EASTERN MOUNTAINS AND PIEDMONT REGION - NWPL 2014 FINAL RATINGSUser Notes: 1) Plant species not listed are considered UPL for wetland delineation purposes. 2) A few UPL species are listed because they are rated FACU or wetter in at least one Corps region.

Scientific Name Common Name Status Scientific Name Common Name Status Scientific Name Common Name Status

Abies balsamea Balsam Fir FACAbies fraseri Fraser's Fir FACUAbutilon theophrasti Velvetleaf UPLAcalypha gracilens Slender Three-Seed-Mercury FACAcalypha poiretii Poiret's Copperleaf FACUAcalypha rhomboidea Common Three-Seed-Mercury FACUAcalypha virginica Virginia Three-Seed-Mercury FACUAcer negundo Ash-Leaf Maple FACAcer nigrum Black Maple FACUAcer pensylvanicum Striped Maple FACUAcer platanoides Norway Maple UPLAcer rubrum Red Maple FACAcer saccharinum Silver Maple FACWAcer saccharum Sugar Maple FACUAcer spicatum Mountain Maple FACUAchillea millefolium Common Yarrow FACUAchillea ptarmica Pearl Yarrow FACUAchyranthes aspera Devil's-Horsewhip UPLAcmella repens Opposite-Leaf Spotflower FACWAcmispon americanus American Deerweed FACUAconitum reclinatum Trailing White Monkshood FACAconitum uncinatum Southern Blue Monkshood FACAcorus americanus Several-Vein Sweetflag OBLAcorus calamus Single-Vein Sweetflag OBLActaea pachypoda White Baneberry UPLActaea podocarpa Mountain Bugbane FACUActaea rubra Red Baneberry UPLAdiantum aleuticum Aleutian Maidenhair FACAdiantum capillus-veneris Southern Maidenhair FACUAdiantum pedatum Northern Maidenhair FACAegopodium podagraria Bishop's Goutweed FACUAeschynomene americana Shyleaf FACAeschynomene indica Indian Joint-Vetch FACWAeschynomene virginica Virginia Joint-Vetch OBLAesculus flava Yellow Buckeye FACUAesculus glabra Ohio Buckeye FACUAesculus pavia Red Buckeye FACAesculus sylvatica Painted Buckeye FACAgalinis aphylla Scale-Leaf False Foxglove FACWAgalinis aspera Tall False Foxglove FACUAgalinis fasciculata Beach False Foxglove FACAgalinis heterophylla Prairie False Foxglove FACUAgalinis linifolia Flax-Leaf False Foxglove FACWAgalinis maritima Saltmarsh False Foxglove FACWAgalinis obtusifolia Ten-Lobe False Foxglove FACUAgalinis oligophylla Ridge-Stem False Foxglove FACAgalinis paupercula Small-Flower False Foxglove FACWAgalinis purpurea Purple False Foxglove FACWAgalinis skinneriana Skinner's False Foxglove FACUAgalinis tenella FACWAgalinis tenuifolia Slender-Leaf False Foxglove FACAgarista populifolia Florida-Hobblebush OBLAgastache nepetoides Yellow Giant-Hyssop FACUAgeratina altissima White Snakeroot FACUAgeratina jucunda Hammock Snakeroot FACUAgeratum conyzoides Tropical Whiteweed FACUAgeratum houstonianum Bluemink FACU

Agrimonia gryposepala Tall Hairy Grooveburr FACUAgrimonia parviflora Harvestlice FACWAgrimonia rostellata Beaked Grooveburr FACUAgrimonia striata Woodland Grooveburr FACUAgrostis canina Velvet Bent FACUAgrostis capillaris Colonial Bent FACAgrostis elliottiana Elliott's Bent FACUAgrostis exarata Spiked Bent FACWAgrostis gigantea Black Bent FACWAgrostis hyemalis Winter Bent FACAgrostis mertensii Northern Bent FACUAgrostis perennans Upland Bent FACUAgrostis scabra Rough Bent FACAgrostis stolonifera Spreading Bent FACWAilanthus altissima Tree-of-Heaven FACUAira caryophyllea Common Silver-Hair Grass FACAletris aurea Golden Colicroot FACWAletris farinosa White Colicroot FACAletris lutea Yellow Colicroot FACWAlhagi maurorum Camelthorn FACAlisma gramineum Narrow-Leaf Water-Plantain OBLAlisma subcordatum American Water-Plantain OBLAlisma triviale Northern Water-Plantain OBLAlliaria petiolata Garlic-Mustard FACUAllium canadense Meadow Garlic FACUAllium cernuum Nodding Onion FACUAllium schoenoprasum Wild Chives FACUAllium tricoccum Ramp FACUAllium vineale Crow Garlic FACUAlnus glutinosa European Alder FACWAlnus incana Speckled Alder FACUAlnus maritima Seaside Alder OBLAlnus serrulata Brookside Alder OBLAlnus viridis Sitka Alder FACAlocasia macrorrhizos Giant Taro FACWAlopecurus aequalis Short-Awn Meadow-Foxtail OBLAlopecurus arundinaceus Creeping Meadow-Foxtail FACWAlopecurus carolinianus Tufted Meadow-Foxtail FACWAlopecurus geniculatus Marsh Meadow-Foxtail OBLAlopecurus myosuroides Slender Meadow-Foxtail FACWAlopecurus pratensis Field Meadow-Foxtail FACWAlophia drummondii Propeller-Flower FACUAlternanthera paronychioides Smooth Joyweed OBLAlternanthera philoxeroides Alligator-Weed OBLAlternanthera sessilis Sessile Joyweed FACAlthaea officinalis Common Marsh-Mallow FACWAmaranthus albus Tumbleweed FACUAmaranthus arenicola Sandhill Amaranth UPLAmaranthus australis Southern Amaranth OBLAmaranthus blitoides Mat Amaranth FACAmaranthus blitum Purple Amaranth FACUAmaranthus cannabinus Tidal-Marsh Amaranth OBLAmaranthus crassipes Spreading Amaranth FACAmaranthus graecizans Italian-Spinach FACUAmaranthus palmeri Careless Weed FACUAmaranthus pumilus Seaside Amaranth FACWAmaranthus retroflexus Red-Root FACU

Amaranthus spinosus Spiny Amaranth FACUAmaranthus tricolor Joseph's-Coat UPLAmaranthus tuberculatus Rough-Fruit Amaranth FACWAmaranthus viridis Slender Amaranth FACAmbrosia artemisiifolia Annual Ragweed FACUAmbrosia psilostachya Perennial Ragweed FACAmbrosia trifida Great Ragweed FACAmelanchier arborea Downy Service-Berry FACAmelanchier bartramiana Oblong-Fruit Service-Berry FACAmelanchier canadensis Canadian Service-Berry FACAmelanchier intermedia Intermediate Service-Berry FACWAmelanchier nantucketensis Nantucket Service-Berry FACUAmelanchier spicata Running Service-Berry FACUAmianthium muscitoxicum Flypoison FACAmmannia auriculata Eared Redstem OBLAmmannia coccinea Valley Redstem OBLAmmannia latifolia Pink Redstem OBLAmmannia robusta Grand Redstem OBLAmmophila breviligulata American Beach Grass FACUAmmoselinum butleri Butler's Sand-Parsley FACAmorpha fruticosa False Indigo-Bush FACWAmorpha georgiana Georgia Indigo-Bush FACWAmorpha herbacea Cluster-Spike Indigo-Bush FACAmorpha nitens Shining Indigo-Bush FACAmorpha paniculata Panicled Indigo-Bush FACWAmpelaster carolinianus Climbing-Aster FACWAmpelopsis arborea Peppervine FACWAmpelopsis cordata Heart-Leaf Peppervine FACAmphicarpaea bracteata American Hog-Peanut FACAmphicarpum amphicarpon Blue Maiden-Cane FACWAmphicarpum muehlenbergianumPerennial Goober Grass FACWAmsonia ludoviciana Louisiana Bluestar FACAmsonia tabernaemontana Eastern Bluestar FACAnaphalis margaritacea Pearly-Everlasting UPLAndromeda polifolia Bog-Rosemary OBLAndropogon capillipes Chalky Bluestem FACUAndropogon gerardii Big Bluestem FACAndropogon glaucopsis Coastal Bluestem FACWAndropogon glomeratus Bushy Bluestem FACWAndropogon gyrans Elliott's Bluestem FACUAndropogon hirsutior FACWAndropogon mohrii Mohr's Bluestem FACWAndropogon ternarius Split-Beard Bluestem FACUAndropogon virginicus Broom-Sedge FACUAndrosace occidentalis Western Rock-Jasmine FACUAnemone canadensis Round-Leaf Thimbleweed FACWAnemone quinquefolia Nightcaps FACUAnemone virginiana Tall Thimbleweed FACUAngelica atropurpurea Purple-Stem Angelica OBLAngelica lucida Seacoast Angelica FACAnoda cristata Crested Anoda UPLAntennaria neglecta Field Pussytoes UPLAnthemis cotula Stinking Chamomile FACUAnthenantia rufa Purple Silkyscale FACUAnthoxanthum hirtum Northern Sweet Vernal Grass FACWAnthoxanthum odoratum Large Sweet Vernal Grass FACU

Anticlea elegans Mountain False Deathcamas FACAntigonon leptopus Queen's-Jewels FACUApios americana Groundnut FACWAplectrum hyemale Adam-and-Eve FACApocynum androsaemifolium Spreading Dogbane FACUApocynum cannabinum Indian-Hemp FACUAquilegia canadensis Red Columbine FACArabidopsis lyrata Lyre-Leaf Thalecress FACUArabis alpina Alpine Eared Rockcress FACArabis pycnocarpa Hairy Eared Rockcress FACUAralia nudicaulis Wild Sarsaparilla FACUAralia racemosa American Spikenard FACUAralia spinosa Devil's-Walkingstick FACArctium minus Lesser Burrdock FACUArctostaphylos uva-ursi Red Bearberry UPLArenaria lanuginosa Spreading Sandwort FACArenaria serpyllifolia Thyme-Leaf Sandwort FACArethusa bulbosa Dragon's-Mouth OBLArisaema dracontium Greendragon FACWArisaema triphyllum Jack-in-the-Pulpit FACWAristida beyrichiana Beyrich's Three-Awn UPLAristida dichotoma Church-Mouse Three-Awn UPLAristida longespica Red Three-Awn UPLAristida purpurascens Arrow-Feather Three-Awn FACAristida spiciformis Bottlebrush Three-Awn FACAristida stricta Pineland Three-Awn FACArivela viscosa Tickweed UPLArmeria maritima Sea Thrift FACUArnica acaulis Common Leopardbane FACUArnoglossum ovatum Egg-Leaf Indian-Plantain FACArnoglossum plantagineum Groove-Stem Indian-Plantain FACWAronia arbutifolia Red Chokeberry FACWAronia melanocarpa Black Chokeberry FACAronia prunifolia Purple Chokeberry FACWArrhenatherum elatius Tall Oat Grass FACUArtemisia annua Annual Wormwood FACUArtemisia biennis Biennial Wormwood FACUArtemisia campestris Pacific Wormwood UPLArtemisia ludoviciana White Sagebrush UPLArtemisia stelleriana Oldwoman FACUArtemisia vulgaris Common Wormwood UPLArthraxon hispidus Small Carp Grass FACAruncus dioicus Bride's-Feathers FACUArundinaria gigantea Giant Cane FACWArundinaria tecta Switch Cane FACWArundo donax Giant-Reed FACUAsarum canadense Canadian Wild Ginger FACUAsclepias curassavica Bloodflower FACAsclepias exaltata Poke Milkweed FACUAsclepias incarnata Swamp Milkweed OBLAsclepias lanceolata Few-Flower Milkweed OBLAsclepias longifolia Long-Leaf Milkweed FACAsclepias michauxii Michaux's Milkweed FACAsclepias perennis Aquatic Milkweed OBLAsclepias purpurascens Purple Milkweed FACUAsclepias rubra Red Milkweed OBLAsclepias speciosa Showy Milkweed FACAsclepias sullivantii Prairie Milkweed FACAsclepias syriaca Common Milkweed FACUAsclepias variegata Red-Ring Milkweed FACUAsclepias verticillata Whorled Milkweed FACUAsclepias viridula Southern Milkweed FACWAsimina parviflora Small-Flower Pawpaw UPLAsimina triloba Common Pawpaw FAC

Asparagus officinalis Asparagus FACUAsperugo procumbens German-Madwort UPLAsplenium abscissum Cut-Leaf Spleenwort FACWAsplenium platyneuron Ebony Spleenwort FACUAsplenium trichomanes Maidenhair Spleenwort FACAstilbe biternata Appalachian False Goat's-Beard

FACUAstragalus canadensis Canadian Milk-Vetch FACAstragalus neglectus Cooper's Milk-Vetch FACUAthyrium angustum Northern Lady Fern FACAthyrium asplenioides Southern Lady Fern FACAtriplex argentea Silverscale FACAtriplex dioica Saline Saltbush FACAtriplex glabriuscula Scotland Orache FACUAtriplex hortensis Garden Orache FACAtriplex mucronata Crested Saltbush FACAtriplex patula Halberd-Leaf Orache FACWAtriplex prostrata Hastate Orache FACWAtriplex rosea Tumbling Orache FACUAtriplex truncata Wedge-Leaf Orache FACUAvena sativa Oat UPLAxonopus compressus Broad-Leaf Carpet Grass FACWAxonopus fissifolius Narrow-Leaf Carpet Grass FACWAxonopus furcatus Big Carpet Grass FACWAzolla microphylla Mexican Mosquito Fern OBLAzolla pinnata Asian Mosquito Fern OBLBaccharis glomeruliflora Silverling FACBaccharis halimifolia Groundseltree FACWBaccharis neglecta Roosevelt-Weed FACBaccharis salicina Great Plains False Willow FACBacopa caroliniana Blue Water-Hyssop OBLBacopa innominata Tropical Water-Hyssop OBLBacopa monnieri Herb-of-Grace OBLBacopa rotundifolia Disk Water-Hyssop OBLBalduina atropurpurea Purple-Disk Honeycomb-Head FACWBalduina uniflora One-Flower Honeycomb-Head FACWBambusa bambos Giant Thorny Bamboo FACUBambusa vulgaris Feathery Bamboo FACUBaptisia alba White Wild Indigo FACUBaptisia australis Blue Wild Indigo FACUBaptisia megacarpa Apalachicola Wild Indigo FACBarbarea vulgaris Garden Yellow-Rocket FACUBartonia paniculata Twining Screwstem OBLBartonia virginica Yellow Screwstem FACWBassia hirsuta Hairy Smotherweed OBLBassia hyssopifolia Five-Horn Smotherweed FACUBassia scoparia Mexican-Fireweed UPLBeckmannia syzigachne American Slough Grass OBLBerberis thunbergii Japanese Barberry FACUBerberis vulgaris European Barberry FACUBerchemia scandens Alabama Supplejack FACWBergia texana Texas Bergia OBLBetula X purpusii OBLBetula alleghaniensis Yellow Birch FACBetula cordifolia Heart-Leaf Paper Birch FACUBetula lenta Sweet Birch FACUBetula nigra River Birch FACWBetula papyrifera Paper Birch FACUBetula pendula European Weeping Birch FACUBetula populifolia Gray Birch FACBetula pubescens Downy Birch FACBetula pumila Bog Birch OBLBidens aristosa Bearded Beggarticks FACWBidens beckii Beck's Water-Marigold OBL

Bidens bidentoides Delmarva Beggarticks FACWBidens bipinnata Spanish-Needles FACUBidens cernua Nodding Burr-Marigold OBLBidens discoidea Small Beggarticks FACWBidens eatonii Eaton's Beggarticks FACWBidens frondosa Devil's-Pitchfork FACWBidens laevis Smooth Beggarticks OBLBidens mitis Small-Fruit Beggarticks OBLBidens pilosa Hairy Beggarticks FACWBidens tenuisecta Slim-Lobe Beggarticks FACWBidens trichosperma Crowned Beggarticks OBLBidens tripartita Three-Lobe Beggarticks FACWBidens vulgata Tall Beggarticks FACBigelowia nudata Pineland Rayless-Goldenrod FACWBigelowia nuttallii Nuttall's Rayless-Goldenrod FACUBignonia capreolata Crossvine FACBlephilia hirsuta Hairy Pagoda-Plant FACUBoechera dentata Short's Rockcress FACUBoechera stricta Canadian Rockcress FACUBoehmeria cylindrica Small-Spike False Nettle FACWBoerhavia erecta Erect Spiderling UPLBoltonia asteroides White Doll's Daisy FACWBoltonia caroliniana Carolina Doll's Daisy FACWBoltonia diffusa Small-Head Doll's Daisy FACBoltonia montana Mountain Doll's Daisy FACWBorrichia frutescens Bushy Seaside-Tansy OBLBothriochloa barbinodis Cane Beard Grass FACUBothriochloa bladhii Australian Beard Grass FACUBotrychium lanceolatum Lance-Leaf Moonwort FACWBotrychium lunaria Common Moonwort FACBotrychium matricariifolium Daisy-Leaf Moonwort FACUBotrychium simplex Least Moonwort FACUBotrypus virginianus Rattlesnake Fern FACUBouteloua dactyloides Buffalo Grass FACUBowlesia incana Hoary Bowlesia FACBoykinia aconitifolia Allegheny Brookfoam FACWBrachyelytrum erectum Bearded Shorthusk FACUBrasenia schreberi Watershield OBLBrassica juncea Chinese Mustard UPLBrassica rapa Rape UPLBraya humilis Alpine Northern-Rockcress UPLBrintonia discoidea Rayless Mock Goldenrod FACUBriza media Perennial Quaking Grass FACBriza minor Lesser Quaking Grass FACWBromus arvensis Field Brome FACUBromus briziformis Rattlesnake Brome FACUBromus ciliatus Fringed Brome FACWBromus hordeaceus Soft Brome UPLBromus inermis Smooth Brome UPLBromus kalmii Kalm's Brome FACUBromus latiglumis Early-Leaf Brome FACWBromus madritensis Compact Brome UPLBromus pubescens Hairy Woodland Brome FACUBroussonetia papyrifera Paper-Mulberry UPLBrowallia americana Jamaican-Forget-Me-Not FACUBrugmansia versicolor Arborescent Angel's-Tears FACUBrunnichia ovata American Buckwheatvine FACWBuchnera americana American Bluehearts FACUBuchnera floridana Florida Bluehearts FACUBuddleja davidii Orange-Eye Butterfly-Bush FACUBulbostylis barbata Water-Grass FACBulbostylis capillaris Dense-Tuft Hair Sedge FACUBulbostylis ciliatifolia Capillary Hair Sedge FACUBulbostylis stenophylla Sandy-Field Hair Sedge FACU

Bulbostylis warei Ware's Hair Sedge FACUBurmannia biflora Northern Bluethread OBLBurmannia capitata Southern Bluethread OBLButomus umbellatus Greater Flowering-Rush OBLCabomba caroliniana Carolina Fanwort OBLCakile edentula American Searocket FACUCakile maritima European Searocket FACCalamagrostis canadensis Bluejoint FACWCalamagrostis coarctata Nuttall's Reed Grass OBLCalamagrostis pickeringii Pickering's Reed Grass FACWCalamagrostis stricta Slim-Stem Reed Grass FACWCalamovilfa arcuata Cumberland Sand-Reed FACWCalamovilfa brevipilis Pine-Barren Sand-Reed OBLCalibrachoa parviflora Seaside-Petunia FACWCalla palustris Water-Dragon OBLCallicarpa americana American Beauty-Berry FACUCallicarpa dichotoma Chinese Beauty-Berry OBLCallitriche heterophylla Greater Water-Starwort OBLCallitriche palustris Vernal Water-Starwort OBLCallitriche pedunculosa Nuttall's Water-Starwort FACWCallitriche peploides Matted Water-Starwort OBLCallitriche stagnalis Pond Water-Starwort OBLCallitriche terrestris Terrestrial Water-Starwort FACWCalluna vulgaris Heather FACCalopogon barbatus Bearded Grass-Pink FACWCalopogon pallidus Pale Grass-Pink OBLCalopogon tuberosus Tuberous Grass-Pink FACWCaltha palustris Yellow Marsh-Marigold OBLCalycanthus floridus Eastern Sweetshrub FACUCalycocarpum lyonii Cupseed FACWCalydorea coelestina Enchanting Violet-Lily FACWCalyptocarpus vialis Straggler Daisy FACCalystegia sepium Hedge False Bindweed FACCamassia scilloides Atlantic Camas FACCamelina microcarpa Little-Pod False Flax FACUCamelina sativa Gold-of-Pleasure UPLCampanula aparinoides Marsh Bellflower OBLCampanula rotundifolia Bluebell-of-Scotland FACUCampanulastrum americanum American-Bellflower FACUCampsis radicans Trumpet-Creeper FACCanna X generalis OBLCanna flaccida Bandanna-of-the-Everglades OBLCanna glauca Brazilian Arrow-Wood OBLCanna indica Indian-Shot FACWCantinoa mutabilis FACCapsella bursa-pastoris Shepherd's-Purse FACUCardamine X anomala FACUCardamine X incisa FACUCardamine angustata Slender Toothwort FACUCardamine bulbosa Bulbous Bittercress OBLCardamine clematitis Small Mountain Bittercress OBLCardamine concatenata Cut-Leaf Toothwort FACUCardamine diphylla Crinkleroot FACUCardamine douglassii Limestone Bittercress FACWCardamine flagellifera Blue Ridge Bittercress FACUCardamine flexuosa Woodland Bittercress FACCardamine hirsuta Hairy Bittercress FACUCardamine impatiens Narrow-Leaf Bittercress FACCardamine longii Long's Bittercress OBLCardamine micranthera Streambank Bittercress OBLCardamine parviflora Sand Bittercress FACUCardamine pensylvanica Quaker Bittercress OBLCardamine rotundifolia American Bittercress OBLCardiospermum halicacabum Love-in-a-Puff FACU

Carduus nutans Nodding Plumeless-Thistle UPLCarex X aestivaliformis FACCarex abscondita Thicket Sedge FACCarex alata Broad-Wing Sedge OBLCarex albicans White-Tinge Sedge UPLCarex albolutescens Green-White Sedge FACWCarex alopecoidea Fox-Tail Sedge FACWCarex amphibola Eastern Narrow-Leaf Sedge FACCarex annectens Yellow-Fruit Sedge FACWCarex aquatilis Leafy Tussock Sedge OBLCarex arcta Northern Cluster Sedge OBLCarex arkansana Arkansas Sedge FACUCarex atherodes Wheat Sedge OBLCarex atlantica Prickly Bog Sedge FACWCarex aurea Golden-Fruit Sedge FACWCarex austrina Southern Sedge FACUCarex austrodeflexa Canebrake Sedge OBLCarex baileyi Bailey's Sedge OBLCarex barrattii Barratt's Sedge OBLCarex basiantha Widow Sedge FACWCarex bebbii Bebb's Sedge OBLCarex bicknellii Bicknell's Sedge FACCarex billingsii Billings' Sedge OBLCarex blanda Eastern Woodland Sedge FACCarex brevior Short-Beak Sedge FACCarex bromoides Brome-Like Sedge FACWCarex brunnescens Brownish Sedge FACWCarex bulbostylis False Hair Sedge FACWCarex bullata Button Sedge OBLCarex bushii Bush's Sedge FACWCarex buxbaumii Brown Bog Sedge OBLCarex canescens Hoary Sedge OBLCarex caroliniana Carolina Sedge FACWCarex cephaloidea Thin-Leaf Sedge FACCarex cephalophora Oval-Leaf Sedge FACUCarex chapmanii Chapman's Sedge FACWCarex cherokeensis Cherokee Sedge FACWCarex chordorrhiza Rope-Root Sedge OBLCarex collinsii Collins' Sedge OBLCarex comosa Bearded Sedge OBLCarex complanata Hirsute Sedge FACUCarex conjuncta Soft Fox Sedge FACWCarex conoidea Open-Field Sedge FACUCarex corrugata Prune-Fruit Sedge FACWCarex crawei Crawe's Sedge FACWCarex crawfordii Crawford's Sedge FACCarex crebriflora Coastal-Plain Sedge FACWCarex crinita Fringed Sedge OBLCarex cristatella Crested Sedge FACWCarex crus-corvi Raven-Foot Sedge OBLCarex cryptolepis Northeastern Sedge OBLCarex cumulata Clustered Sedge FACUCarex davisii Davis' Sedge FACCarex debilis White-Edge Sedge FACCarex decomposita Cypress-Knee Sedge OBLCarex deweyana Dewey's Sedge FACUCarex diandra Lesser Tussock Sedge OBLCarex digitalis Slender Woodland Sedge UPLCarex disperma Soft-Leaf Sedge FACWCarex divulsa Grassland Sedge FACCarex douglasii Douglas' Sedge FACCarex eburnea Bristle-Leaf Sedge FACUCarex echinata Star Sedge OBLCarex elliottii Elliott's Sedge OBL

Carex emoryi Emory's Sedge OBLCarex exilis Coastal Sedge OBLCarex extensa Long-Bract Sedge OBLCarex festucacea Fescue Sedge FACCarex fissa Hammock Sedge FACWCarex flaccosperma Thin-Fruit Sedge FACCarex flava Yellow-Green Sedge OBLCarex foenea Bronze-Head Oval Sedge UPLCarex folliculata Northern Long Sedge OBLCarex formosa Handsome Sedge FACCarex frankii Frank's Sedge OBLCarex gigantea Giant Sedge OBLCarex glaucescens Southern Waxy Sedge OBLCarex glaucodea Blue Sedge FACCarex gracillima Graceful Sedge FACUCarex granularis Limestone-Meadow Sedge FACWCarex gravida Heavy Sedge FACWCarex grayi Gray's Sedge FACWCarex grisea Inflated Narrow-Leaf Sedge FACUCarex gynandra Nodding Sedge OBLCarex gynocrates Northern Bog Sedge OBLCarex haydenii Cloud Sedge OBLCarex hormathodes Marsh Straw Sedge OBLCarex hyalina Tissue Sedge FACWCarex hyalinolepis Shoreline Sedge OBLCarex hystericina Porcupine Sedge OBLCarex interior Inland Sedge OBLCarex intumescens Greater Bladder Sedge FACWCarex joorii Cypress-Swamp Sedge OBLCarex lacustris Lakebank Sedge OBLCarex laeviconica Smooth-Cone Sedge OBLCarex laevivaginata Smooth-Sheath Sedge OBLCarex lasiocarpa Woolly-Fruit Sedge OBLCarex laxiflora Broad Loose-Flower Sedge FACUCarex leporina Oval Sedge FACCarex leptalea Bristly-Stalk Sedge OBLCarex leptonervia Nerveless Woodland Sedge FACWCarex limosa Mud Sedge OBLCarex lonchocarpa Southern Long Sedge OBLCarex longii Long's Sedge OBLCarex louisianica Louisiana Sedge OBLCarex lupuliformis False Hop Sedge FACWCarex lupulina Hop Sedge OBLCarex lurida Shallow Sedge OBLCarex magellanica Boreal-Bog Sedge OBLCarex meadii Mead's Sedge FACCarex michauxiana Michaux's Sedge OBLCarex microdonta Little-Tooth Sedge FACWCarex mitchelliana Mitchell's Sedge OBLCarex molesta Troublesome Sedge FACCarex muricata Muricate Sedge FACCarex muskingumensis Muskingum Sedge OBLCarex nebrascensis Nebraska Sedge OBLCarex nigromarginata Black-Edge Sedge UPLCarex normalis Greater Straw Sedge FACWCarex novae-angliae New England Sedge FACUCarex oklahomensis Oklahoma Sedge OBLCarex oligosperma Few-Seed Sedge OBLCarex opaca FACWCarex oxylepis Sharp-Scale Sedge FACWCarex ozarkana Ozark Sedge OBLCarex pallescens Pale Sedge FACWCarex pauciflora Few-Flower Sedge OBLCarex pedunculata Long-Stalk Sedge OBL

Carex pellita Woolly Sedge OBLCarex pigra Tar-Heel Sedge FACWCarex polymorpha Variable Sedge FACUCarex praegracilis Clustered Field Sedge FACWCarex prairea Prairie Sedge FACWCarex prasina Drooping Sedge OBLCarex projecta Necklace Sedge FACWCarex pseudocyperus Cypress-Like Sedge OBLCarex radiata Eastern Star Sedge FACCarex reniformis Kidney-Shape Sedge FACWCarex retroflexa Reflexed Sedge FACUCarex retrorsa Retrorse Sedge FACWCarex richardsonii Richardson's Sedge UPLCarex rosea Rosy Sedge FACUCarex sartwellii Sartwell's Sedge OBLCarex scabrata Eastern Rough Sedge OBLCarex schweinitzii Schweinitz's Sedge OBLCarex scoparia Pointed Broom Sedge FACWCarex seorsa Weak Stellate Sedge FACWCarex shortiana Short's Sedge FACCarex siccata Dry-Spike Sedge FACUCarex sparganioides Burr-Reed Sedge FACUCarex spicata Prickly Sedge FACCarex sprengelii Long-Beak Sedge FACUCarex squarrosa Squarrose Sedge FACWCarex sterilis Dioecious Sedge OBLCarex stipata Stalk-Grain Sedge OBLCarex straminea Eastern Straw Sedge OBLCarex striata Walter's Sedge OBLCarex stricta Uptight Sedge OBLCarex styloflexa Bent Sedge FACWCarex suberecta Prairie Straw Sedge OBLCarex superata Limestone-Forest Sedge FACCarex swanii Swan's Sedge FACUCarex sylvatica European Woodland Sedge FACUCarex tenera Quill Sedge FACCarex tenuiflora Sparse-Flower Sedge OBLCarex tetanica Rigid Sedge FACWCarex tetrastachya Britton's Sedge FACWCarex torta Twisted Sedge FACWCarex triangularis Eastern Fox Sedge FACWCarex tribuloides Blunt Broom Sedge FACWCarex trichocarpa Hairy-Fruit Sedge OBLCarex trisperma Three-Seed Sedge OBLCarex tuckermanii Tuckerman's Sedge OBLCarex turgescens Pine-Barren Sedge OBLCarex typhina Cat-Tail Sedge FACWCarex utriculata Northwest Territory Sedge OBLCarex venusta Dark-Green Sedge OBLCarex verrucosa Warty Sedge OBLCarex vesicaria Lesser Bladder Sedge OBLCarex viridula Little Green Sedge OBLCarex vulpinoidea Common Fox Sedge OBLCarex wiegandii Wiegand's Sedge OBLCarex willdenowii Willdenow's Sedge UPLCarex woodii Pretty Sedge UPLCarphephorus odoratissimus Carolina-Vanilla FACWCarphephorus paniculatus Hairy Chaffhead FACWCarphephorus tomentosus Woolly Chaffhead FACWCarpinus caroliniana American Hornbeam FACCartrema americana Devilwood FACCarum carvi Caraway UPLCarya X lecontei OBLCarya aquatica Water Hickory OBL

Carya cordiformis Bitter-Nut Hickory FACUCarya glabra Pignut Hickory FACUCarya illinoinensis Pecan FACUCarya laciniosa Shell-Bark Hickory FACCarya myristiciformis Nutmeg Hickory FACWCarya ovalis Red Hickory FACUCarya ovata Shag-Bark Hickory FACUCastilleja coccinea Scarlet Indian-Paintbrush FACCastilleja indivisa Entire-Leaf Indian-Paintbrush FACCatalpa bignonioides Southern Catalpa FACUCatalpa speciosa Northern Catalpa FACCatharanthus roseus Madagascar-Periwinkle UPLCayaponia quinqueloba Five-Lobe-Cucumber FACCelastrus orbiculatus Asian Bittersweet FACUCelastrus scandens American Bittersweet FACUCelosia argentea Silver Cock's-Comb FACUCeltis laevigata Sugar-Berry FACWCeltis occidentalis Common Hackberry FACUCeltis reticulata Net-Leaf Hackberry UPLCenchrus americanus Pearl-Millet FACUCenchrus ciliaris Buffel Grass UPLCenchrus echinatus Southern Sandburr UPLCenchrus longispinus Innocent-Weed UPLCenchrus tribuloides Sand-Dune Sandburr UPLCentaurea X moncktonii FACCentaurea cyanus Garden Cornflower FACUCentaurea jacea Brown-Ray Knapweed FACUCentaurium erythraea European Centaury FACCentaurium pulchellum Branched Centaury FACCentella erecta Stiff Spadeleaf FACWCentipeda minima Spreading-Sneezeweed FACUCephalanthus occidentalis Common Buttonbush OBLCerastium arvense Field Mouse-Ear Chickweed UPLCerastium brachypodum Short-Stalk Mouse-Ear Chickweed

FACUCerastium fontanum Common Mouse-Ear Chickweed

FACUCerastium glomeratum Sticky Mouse-Ear Chickweed UPLCerastium nutans Nodding Mouse-Ear Chickweed

FACCeratophyllum demersum Coon's-Tail OBLCeratophyllum echinatum Spineless Hornwort OBLCeratophyllum muricatum Prickly Hornwort OBLCeratopteris richardii Triangle Water Fern OBLCercis canadensis Redbud FACUCestrum nocturnum Night Flowering-Jassamine UPLChaerophyllum procumbens Spreading Chervil FACWChaerophyllum tainturieri Hairy-Fruit Chervil FACChamaecrista fasciculata Sleepingplant FACUChamaecrista nictitans Partridge-Pea FACUChamaecyparis thyoides Atlantic White-Cedar OBLChamaedaphne calyculata Leatherleaf OBLChamaelirium luteum Fairywand FACChamaenerion angustifolium Narrow-Leaf Fireweed FACChaptalia tomentosa Woolly Sunbonnets FACWChasmanthium latifolium Indian Wood-Oats FACUChasmanthium laxum Slender Wood-Oats FACChasmanthium nitidum Shiny Wood-Oats FACWChasmanthium sessiliflorum Long-Leaf Wood-Oats FACChelidonium majus Greater Celandine UPLChelone cuthbertii Cuthbert's Turtlehead OBLChelone glabra White Turtlehead OBLChelone lyonii Pink Turtlehead FACWChelone obliqua Red Turtlehead OBL

Chenopodium album Lamb's-Quarters FACUChenopodium fremontii Fremont's Goosefoot FACUChenopodium glaucum Oak-Leaf Goosefoot FACWChenopodium macrospermum Large-Seed Goosefoot FACWChenopodium murale Nettle-Leaf Goosefoot FACUChenopodium rubrum Red Goosefoot FACWChionanthus virginicus White Fringetree FACChloris gayana Rhodes Grass FACUChloris virgata Feather Windmill Grass FACUChristella dentata Pai'i'iho FACChristella hispidula Rough-Hairy Waterfall Fern FACUChrysoma pauciflosculosa Woody-Goldenrod FACChrysopsis gossypina Cottony Golden-Aster FACUChrysopsis mariana Maryland Golden-Aster UPLChrysosplenium americanum American Golden-Saxifrage OBLCichorium intybus Chicory FACUCicuta bulbifera Bulblet-Bearing Water-Hemlock OBLCicuta maculata Spotted Water-Hemlock OBLCinna arundinacea Sweet Wood-Reed FACWCinna latifolia Slender Wood-Reed FACWCinnamomum camphora Camphortree FACUCircaea alpina Small Enchanter's-Nightshade FACWCircaea canadensis Broad-Leaf Enchanter's-Nightshade

FACUCirsium arvense Canadian Thistle FACUCirsium discolor Field Thistle UPLCirsium flodmanii Flodman's Thistle FACCirsium horridulum Yellow Thistle FACUCirsium lecontei Le Conte's Thistle FACWCirsium muticum Swamp Thistle OBLCirsium nuttallii Nuttall's Thistle FACCirsium undulatum Wavy-Leaf Thistle FACCirsium virginianum Virginia Thistle FACWCirsium vulgare Bull Thistle FACUCissus trifoliata Sorrelvine UPLCitrullus lanatus Watermelon UPLCladium mariscoides Smooth Saw-Grass OBLClaytonia caroliniana Carolina Springbeauty FACUClaytonia perfoliata Miner's-Lettuce FACUClaytonia virginica Virginia Springbeauty FACCleistesiopsis divaricata Rosebud Orchid FACClematis addisonii Addison's Leather-Flower FACUClematis catesbyana Satincurls FACClematis crispa Swamp Leather-Flower FACWClematis glaucophylla White-Leaf Leather-Flower FACClematis ligusticifolia Deciduous Traveler's-Joy FACWClematis pitcheri Bluebill FACUClematis terniflora Sweet Autumn Virgin's-Bower FACUClematis virginiana Devil's-Darning-Needles FACClematis vitalba Evergreen Traveler's-Joy UPLCleomella angustifolia Northern Stinkweed FACClethra alnifolia Coastal Sweet-Pepperbush FACCliftonia monophylla Buckwheat-Tree OBLClinopodium arkansanum Limestone Wild Basil FACUClintonia borealis Yellow Bluebead-Lily FACClitoria mariana Atlantic Pigeonwings FACUClitoria ternatea Asian Pigeonwings FACUCocculus carolinus Carolina Coralbead FACCoeloglossum viride Long-Bract Frog Orchid FACUCoelorachis cylindrica Carolina Joint-Tail Grass FACCoelorachis rugosa Wrinkled Joint-Tail Grass OBLCoix lacryma-jobi Job's-Tears FACWColeataenia anceps Beaked Cut-Throat Grass FACColeataenia longifolia Long-Leaf Cut-Throat Grass FACU

Coleataenia rigidula Red-Top Cut-Throat Grass FACWColeataenia stipitata Stipitate Cut-Throat Grass FACWColeataenia tenera Southeastern Cut-Throat Grass FACWCollinsia verna Spring Blue-Eyed Mary FACCollinsonia canadensis Richweed FACCollomia linearis Narrow-Leaf Mountain-Trumpet UPLColocasia esculenta Coco-Yam FACWComandra umbellata Bastard-Toadflax FACUComarum palustre Purple Marshlocks OBLCommelina benghalensis Jio FACUCommelina caroliniana Carolina Dayflower FACCommelina communis Asiatic Dayflower FACCommelina diffusa Climbing Dayflower FACWCommelina erecta White-Mouth Dayflower FACCommelina virginica Virginia Dayflower FACWConioselinum chinense Chinese Hemlock-Parsley FACWConium maculatum Poison-Hemlock FACWConoclinium coelestinum Blue Mistflower FACConradina verticillata Cumberland Dixie Rosemary FACWConvolvulus equitans Texas Bindweed FACUCooperia chlorosolen Evening Rain-Lily FACUCoptis trifolia Three-Leaf Goldthread FACWCorallorhiza maculata Summer Coralroot FACUCorallorhiza trifida Yellow Coralroot FACWCorallorhiza wisteriana Spring Coralroot FACCoreopsis falcata Sickle Tickseed FACWCoreopsis gladiata Coastal-Plain Tickseed FACWCoreopsis integrifolia Fringe-Leaf Tickseed FACUCoreopsis lanceolata Lance-Leaf Tickseed FACUCoreopsis linifolia Texas Tickseed FACWCoreopsis pubescens Star Tickseed FACUCoreopsis rosea Pink Tickseed FACWCoreopsis tinctoria Golden Tickseed FACCoreopsis tripteris Tall Tickseed FACCorispermum americanum American Bugseed FACUCornus alba Red Osier FACWCornus alternifolia Alternate-Leaf Dogwood FACCornus amomum Silky Dogwood FACWCornus asperifolia Tough-Leaf Dogwood FACWCornus canadensis Canadian Bunchberry FACCornus drummondii Rough-Leaf Dogwood FACCornus florida Flowering Dogwood FACUCornus foemina Stiff Dogwood FACWCornus obliqua Pale Dogwood FACWCornus racemosa Gray Dogwood FACCortaderia selloana Selloa Pampus Grass FACCorydalis flavula Yellow Fumewort FACUCorylus americana American Hazelnut FACUCorylus cornuta Beaked Hazelnut FACUCosmos bipinnatus Garden Cosmos FACUCosmos parviflorus Southwestern Cosmos FACCosmos sulphureus Sulphur Cosmos FACUCotula australis Australian Water-Buttons FACCrassula aquatica Water Pygmyweed OBLCrataegus berberifolia Barberry Hawthorn FACCrataegus brachyacantha Blueberry Hawthorn OBLCrataegus crus-galli Cock-Spur Hawthorn FACUCrataegus marshallii Parsley Hawthorn FACCrataegus mollis Downy Hawthorn FACUCrataegus monogyna English Hawthorn FACUCrataegus phaenopyrum Washington Hawthorn FACCrataegus pulcherrima Beautiful Hawthorn FACCrataegus spathulata Little-Hip Hawthorn FACCrataegus viridis Green Hawthorn FACW

Crepis capillaris Smooth Hawk's-Beard UPLCrinum americanum Seven-Sisters FACCrocosmia X crocosmiiflora FACWCroptilon divaricatum Slender Scratchdaisy UPLCrotalaria pallida Smooth Rattlebox FACUCrotalaria retusa Rattleweed UPLCrotalaria rotundifolia Rabbitbells UPLCrotalaria spectabilis Showy Rattlebox FACUCroton elliottii Elliott's Croton FACWCrypsis alopecuroides Fox-Tail Prickle Grass FACWCrypsis schoenoides Swamp Prickle Grass FACWCryptogramma stelleri Fragile Rockbrake FACUCryptotaenia canadensis Canadian Honewort FACCtenium aromaticum Toothache Grass FACWCuphea carthagenensis Colombian Waxweed FACCuphea viscosissima Blue Waxweed FACCyclachaena xanthiifolia Carelessweed FACCycloloma atriplicifolium Winged-Pigweed FACUCyclospermum leptophyllum Marsh-Parsley FACCymophyllus fraserianus Fraser's Sedge FACCynanchum laeve Honeyvine FACCynodon dactylon Bermuda Grass FACUCynoglossum officinale Gypsy-Flower UPLCynosciadium digitatum Finger-Dogshade FACWCynosurus cristatus Crested Dog's-Tail Grass UPLCyperus acuminatus Taper-Tip Flat Sedge OBLCyperus aggregatus Inflated-Scale Flat Sedge FACCyperus articulatus Jointed Flat Sedge OBLCyperus bipartitus Shining Flat Sedge FACWCyperus compressus Poorland Flat Sedge FACCyperus croceus Baldwin's Flat Sedge FACUCyperus cuspidatus Coastal-Plain Flat Sedge FACWCyperus dentatus Toothed Flat Sedge FACWCyperus diandrus Umbrella Flat Sedge FACWCyperus difformis Variable Flat Sedge OBLCyperus distans Mexican Flat Sedge OBLCyperus echinatus Globe Flat Sedge FACUCyperus entrerianus Woodrush Flat Sedge FACWCyperus eragrostis Tall Flat Sedge FACWCyperus erythrorhizos Red-Root Flat Sedge FACWCyperus esculentus Chufa FACWCyperus filicinus Fern Flat Sedge OBLCyperus flavescens Yellow Flat Sedge OBLCyperus flavicomus White-Edge Flat Sedge FACCyperus fuscus Galingale FACCyperus granitophilus Granite Flat Sedge FACWCyperus haspan Sheathed Flat Sedge OBLCyperus involucratus Alternate-Leaf Flat Sedge FACWCyperus iria Ricefield Flat Sedge FACWCyperus lancastriensis Many-Flower Flat Sedge FACCyperus lecontei Le Conte's Flat Sedge FACWCyperus lupulinus Great Plains Flat Sedge UPLCyperus ochraceus Pond Flat Sedge FACWCyperus odoratus Rusty Flat Sedge FACWCyperus pilosus Fuzzy Flat Sedge FACWCyperus polystachyos Many-Spike Flat Sedge FACWCyperus prolifer Miniature Flat Sedge FACWCyperus pseudovegetus Marsh Flat Sedge FACWCyperus refractus Reflexed Flat Sedge FACUCyperus retrofractus Rough Flat Sedge UPLCyperus retrorsus Pine-Barren Flat Sedge FACCyperus rotundus Purple Flat Sedge FACCyperus schweinitzii Sand Flat Sedge FACUCyperus serotinus Tidal-Marsh Flat Sedge OBL

Cyperus setigerus Lean Flat Sedge FACCyperus squarrosus Awned Flat Sedge FACWCyperus strigosus Straw-Color Flat Sedge FACWCyperus surinamensis Tropical Flat Sedge FACWCyperus tetragonus Four-Angle Flat Sedge FACCyperus virens Green Flat Sedge FACWCypripedium X andrewsii FACWCypripedium acaule Pink Lady's-Slipper FACUCypripedium candidum Small White Lady's-Slipper OBLCypripedium parviflorum Yellow Lady's-Slipper FACWCypripedium reginae Showy Lady's-Slipper FACWCyrilla racemiflora Little-Leaf Titi FACWCystopteris bulbifera Bulblet Bladder Fern FACCystopteris fragilis Brittle Bladder Fern FACUCystopteris protrusa Lowland Bladder Fern FACDactylis glomerata Orchard Grass FACUDalea leporina Fox-Tail Prairie-Clover UPLDanthonia compressa Flattened Wild Oat Grass FACUDanthonia epilis Bog Wild Oat Grass OBLDanthonia sericea Silky Wild Oat Grass FACUDasiphora fruticosa Golden-Hardhack FACWDasistoma macrophylla Mullein-Foxglove FACUDatura wrightii Sacred Thorn-Apple FACUDaucus carota Queen Anne's-Lace UPLDecodon verticillatus Swamp-Loosestrife OBLDecumaria barbara Woodvamp OBLDendrolycopodium dendroideum PrickleyTree-Club-Moss FACUDendrolycopodium obscurum Princess-Pine FACUDennstaedtia punctilobula Hay-Scented Fern FACUDentella repens Lickstoop FACWDeparia acrostichoides Silvery-Spleenwort FACDeparia petersenii Petersen's-Spleenwort FACWDeschampsia caespitosa Tufted Hair Grass FACWDeschampsia flexuosa Wavy Hair Grass FACUDesmanthus illinoensis Prairie Bundle-Flower FACDesmodium canadense Showy Tick-Trefoil FACDesmodium paniculatum Panicled-Leaf Tick-Trefoil FACUDesmodium tenuifolium Slim-Leaf Tick-Trefoil FACDesmodium tortuosum Dixie Tick-Trefoil FACUDiamorpha smallii Elf Orpine FACWDianthus armeria Deptford Pink UPLDianthus deltoides Maiden Pink UPLDiarrhena obovata Hairy Beakgrain FACUDichanthelium aciculare Needle-Leaf Rosette Grass FACUDichanthelium acuminatum Tapered Rosette Grass FACDichanthelium boreale Northern Rosette Grass FACUDichanthelium clandestinum Deer-Tongue Rosette Grass FACDichanthelium commutatum Variable Rosette Grass FACUDichanthelium consanguineum Blood Rosette Grass FACUDichanthelium dichotomum Cypress Rosette Grass FACDichanthelium erectifolium Erect-Leaf Rosette Grass OBLDichanthelium latifolium Broad-Leaf Rosette Grass FACUDichanthelium laxiflorum Open-Flower Rosette Grass FACUDichanthelium leibergii Leiberg's Rosette Grass FACUDichanthelium leucothrix Rough Rosette Grass FACWDichanthelium oligosanthes Heller's Rosette Grass FACUDichanthelium ovale Egg-Leaf Rosette Grass FACUDichanthelium portoricense Hemlock Rosette Grass FACUDichanthelium ravenelii Ravenel's Rosette Grass FACUDichanthelium scabriusculum Woolly Rosette Grass OBLDichanthelium scoparium Broom Rosette Grass FACWDichanthelium sphaerocarpon Round-Seed Rosette Grass FACUDichanthelium strigosum Rough-Hair Rosette Grass FAC

Dichondra carolinensis Carolina Pony's-Foot FACWDichondra micrantha Asian Pony's-Foot FACDicliptera brachiata Branched Foldwing FACWDidiplis diandra Water-Purslane OBLDidymoglossum petersii Dwarf Filmy Fern FACDigitalis purpurea Purple Foxglove UPLDigitaria bicornis Asian Crab Grass UPLDigitaria ciliaris Southern Crab Grass FACDigitaria horizontalis Jamaican Crab Grass FACUDigitaria insularis Sour Grass FACDigitaria ischaemum Smooth Crab Grass UPLDigitaria sanguinalis Hairy Crab Grass FACUDigitaria serotina Dwarf Crab Grass FACDigitaria violascens Violet Crab Grass FACDinebra panicea Needle Viper Grass FACWDinebra panicoides Amazon Viper Grass FACWDiodia teres Poorjoe UPLDiodia virginiana Virginia Buttonweed FACWDionaea muscipula Venus' Flytrap FACWDioscorea villosa Wild Yam FACDiospyros virginiana Common Persimmon FACDiphylleia cymosa American Umbrella-Leaf FACUDiplachne fusca Bearded Sprangletop FACWDiplazium pycnocarpon Glade Fern FACDipsacus fullonum Fuller's Teasel FACUDipsacus laciniatus Cut-Leaf Teasel FACUDirca palustris Eastern Leatherwood FACDistichlis spicata Coastal Salt Grass FACWDitrysinia fruticosa Gulf Sebastian-Bush FACWDodecatheon meadia Pride-of-Ohio FACUDoellingeria sericocarpoides Southern White-Top FACWDoellingeria umbellata Parasol White-Top FACWDracocephalum parviflorum American Dragonhead FACUDracopis amplexicaulis Clasping-Coneflower FACDrosera brevifolia Dwarf Sundew OBLDrosera capillaris Pink Sundew OBLDrosera filiformis Thread-Leaf Sundew OBLDrosera intermedia Spoon-Leaf Sundew OBLDrosera rotundifolia Round-Leaf Sundew OBLDrymaria cordata Whitesnow FACDrymocallis arguta Tall Woodbeauty UPLDryopteris X australis FACWDryopteris X boottii FACWDryopteris X correllii FACWDryopteris X mickelii FACDryopteris X triploidea FACDryopteris X uliginosa FACDryopteris campyloptera Mountain Wood Fern UPLDryopteris carthusiana Spinulose Wood Fern FACDryopteris celsa Log Fern OBLDryopteris clintoniana Clinton's Wood Fern FACWDryopteris cristata Crested Wood Fern FACWDryopteris goldiana Goldie's Wood Fern FACDryopteris intermedia Evergreen Wood Fern FACUDryopteris ludoviciana Southern Wood Fern FACWDryopteris marginalis Marginal Wood Fern FACUDulichium arundinaceum Three-Way Sedge OBLDysphania ambrosioides Mexican-Tea FACUDysphania botrys Jerusalem-Oak UPLEchinochloa colona Jungle-Rice FACWEchinochloa crus-galli Large Barnyard Grass FACEchinochloa crus-pavonis Gulf Cock's-Spur Grass FACWEchinochloa esculenta Japanese Water Grass FACUEchinochloa frumentacea Japanese-Millet UPL

Echinochloa muricata Rough Barnyard Grass FACWEchinochloa walteri Long-Awn Cock's-Spur Grass FACWEchinocystis lobata Wild Cucumber FACEchinodorus berteroi Upright Burrhead OBLEchinodorus cordifolius Creeping Burrhead OBLEclipta prostrata False Daisy FACEgeria densa Brazilian-Waterweed OBLEichhornia crassipes Common Water-Hyacinth OBLElaeagnus angustifolia Russian-Olive FACUElaeagnus commutata American Silver-Berry UPLElatine americana American Waterwort OBLElatine brachysperma Short-Seed Waterwort OBLElatine minima Small Waterwort OBLEleocharis acicularis Needle Spike-Rush OBLEleocharis aestuum Tidal Spike-Rush OBLEleocharis albida White Spike-Rush OBLEleocharis atropurpurea Purple Spike-Rush FACWEleocharis baldwinii Baldwin's Spike-Rush OBLEleocharis bifida Glades Spike-Rush FACWEleocharis compressa Flat-Stem Spike-Rush OBLEleocharis diandra Wright's Spike-Rush FACWEleocharis dulcis Chinese Water-Chestnut OBLEleocharis elliptica Elliptic Spike-Rush FACWEleocharis engelmannii Engelmann's Spike-Rush FACWEleocharis equisetoides Horsetail-Spike-Rush OBLEleocharis fallax Creeping Spike-Rush OBLEleocharis flavescens Yellow Spike-Rush OBLEleocharis geniculata Capitate Spike-Rush FACWEleocharis halophila Saltmarsh Spike-Rush OBLEleocharis intermedia Intermediate Spike-Rush FACWEleocharis lanceolata Dagger-Leaf Spike-Rush FACWEleocharis melanocarpa Black-Fruit Spike-Rush FACWEleocharis microcarpa Small-Fruit Spike-Rush OBLEleocharis montevidensis Sand Spike-Rush FACWEleocharis obtusa Blunt Spike-Rush OBLEleocharis occulta Limestone Spike-Rush FACWEleocharis olivacea Bright-Green Spike-Rush OBLEleocharis palustris Common Spike-Rush OBLEleocharis parvula Little-Head Spike-Rush OBLEleocharis quadrangulata Square-Stem Spike-Rush OBLEleocharis quinqueflora Few-Flower Spike-Rush OBLEleocharis radicans Rooted Spike-Rush OBLEleocharis robbinsii Robbins' Spike-Rush OBLEleocharis rostellata Beaked Spike-Rush OBLEleocharis tenuis Slender Spike-Rush FACWEleocharis tortilis Twisted Spike-Rush FACWEleocharis tricostata Three-Angle Spike-Rush OBLEleocharis tuberculosa Cone-Cup Spike-Rush OBLEleocharis vivipara Viviparous Spike-Rush OBLEleocharis wolfii Wolf's Spike-Rush OBLElephantopus carolinianus Carolina Elephant's-Foot FACUElephantopus elatus Tall Elephant's-Foot FACUElephantopus nudatus Smooth Elephant's-Foot FACEleusine indica Indian Goose Grass FACUElionurus tripsacoides Pan-American Balsamscale FACEllisia nyctelea Aunt Lucy FACUElodea canadensis Canadian Waterweed OBLElodea nuttallii Western Waterweed OBLElodea schweinitzii Schweinitz's Waterweed OBLElymus canadensis Nodding Wild Rye FACUElymus curvatus Awnless Wild Rye FACElymus elymoides Western Bottle-Brush Grass FACUElymus glaucus Blue Wild Rye FACUElymus hystrix Eastern Bottle-Brush Grass UPL

Elymus repens Creeping Wild Rye FACUElymus riparius River-Bank Wild Rye FACWElymus trachycaulus Slender Wild Rye FACUElymus villosus Hairy Wild Rye FACUElymus virginicus Virginia Wild Rye FACWElymus wiegandii Wiegand's Wild Rye FACEmilia sonchifolia Lilac Tassel-Flower UPLEndodeca serpentaria Virginia-Snakeroot UPLEnemion biternatum Eastern False Rue-Anemone FACUEpilobium anagallidifolium Pimpernel Willowherb FACEpilobium ciliatum Fringed Willowherb FACEpilobium coloratum Purple-Leaf Willowherb FACWEpilobium hirsutum Codlins-and-Cream FACWEpilobium leptophyllum Bog Willowherb OBLEpilobium palustre Marsh Willowherb OBLEpilobium parviflorum Small-Flower Hairy Willowherb OBLEpilobium strictum Downy Willowherb OBLEpipactis gigantea Giant Helleborine OBLEpipactis helleborine Helleborine UPLEquisetum X ferrissii FACWEquisetum X litorale OBLEquisetum X mackaii FACWEquisetum X nelsonii FACEquisetum arvense Field Horsetail FACEquisetum fluviatile Water Horsetail OBLEquisetum hyemale Tall Scouring-Rush FACWEquisetum laevigatum Smooth Scouring-Rush FACWEquisetum pratense Meadow Horsetail FACWEquisetum scirpoides Dwarf Scouring-Rush FACEquisetum sylvaticum Woodland Horsetail FACWEquisetum variegatum Variegated Scouring-Rush FACWEragrostis amabilis Feather Love Grass FACUEragrostis atrovirens Thalia Love Grass FACEragrostis bahiensis Bahia Love Grass FACEragrostis cilianensis Stink Grass FACUEragrostis ciliaris Gopher-Tail Love Grass FACUEragrostis cumingii Cuming's Love Grass FACUEragrostis elliottii Elliot's Love Grass FACWEragrostis frankii Sandbar Love Grass FACWEragrostis hirsuta Big-Top Love Grass UPLEragrostis hypnoides Teal Love Grass OBLEragrostis japonica Japanese Love Grass OBLEragrostis lugens Mourning Love Grass FACEragrostis mexicana Mexican Love Grass UPLEragrostis pectinacea Purple Love Grass FACEragrostis pilosa Indian Love Grass FACUEragrostis refracta Meadow Love Grass FACWEragrostis reptans Creeping Love Grass FACWEragrostis secundiflora Red Love Grass UPLEragrostis spectabilis Petticoat-Climber UPLEragrostis unioloides Chinese Love Grass FACErica tetralix Cross-Leaf Heath FACUErigeron annuus Eastern Daisy Fleabane FACUErigeron bonariensis Asthmaweed FACUErigeron canadensis Canadian Horseweed FACUErigeron philadelphicus Philadelphia Fleabane FACUErigeron pulchellus Robin's-Plantain FACUErigeron quercifolius Oak-Leaf Fleabane FACWErigeron strigosus Prairie Fleabane FACUErigeron vernus Early White-Top Fleabane OBLEriocaulon aquaticum Seven-Angle Pipewort OBLEriocaulon cinereum Ashy Pipewort OBLEriocaulon compressum Flattened Pipewort OBLEriocaulon decangulare Ten-Angle Pipewort OBL

Eriocaulon koernickianum Gulf Pipewort OBLEriocaulon lineare Narrow Pipewort OBLEriocaulon parkeri Estuary Pipewort OBLEriocaulon ravenelii Ravenel's Pipewort OBLEriocaulon texense Texas Pipewort OBLEriochloa acuminata Taper-Tip Cup Grass FACEriochloa contracta Prairie Cup Grass FACUEriochloa punctata Louisiana Cup Grass FACWEriophorum angustifolium Tall Cotton-Grass OBLEriophorum gracile Slender Cotton-Grass OBLEriophorum tenellum Few-Nerve Cotton-Grass OBLEriophorum vaginatum Tussock Cotton-Grass OBLEriophorum virginicum Tawny Cotton-Grass OBLEriophorum viridicarinatum Tassel Cotton-Grass OBLEryngium aquaticum Rattlesnake-Master OBLEryngium campestre Field Eryngo FACEryngium foetidum Spiritweed FACEryngium hookeri Hooker's Eryngo FACWEryngium integrifolium Blue-Flower Eryngo FACWEryngium prostratum Creeping Eryngo OBLEryngium yuccifolium Button Eryngo FACErysimum cheiranthoides Worm-Seed Wallflower FACErythronium albidum Small White Fawn-Lily FACUErythronium rostratum Yellow Trout-Lily UPLErythronium umbilicatum Dimpled Trout-Lily FACEubotrys racemosa Swamp Deciduous-Doghobble FACWEubotrys recurva Red-Twig Deciduous-Doghobble

FACUEuonymus americanus American Strawberry-Bush FACEuonymus atropurpureus Eastern Wahoo FACUEuonymus obovatus Running Strawberry-Bush FACEupatorium X cordigerum FACEupatorium anomalum Florida Thoroughwort FACUEupatorium capillifolium Dog-Fennel FACUEupatorium compositifolium Yankeeweed FACEupatorium leptophyllum False Fennel FACWEupatorium leucolepis Justiceweed FACWEupatorium mohrii Mohr's Thoroughwort FACEupatorium perfoliatum Common Boneset FACWEupatorium pilosum Rough Boneset FACWEupatorium resinosum Pine-Barren Thoroughwort OBLEupatorium rotundifolium Round-Leaf Thoroughwort FACEupatorium semiserratum Small-Flower Thoroughwort FACWEupatorium serotinum Late-Flowering Thoroughwort FACEuphorbia commutata Tinted Woodland Spurge FACUEuphorbia curtisii Curtis' Spurge FACEuphorbia cyathophora Fire-on-the-Mountain UPLEuphorbia heterophylla Mexican-Fireplant FACUEuphorbia hirta Pill-Pod Sandmat UPLEuphorbia humistrata Spreading Sandmat FACEuphorbia hypericifolia Graceful Sandmat UPLEuphorbia hyssopifolia Hyssop-Leaf Sandmat FACEuphorbia maculata Spotted Sandmat FACUEuphorbia marginata Snow-on-the-Mountain UPLEuphorbia nutans Eyebane FACUEuphorbia polygonifolia Seaside Sandmat FACUEuphorbia prostrata Prostrate Sandmat FACUEuphorbia purpurea Darlington's Glade Spurge FACEuphorbia serpens Matted Sandmat FACWEuphorbia spathulata Warty Spurge FACUEurybia compacta Savannah Wood-Aster FACUEurybia hemispherica Prairie Wood-Aster FACUEurybia macrophylla Large-Leaf Wood-Aster UPLEurybia paludosa Southern Swamp Grass-Leaf-Aster

FACWEurybia radula Rough Wood-Aster OBLEustachys petraea Pinewoods Finger Grass FACUEustoma exaltatum Catchfly Prairie-Gentian FACWEuthamia caroliniana Slender Goldentop FACEuthamia graminifolia Flat-Top Goldentop FACEuthamia gymnospermoides Texas Goldentop FACEuthamia leptocephala Bushy Goldentop FACWEutrochium dubium Coastal-Plain Trumpetweed FACWEutrochium fistulosum Trumpetweed FACWEutrochium maculatum Spotted Trumpetweed FACWEutrochium purpureum Sweet-Scented Joe-Pye-Weed FACFagus grandifolia American Beech FACUFallopia convolvulus Black-Bindweed FACUFallopia dumetorum Corpse Black-Bindweed FACUFallopia scandens Climbing Black-Bindweed FACFatoua villosa Hairy Crabweed FACFestuca ovina Sheep Fescue UPLFestuca paradoxa Clustered Fescue FACFestuca rubra Red Fescue FACUFestuca subverticillata Nodding Fescue FACUFestuca trachyphylla Hard Fescue UPLFicaria verna Eurasian-Buttercup FACFicus carica Common Fig FACUFilipendula rubra Queen-of-the-Prairie FACWFilipendula ulmaria Queen-of-the-Meadow FACWFimbristylis annua Annual Fimbry FACWFimbristylis autumnalis Slender Fimbry FACWFimbristylis castanea Marsh Fimbry OBLFimbristylis decipiens Southern Fimbry FACWFimbristylis dichotoma Forked Fimbry OBLFimbristylis littoralis Grass-Like Fimbry OBLFimbristylis perpusilla Harper's Fimbry OBLFimbristylis puberula Hairy Fimbry OBLFimbristylis tomentosa Woolly Fimbry FACWFimbristylis vahlii Vahl's Fimbry OBLFlaveria campestris Alkali Yellowtops FACFlaveria trinervia Clustered Yellowtops FACFleischmannia incarnata Pink Slender-Thoroughwort FACFloerkea proserpinacoides False Mermaidweed FACForestiera acuminata Eastern Swamp-Privet OBLForestiera ligustrina Upland Swamp-Privet FACForestiera pubescens Stretchberry FACUFothergilla gardenii Dwarf Witch-Alder FACWFragaria vesca Woodland Strawberry FACUFragaria virginiana Virginia Strawberry FACUFrangula alnus Glossy False Buckthorn FACFrangula caroliniana Carolina False Buckthorn FACFraxinus americana White Ash FACUFraxinus caroliniana Carolina Ash OBLFraxinus nigra Black Ash FACWFraxinus pennsylvanica Green Ash FACWFraxinus profunda Pumpkin Ash OBLFuirena breviseta Saltmarsh Umbrella Sedge OBLFuirena pumila Dwarf Umbrella Sedge OBLFuirena simplex Western Umbrella Sedge OBLFuirena squarrosa Hairy Umbrella Sedge OBLFunastrum cynanchoides Fringed Twinevine FACUGaillardia pulchella Firewheel UPLGalactia mollis Soft Milk-Pea FACGalactia volubilis Downy Milk-Pea FACUGalax urceolata Beetleweed FACUGaleopsis tetrahit Brittle-Stem Hemp-Nettle FACUGalinsoga parviflora Gallant-Soldier UPL

Galinsoga quadriradiata Shaggy-Soldier FACUGalium aparine Sticky-Willy FACUGalium asprellum Rough Bedstraw OBLGalium boreale Northern Bedstraw FACUGalium circaezans Licorice Bedstraw UPLGalium concinnum Shining Bedstraw UPLGalium divaricatum Lamarck's Bedstraw FACGalium labradoricum Northern Bog Bedstraw OBLGalium mollugo White Bedstraw FACUGalium obtusum Blunt-Leaf Bedstraw FACWGalium palustre Common Marsh Bedstraw OBLGalium parisiense Wall Bedstraw FACUGalium tinctorium Stiff Marsh Bedstraw OBLGalium trifidum Three-Petal Bedstraw FACWGalium triflorum Fragrant Bedstraw FACUGalium uniflorum One-Flower Bedstraw FACUGamochaeta pensylvanica Pennsylvania Everlasting UPLGamochaeta purpurea Spoon-Leaf Purple Everlasting UPLGaultheria hispidula Creeping-Snowberry FACWGaultheria procumbens Eastern Teaberry FACUGaylussacia baccata Black Huckleberry FACUGaylussacia bigeloviana Northern Dwarf Huckleberry OBLGaylussacia dumosa Southern Dwarf Huckleberry FACGaylussacia frondosa Blue Huckleberry FACGaylussacia nana Confederate Huckleberry FACUGaylussacia orocola Blue Ridge Huckleberry OBLGaylussacia tomentosa Hairy-Twig Huckleberry FACUGelsemium rankinii Rankin's Trumpet-Flower FACGelsemium sempervirens Evening Trumpet-Flower FACGentiana alba Yellow Gentian FACUGentiana andrewsii Closed Bottle Gentian FACWGentiana autumnalis Pine-Barren Gentian FACWGentiana catesbaei Elliott's Gentian OBLGentiana clausa Bottle Gentian FACWGentiana latidens Balsam Mountain Gentian FACWGentiana linearis Narrow-Leaf Gentian OBLGentiana saponaria Harvestbells FACWGentianella quinquefolia Agueweed FACGentianopsis crinita Greater Fringed-Gentian OBLGentianopsis virgata Lesser Fringed-Gentian FACWGeranium maculatum Spotted Crane's-Bill FACUGeranium robertianum Lesser Herbrobert FACUGeum aleppicum Yellow Avens FACGeum canadense White Avens FACUGeum laciniatum Rough Avens FACGeum rivale Purple Avens OBLGeum vernum Spring Avens FACUGeum virginianum Cream Avens FACGlechoma hederacea Groundivy FACUGleditsia aquatica Water-Locust OBLGleditsia triacanthos Honey-Locust FACGlinus lotoides Lotus Sweetjuice FACWGlinus radiatus Spreading Sweetjuice FACWGlossostigma cleistanthum Mudmats OBLGlyceria acutiflora Creeping Manna Grass OBLGlyceria arkansana Arkansas Manna Grass OBLGlyceria borealis Small Floating Manna Grass OBLGlyceria canadensis Rattlesnake Manna Grass OBLGlyceria declinata Waxy Manna Grass FACWGlyceria fluitans Water Manna Grass OBLGlyceria grandis American Manna Grass OBLGlyceria laxa Limp Manna Grass FACWGlyceria melicaria Melic Manna Grass OBLGlyceria nubigena Great Smoky Mountain Manna Grass

OBLGlyceria obtusa Atlantic Manna Grass OBLGlyceria septentrionalis Floating Manna Grass OBLGlyceria striata Fowl Manna Grass OBLGlycyrrhiza lepidota American Licorice UPLGnaphalium uliginosum Marsh Cudweed FACGomphrena globosa Common Globe-Amaranth UPLGonolobus suberosus Angular-Fruit Anglepod FACWGoodyera pubescens Downy Rattlesnake-Plantain FACUGoodyera repens Dwarf Rattlesnake-Plantain FACUGoodyera tesselata Checkered Rattlesnake-Plantain

FACUGordonia lasianthus Loblolly-Bay FACWGossypium hirsutum Upland Cotton FACUGratiola amphiantha Little Hedge-Hyssop OBLGratiola aurea Golden Hedge-Hyssop OBLGratiola brevifolia Sticky Hedge-Hyssop FACWGratiola floridana Florida Hedge-Hyssop OBLGratiola neglecta Clammy Hedge-Hyssop OBLGratiola quartermaniae Quarterman's Hedge-Hyssop FACGratiola ramosa Branched Hedge-Hyssop FACWGratiola virginiana Round-Fruit Hedge-Hyssop OBLGratiola viscidula Short's Hedge-Hyssop OBLGrindelia camporum Great Valley Gumweed FACUGrindelia ciliata Spanishgold FACUGrindelia squarrosa Curly-Cup Gumweed FACUGymnocarpium dryopteris Northern Oak Fern UPLGymnopogon brevifolius Short-Leaf Skeleton Grass FACUGynandropsis gynandra Spiderwisp FACHabenaria quinqueseta Long-Horn False Rein Orchid FACWHabenaria repens Water-Spider False Rein Orchid

OBLHackelia floribunda Many-Flower Stickseed FACUHackelia virginiana Beggar's-Lice FACUHackelochloa granularis Pit-Scale Grass FACUHalesia carolina Carolina Silverbell FACHalesia diptera Two-Wing Silverbell FACHamamelis vernalis Ozark Witch-Hazel FACUHamamelis virginiana American Witch-Hazel FACUHarperella fluviatilis Gulf River Harperella OBLHarperella nodosa Pond Harperella OBLHarperella vivipara Atlantic River Harperella OBLHedera helix English Ivy FACUHedychium coronarium White Ginger-Lily FACHelanthium tenellum Dwarf Burhead Pygmy Swordplant

OBLHelenium amarum Yellowdicks FACUHelenium autumnale Fall Sneezeweed FACWHelenium brevifolium Short-Leaf Sneezeweed OBLHelenium campestre Oldfield Sneezeweed FACHelenium flexuosum Purple-Head Sneezeweed FACHelenium microcephalum Small-Head Sneezeweed FACWHelenium pinnatifidum Southeastern Sneezeweed OBLHelenium vernale Savannah Sneezeweed FACWHelenium virginicum Virginia Sneezeweed OBLHelianthus angustifolius Swamp Sunflower FACWHelianthus annuus Common Sunflower FACHelianthus debilis Cucumber-Leaf Sunflower UPLHelianthus decapetalus Thin-Leaf Sunflower FACUHelianthus floridanus Florida Sunflower FACWHelianthus giganteus Giant Sunflower FACWHelianthus grosseserratus Saw-Tooth Sunflower FACWHelianthus heterophyllus Variable-Leaf Sunflower OBLHelianthus longifolius Long-Leaf Sunflower FAC

Helianthus maximiliani Maximilian Sunflower UPLHelianthus microcephalus Small Woodland Sunflower UPLHelianthus nuttallii Nuttall's Sunflower FACWHelianthus occidentalis Few-Leaf Sunflower UPLHelianthus simulans Muck Sunflower FACWHelianthus strumosus Pale-Leaf Woodland Sunflower FACUHelianthus tuberosus Jerusalem-Artichoke FACUHelianthus verticillatus Whorled Sunflower OBLHeliopsis helianthoides Smooth Oxeye FACUHeliotropium curassavicum Seaside Heliotrope OBLHeliotropium indicum Indian Heliotrope FACHeliotropium procumbens Four-Spike Heliotrope FACWHeliotropium supinum Dwarf Heliotrope FACUHelminthotheca echioides Akan Asante UPLHelonias bullata Swamp-Pink OBLHelosciadium nodiflorum Fool's-Watercress OBLHemarthria altissima Limpo Grass FACWHemerocallis fulva Orange Day-Lily FACUHeracleum mantegazzianum Giant Hogweed FACHeracleum maximum American Cow-Parsnip FACHeracleum sphondylium Eltrot UPLHesperis matronalis Mother-of-the-Evening FACUHeteranthera dubia Grass-Leaf Mud-Plantain OBLHeteranthera limosa Blue Mud-Plantain OBLHeteranthera reniformis Kidney-Leaf Mud-Plantain OBLHeuchera americana American Alumroot FACUHeuchera richardsonii Richardson's Alumroot FACHexalectris spicata Spiked Crested-Coralroot UPLHexastylis arifolia Little-Brown-Jug FACHexastylis shuttleworthii Large-Flower Heartleaf FACUHexastylis sorriei Sandhills Heartleaf FACWHexastylis speciosa Harper's Heartleaf FACWHexastylis virginica Virginia Heartleaf FACUHibiscus aculeatus Comfortroot FACWHibiscus coccineus Scarlet Rose-Mallow OBLHibiscus laevis Halberd-Leaf Rose-Mallow OBLHibiscus moscheutos Crimson-Eyed Rose-Mallow OBLHieracium greenii Green's Hawkweed FACUHieracium gronovii Queendevil UPLHolcus lanatus Common Velvet Grass FACHolcus mollis Creeping Velvet Grass FACUHopia obtusa Vine-Mesquite FACWHordeum brachyantherum Meadow Barley FACHordeum jubatum Fox-Tail Barley FACHordeum marinum Seaside Barley FACUHordeum murinum Wall Barley UPLHordeum pusillum Little Barley FACHottonia inflata American Featherfoil OBLHoustonia caerulea Quaker-Ladies FACUHoustonia pusilla Tiny Bluet FACHoustonia serpyllifolia Thyme-Leaf Bluet FACHouttuynia cordata Chameleon FACHumulus japonicus Japanese Hop FACUHumulus lupulus Common Hop FACUHuperzia lucidula Shining Fir-Moss FACWHuperzia porophila Rock Fir-Moss FACUHybanthus concolor Eastern Green-Violet FACUHydrangea arborescens Wild Hydrangea FACUHydrangea paniculata Panicled Hydrangea FACHydrilla verticillata Water-Thyme OBLHydrocharis morsus-ranae Common Frogbit OBLHydrocotyle americana American Marsh-Pennywort OBLHydrocotyle bonariensis Coastal Marsh-Pennywort FACWHydrocotyle prolifera Proliferous Marsh-Pennywort OBL

Hydrocotyle ranunculoides Floating Marsh-Pennywort OBLHydrocotyle sibthorpioides Lawn Marsh-Pennywort FACWHydrocotyle umbellata Many-Flower Marsh-Pennywort OBLHydrocotyle verticillata Whorled Marsh-Pennywort OBLHydrolea ovata Ovate False Fiddleleaf OBLHydrolea quadrivalvis Waterpod OBLHydrolea uniflora One-Flower False Fiddleleaf OBLHydrophyllum canadense Blunt-Leaf Waterleaf FACUHydrophyllum virginianum Shawnee-Salad FACHymenocallis coronaria Shoals Spider-Lily OBLHymenocallis crassifolia Coastal Carolina Spider-Lily OBLHymenocallis liriosme Spring Spider-Lily OBLHymenocallis occidentalis Carolina Spider-Lily OBLHypericum X dissimulatum FACWHypericum adpressum Creeping St. John's-Wort OBLHypericum ascyron Great St. John's-Wort FACHypericum boreale Northern St. John's-Wort OBLHypericum brachyphyllum Coastal-Plain St. John's-Wort FACWHypericum buckleyi Blueridge St. John's-Wort FACHypericum canadense Lesser Canadian St. John's-Wort

FACWHypericum cistifolium Round-Pod St. John's-Wort FACWHypericum crux-andreae St. Peter's-Wort FACUHypericum densiflorum Bushy St. John's-Wort FACWHypericum denticulatum Coppery St. John's-Wort FACWHypericum drummondii Nits-and-Lice UPLHypericum ellipticum Pale St. John's-Wort OBLHypericum fasciculatum Peel-Bark St. John's-Wort FACWHypericum fraseri Fraser's St. John's-Wort OBLHypericum galioides Bedstraw St. John's-Wort OBLHypericum gentianoides Orange-Grass UPLHypericum graveolens Mountain St. John's-Wort FACHypericum gymnanthum Clasping-Leaf St. John's-Wort OBLHypericum hypericoides St. Andrew's-Cross FACUHypericum majus Greater Canadian St. John's-Wort

FACWHypericum mitchellianum Blue Ridge St. John's-Wort FACUHypericum mutilum Dwarf St. John's-Wort FACWHypericum nitidum Carolina St. John's-Wort OBLHypericum nudiflorum Early St. John's-Wort FACWHypericum perforatum Common St. John's-Wort FACHypericum prolificum Shrubby St. John's-Wort FACUHypericum punctatum Spotted St. John's-Wort FACHypericum setosum Hairy St. John's-Wort OBLHypericum sphaerocarpum Round-Seed St. John's-Wort FACHypericum tenuifolium Atlantic St. John's-Wort FACUHypericum tubulosum Lesser St. John's-Wort OBLHypericum virgatum Sharp-Leaf St. John's-Wort FACUHypericum virginicum Virginia St. John's-Wort OBLHypericum walteri Greater St. John's-Wort OBLHypochaeris radicata Hairy Cat's-Ear UPLHypoxis curtissii Curtiss' Yellow Star-Grass FACWHypoxis hirsuta Eastern Yellow Star-Grass FACHypoxis juncea Fringed Yellow Star-Grass FACWHypoxis rigida Chapman's Yellow Star-Grass FACWHypoxis sessilis Glossy-Seed Yellow Star-Grass

FACUHypoxis wrightii Bristle-Seed Yellow Star-Grass FACHyptis alata Clustered Bush-Mint OBLIlex amelanchier Sarvis Holly OBLIlex cassine Dahoon FACWIlex collina Long-Stalk Holly FACWIlex coriacea Large Gallberry FACWIlex cuthbertii Cuthbert's Holly FACW

Ilex decidua Deciduous Holly FACWIlex glabra Inkberry FACIlex laevigata Smooth Winterberry OBLIlex longipes Georgia Holly FACIlex montana Mountain Holly FACUIlex myrtifolia Myrtle Dahoon FACWIlex opaca American Holly FACUIlex verticillata Common Winterberry FACWIlex vomitoria Yaupon FACIliamna corei Core's Wild Hollyhock FACIllicium floridanum Florida Anisetree FACWIllicium parviflorum Yellow Anisetree FACWImpatiens balsamina Garden-Balsam UPLImpatiens capensis Spotted Touch-Me-Not FACWImpatiens glandulifera Policeman's-Helmet FACWImpatiens pallida Pale Touch-Me-Not FACWImpatiens walleriana Buzzy-Lizzy FACWImperata cylindrica Cogon Grass FACUIndigofera suffruticosa Anil-de-Pasto UPLInula helenium Elecampane FACUIodanthus pinnatifidus Purple-Rocket FACWIpomoea alba Tropical White Morning-Glory FACIpomoea cairica Mile-a-Minute-Vine FACUIpomoea coccinea Redstar FACUIpomoea cordatotriloba Tievine FACUIpomoea hederacea Ivy-Leaf Morning-Glory FACUIpomoea hederifolia Scarlet-Creeper FACIpomoea imperati Beach Morning-Glory FACUIpomoea indica Ocean-Blue Morning-Glory FACIpomoea lacunosa Whitestar FACWIpomoea pandurata Man-of-the-Earth FACUIpomoea pes-caprae Bay-Hops FACIpomoea purpurea Common Morning-Glory UPLIpomoea quamoclit Cypress-Vine UPLIpomoea sagittata Glade Morning-Glory FACWIpomoea wrightii Wright's Morning-Glory FACWIresine rhizomatosa Juda's-Bush FACWIris brevicaulis Zigzag Iris OBLIris fulva Copper Iris OBLIris prismatica Slender Blue Iris OBLIris pseudacorus Pale-Yellow Iris OBLIris savannarum Prairie Iris OBLIris tridentata Savannah Iris OBLIris versicolor Harlequin Blueflag OBLIris virginica Virginia Blueflag OBLIsoetes X altonharvillii OBLIsoetes X brittonii OBLIsoetes X bruntonii OBLIsoetes X carltaylori OBLIsoetes X dodgei OBLIsoetes X eatonii OBLIsoetes X fairbrothersii OBLIsoetes X harveyi OBLIsoetes acadiensis Acadian Quillwort OBLIsoetes appalachiana Appalachian Quillwort OBLIsoetes butleri Limestone Quillwort FACWIsoetes echinospora Spiny-Spore Quillwort OBLIsoetes engelmannii Engelmann's Quillwort OBLIsoetes hyemalis Evergreen Quillwort OBLIsoetes lacustris Western Lake Quillwort OBLIsoetes melanopoda Black-Foot Quillwort OBLIsoetes melanospora Black-Spore Quillwort OBLIsoetes piedmontana Piedmont Quillwort OBLIsoetes riparia Shore Quillwort OBL

Isoetes saccharata Sugary Quillwort OBLIsoetes tegetiformans Merlin's-Grass OBLIsoetes tennesseensis Tennessee Quillwort OBLIsoetes tuckermanii Tuckerman's Quillwort OBLIsoetes valida True Quillwort OBLIsoetes virginica Virginia Quillwort OBLIsolepis carinata Keeled Lateral-Bulrush FACWIsolepis pseudosetacea Gulf Coast Lateral-Bulrush OBLIsolepis setacea Bristle-Leaf Lateral-Bulrush OBLIsotrema tomentosum Woolly Pipevine FACIsotria medeoloides Green Five-Leaf Orchid FACUIsotria verticillata Purple Five-Leaf Orchid FACUItea virginica Virginia Sweetspire OBLIva annua Annual Marsh-Elder FACIva frutescens Jesuit's-Bark FACWIva microcephala Small-Head Marsh-Elder FACWJacobaea vulgaris Stinking Willie UPLJacquemontia tamnifolia Hairy Clustervine FACUJamesianthus alabamensis Alabama Warbonnet OBLJuglans cinerea White Walnut FACUJuglans microcarpa Little Walnut FACJuglans nigra Black Walnut FACUJuncus abortivus Pine-Barren Rush OBLJuncus acuminatus Knotty-Leaf Rush OBLJuncus alpinoarticulatus Northern Green Rush OBLJuncus anthelatus Kentucky Rush FACWJuncus articulatus Joint-Leaf Rush OBLJuncus balticus Baltic Rush OBLJuncus brachycarpus White-Root Rush FACWJuncus brachycephalus Small-Head Rush OBLJuncus brachyphyllus Short-Leaf Rush FACJuncus brevicaudatus Narrow-Panicle Rush OBLJuncus bufonius Toad Rush FACWJuncus caesariensis New Jersey Rush OBLJuncus canadensis Canadian Rush OBLJuncus capitatus Leafy-Bract Dwarf Rush FACUJuncus compressus Round-Fruit Rush FACWJuncus coriaceus Leathery Rush FACWJuncus debilis Weak Rush OBLJuncus dichotomus Forked Rush FACWJuncus diffusissimus Slim-Pod Rush FACWJuncus dudleyi Dudley's Rush FACWJuncus effusus Lamp Rush FACWJuncus elliottii Elliott's Rush FACWJuncus filiformis Thread Rush FACWJuncus filipendulus Ring-Seed Rush FACJuncus gerardii Saltmarsh Rush FACWJuncus greenei Greene's Rush FACJuncus gymnocarpus Pennsylvania Rush OBLJuncus inflexus European Blue Rush FACWJuncus interior Inland Rush FACUJuncus longii Long's Rush OBLJuncus marginatus Bog Rush FACWJuncus megacephalus Big-Head Rush OBLJuncus militaris Bayonet Rush OBLJuncus nodatus Stout Rush OBLJuncus nodosus Knotted Rush OBLJuncus pallidus Javelin-Grass OBLJuncus pelocarpus Brown-Fruit Rush OBLJuncus polycephalos Many-Head Rush OBLJuncus pylaei Common Rush OBLJuncus repens Lesser Creeping Rush OBLJuncus roemerianus Roemer's Rush OBLJuncus scirpoides Needle-Pod Rush FACW

Juncus secundus Lopsided Rush FACUJuncus subcaudatus Woodland Rush OBLJuncus tenuis Lesser Poverty Rush FACJuncus torreyi Torrey's Rush FACWJuncus trifidus Highland Rush FACUJuncus trigonocarpus Red-Pod Rush OBLJuncus validus Round-Head Rush FACWJuncus vaseyi Vasey's Rush FACWJuniperus communis Common Juniper FACUJuniperus virginiana Eastern Red-Cedar FACUJusticia americana American Water-Willow OBLJusticia crassifolia Thick-Leaf Water-Willow OBLJusticia lanceolata OBLJusticia ovata Loose-Flower Water-Willow OBLKalmia angustifolia Sheep-Laurel FACKalmia buxifolia Sand-Myrtle FACUKalmia carolina Carolina-Laurel FACKalmia cuneata Whitewicky FACWKalmia latifolia Mountain-Laurel FACUKalmia polifolia Bog-Laurel OBLKickxia elatine Sharp-Leaf Cancerwort FACKosteletzkya pentacarpos Virginia Fen-Rose OBLKrigia biflora Two-Flower Dwarf-Dandelion FACUKrigia caespitosa Weedy Dwarf-Dandelion FACKrigia dandelion Potato Dwarf-Dandelion FACKrigia virginica Virginia Dwarf-Dandelion UPLKummerowia stipulacea Korean-Clover FACUKummerowia striata Japanese-Clover FACUKyllinga brevifolia Short-Leaf Spike Sedge FACWKyllinga gracillima Pasture Spike Sedge FACUKyllinga odorata Fragrant Spike Sedge FACWKyllinga pumila Low Spike Sedge FACWLachnanthes caroliniana Carolina Redroot OBLLachnocaulon anceps White-Head Bogbutton OBLLachnocaulon minus Small's Bogbutton OBLLackeya multiflora FAC L.P.Queiroz & G.P. LewisLactuca biennis Wild Blue Lettuce FACULactuca canadensis Canadian Blue Lettuce FACULactuca floridana Woodland Lettuce FACULactuca graminifolia Grass-Leaf Lettuce UPLLactuca ludoviciana Louisiana Lettuce UPLLactuca saligna Willow-Leaf Lettuce UPLLactuca serriola Prickly Lettuce FACLactuca tatarica Russian Blue Lettuce FACLandoltia punctata Dotted Duckmeat OBLLantana camara Hedgeflower FACULantana urticoides West Indian Shrub-Verbena FACULaportea canadensis Canadian Wood-Nettle FACLapsana communis Common Nipplewort FACULarix laricina American Larch FACWLathyrus hirsutus Singletary Vetchling FACLathyrus japonicus Sea Vetchling FACULathyrus palustris Marsh Vetchling FACWLathyrus pratensis Meadow Vetchling FACULathyrus pusillus Tiny Vetchling FACLathyrus venosus Veiny Vetchling FACWLeavenworthia aurea Golden Gladecress FACULeavenworthia torulosa Necklace Gladecress OBLLeavenworthia uniflora Michaux's Gladecress FACLechea torreyi Sandhill Pinweed FACULeersia hexandra Southern Cut Grass OBLLeersia lenticularis Catchfly Grass OBLLeersia oryzoides Rice Cut Grass OBL

Leersia virginica White Grass FACWLeitneria pilosa Hairy Corkwood FACWLemna aequinoctialis Lesser Duckweed OBLLemna minor Common Duckweed OBLLemna minuta Least Duckweed OBLLemna obscura Little Duckweed OBLLemna perpusilla Minute Duckweed OBLLemna trisulca Ivy-Leaf Duckweed OBLLemna turionifera Turion Duckweed OBLLemna valdiviana Pale Duckweed OBLLeonotis nepetifolia Christmas-Candlestick FACULeontodon saxatilis Lesser Hawkbit FACULepidium appelianum Globe-Pod Pepperwort FACLepidium densiflorum Miner's Pepperwort FACLepidium latifolium Broad-Leaf Pepperwort FACLepidium perfoliatum Clasping Pepperwort UPLLepidium virginicum Poorman's-Pepperwort FACULepuropetalon spathulatum Petiteplant FACWLespedeza angustifolia Narrow-Leaf Bush-Clover FACLespedeza capitata Round-Head Bush-Clover FACULespedeza cuneata Chinese Bush-Clover FACULeucanthemum vulgare Ox-Eye Daisy UPLLeucospora multifida Narrow-Leaf Paleseed OBLLeucothoe axillaris Coastal Doghobble FACWLeucothoe fontanesiana Highland Doghobble FACWLiatris gracilis Slender Gayfeather FACULiatris ligulistylis Strap-Style Gayfeather FACULiatris pycnostachya Cat-Tail Gayfeather FACULiatris scariosa Devil's-Bite FACULiatris spicata Dense Gayfeather FACLigusticum canadense Canadian Wild Lovage FACLigustrum japonicum Japanese Privet UPLLigustrum sinense Chinese Privet FACULigustrum vulgare European Privet FACULilaeopsis carolinensis Carolina Grasswort OBLLilaeopsis chinensis Eastern Grasswort OBLLilium canadense Canadian Lily FACLilium catesbaei Southern Red Lily FACWLilium grayi Gray's Lily FACULilium michauxii Carolina Lily FACLilium michiganense Michigan Lily FACWLilium philadelphicum Wood Lily FACULilium pyrophilum Sandhills Lily OBLLilium superbum Turk's-Cap Lily FACWLimnobium spongia American Spongeplant OBLLimnosciadium pinnatum Tansy Dogshade FACWLimnosciadium pumilum Prairie Dogshade OBLLimonium carolinianum Carolina Sea-Lavender OBLLimosella australis Welsh Mudwort OBLLindera benzoin Northern Spicebush FACLindera melissifolia Southern Spicebush OBLLindera subcoriacea Bog Spicebush OBLLindernia crustacea Malaysian False Pimpernel FACULindernia dubia Yellow-Seed False Pimpernel OBLLindernia monticola Piedmont False Pimpernel OBLLindernia procumbens Prostrate False Pimpernel FACWLinnaea borealis American Twinflower FACLinum floridanum Florida Yellow Flax FACLinum intercursum Sandplain Flax FACULinum medium Stiff Yellow Flax FACULinum striatum Ridged Yellow Flax FACWLinum virginianum Woodland Flax FACULiparis liliifolia Brown Wide-Lip Orchid FACULiparis loeselii Yellow Wide-Lip Orchid FACW

Lipocarpha aristulata Awned Halfchaff Sedge FACWLipocarpha drummondii Drummond's Halfchaff Sedge OBLLipocarpha maculata American Halfchaff Sedge OBLLipocarpha micrantha Small-Flower Halfchaff Sedge FACWLiquidambar styraciflua Sweet-Gum FACLiriodendron tulipifera Tuliptree FACULitsea aestivalis Pondspice OBLLittorella americana American Shoreweed OBLLobelia amoena Southern Lobelia OBLLobelia appendiculata Pale Lobelia FACLobelia boykinii Boykin's Lobelia OBLLobelia brevifolia Short-Leaf Lobelia FACLobelia canbyi Canby's Lobelia OBLLobelia cardinalis Cardinal-Flower FACWLobelia dortmanna Water Lobelia OBLLobelia elongata Long-Leaf Lobelia OBLLobelia flaccidifolia Fold-Ear Lobelia OBLLobelia gattingeri Gattinger's Lobelia FACLobelia glandulosa Glade Lobelia OBLLobelia inflata Indian-Tobacco FACULobelia kalmii Brook Lobelia OBLLobelia nuttallii Nuttall's Lobelia FACWLobelia puberula Downy Lobelia FACWLobelia siphilitica Great Blue Lobelia FACWLobelia spicata Pale-Spike Lobelia FACLolium perenne Perennial Rye Grass FACULonicera X bella FACULonicera canadensis American Fly-Honeysuckle FACULonicera dioica Limber Honeysuckle FACULonicera hirsuta Hairy Honeysuckle FACLonicera japonica Japanese Honeysuckle FACULonicera morrowii Morrow's Honeysuckle FACULonicera oblongifolia Swamp Fly-Honeysuckle OBLLonicera sempervirens Trumpet Honeysuckle FACULonicera tatarica Twinsisters FACULonicera villosa Mountain Fly-Honeysuckle FACWLotus corniculatus Garden Bird's-Foot-Trefoil FACULotus tenuis Narrow-Leaf Bird's-Foot-Trefoil FACULudwigia alternifolia Seedbox FACWLudwigia arcuata Pond Primrose-Willow OBLLudwigia bonariensis Carolina Primrose-Willow OBLLudwigia brevipes Long Beach Primrose-Willow OBLLudwigia decurrens Wing-Leaf Primrose-Willow OBLLudwigia glandulosa Cylindric-Fruit Primrose-Willow OBLLudwigia grandiflora Large-Flower Primrose-Willow OBLLudwigia hirtella Spindleroot OBLLudwigia leptocarpa Angle-Stem Primrose-Willow OBLLudwigia linearis Narrow-Leaf Primrose-Willow OBLLudwigia maritima Seaside Primrose-Willow FACWLudwigia microcarpa Small-Fruit Primrose-Willow OBLLudwigia octovalvis Mexican Primrose-Willow OBLLudwigia palustris Marsh Primrose-Willow OBLLudwigia peploides Floating Primrose-Willow OBLLudwigia peruviana Peruvian Primrose-Willow OBLLudwigia pilosa Hairy Primrose-Willow OBLLudwigia polycarpa Many-Fruit Primrose-Willow OBLLudwigia repens Creeping Primrose-Willow OBLLudwigia spathulata Spoon Primrose-Willow OBLLudwigia sphaerocarpa Globe-Fruit Primrose-Willow OBLLudwigia suffruticosa Shrubby Primrose-Willow OBLLudwigia virgata Savannah Primrose-Willow OBLLupinus polyphyllus Blue-Pod Lupine FACLuziola fluitans Southern Water Grass OBLLuzula acuminata Hairy Wood-Rush FAC

Luzula bulbosa Bulbous Wood-Rush FACULuzula echinata Hedgehog Wood-Rush FACULuzula multiflora Common Wood-Rush FACULycopodiella X copelandii FACWLycopodiella alopecuroides Fox-Tail Club-Moss FACWLycopodiella appressa Southern Appressed Club-Moss

FACWLycopodiella inundata Northern Bog Club-Moss OBLLycopodiella margueritae Prostrate Club-Moss FACWLycopodiella prostrata Feather-Stem Club-Moss OBLLycopodium clavatum Running Ground-Pine FACLycopodium lagopus Single-Cone Ground-Pine FACULycopus X sherardii OBLLycopus americanus Cut-Leaf Water-Horehound OBLLycopus amplectens Clasping Water-Horehound OBLLycopus cokeri Carolina Water-Horehound OBLLycopus europaeus Gypsywort OBLLycopus rubellus Taper-Leaf Water-Horehound OBLLycopus uniflorus Northern Water-Horehound OBLLycopus virginicus Virginia Water-Horehound OBLLygodium japonicum Japanese Climbing Fern FACLygodium palmatum American Climbing Fern FACWLyonia ligustrina Maleberry FACWLyonia lucida Shinyleaf FACWLyonia mariana Piedmont Staggerbush FACLysimachia X producta FACLysimachia arvensis Scarlet Yellow-Loosestrife UPLLysimachia asperulifolia Rough-Leaf Yellow-Loosestrife OBLLysimachia ciliata Fringed Yellow-Loosestrife FACWLysimachia fraseri Fraser's Yellow-Loosestrife FACLysimachia hybrida Lowland Yellow-Loosestrife OBLLysimachia lanceolata Lance-Leaf Yellow-Loosestrife FACLysimachia loomisii Loomis' Yellow-Loosestrife OBLLysimachia maritima Sea-Milkwort FACLysimachia minima Chaffweed FACWLysimachia nummularia Creeping-Jenny FACWLysimachia punctata Large Yellow-Loosestrife OBLLysimachia quadriflora Four-Flower Yellow-Loosestrife FACWLysimachia quadrifolia Whorled Yellow-Loosestrife FACULysimachia radicans Trailing Yellow-Loosestrife OBLLysimachia terrestris Swampcandles OBLLysimachia thyrsiflora Tufted Yellow-Loosestrife OBLLysimachia vulgaris Garden Yellow-Loosestrife FACLythrum alatum Wing-Angle Loosestrife FACWLythrum californicum California Loosestrife OBLLythrum hyssopifolium Hyssop Loosestrife OBLLythrum lineare Saltmarsh Loosestrife OBLLythrum salicaria Purple Loosestrife FACWMacbridea caroliniana Carolina Birds-in-a-Nest OBLMaclura pomifera Osage-Orange UPLMacranthera flammea Flameflower OBLMacroptilium lathyroides Wild Bush-Bean FACUMacrothelypteris torresiana False Maiden Fern FACMadia glomerata Mountain Tarplant FACUMagnolia acuminata Cucumber-Tree FACUMagnolia ashei Ashe's Magnolia FACUMagnolia fraseri Fraser's Magnolia FACUMagnolia grandiflora Southern Magnolia FACUMagnolia tripetala Umbrella Magnolia FACUMagnolia virginiana Sweet-Bay FACWMahonia aquifolium Holly-Leaf Oregon-Grape UPLMahonia nervosa Cascade Oregon-Grape FACUMaianthemum canadense False Lily-of-the-Valley FACMaianthemum racemosum Feathery False Solomon's-Seal FACU

Maianthemum stellatum Starry False Solomon's-Seal FACWMaianthemum trifolium Three-Leaf False Solomon's-Seal

OBLMalaxis monophyllos White Adder's-Mouth Orchid FACWMalaxis unifolia Green Adder's-Mouth Orchid FACMalvastrum coromandelianum Three-Lobe False Mallow FACUMalvaviscus arboreus Wax-Mallow UPLMarrubium vulgare White Horehound UPLMarshallia caespitosa Puffballs FACUMarshallia graminifolia Grass-Leaf Barbara's-Buttons OBLMarshallia grandiflora Monongahela Barbara's-Buttons

FACMarshallia mohrii Mohr's Barbara's-Buttons FACWMarshallia ramosa Southern Barbara's-Buttons FACUMarshallia trinervia Broad-Leaf Barbara's-Buttons FACUMarsilea minuta Dwarf Water-Clover OBLMarsilea mutica Australian Water-Clover OBLMarsilea quadrifolia European Water-Clover OBLMarsilea vestita Hairy Water-Clover OBLMatricaria discoidea Pineapple-Weed FACUMatteuccia struthiopteris Ostrich Fern FACWMayaca fluviatilis Stream Bog-Moss OBLMazus pumilus Japanese Mazus FACUMecardonia acuminata Axil-Flower OBLMedeola virginiana Indian Cucumber-Root FACMedicago lupulina Black Medick FACUMedicago polymorpha Toothed Medick FACUMedicago sativa Alfalfa UPLMeehania cordata Meehan's-Mint FACUMegathyrsus maximus Guinea Grass FACMelampyrum lineare American Cow-Wheat FACUMelanthera nivea Snow Squarestem FACUMelia azedarach China-Berry UPLMelilotus indicus Indian Sweet-Clover FACUMelilotus officinalis Yellow Sweet-Clover FACUMelinis repens Creeping Molasses Grass UPLMelissa officinalis Lemonbalm UPLMelochia corchorifolia Chocolate-Weed FACMelothria pendula Guadeloupe-Cucumber FACMenispermum canadense Canadian Moonseed FACUMentha X gracilis FACWMentha X piperita FACWMentha X rotundifolia FACUMentha X villosa OBLMentha aquatica Water Mint FACWMentha arvensis American Wild Mint FACWMentha pulegium Pennyroyal OBLMentha spicata Spearmint FACWMentha suaveolens Apple Mint FACWMenyanthes trifoliata Buck-Bean OBLMenziesia pilosa Minniebush FACMerremia dissecta Noyau-Vine FACUMertensia virginica Virginia Bluebells FACWMesembryanthemum crystallinum CrystallineIceplant FACMicranthemum micranthemoides Nuttall'sMudflower OBLMicranthemum umbrosum Shade Mudflower OBLMicranthes careyana Golden-Eye Pseudosaxifrage FACMicranthes caroliniana Carolina Pseudosaxifrage FACWMicranthes micranthidifolia Lettuce-Leaf Pseudosaxifrage OBLMicranthes palmeri Palmer's Pseudosaxifrage FACMicranthes pensylvanica Eastern Swamp Pseudosaxifrage

OBL

Micranthes petiolaris Michaux's Pseudosaxifrage FACUMicranthes texana Texas Pseudosaxifrage FACMicranthes virginiensis Early Pseudosaxifrage FACMicropolypodium nimbatum West Indian Dwarf-Polypody OBLMicrostegium vimineum Japanese Stilt Grass FACMikania scandens Climbing Hempvine FACWMilium effusum American Millet Grass FACUMimosa pudica Shameplant FACUMimosa strigillosa Powderpuff FACMimulus alatus Sharp-Wing Monkey-Flower OBLMimulus floribundus Purple-Stem Monkey-Flower OBLMimulus glabratus Round-Leaf Monkey-Flower OBLMimulus guttatus Seep Monkey-Flower OBLMimulus moschatus Muskflower OBLMimulus ringens Allegheny Monkey-Flower OBLMinuartia godfreyi Godfrey's Stitchwort FACWMinuartia muscorum Dixie Stitchwort FACUMinuartia patula Pitcher's Stitchwort UPLMinuartia uniflora One-Flower Stitchwort FACWMirabilis jalapa Marvel-of-Peru UPLMirabilis nyctaginea Heart-Leaf Four-O'clock FACUMiscanthus sinensis Chinese Silver Grass FACUMitchella repens Partridge-Berry FACUMitella diphylla Two-Leaf Bishop's-Cap FACUMitella nuda Bare-Stem Bishop's-Cap FACWMitreola petiolata Lax Hornpod FACWMitreola sessilifolia Swamp Hornpod FACWModiola caroliniana Carolina Bristle-Mallow FACUMoehringia lateriflora Blunt-Leaf Grove-Sandwort FACMolinia caerulea Purple Moor Grass FACUMollugo cerviana Thread-Stem Carpetweed FACMollugo verticillata Green Carpetweed FACMomordica charantia Balsam-Pear UPLMonarda clinopodia White Bergamot FACUMonarda didyma Scarlet Beebalm FACMonarda fistulosa Oswego-Tea UPLMonarda punctata Spotted Beebalm UPLMonolepis nuttalliana Nuttall's Poverty-Weed UPLMonotropa uniflora One-Flower Indian-Pipe FACUMontia linearis Linear-Leaf Candy-Flower FACMorella caroliniensis Evergreen Bayberry FACMorella cerifera Southern Bayberry FACMorella pensylvanica Northern Bayberry FACMorus alba White Mulberry UPLMorus rubra Red Mulberry FACUMosla dianthera Miniature-Beefsteakplant FACUMuhlenbergia asperifolia Alkali Muhly FACWMuhlenbergia capillaris Hair-Awn Muhly FACUMuhlenbergia expansa Spreading Muhly FACWMuhlenbergia frondosa Wire-Stem Muhly FACMuhlenbergia glabrifloris Smooth Muhly FACMuhlenbergia glomerata Spiked Muhly FACWMuhlenbergia mexicana Mexican Muhly FACWMuhlenbergia racemosa Green Muhly FACMuhlenbergia reverchonii Seep Muhly FACMuhlenbergia schreberi Nimblewill FACMuhlenbergia sericea Slender Muhly FACMuhlenbergia sylvatica Woodland Muhly FACMuhlenbergia tenuiflora Slim-Flower Muhly FACUMuhlenbergia torreyana New Jersey Muhly FACWMuhlenbergia uniflora Bog Muhly OBLMurdannia keisak Wart-Removing-Herb OBLMurdannia nudiflora Naked-Stem Dewflower FACMyosotis arvensis Rough Forget-Me-Not UPL

Myosotis discolor Yellow Scorpion-Grass UPLMyosotis laxa Bay Forget-Me-Not OBLMyosotis macrosperma Large-Seed Forget-Me-Not FACMyosotis scorpioides True Forget-Me-Not OBLMyosotis sylvatica Woodland Forget-Me-Not UPLMyosotis verna Spring Forget-Me-Not FACMyosoton aquaticum Giant-Chickweed FACWMyosurus minimus Tiny Mousetail FACWMyrica gale Sweetgale OBLMyriophyllum aquaticum Parrot's-Feather OBLMyriophyllum farwellii Farwell's Water-Milfoil OBLMyriophyllum heterophyllum Two-Leaf Water-Milfoil OBLMyriophyllum humile Low Water-Milfoil OBLMyriophyllum laxum Loose Water-Milfoil OBLMyriophyllum pinnatum Cut-Leaf Water-Milfoil OBLMyriophyllum sibiricum Siberian Water-Milfoil OBLMyriophyllum spicatum Eurasian Water-Milfoil OBLMyriophyllum tenellum Slender Water-Milfoil OBLMyriophyllum verticillatum Whorled Water-Milfoil OBLNabalus albus White Rattlesnake-Root FACUNabalus altissimus Tall Rattlesnake-Root FACUNabalus autumnalis Slender Rattlesnake-Root FACNabalus crepidineus Nodding Rattlesnake-Root FACUNabalus racemosus Purple Rattlesnake-Root FACWNajas flexilis Wavy Waternymph OBLNajas gracillima Slender Waternymph OBLNajas guadalupensis Guadalupe Waternymph OBLNajas marina Holly-Leaf Waternymph OBLNajas minor Brittle Waternymph OBLNama jamaicense Jamaican-Weed FACWNapaea dioica Glade-Mallow FACWNarthecium americanum Yellow Asphodel FACWNarthecium montanum Mountain Asphodel FACWNasturtium microphyllum One-Row Watercress OBLNasturtium officinale Watercress OBLNavarretia intertexta Needle-Leaf Pincushion-Plant FACWNavarretia squarrosa Skunkweed FACUNelumbo lutea American Lotus OBLNelumbo nucifera Sacred Lotus OBLNemopanthus mucronatus Catberry OBLNemophila aphylla Small-Flower Baby-Blue-Eyes FACWNeottia bifolia Southern Twayblade FACWNeottia cordata Heart-Leaf Twayblade FACWNeottia smallii Kidney-Leaf Twayblade FACWNepeta cataria Catnip FACUNeptunia lutea Yellow Puff FACUNeptunia oleracea Garden Puff FACWNicotiana glauca Tree Tobacco FACNicotiana obtusifolia Desert Tobacco FACUNicotiana plumbaginifolia Tex-Mex Tobacco FACNicotiana tabacum Cultivated Tobacco UPLNothoscordum bivalve Crowpoison FACUNuphar X rubrodisca OBLNuphar advena Yellow Pond-Lily OBLNuphar microphylla OBLNuphar sagittifolia OBLNuphar variegata OBLNymphaea X marliacea OBLNymphaea X thiona OBLNymphaea mexicana Banana Water-Lily OBLNymphaea odorata American White Water-Lily OBLNymphoides aquatica Big Floatingheart OBLNymphoides cordata Little Floatingheart OBLNymphoides peltata Yellow Floatingheart OBL

Nyssa aquatica Water Tupelo OBLNyssa biflora Swamp Tupelo FACWNyssa ogeche Ogeechee Tupelo OBLNyssa sylvatica Black Tupelo FACOcimum basilicum Sweet Basil UPLOclemena X blakei FACWOclemena acuminata Whorled Nodding-Aster FACUOclemena nemoralis Bog Nodding-Aster FACWOenanthe aquatica Fine-Leaf Water-Dropwort OBLOenanthe javanica Water-Celery OBLOenothera biennis King's-Cureall FACUOenothera curtiflora Velvetweed UPLOenothera elata Hooker's Evening-Primrose FACUOenothera fruticosa Narrow-Leaf Evening-Primrose FACOenothera gaura Biennial Evening-Primrose FACUOenothera laciniata Cut-Leaf Evening-Primrose FACUOenothera parviflora Northern Evening-Primrose FACUOenothera perennis Small Evening-Primrose FACOenothera pilosella Meadow Evening-Primrose FACOenothera rhombipetala Greater Four-Point Evening-Primrose

FACUOenothera villosa Hairy Evening-Primrose FACOldenlandia boscii Bosc's Mille-Graines FACWOldenlandia corymbosa Flat-Top Mille-Graines FACOldenlandia uniflora Clustered Mille-Graines FACWOnoclea sensibilis Sensitive Fern FACWOphioglossum crotalophoroides BulbousAdder's-Tongue FACOphioglossum engelmannii Limestone Adder's-Tongue FACUOphioglossum nudicaule Least Adder's-Tongue FACOphioglossum petiolatum Long-Stem Adder's-Tongue FACOphioglossum pusillum Northern Adder's-Tongue FACWOphioglossum vulgatum Southern Adder's-Tongue FACWOplismenus hirtellus Long-Leaf Basket Grass FACUOpuntia stricta Erect Prickly-Pear UPLOrbexilum pedunculatum Sampson's-Snakeroot FACUOrbexilum simplex Single-Stem Leather-Root FACOrnithogalum caudatum False Sea-Onion FACUOrnithogalum umbellatum Sleepydick FACUOrobanche riparia River Broom-Rape FACWOrobanche uniflora Naked Broom-Rape FACUOrontium aquaticum Goldenclub OBLOrthilia secunda Sidebells FACOryza sativa Cultivated Rice OBLOsmorhiza claytonii Hairy Sweet-Cicely FACUOsmorhiza longistylis Aniseroot FACUOsmunda X ruggii FACWOsmunda claytoniana Interrupted Fern FACOsmunda spectabilis Royal Fern OBLOsmundastrum cinnamomeum Cinnamon Fern FACWOstrya virginiana Eastern Hop-Hornbeam FACUOttelia alismoides Duck-Lettuce OBLOxalis corniculata Creeping Yellow Wood-Sorrel FACUOxalis dillenii Slender Yellow Wood-Sorrel FACUOxalis montana Sleeping-Beauty FACOxalis stricta Upright Yellow Wood-Sorrel FACUOxydendrum arboreum Sourwood UPLOxypolis rigidior Stiff Cowbane OBLOxypolis ternata Piedmont Cowbane FACWOxytropis lambertii Stemless Locoweed FACUPackera anonyma Small's Groundsel UPLPackera aurea Golden Groundsel FACWPackera glabella Cress-Leaf Groundsel OBLPackera obovata Round-Leaf Groundsel FACU

Packera paupercula Balsam Groundsel FACPackera plattensis Prairie Groundsel FACUPackera pseudaurea Streambank Groundsel FACWPackera schweinitziana Schweinitz's Groundsel FACWPackera tampicana Great Plains Groundsel FACWPackera tomentosa Woolly Groundsel FACUPaederia foetida Chinese Fevervine FACUPalhinhaea cernua Monkey's Paw FACPanicum amarum Bitter Panic Grass FACUPanicum bisulcatum Japanese Panic Grass FACWPanicum brachyanthum Prairie Panic Grass FACPanicum capillare Common Panic Grass FACPanicum dichotomiflorum Fall Panic Grass FACWPanicum flexile Wiry Panic Grass FACUPanicum gattingeri Gattinger's Panic Grass FACPanicum hallii Hall's Panic Grass FACUPanicum hemitomon Maiden-Cane FACWPanicum paludosum Marsh Panic Grass OBLPanicum philadelphicum Philadelphia Panic Grass FACPanicum repens Torpedo Grass FACWPanicum verrucosum Warty Panic Grass FACWPanicum virgatum Wand Panic Grass FACParapholis incurva Curved Sickle Grass FACUParathelypteris noveboracensis New York Fern FACParathelypteris simulata Bog Fern FACWParentucellia viscosa Yellow Glandweed FACParietaria floridana Florida Pellitory FACParietaria pensylvanica Pennsylvania Pellitory FACUParietaria praetermissa Clustered Pellitory FACParnassia asarifolia Kidney-Leaf Grass-of-Parnassus

OBLParnassia caroliniana Carolina Grass-of-Parnassus OBLParnassia glauca Fen Grass-of-Parnassus OBLParnassia grandifolia Large-Leaf Grass-of-Parnassus OBLParthenium hysterophorus Santa Maria Feverfew FACParthenocissus inserta Thicket-Creeper FACUParthenocissus quinquefolia Virginia-Creeper FACUPascopyrum smithii Western-Wheat Grass UPLPaspalidium geminatum Egyptian Water Crown Grass OBLPaspalum acuminatum Brook Crown Grass OBLPaspalum bifidum Pitchfork Crown Grass FACWPaspalum boscianum Bull Crown Grass FACWPaspalum denticulatum Pull-and-Be-Damned OBLPaspalum dilatatum Golden Crown Grass FACPaspalum dissectum Mudbank Crown Grass OBLPaspalum distichum Jointed Crown Grass FACWPaspalum floridanum Florida Crown Grass FACWPaspalum laeve Field Crown Grass FACPaspalum notatum Bahia Grass FACUPaspalum orbiculatum Circular Crown Grass FACPaspalum praecox Early Crown Grass FACWPaspalum pubiflorum Hairy-Seed Crown Grass FACPaspalum racemosum Peruvian Crown Grass FACPaspalum repens Horse-Tail Crown Grass OBLPaspalum scrobiculatum Indian Crown Grass FACWPaspalum setaceum Slender Crown Grass FACUPaspalum urvillei Vasey's Grass FACPaspalum vaginatum Seashore Crown Grass OBLPassiflora foetida Scarlet-Fruit Passion-Flower FACPaulownia tomentosa Princesstree UPLPedicularis canadensis Canadian Lousewort FACUPedicularis lanceolata Swamp Lousewort FACWPellaea ternifolia Trans-Pecos Cliffbrake FACUPeltandra sagittifolia White Arrow-Arum OBL

Peltandra virginica Green Arrow-Arum OBLPenstemon alluviorum Lowland Beardtongue FACWPenstemon australis Eustis Lake Beardtongue FACUPenstemon calycosus Long-Sepal Beardtongue UPLPenstemon digitalis Foxglove Beardtongue FACPenstemon laevigatus Eastern Smooth Beardtongue FACUPenstemon laxiflorus Nodding Beardtongue FACPenstemon pallidus Pale Beardtongue FACUPenstemon tenuis Sharp-Sepal Beardtongue FACWPenthorum sedoides Ditch-Stonecrop OBLPentodon pentandrus Hale's Pentodon OBLPeperomia pellucida Man-To-Man UPLPerilla frutescens Beefsteakplant FACUPeritoma serrulata Rocky Mountain Beeplant FACUPersea borbonia Red Bay FACWPersea palustris Swamp Bay FACWPersicaria amphibia Water Smartweed OBLPersicaria arifolia Halberd-Leaf Tearthumb OBLPersicaria bicornis Pink Knotweed FACWPersicaria careyi Carey's Smartweed FACWPersicaria glabra Smooth Smartweed OBLPersicaria hirsuta Hairy Smartweed OBLPersicaria hydropiper Mild Water-Pepper OBLPersicaria hydropiperoides Swamp Smartweed OBLPersicaria lapathifolia Dock-Leaf Smartweed FACWPersicaria longiseta Bristly Lady's-Thumb FACPersicaria maculosa Spotted Lady's-Thumb FACWPersicaria meisneriana Branched Tearthumb FACPersicaria minor Pygmy Smartweed OBLPersicaria orientalis Kiss-Me-Over-the-Garden-Gate FACUPersicaria pensylvanica Pinkweed FACWPersicaria perfoliata Asiatic Tearthumb FACPersicaria posumbu Oriental Lady's-Thumb FACUPersicaria punctata Dotted Smartweed OBLPersicaria robustior Stout Smartweed OBLPersicaria sagittata Arrow-Leaf Tearthumb OBLPersicaria setacea Bog Smartweed OBLPersicaria virginiana Jumpseed FACPersicaria wallichii Garden Smartweed FACPetasites frigidus Arctic Sweet-Colt's-Foot FACWPetasites hybridus Pestilence-Wort FACPhacelia covillei Buttercup Scorpion-Weed FACWPhacelia ranunculacea Ocean-Blue Scorpion-Weed FACWPhalaris angusta Timothy Canary Grass FACWPhalaris aquatica Harding Grass FACUPhalaris arundinacea Reed Canary Grass FACWPhalaris brachystachys Short-Spike Canary Grass FACWPhalaris canariensis Common Canary Grass FACUPhalaris caroliniana May Grass FACWPhalaris paradoxa Mediterranean Canary Grass FACPhanopyrum gymnocarpon Savannah-Panic Grass OBLPhegopteris connectilis Narrow Beech Fern FACUPhegopteris hexagonoptera Broad Beech Fern FACPhleum pratense Common Timothy FACUPhlox carolina Thick-Leaf Phlox FACUPhlox divaricata Wild Blue Phlox FACUPhlox glaberrima Smooth Phlox FACPhlox maculata Wild Sweetwilliam FACWPhlox paniculata Fall Phlox FACUPhlox pilosa Downy Phlox FACUPhragmites australis Common Reed FACWPhryma leptostachya American Lopseed FACUPhyla cuneifolia Wedgeleaf FACPhyla lanceolata Northern Frogfruit OBL

Phyla nodiflora Turkey-Tangle FACWPhyllanthus amarus Carry-Me-Seed FACPhyllanthus caroliniensis Carolina Leaf-Flower FACPhyllanthus urinaria Chamber-Bitter FACPhyllostachys nigra Black Bamboo FACUPhysalis angulata Cut-Leaf Ground-Cherry FACPhysalis minima Pygmy Ground-Cherry FACUPhysalis peruviana Peruvian Ground-Cherry UPLPhysalis philadelphica Mexican Ground-Cherry UPLPhysalis pubescens Husk-Tomato FACUPhysocarpus opulifolius Atlantic Ninebark FACWPhysostegia angustifolia Narrow-Leaf False Dragonhead FACWPhysostegia intermedia Slender False Dragonhead FACWPhysostegia purpurea Eastern False Dragonhead FACWPhysostegia virginiana Obedient-Plant FACPhytolacca americana American Pokeweed FACUPhytolacca icosandra Tropical Pokeweed FACUPicea glauca White Spruce FACUPicea mariana Black Spruce FACWPicea pungens Blue Spruce FACPicea rubens Red Spruce FACUPilea fontana Lesser Clearweed FACWPilea microphylla Rockweed FACPilea pumila Canadian Clearweed FACWPilularia americana American Pillwort OBLPimpinella saxifraga Solid-Stem Burnet-Saxifrage FACUPinckneya bracteata Fevertree FACWPinguicula caerulea Blue-Flower Butterwort OBLPinguicula lutea Yellow Butterwort FACWPinguicula planifolia Chapman's Butterwort OBLPinguicula primuliflora Southern Butterwort OBLPinguicula pumila Small Butterwort OBLPinguicula vulgaris Common Butterwort OBLPinus banksiana Jack Pine FACUPinus elliottii Slash Pine FACWPinus glabra Spruce Pine FACWPinus palustris Long-Leaf Pine FACPinus resinosa Red Pine FACUPinus rigida Pitch Pine FACUPinus serotina Pond Pine OBLPinus strobus Eastern White Pine FACUPinus taeda Loblolly Pine FACPiperia dilatata Scentbottle FACWPiptochaetium avenaceum Black-Seed Spear Grass UPLPiriqueta cistoides Pitted Stripeseed FACPistia stratiotes Water-Lettuce OBLPityopsis graminifolia Narrow-Leaf Silk-Grass UPLPityopsis oligantha Coastal-Plain Silk-Grass FACPlagiobothrys figuratus Fragrant Popcorn-Flower OBLPlagiobothrys hispidulus Harsh Popcorn-Flower FACWPlanera aquatica Planertree OBLPlanodes virginicum Virginia Winged Rockcress UPLPlantago arenaria Sand Plantain FACUPlantago cordata Heart-Leaf Plantain OBLPlantago coronopus Buck-Horn Plantain FACUPlantago elongata Prairie Plantain FACWPlantago heterophylla Slender Plantain FACPlantago lanceolata English Plantain UPLPlantago major Great Plantain FACUPlantago maritima Goosetongue FACWPlantago pusilla Dwarf Plantain UPLPlantago rhodosperma Red-Seed Plantain UPLPlantago rugelii Black-Seed Plantain FACUPlantago virginica Pale-Seed Plantain UPL

Platanthera X andrewsii OBLPlatanthera aquilonis Bog Orchid FACWPlatanthera blephariglottis White Fringed Orchid OBLPlatanthera ciliaris Yellow Fringed Orchid FACWPlatanthera clavellata Green Woodland Orchid FACWPlatanthera conspicua FACWPlatanthera cristata Crested Yellow Orchid FACWPlatanthera fissa Pride-of-the-Peak FACWPlatanthera flava Pale-Green Orchid FACWPlatanthera grandiflora Greater Purple Fringed Orchid FACWPlatanthera hookeri Hooker's Orchid FACPlatanthera huronensis Lake Huron Green Orchid OBLPlatanthera integra Yellow Fringeless Orchid OBLPlatanthera integrilabia White Fringeless Orchid OBLPlatanthera lacera Green Fringed Orchid FACWPlatanthera leucophaea Prairie White Fringed Orchid FACWPlatanthera macrophylla Greater Round-Leaf Orchid FACWPlatanthera nivea Snowy Orchid FACWPlatanthera orbiculata Lesser Round-Leaf Orchid FACPlatanthera psycodes Lesser Purple Fringed Orchid FACWPlatanthera shriveri Shriver's Fringed Orchid FACPlatanus occidentalis American Sycamore FACWPleea tenuifolia Rush-Featherling OBLPleopeltis polypodioides Resurrection Fern FACUPluchea baccharis Rosy Camphorweed FACWPluchea camphorata Plowman's-Wort FACWPluchea foetida Stinking Camphorweed OBLPluchea odorata Sweetscent FACWPlumbago auriculata Cape Leadwort UPLPoa alsodes Grove Blue Grass FACWPoa annua Annual Blue Grass FACUPoa arida Prairie Blue Grass FACPoa autumnalis Autumn Blue Grass FACPoa bulbosa Bulbous Blue Grass FACUPoa chapmaniana Chapman's Blue Grass UPLPoa compressa Flat-Stem Blue Grass FACUPoa nemoralis Forest Blue Grass FACPoa paludigena Bog Blue Grass FACWPoa palustris Fowl Blue Grass FACWPoa pratensis Kentucky Blue Grass FACUPoa secunda Curly Blue Grass FACUPoa sylvestris Woodland Blue Grass FACWPoa trivialis Rough-Stalk Blue Grass FACWPodophyllum peltatum May-Apple FACUPodostemum ceratophyllum Horn-Leaf Riverweed OBLPogonia ophioglossoides Snake-Mouth Orchid OBLPolanisia dodecandra Red-Whisker Clammyweed FACUPolemonium caeruleum Charity FACWPolemonium longii Long's Jacob's-Ladder FACUPolemonium micranthum Annual Jacob's-Ladder FACUPolemonium reptans Greek-Valerian FACUPolemonium vanbruntiae Bog Jacob's-Ladder FACWPolygala ambigua Alternate Milkwort FACUPolygala brevifolia Little-Leaf Milkwort FACWPolygala cruciata Drumheads FACWPolygala cymosa Tall Pine-Barren Milkwort OBLPolygala hookeri Hooker's Milkwort FACWPolygala incarnata Procession-Flower FACUPolygala longicaulis Long-Stem Milkwort FACPolygala lutea Orange Milkwort FACWPolygala mariana Maryland Milkwort FACWPolygala nana Candyroot FACPolygala nuttallii Nuttall's Milkwort FACPolygala polygama Racemed Milkwort UPL

Polygala ramosa Low Pine-Barren Milkwort FACWPolygala sanguinea Purple Milkwort FACPolygala senega Seneca-Snakeroot FACUPolygala verticillata Whorled Milkwort UPLPolygaloides paucifolia Gaywings FACUPolygonatum biflorum King Solomon's-Seal FACUPolygonatum pubescens Hairy Solomon's-Seal FACUPolygonum achoreum Leathery Knotweed FACUPolygonum argyrocoleon Silver-Sheath Knotweed OBLPolygonum aviculare Yard Knotweed FACUPolygonum douglasii Douglas' Knotweed UPLPolygonum erectum Erect Knotweed FACUPolygonum glaucum Seaside Knotweed FACUPolygonum patulum Bellard's Knotweed FACPolygonum ramosissimum Yellow-Flower Knotweed FACPolypogon interruptus Ditch Rabbit's-Foot Grass FACWPolypogon monspeliensis Annual Rabbit's-Foot Grass FACWPolypogon viridis Beardless Rabbit's-Foot Grass FACWPolypremum procumbens Juniper-Leaf UPLPolystichum acrostichoides Christmas Fern FACUPolystichum lonchitis Northern Holly Fern UPLPolystichum munitum Pineland Sword Fern FACUPontederia cordata Pickerelweed OBLPonthieva racemosa Hairy Shadow-Witch OBLPopulus balsamifera Balsam Poplar FACWPopulus deltoides Eastern Cottonwood FACPopulus grandidentata Big-Tooth Aspen FACUPopulus heterophylla Swamp Cottonwood OBLPopulus tremula European Aspen FACUPopulus tremuloides Quaking Aspen FACPortulaca grandiflora Rose-Moss UPLPortulaca halimoides Silk-Cotton Purslane FACWPortulaca oleracea Little-Hogweed FACPortulaca pilosa Kiss-Me-Quick FACUPortulaca umbraticola Wing-Pod Purslane FACPotamogeton X argutulus OBLPotamogeton X faxonii OBLPotamogeton X hagstroemii OBLPotamogeton X nitens OBLPotamogeton X rectifolius OBLPotamogeton X sparganiifolius OBLPotamogeton alpinus Reddish Pondweed OBLPotamogeton amplifolius Large-Leaf Pondweed OBLPotamogeton berchtoldii Little Aguja Pondweed OBLPotamogeton bicupulatus Snail-Seed Pondweed OBLPotamogeton confervoides Tuckerman's Pondweed OBLPotamogeton crispus Curly Pondweed OBLPotamogeton diversifolius Waterthread OBLPotamogeton epihydrus Ribbon-Leaf Pondweed OBLPotamogeton foliosus Leafy Pondweed OBLPotamogeton friesii Flat-Stalk Pondweed OBLPotamogeton gramineus Grassy Pondweed OBLPotamogeton hillii Hill's Pondweed OBLPotamogeton illinoensis Illinois Pondweed OBLPotamogeton natans Broad-Leaf Pondweed OBLPotamogeton nodosus Long-Leaf Pondweed OBLPotamogeton oakesianus Oakes' Pondweed OBLPotamogeton oblongus Cinnamon-Spot Pondweed OBLPotamogeton obtusifolius Blunt-Leaf Pondweed OBLPotamogeton perfoliatus Clasping-Leaf Pondweed OBLPotamogeton praelongus White-Stem Pondweed OBLPotamogeton pulcher Spotted Pondweed OBLPotamogeton pusillus Small Pondweed OBLPotamogeton richardsonii Red-Head Pondweed OBL

Potamogeton robbinsii Fern Pondweed OBLPotamogeton spirillus Spiral Pondweed OBLPotamogeton strictifolius Straight-Leaf Pondweed OBLPotamogeton tennesseensis Tennessee Pondweed OBLPotamogeton vaseyi Vasey's Pondweed OBLPotamogeton zosteriformis Flat-Stem Pondweed OBLPotentilla anserina Silverweed OBLPotentilla argentea Silver-Leaf Cinquefoil UPLPotentilla indica Indian-Strawberry FACUPotentilla norvegica Norwegian Cinquefoil FACUPotentilla pensylvanica Pennsylvania Cinquefoil FACUPotentilla rivalis Brook Cinquefoil FACWPotentilla simplex Oldfield Cinquefoil FACUPotentilla supina Bushy Cinquefoil OBLPoterium sanguisorba FACProboscidea louisiana Ram's-Horn FACUProserpinaca intermedia Intermediate Mermaidweed OBLProserpinaca palustris Marsh Mermaidweed OBLProserpinaca pectinata Comb-Leaf Mermaidweed OBLProsopis glandulosa Honey Mesquite UPLPrunella vulgaris Common Selfheal FACUPrunus americana American Plum FACUPrunus avium Sweet Cherry UPLPrunus caroliniana Carolina Laurel Cherry FACUPrunus nigra Canadian Plum UPLPrunus padus European Bird Cherry UPLPrunus pensylvanica Fire Cherry FACUPrunus serotina Black Cherry FACUPrunus virginiana Choke Cherry FACUPseuderanthemum variabile Night-and-Afternoon FACUPseudognaphalium canescens Wright's Rabbit-Tobacco FACUPseudognaphalium luteoalbum Jersey Rabbit-Tobacco FACPseudognaphalium stramineumCotton-Batting-Plant FACPseudolycopodiella caroliniana Carolina False Clubmoss FACWPseudotsuga menziesii Douglas-Fir FACUPsilotum nudum Whisk Fern FACUPtelea trifoliata Common Hoptree FACPteridium aquilinum Northern Bracken Fern FACUPteris vittata Ladder Brake FACPterocaulon pycnostachyum Dense-Spike Blackroot FACUPtilimnium capillaceum Herbwilliam OBLPtilimnium costatum Ribbed Mock Bishopweed FACWPtilimnium nuttallii Laceflower FACWPuccinellia distans Spreading Alkali Grass OBLPuccinellia fasciculata Saltmarsh Alkali Grass OBLPuccinellia maritima Seaside Alkali Grass OBLPuccinellia nutkaensis Nootka Alkali Grass FACWPuccinellia tenella Tundra Alkali Grass FACWPueraria montana Kudzu UPLPycnanthemum albescens White-Leaf Mountain-Mint UPLPycnanthemum flexuosum Appalachian Mountain-Mint FACWPycnanthemum muticum Clustered Mountain-Mint FACPycnanthemum setosum Awned Mountain-Mint FACUPycnanthemum tenuifolium Narrow-Leaf Mountain-Mint FACWPycnanthemum verticillatum Whorled Mountain-Mint FACPycnanthemum virginianum Virginia Mountain-Mint FACPyrola americana American Wintergreen FACPyrola asarifolia Pink Wintergreen FACPyrola chlorantha Green-Flower Wintergreen UPLPyrola elliptica Shinleaf UPLPyrularia pubera Buffalo-Nut UPLPyxidanthera barbulata Flowering Pixie-Moss FACUQuercus X beadlei FACW

Quercus X macnabiana FACUQuercus alba Northern White Oak FACUQuercus bicolor Swamp White Oak FACWQuercus falcata Southern Red Oak FACUQuercus hemisphaerica Darlington's Oak FACUQuercus imbricaria Shingle Oak FACQuercus laurifolia Laurel Oak FACWQuercus lyrata Overcup Oak OBLQuercus macrocarpa Burr Oak FACQuercus michauxii Swamp Chestnut Oak FACWQuercus minima Dwarf Live Oak FACQuercus montana Chestnut Oak UPLQuercus muehlenbergii Chinkapin Oak UPLQuercus nigra Water Oak FACQuercus oglethorpensis Oglethorpe Oak FACQuercus pagoda Cherry-Bark Oak FACWQuercus palustris Pin Oak FACWQuercus phellos Willow Oak FACQuercus prinoides Dwarf Chinkapin Oak UPLQuercus rubra Northern Red Oak FACUQuercus shumardii Shumard's Oak FACQuercus similis Bottom-Land Post Oak FACWQuercus stellata Post Oak UPLQuercus texana Texas Red Oak OBLQuercus virginiana Live Oak FACURanunculus abortivus Kidney-Leaf Buttercup FACWRanunculus acris Tall Buttercup FACRanunculus allegheniensis Allegheny Mountain Buttercup FACRanunculus ambigens Water-Plantain Spearwort OBLRanunculus arvensis Hungerweed FACRanunculus bulbosus St. Anthony's-Turnip FACRanunculus fascicularis Early Buttercup FACURanunculus flabellaris Greater Yellow Water Buttercup

OBLRanunculus flammula Greater Creeping Spearwort FACWRanunculus harveyi Harvey's Buttercup FACURanunculus hederaceus Ivy Water-Crowfoot OBLRanunculus hispidus Bristly Buttercup FACRanunculus laxicaulis Mississippi Buttercup OBLRanunculus longirostris Long-Beak Water-Crowfoot OBLRanunculus micranthus Rock Buttercup FACURanunculus muricatus Spiny-Fruit Buttercup FACWRanunculus parviflorus Small-Flower Buttercup FACRanunculus pensylvanicus Pennsylvania Buttercup OBLRanunculus platensis Prairie Buttercup FACRanunculus pusillus Low Spearwort OBLRanunculus recurvatus Blisterwort FACRanunculus repens Creeping Buttercup FACRanunculus sardous Hairy Buttercup FACRanunculus sceleratus Cursed Buttercup OBLRanunculus trichophyllus Thread-Leaf Water-Crowfoot OBLRanunculus trilobus Three-Lobe Buttercup FACReynoutria X bohemica FACUReynoutria japonica Japanese-Knotweed FACUReynoutria sachalinensis Giant-Knotweed UPLRhamnus alnifolia Alder-Leaf Buckthorn OBLRhamnus cathartica European Buckthorn FACURhamnus lanceolata Lance-Leaf Buckthorn FACRhapidophyllum hystrix Needle Palm FACWRhexia alifanus Savannah Meadow-Beauty FACWRhexia aristosa Awn-Petal Meadow-Beauty OBLRhexia cubensis West Indian Meadow-Beauty FACWRhexia lutea Yellow Meadow-Beauty FACWRhexia mariana Maryland Meadow-Beauty OBL

Rhexia nashii Maid Marian OBLRhexia petiolata Fringed Meadow-Beauty OBLRhexia virginica Handsome-Harry OBLRhizophora mangle Red Mangrove OBLRhodiola rosea King's-Crown FACURhododendron arborescens Smooth Azalea FACRhododendron atlanticum Dwarf Azalea FACRhododendron austrinum Orange Azalea FACRhododendron canadense Rhodora FACWRhododendron canescens Mountain Azalea FACWRhododendron catawbiense Catawba Rosebay FACURhododendron groenlandicum Rusty Labrador-Tea OBLRhododendron maximum Great-Laurel FACRhododendron periclymenoides PinkAzalea FACRhododendron prinophyllum Early Azalea FACRhododendron vaseyi Pink-Shell Azalea FACURhododendron viscosum Clammy Azalea FACWRhus aromatica Fragrant Sumac UPLRhus copallinum Winged Sumac FACURhynchospora alba White Beak Sedge OBLRhynchospora caduca Angle-Stem Beak Sedge OBLRhynchospora capillacea Needle Beak Sedge OBLRhynchospora capitellata Brownish Beak Sedge OBLRhynchospora careyana Broad-Fruit Horned Beak Sedge

OBLRhynchospora cephalantha Bunched Beak Sedge OBLRhynchospora chalarocephala Loose-Head Beak Sedge OBLRhynchospora chapmanii Chapman's Beak Sedge OBLRhynchospora ciliaris Fringed Beak Sedge OBLRhynchospora colorata Narrow-Leaf Whitetop FACWRhynchospora corniculata Short-Bristle Horned Beak Sedge

OBLRhynchospora crinipes Mosquito Bead Sedge OBLRhynchospora curtissii Curtiss' Beak Sedge OBLRhynchospora debilis Savannah Beak Sedge OBLRhynchospora decurrens Swamp-Forest Beak Sedge OBLRhynchospora divergens Spreading Beak Sedge OBLRhynchospora elliottii Elliott's Beak Sedge FACWRhynchospora fascicularis Fascicled Beak Sedge OBLRhynchospora filifolia Thread-Leaf Beak Sedge FACRhynchospora fusca Brown Beak Sedge OBLRhynchospora galeana Short-Bristle Beak Sedge OBLRhynchospora globularis Globe Beak Sedge FACWRhynchospora glomerata Clustered Beak Sedge OBLRhynchospora gracilenta Slender Beak Sedge OBLRhynchospora grayi Gray's Beak Sedge FACRhynchospora harperi Harper's Beak Sedge OBLRhynchospora harveyi Harvey's Beak Sedge FACRhynchospora inexpansa Nodding Beak Sedge FACWRhynchospora inundata Narrow-Fruit Horned Beak Sedge

OBLRhynchospora leptocarpa Slender-Fruit Beak Sedge OBLRhynchospora macra Large Beak Sedge OBLRhynchospora macrostachya Tall Horned Beak Sedge OBLRhynchospora microcarpa Southern Beak Sedge FACWRhynchospora microcephala Small-Head Beak Sedge FACWRhynchospora miliacea Millet Beak Sedge OBLRhynchospora mixta Mingled Beak Sedge OBLRhynchospora nitens Short-Beak Beak Sedge OBLRhynchospora nivea Showy Whitetop FACWRhynchospora odorata Fragrant Beak Sedge OBLRhynchospora oligantha Feather-Bristle Beak Sedge OBLRhynchospora pallida Pale Beak Sedge OBL

Rhynchospora perplexa Pineland Beak Sedge FACWRhynchospora pleiantha Coastal Beak Sedge OBLRhynchospora plumosa Plumed Beak Sedge FACWRhynchospora pusilla Fairy Beak Sedge FACWRhynchospora rariflora Few-Flower Beak Sedge OBLRhynchospora recognita Coarse Globe Beak Sedge FACWRhynchospora scirpoides Long-Beak Beak Sedge OBLRhynchospora stenophylla Coastal-Plain Beak Sedge FACWRhynchospora torreyana Torrey's Beak Sedge FACWRhynchospora wrightiana Wright's Beak Sedge OBLRibes americanum Wild Black Currant FACWRibes aureum Golden Currant FACWRibes cynosbati Eastern Prickly Gooseberry FACURibes echinellum Miccosukee Gooseberry FACRibes glandulosum Skunk Currant FACWRibes hirtellum Hairy-Stem Gooseberry FACRibes lacustre Bristly Black Gooseberry FACWRibes oxyacanthoides Canadian Gooseberry FACURibes triste Swamp Red Currant OBLRicinus communis Castor-Bean UPLRivina humilis Rougeplant UPLRobinia pseudoacacia Black Locust FACURorippa X prostrata FACRorippa aquatica Lakecress OBLRorippa austriaca Austrian Yellowcress FACRorippa curvipes Blunt-Leaf Yellowcress FACWRorippa indica Variable-Leaf Yellowcress FACWRorippa palustris Bog Yellowcress OBLRorippa sessiliflora Stalkless Yellowcress OBLRorippa sinuata Spreading Yellowcress FACWRorippa sylvestris Creeping Yellowcress FACWRorippa tenerrima Modoc Yellowcress FACRorippa teres Southern Marsh Yellowcress FACWRosa acicularis Prickly Rose FACURosa arkansana Prairie Rose FACURosa blanda Smooth Rose FACURosa bracteata Chickasaw Rose UPLRosa carolina Carolina Rose FACURosa micrantha Small-Flower Sweetbrier FACURosa multiflora Rambler Rose FACURosa nitida Shining Rose FACWRosa palustris Swamp Rose OBLRosa rubiginosa Sweetbrier UPLRosa rugosa Rugosa Rose FACURosa setigera Climbing Rose FACURosa virginiana Virginia Rose FACRotala indica Indian Toothcup OBLRotala ramosior Lowland Toothcup OBLRotala rotundifolia Round-Leaf Toothcup OBLRottboellia cochinchinensis Itch Grass FACURubus allegheniensis Allegheny Blackberry FACURubus alumnus Oldfield Blackberry FACURubus apogaeus Falling Dewberry FACRubus argutus Saw-Tooth Blackberry FACURubus armeniacus Himalayan Blackberry UPLRubus arvensis Field Blackberry FACRubus baileyanus Bailey's Dewberry FACURubus bushii Bush's Blackberry FACWRubus caesius European Dewberry FACURubus cuneifolius Sand Blackberry UPLRubus dalibarda Robin-Run-Away FACRubus flagellaris Whiplash Dewberry FACURubus floricomus Many-Flower Blackberry FACRubus hispidus Bristly Dewberry FACW

Rubus hypolasius Pineland Dewberry FACRubus idaeus Common Red Raspberry FACRubus inclinis Marshland Blackberry FACWRubus laciniatus Cut-Leaf Blackberry UPLRubus lawrencei Adirondack Blackberry FACRubus longii Long's Blackberry FACRubus missouricus Missouri Dewberry FACURubus multiformis Variable Blackberry FACRubus oklahomus Oklahoma Blackberry FACRubus paganus St. Lawrence Dewberry FACRubus parviflorus Western Thimble-Berry FACURubus pensilvanicus Pennsylvania Blackberry FACRubus pergratus Upland Blackberry FACURubus phoenicolasius Wine Raspberry FACURubus plus Hairy-Leaf Dewberry FACURubus probabilis Tree Blackberry FACURubus pubescens Dwarf Red Raspberry FACWRubus semisetosus Swamp Blackberry FACRubus setosus Setose Blackberry FACWRubus sons New Orleans Dewberry FACRubus suus Branched Blackberry FACRubus tardatus Wet-Thicket Dewberry FACRubus trivialis Southern Dewberry FACURubus vigilis Missouri Blackberry FACWRubus wheeleri Wheeler's Blackberry FACWRudbeckia auriculata Eared Coneflower FACWRudbeckia fulgida Orange Coneflower FACRudbeckia hirta Black-Eyed-Susan FACURudbeckia laciniata Green-Head Coneflower FACWRudbeckia maxima Great Coneflower FACRudbeckia missouriensis Missouri Orange Coneflower UPLRudbeckia nitida Shiny Coneflower FACRudbeckia subtomentosa Sweet Coneflower FACRudbeckia triloba Brown-Eyed-Susan FACURuellia caroliniensis Carolina Wild Petunia FACURuellia humilis Fringe-Leaf Wild Petunia FACURuellia noctiflora Night-Flowering Wild Petunia FACWRuellia simplex Linear-Leaf Wild Petunia FACRuellia strepens Limestone Wild Petunia FACRumex acetosa Garden Sorrel FACURumex acetosella Common Sheep Sorrel UPLRumex altissimus Pale Dock FACWRumex britannica Greater Water Dock OBLRumex conglomeratus Sharp Dock FACRumex crispus Curly Dock FACRumex dentatus Toothed Dock FACURumex floridanus Florida Dock FACWRumex fueginus Tierra del Fuego Dock OBLRumex hastatulus Heart-Wing Sorrel FACURumex maritimus Golden Dock FACRumex obtusifolius Bitter Dock FACURumex occidentalis Western Dock OBLRumex persicarioides Coastal Dock FACWRumex pulcher Fiddle Dock FACWRumex triangulivalvis Triangular-Valved Dock FACWRumex venosus Veiny Dock FACRumex verticillatus Swamp Dock OBLRuppia cirrhosa Spiral Ditch-Grass OBLRuppia maritima Beaked Ditch-Grass OBLSabal minor Dwarf Palmetto FACWSabatia angularis Rose-Pink FACSabatia brachiata Narrow-Leaf Rose-Gentian FACUSabatia calycina Coastal Rose-Gentian OBLSabatia campanulata Slender Rose-Gentian FACW

Sabatia campestris Texas-Star FACUSabatia difformis Lance-Leaf Rose-Gentian OBLSabatia dodecandra Marsh Rose-Gentian OBLSabatia gentianoides Pinewoods Rose-Gentian OBLSabatia kennedyana Plymouth Rose-Gentian OBLSabatia macrophylla Large-Leaf Rose-Gentian FACWSabatia quadrangula Four-Angle Rose-Gentian FACSabatia stellaris Rose-of-Plymouth FACWSaccharum alopecuroides Silver Plume Grass FACSaccharum baldwinii Narrow Plume Grass OBLSaccharum brevibarbe Short-Beard Plume Grass OBLSaccharum giganteum Giant Plume Grass FACWSaccharum ravennae Ranenna Grass UPLSacciolepis indica Glenwood Grass FACWSacciolepis striata American Cupscale OBLSagina apetala Annual Pearlwort FACSagina decumbens Trailing Pearlwort FACSagina procumbens Bird-Eye Pearlwort FACWSagittaria ambigua Kansas Arrowhead OBLSagittaria australis Long-Beak Arrowhead OBLSagittaria brevirostra Short-Beak Arrowhead OBLSagittaria calycina Hooded Arrowhead OBLSagittaria cuneata Arum-Leaf Arrowhead OBLSagittaria engelmanniana Engelmann's Arrowhead OBLSagittaria fasciculata Bunched Arrowhead OBLSagittaria filiformis Narrow-Leaf Arrowhead OBLSagittaria graminea Grass-Leaf Arrowhead OBLSagittaria isoetiformis Quillwort Arrowhead OBLSagittaria lancifolia Bull-Tongue Arrowhead OBLSagittaria latifolia Duck-Potato OBLSagittaria macrocarpa OBLSagittaria papillosa Nipple-Bract Arrowhead OBLSagittaria platyphylla Delta Arrowhead OBLSagittaria rigida Sessile-Fruit Arrowhead OBLSagittaria secundifolia Little River Arrowhead OBLSagittaria spathulata Spoon-Shape Arrowhead OBLSagittaria subulata Awl-Leaf Arrowhead OBLSagittaria teres Slender Arrowhead OBLSagittaria weatherbiana OBLSalicornia bigelovii Dwarf Saltwort OBLSalicornia depressa Woody Saltwort OBLSalicornia rubra Red Saltwort OBLSalix X fragilis FACSalix X glatfelteri FACWSalix X pendulina FACWSalix X sepulcralis FACWSalix alba White Willow FACWSalix amygdaloides Peach-Leaf Willow FACWSalix atrocinerea Smooth-Twig Gray Willow FACWSalix babylonica Chinese Willow FACWSalix bebbiana Gray Willow FACWSalix candida Sage Willow OBLSalix caprea Goat Willow OBLSalix caroliniana Carolina Willow OBLSalix cinerea Large Gray Willow FACWSalix discolor Pussy Willow FACWSalix elaeagnos Elaeagnus Willow FACWSalix eriocephala Missouri Willow FACWSalix famelica FACWSalix humilis Prairie Willow FACUSalix interior Sandbar Willow FACWSalix lucida Shining Willow FACWSalix myricoides Bayberry Willow FACWSalix nigra Black Willow OBL

Salix pedicellaris Bog Willow OBLSalix petiolaris Meadow Willow FACWSalix purpurea Purple Willow FACWSalix sericea Silky Willow OBLSalix serissima Autumn Willow OBLSalix triandra Almond-Leaf Willow FACWSalix viminalis Basket Willow FACWSalsola kali Russian-Thistle FACUSalsola tragus Prickly Russian-Thistle FACUSalvia lyrata Lyre-Leaf Sage FACUSalvinia minima Water-Spangles OBLSalvinia molesta Kariba-Weed OBLSalvinia natans Floating Water-Moss OBLSambucus nigra Black Elder FACSambucus racemosa Red Elder FACUSamolus parviflorus OBLSamolus valerandi Seaside Brookweed OBLSanguinaria canadensis Bloodroot UPLSanguisorba canadensis Canadian Burnet FACWSanicula canadensis Canadian Black-Snakeroot UPLSanicula marilandica Maryland Black-Snakeroot FACUSanicula odorata Clustered Black-Snakeroot FACUSapindus saponaria Wing-Leaf Soapberry FACUSaponaria officinalis Bouncing-Bett FACUSarcocornia ambigua Chickenclaws OBLSarracenia alabamensis Alabama Cranebrake Pitcherplant

OBLSarracenia flava Yellow Pitcherplant OBLSarracenia jonesii Mountain Sweet Pitcherplant OBLSarracenia leucophylla White-Top Pitcherplant OBLSarracenia minor Hooded Pitcherplant OBLSarracenia oreophila Green Pitcherplant OBLSarracenia purpurea Purple Pitcherplant OBLSarracenia rosea Rosy Pitcherplant OBLSarracenia rubra Sweet Pitcherplant OBLSassafras albidum Sassafras FACUSaururus cernuus Lizard's-Tail OBLSceptridium biternatum Sparse-Lobe Grape Fern FACSceptridium dissectum Cut-Leaf Grape Fern FACSceptridium jenmanii Dixie Grape Fern FACSceptridium multifidum Leathery Grape Fern FACUSceptridium oneidense Blunt-Lobe Grape Fern FACSchedonorus arundinaceus Tall False Rye Grass FACUSchedonorus pratensis Meadow False Rye Grass FACUSchenkia spicata Mediterranean Schenkia FACWScheuchzeria palustris Rannoch-Rush OBLSchizachne purpurascens False Melic Grass FACUSchizachyrium littorale Dune False Bluestem FACWSchizachyrium scoparium Little False Bluestem FACUSchoenolirion albiflorum White Sunnybell FACWSchoenolirion croceum Yellow Sunnybell OBLSchoenolirion wrightii Texas Sunnybell OBLSchoenoplectus acutus Hard-Stem Club-Rush OBLSchoenoplectus americanus Chairmaker's Club-Rush OBLSchoenoplectus californicus California Club-Rush OBLSchoenoplectus deltarum Delta Club-Rush FACWSchoenoplectus etuberculatus Canby's Club-Rush OBLSchoenoplectus fluviatilis River Club-Rush OBLSchoenoplectus glaucus Tuberous Club-Rush OBLSchoenoplectus hallii Hall's Club-Rush OBLSchoenoplectus heterochaetus Pale Great Club-Rush OBLSchoenoplectus lacustris Common Club-Rush OBLSchoenoplectus maritimus Saltmarsh Club-Rush OBLSchoenoplectus mucronatus Bog Club-Rush OBL

Schoenoplectus novae-angliae New England Club-Rush OBLSchoenoplectus pungens Three-Square OBLSchoenoplectus purshianus Weak-Stalk Club-Rush OBLSchoenoplectus robustus Seaside Club-Rush OBLSchoenoplectus saximontanus Rocky Mountain Club-Rush OBLSchoenoplectus smithii Smith's Club-Rush OBLSchoenoplectus subterminalis Swaying Club-Rush OBLSchoenoplectus tabernaemontani Soft-StemClub-Rush OBLSchoenoplectus torreyi Torrey's Club-Rush OBLSchwalbea americana Chaffseed FACUScilla luciliae Boissier's Glory-of-the-Snow FACScirpoides holoschoenus Round-Head Club-Rush OBLScirpus ancistrochaetus Barbed-Bristle Bulrush OBLScirpus atrocinctus Black-Girdle Bulrush FACWScirpus atrovirens Dark-Green Bulrush OBLScirpus cyperinus Cottongrass Bulrush FACWScirpus divaricatus Spreading Bulrush OBLScirpus expansus Woodland Bulrush OBLScirpus flaccidifolius Reclining Bulrush OBLScirpus georgianus Georgia Bulrush OBLScirpus hattorianus Mosquito Bulrush OBLScirpus longii Long's Bulrush OBLScirpus microcarpus Red-Tinge Bulrush OBLScirpus pallidus Pale Bulrush OBLScirpus pedicellatus Stalked Bulrush OBLScirpus pendulus Rufous Bulrush OBLScirpus polyphyllus Leafy Bulrush OBLScleranthus annuus Annual Knawel FACUScleria brittonii Britton's Nut-Rush OBLScleria ciliata Fringed Nut-Rush FACScleria georgiana Slender-Fruit Nut-Rush FACWScleria minor Slender Nut-Rush FACWScleria muehlenbergii Muehlenberg's Nut-Rush FACScleria oligantha Little-Head Nut-Rush FACUScleria pauciflora Few-Flower Nut-Rush FACUScleria reticularis Netted Nut-Rush OBLScleria triglomerata Whip Nut-Rush FACScleria verticillata Low Nut-Rush OBLSclerolepis uniflora Pink Bogbutton OBLScorzoneroides autumnalis August-Flower FACScrophularia lanceolata Lance-Leaf Figwort FACUScrophularia marilandica Carpenter's-Square FACUScutellaria cardiophylla Gulf Skullcap FACScutellaria galericulata Hooded Skullcap OBLScutellaria integrifolia Helmet-Flower FACWScutellaria lateriflora Mad Dog Skullcap FACWScutellaria nervosa Veiny Skullcap FACScutellaria ocmulgee Ocmulgee Skullcap FACWScutellaria ovata Heart-Leaf Skullcap FACUScutellaria parvula Small Skullcap UPLScutellaria racemosa South American Skullcap OBLSedum pulchellum Widow's-Cross FACUSedum pusillum Granite Stonecrop FACSedum ternatum Woodland Stonecrop FACUSelaginella apoda Meadow Spike-Moss FACWSelaginella eclipes Hidden Spike-Moss FACWSelaginella kraussiana Krauss' Spike-Moss FACWSelaginella uncinata Blue Spike-Moss OBLSenecio hieraciifolius American Burnweed FACUSenecio suaveolens False Indian-Plantain FACWSenecio sylvaticus Woodland Ragwort UPLSenecio vulgaris Old-Man-in-the-Spring FACUSenna alata Emperor's-Candlesticks FACU

Senna hebecarpa American Wild Sensitive-Plant FACSenna marilandica Maryland Wild Sensitive-Plant FACSenna obtusifolia Coffeeweed FACUSenna occidentalis Septicweed UPLSerenoa repens Saw-Palmetto FACUSesbania drummondii Poison-Bean FACWSesbania herbacea Peatree FACSesbania punicea Purple River-Hemp FACSesbania vesicaria Bagpod FACSesuvium maritimum Slender Sea-Purslane FACWSesuvium portulacastrum Shoreline Sea-Purslane FACWSetaria X ambigua FACSetaria adhaerens Adherent Bristle Grass UPLSetaria faberi Japanese Bristle Grass UPLSetaria italica Italian Bristle Grass FACUSetaria magna Giant Bristle Grass FACWSetaria parviflora Marsh Bristle Grass FACSetaria pumila Yellow Bristle Grass FACSetaria sphacelata African Bristle Grass FACSetaria verticillata Rough Bristle Grass FACSetaria verticilliformis Foreward-Barb Bristle Grass FACSeymeria cassioides Yaupon Black-Senna FACShepherdia canadensis Russet Buffalo-Berry UPLShortia galacifolia Oconee-Bells FACUSibbaldia tridentata Shrubby-Fivefingers FACUSicyos angulatus One-Seed Burr-Cucumber FACUSida acuta Common-Wireweed UPLSida hermaphrodita Virginia Fanpetals FACSida rhombifolia Cuban-Jute UPLSida spinosa Prickly Fanpetals UPLSideroxylon lanuginosum Gum Bully FACUSideroxylon lycioides Buckthorn Bully FACWSilene flos-cuculi Ragged-Robin FACUSilene nivea Snowy Catchfly FACSilphium integrifolium Entire-Leaf Rosinweed FACSilphium perfoliatum Cup-Plant FACSilphium terebinthinaceum Prairie Rosinweed FACUSinapis alba White-Mustard FACSisymbrium altissimum Tall Hedge-Mustard FACUSisyrinchium albidum White Blue-Eyed-Grass FACSisyrinchium angustifolium Narrow-Leaf Blue-Eyed-Grass FACWSisyrinchium atlanticum Eastern Blue-Eyed-Grass FACWSisyrinchium capillare Needle Blue-Eyed-Grass FACWSisyrinchium fuscatum Coastal-Plain Blue-Eyed-Grass FACUSisyrinchium minus Dwarf Blue-Eyed-Grass FACUSisyrinchium montanum Strict Blue-Eyed-Grass FACSisyrinchium mucronatum Needle-Tip Blue-Eyed-Grass FACSisyrinchium nashii Nash's Blue-Eyed-Grass FACSisyrinchium rosulatum Annual Blue-Eyed-Grass FACSisyrinchium sagittiferum Spear-Bract Blue-Eyed-Grass FACWSium carsonii Carson's Water-Parsnip OBLSium suave Hemlock Water-Parsnip OBLSmilax auriculata Ear-Leaf Greenbrier FACUSmilax bona-nox Fringed Greenbrier FACUSmilax glauca Sawbrier FACUSmilax herbacea Smooth Carrion-Flower FACSmilax hispida Chinaroot FACSmilax laurifolia Laurel-Leaf Greenbrier OBLSmilax pseudochina Bamboovine FACSmilax pulverulenta Downy Carrion-Flower FACUSmilax pumila Sarsparilla-Vine UPLSmilax rotundifolia Horsebrier FACSmilax smallii Lance-Leaf Greenbrier FACUSmilax walteri Coral Greenbrier OBL

Solanum americanum American Black Nightshade FACUSolanum capsicoides Cockroach-Berry FACUSolanum carolinense Carolina Horse-Nettle FACUSolanum dulcamara Climbing Nightshade FACSolanum nigrum European Black Nightshade FACUSolanum ptychanthum Eastern Black Nightshade FACUSolanum torvum Turkey-Berry FACUSolenostemon scutellarioides Painted-Nettle FACUSolidago altissima Tall Goldenrod FACUSolidago arguta Atlantic Goldenrod UPLSolidago caesia Wreath Goldenrod FACUSolidago canadensis Canadian Goldenrod FACUSolidago curtisii Curtis' Goldenrod FACUSolidago fistulosa Pine-Barren Goldenrod FACWSolidago flexicaulis Zigzag Goldenrod FACUSolidago gigantea Late Goldenrod FACWSolidago glomerata Clustered Goldenrod FACSolidago gracillima Virginia Goldenrod OBLSolidago latissimifolia Elliott's Goldenrod OBLSolidago leavenworthii Leavenworth's Goldenrod FACSolidago multiradiata Rocky Mountain Goldenrod FACUSolidago ohioensis Ohio Goldenrod OBLSolidago patula Round-Leaf Goldenrod OBLSolidago puberula Downy Goldenrod FACUSolidago riddellii Riddell's Goldenrod OBLSolidago rigida Hard-Leaf Flat-Top-Goldenrod UPLSolidago rugosa Wrinkle-Leaf Goldenrod FACSolidago sempervirens Seaside Goldenrod FACWSolidago simplex Mt. Albert Goldenrod FACUSolidago stricta Wand Goldenrod FACWSolidago uliginosa Bog Goldenrod OBLSolidago verna Spring-Flowering Goldenrod OBLSoliva sessilis Lawn Burrweed FACUSonchus arvensis Field Sow-Thistle FACUSonchus asper Spiny-Leaf Sow-Thistle FACSonchus oleraceus Common Sow-Thistle UPLSophronanthe pilosa Shaggy False Hedge-Nettle FACUSorbus americana American Mountain-Ash FACUSorghastrum nutans Yellow Indian Grass FACUSorghastrum secundum Lopsided Indian Grass FACUSorghum bicolor Broom-Corn UPLSorghum halepense Johnson Grass FACUSparganium americanum American Burr-Reed OBLSparganium androcladum Branched Burr-Reed OBLSparganium angustifolium Narrow-Leaf Burr-Reed OBLSparganium emersum European Burr-Reed OBLSparganium eurycarpum Broad-Fruit Burr-Reed OBLSparganium fluctuans Floating Burr-Reed OBLSparganium natans Arctic Burr-Reed OBLSpartina X caespitosa OBLSpartina alterniflora Saltwater Cord Grass OBLSpartina cynosuroides Big Cord Grass OBLSpartina patens Salt-Meadow Cord Grass FACWSpartina pectinata Freshwater Cord Grass OBLSpergularia marina Saltmarsh Sandspurry OBLSpergularia media Satin-Flower FACWSpergularia rubra Ruby Sandspurry FACUSpermacoce glabra Smooth False Buttonweed FACWSpermolepis divaricata Rough-Fruit Scaleseed FACUSpermolepis echinata Bristly-Fruit Scaleseed FACUSphenoclea zeylanica Chickenspike OBLSphenopholis X pallens FACSphenopholis filiformis Long-Leaf Wedgescale UPLSphenopholis intermedia Slender Wedgescale FAC

Sphenopholis nitida Shiny Wedgescale FACSphenopholis obtusata Prairie Wedgescale FACSphenopholis pensylvanica Swamp Wedgescale OBLSpinulum annotinum Interrupted Club-Moss FACSpiraea alba White Meadowsweet FACWSpiraea betulifolia Shiny-Leaf Meadowsweet FACSpiraea douglasii Douglas' Meadowsweet FACSpiraea japonica Japanese Meadowsweet FACUSpiraea latifolia Broad-Leaf Meadowsweet FACWSpiraea salicifolia Willow-Leaf Meadowsweet FACWSpiraea tomentosa Steeplebush FACWSpiraea virginiana Virginia Meadowsweet FACUSpiranthes cernua White Nodding Ladies'-Tresses FACWSpiranthes eatonii Eaton's Ladies'-Tresses FACUSpiranthes floridana Florida Ladies'-Tresses FACSpiranthes lacera Northern Slender Ladies'-Tresses

FACUSpiranthes laciniata Lace-Lip Ladies'-Tresses OBLSpiranthes longilabris Giant-Spiral Ladies'-Tresses OBLSpiranthes lucida Shining Ladies'-Tresses FACWSpiranthes magnicamporum Great Plains Ladies'-Tresses FACUSpiranthes odorata Marsh Ladies'-Tresses OBLSpiranthes ovalis October Ladies'-Tresses FACSpiranthes praecox Green-Vein Ladies'-Tresses OBLSpiranthes romanzoffiana Hooded Ladies'-Tresses OBLSpiranthes tuberosa Little Ladies'-Tresses FACUSpiranthes vernalis Spring Ladies'-Tresses FACSpirodela polyrhiza Common Duckmeat OBLSporobolus airoides Alkali-Sacaton FACSporobolus cryptandrus Sand Dropseed UPLSporobolus floridanus Florida Dropseed FACSporobolus heterolepis Prairie Dropseed UPLSporobolus indicus Smut Grass FACUSporobolus neglectus Small Dropseed FACUSporobolus pinetorum Carolina Dropseed FACWSporobolus pyramidatus Target Dropseed UPLSporobolus teretifolius Wire-Leaf Dropseed FACWSporobolus texanus Texas Dropseed FACUSporobolus virginicus Seashore Dropseed FACStachys appalachiana Blue Ridge Hedge-Nettle OBLStachys aspera Gritty Hedge-Nettle FACWStachys clingmanii Clingman's Hedge-Nettle FACStachys cordata Heart-Leaf Hedge-Nettle FACStachys crenata Mouse's-Ear FACUStachys eplingii Epling's Hedge-Nettle FACStachys floridana Florida Hedge-Nettle FACStachys hyssopifolia Hyssop-Leaf Hedge-Nettle FACWStachys latidens Broad-Tooth Hedge-Nettle FACStachys palustris Woundwort OBLStachys pilosa Hairy Hedge-Nettle FACWStachys tenuifolia Smooth Hedge-Nettle FACWStaphylea trifolia American Bladdernut FACSteinchisma hians Gaping Grass FACWStellaria alsine Bog Chickweed OBLStellaria borealis Boreal Starwort FACWStellaria cuspidata Mexican Starwort FACStellaria fontinalis American Water Starwort FACWStellaria graminea Grass-Leaf Starwort FACUStellaria longifolia Long-Leaf Starwort FACWStellaria media Common Chickweed UPLStenandrium dulce Sweet Shaggytuft FACWStenanthium densum Osceola's-Plume OBLStenanthium gramineum Eastern Featherbells FACWStenanthium leimanthoides Pine-Barren Featherbells OBL

Stenotaphrum secundatum St. Augustine Grass FACStokesia laevis Stokes'-Aster FACStreptopus amplexifolius Clasping Twistedstalk FACStreptopus lanceolatus Lance-Leaf Twistedstalk FACStrophostyles helvola Trailing Fuzzy-Bean FACUStrophostyles umbellata Pink Fuzzy-Bean FACUStuckenia filiformis Slender-Leaf False Pondweed OBLStuckenia pectinata Sago False Pondweed OBLStuckenia vaginata Sheathed False Pondweed OBLStylisma aquatica Water Dawnflower FACWStylisma pickeringii Pickering's Dawnflower FACStyrax americanus American Snowbell OBLStyrax grandifolius Big-Leaf Snowbell FACUSuaeda calceoliformis Paiuteweed FACWSuaeda linearis Annual Seepweed OBLSuaeda maritima Herbaceous Seepweed OBLSuccisella inflexa Frosted Pearls FACWSymphoricarpos albus Common Snowberry FACUSymphoricarpos occidentalis Western Snowberry UPLSymphoricarpos orbiculatus Coral-Berry FACUSymphyotrichum bahamense Island American-Aster OBLSymphyotrichum boreale Boreal American-Aster OBLSymphyotrichum ciliatum Alkali American-Aster FACSymphyotrichum divaricatum Lawn American-Aster OBLSymphyotrichum dumosum Rice Button American-Aster FACSymphyotrichum elliottii Marsh American-Aster OBLSymphyotrichum ericoides White Heath American-Aster FACUSymphyotrichum expansum Desert American-Aster OBLSymphyotrichum falcatum Rough White Prairie American-Aster

FACSymphyotrichum kralii Simmonds' American-Aster FACSymphyotrichum laeve Smooth Blue American-Aster FACUSymphyotrichum lanceolatum White Panicled American-Aster FACWSymphyotrichum lateriflorum Farewell-Summer FACWSymphyotrichum novae-angliae New England American-Aster FACWSymphyotrichum novi-belgii New Belgium American-Aster FACWSymphyotrichum ontarionis Ontario American-Aster FACSymphyotrichum pilosum White Oldfield American-Aster FACSymphyotrichum praealtum Willow-Leaf American-Aster FACWSymphyotrichum prenanthoidesCrooked-Stem American-Aster FACSymphyotrichum priceae Price's American-Aster FACUSymphyotrichum puniceum Purple-Stem American-Aster OBLSymphyotrichum racemosum Fragile-Stem American-Aster FACWSymphyotrichum squamatum OBLSymphyotrichum subulatum Seaside American-Aster OBLSymphyotrichum tenuifolium Perennial Saltmarsh American-Aster

OBLSymphyotrichum tradescantii Tradescant's American-Aster FACWSymphyotrichum walteri Walter's American-Aster FACSymphytum asperum Prickly Comfrey UPLSymplocarpus foetidus Skunk-Cabbage OBLSymplocos tinctoria Horsesugar FACSynandra hispidula Guyandotte-Beauty FACSyngonanthus flavidulus Yellow-Hatpins FACWTamarix chinensis Five-Stamen Tamarisk FACWTamarix gallica French Tamarisk FACTamarix parviflora Small-Flower Tamarisk FACTanacetum vulgare Common Tansy UPLTaraxacum officinale Common Dandelion FACUTarenaya hassleriana Pinkqueen FACUTaxodium ascendens Pond-Cypress OBLTaxodium distichum Southern Bald-Cypress OBLTaxus canadensis American Yew FAC

Tephrosia hispidula Sprawling Hoary-Pea FACUTeucrium canadense American Germander FACWThalia dealbata Powdery Alligator-Flag OBLThalia geniculata Bent Alligator-Flag OBLThalictrum clavatum Mountain Meadow-Rue FACWThalictrum coriaceum Maid-of-the-Mist FACUThalictrum dasycarpum Purple Meadow-Rue FACWThalictrum debile Southern Meadow-Rue FACThalictrum dioicum Early Meadow-Rue FACThalictrum macrostylum Small-Leaf Meadow-Rue FACWThalictrum mirabile Little Mountain Meadow-Rue FACThalictrum pubescens King-of-the-Meadow FACWThalictrum revolutum Waxy-Leaf Meadow-Rue FACThalictrum thalictroides Rue-Anemone FACUThaspium barbinode Hairy-Joint Meadow-Parsnip FACUThelypteris kunthii Kunth's Maiden Fern FACWThelypteris ovata Ovate Marsh Fern FACWThelypteris palustris Eastern Marsh Fern FACWThinopyrum pycnanthum Tick Quack Grass FACWThlaspi arvense Field Pennycress UPLThuja occidentalis Eastern Arborvitae FACWThunbergia alata Black-Eyed-Susan-Vine UPLThyrsanthella difformis Climbing-Dogbane FACWTiarella cordifolia Heart-Leaf Foamflower FACTiedemannia canbyi OBLTiedemannia filiformis FACWTilia americana American Basswood FACUTillandsia usneoides Spanish-Moss UPLTipularia discolor Crippled-Cranefly FACUTiquilia nuttallii Rosette Crinklemat FACUTofieldia glabra White Featherling FACWTorreyochloa pallida Pale False Manna Grass OBLToxicodendron pubescens Eastern Poison-Oak FACUToxicodendron radicans Eastern Poison Ivy FACToxicodendron rydbergii Western Poison Ivy FACToxicodendron vernix Poison-Sumac OBLTradescantia bracteata Long-Bract Spiderwort UPLTradescantia fluminensis Small-Leaf Wandering-Jew FACTradescantia occidentalis Prairie Spiderwort UPLTradescantia ohiensis Bluejacket FACTradescantia virginiana Virginia Spiderwort FACUTradescantia zebrina Inchplant UPLTrapa natans Water-Chestnut OBLTrautvetteria caroliniensis Carolina Tassel-Rue FACWTrepocarpus aethusae Whitenymph FACWTriadica sebifera Chinese Tallowtree FACTriantha glutinosa Sticky False Asphodel OBLTriantha racemosa Coastal False Asphodel OBLTrianthema portulacastrum Desert Horse-Purslane FACTribulus cistoides Jamaican Feverplant UPLTrichophorum caespitosum Tufted Leafless-Bulrush OBLTrichostema dichotomum Forked Bluecurls UPLTridens albescens White Fluff Grass FACTridens ambiguus Pine-Barren Fluff Grass FACWTridens flavus Tall Redtop FACUTridens muticus Awnless Fluff Grass FACTridens strictus Long-Spike Fluff Grass FACWTrientalis borealis Maystar FACTrifolium dubium Suckling Clover UPLTrifolium fragiferum Strawberry-Head Clover FACUTrifolium hybridum Alsike Clover FACUTrifolium pratense Red Clover FACUTrifolium repens White Clover FACUTrifolium resupinatum Reversed Clover UPL

Triglochin maritima Seaside Arrow-Grass OBLTriglochin palustris Marsh Arrow-Grass OBLTrillium cernuum Whip-Poor-Will-Flower FACWTrillium erectum Stinking-Benjamin FACUTrillium flexipes Nodding Trillium FACTrillium pusillum Dwarf Trillium FACWTrillium recurvatum Bloody-Butcher UPLTrillium sessile Toadshade UPLTrillium undulatum Painted Trillium FACUTriodanis perfoliata Clasping-Leaf Venus'-Looking-Glass

FACTriosteum angustifolium Yellow-Fruit Horse-Gentian FACTriphora trianthophoros Threebirds UPLTripleurospermum maritimum False Mayweed UPLTripsacum dactyloides Eastern Mock Grama FACWTrisetum spicatum Narrow False Oat FACUTrollius laxus American Globeflower OBLTropaeolum majus Garden-Nasturtium UPLTsuga canadensis Eastern Hemlock FACUTussilago farfara Colt's-Foot FACUTypha X glauca OBLTypha angustifolia Narrow-Leaf Cat-Tail OBLTypha domingensis Southern Cat-Tail OBLTypha latifolia Broad-Leaf Cat-Tail OBLUlex europaeus Common Gorse UPLUlmus alata Winged Elm FACUUlmus americana American Elm FACWUlmus crassifolia Cedar Elm FACUlmus glabra Wych Elm UPLUlmus parvifolia Chinese Elm UPLUlmus pumila Siberian Elm FACUUlmus rubra Slippery Elm FACUlmus serotina September Elm FACUlmus thomasii Rock Elm FACUUniola paniculata Sea-Oats FACUUrochloa distachya Tropical Liverseed Grass FACUUrochloa fusca Brown-Top Liverseed Grass FACUUrochloa mutica Para Liverseed Grass FACWUrochloa panicoides Panic Liverseed Grass FACUUrochloa plantaginea Plantain Liverseed Grass FACUrochloa platyphylla Broad-Leaf Liverseed Grass FACUrochloa ramosa Dixie Liverseed Grass FACUUrochloa reptans Sprawling Liverseed Grass UPLUrtica chamaedryoides Heart-Leaf Nettle FACUUrtica dioica Stinging Nettle FACUUtricularia cornuta Horned Bladderwort OBLUtricularia floridana Florida Yellow Bladderwort OBLUtricularia foliosa Leafy Bladderwort OBLUtricularia geminiscapa Hidden-Fruit Bladderwort OBLUtricularia gibba Humped Bladderwort OBLUtricularia inflata Swollen Bladderwort OBLUtricularia intermedia Flat-Leaf Bladderwort OBLUtricularia juncea Southern Bladderwort OBLUtricularia macrorhiza Greater Bladderwort OBLUtricularia minor Lesser Bladderwort OBLUtricularia olivacea Piedmont Bladderwort OBLUtricularia purpurea Eastern Purple Bladderwort OBLUtricularia radiata Little Floating Bladderwort OBLUtricularia resupinata Lavender Bladderwort OBLUtricularia striata Striped Bladderwort OBLUtricularia subulata Zigzag Bladderwort OBLUvularia perfoliata Perfoliate Bellwort FACUUvularia puberula Mountain Bellwort FACUUvularia sessilifolia Sessile-Leaf Bellwort FAC

Vaccaria hispanica Cowcockle FACVaccinium X marianum FACVaccinium angustifolium Late Lowbush Blueberry FACUVaccinium arboreum Tree Sparkle-Berry FACUVaccinium caesariense New Jersey Blueberry OBLVaccinium corymbosum Highbush Blueberry FACWVaccinium crassifolium Creeping Blueberry FACVaccinium darrowii Darrow's Blueberry FACVaccinium elliottii Elliott's Blueberry FACWVaccinium erythrocarpum Southern Mountain-Cranberry FACVaccinium formosum Southern Blueberry OBLVaccinium fuscatum Black Blueberry FACVaccinium macrocarpon Large Cranberry OBLVaccinium myrsinites Shiny Blueberry FACUVaccinium myrtilloides Velvet-Leaf Blueberry FACWVaccinium oxycoccos Small Cranberry OBLVaccinium simulatum Upland Highbush Blueberry FACUVaccinium stamineum Deerberry FACUVaccinium tenellum Small Black Blueberry UPLVachellia macracantha Porknut FACUValeriana pauciflora Large-Flower Valerian FACWValeriana uliginosa Mountain Valerian OBLValerianella amarella Hairy Cornsalad FACUValerianella chenopodiifolia Goose-Foot Cornsalad FACValerianella radiata Beaked Cornsalad FACValerianella umbilicata Navel Cornsalad FACVallisneria americana American Eel-Grass OBLVandenboschia boschiana Appalachian Fern FACWVeratrum latifolium Slender Bunchflower FACUVeratrum virginicum Virginia Bunchflower FACWVeratrum viride American False Hellebore FACWVerbascum blattaria White Moth Mullein UPLVerbascum thapsus Great Mullein FACUVerbena X engelmannii FACVerbena X rydbergii FACWVerbena bonariensis Purple-Top Vervain FACVerbena bracteata Carpet Vervain UPLVerbena hastata Simpler's-Joy FACWVerbena incompta Brazilian Vervain FACWVerbena officinalis Herb-of-the-Cross FACUVerbena scabra Sandpaper Vervain FACWVerbena urticifolia White Vervain FACVerbesina alternifolia Wingstem FACVerbesina encelioides Golden Crownbeard FACUVerbesina occidentalis Yellow Crownbeard FACUVerbesina virginica White Crownbeard UPLVerbesina walteri Carolina Crownbeard FACVernonia angustifolia Tall Ironweed FACUVernonia arkansana Arkansas Ironweed FACVernonia baldwinii Western Ironweed UPLVernonia fasciculata Prairie Ironweed FACVernonia gigantea Giant Ironweed FACVernonia lettermannii Narrow-Leaf Ironweed FACWVernonia missurica Missouri Ironweed FACUVernonia noveboracensis New York Ironweed FACWVernonia texana Texas Ironweed FACUVeronica americana American-Brooklime OBLVeronica anagallis-aquatica Blue Water Speedwell OBLVeronica arvensis Corn Speedwell UPLVeronica beccabunga European Speedwell OBLVeronica chamaedrys Germander Speedwell UPLVeronica officinalis Common Gypsyweed FACUVeronica peregrina Neckweed FACVeronica scutellata Grass-Leaf Speedwell OBL

Veronica serpyllifolia Thyme-Leaf Speedwell FACVeronicastrum virginicum Culver's-Root FACUViburnum acerifolium Maple-Leaf Arrow-Wood UPLViburnum dentatum Southern Arrow-Wood FACViburnum lantanoides Hobblebush FACUViburnum lentago Nanny-Berry FACViburnum nudum Possumhaw OBLViburnum obovatum Small-Leaf Arrow-Wood FACWViburnum opulus Highbush-Cranberry FACWViburnum prunifolium Smooth Blackhaw FACUViburnum recognitum Smooth Arrow-Wood FACViburnum rufidulum Rusty Blackhaw UPLVicia americana American Purple Vetch FACUVicia caroliniana Carolina Vetch FACUVicia ludoviciana Louisiana Vetch FACUVicia minutiflora Pygmy-Flower Vetch FACVicia sativa Garden Vetch FACUVigna luteola Wild Cow-Pea FACWViola X bernardii FACUViola X champlainensis FACViola X dissita FACViola X greenmanii FACUViola X mistura FACUViola X napae FACViola X porteriana FACWViola X viarum FACUViola affinis Sand Violet FACWViola bicolor Field Pansy FACUViola blanda Sweet White Violet FACWViola brittoniana Northern Coastal Violet FACViola canadensis Canadian White Violet FACViola cucullata Marsh Blue Violet FACWViola hastata Halberd-Leaf Yellow Violet UPLViola hirsutula Southern Woodland Violet FACUViola labradorica Alpine Violet FACViola lanceolata Bog White Violet OBLViola langloisii Langlois' Violet FACWViola macloskeyi Smooth White Violet FACWViola missouriensis Missouri Violet FACUViola nephrophylla Northern Bog Violet FACWViola palmata Three-Lobe Violet FACUViola pedata Bird-Foot Violet FACUViola pedatifida Crow-Foot Violet FACUViola primulifolia Primroseleaf Violet FACViola pubescens Downy Yellow Violet FACUViola renifolia Kidney-Leaf White Violet FACWViola rostrata Long-Spur Violet FACUViola rotundifolia Round-Leaf Yellow Violet FACViola sagittata Arrow-Leaf Violet FACViola septemloba Southern Coastal Violet FACWViola septentrionalis Northern Woodland Violet FACUViola sororia Hooded Blue Violet FACViola striata Striped Cream Violet FACWViola subsinuata Early Blue Violet FACUViola villosa Carolina Violet FACUViola walteri Prostrate Blue Violet FACUVitex negundo Five-Leaf Chastetree UPLVitis X labruscana FACUVitis X novae-angliae FACWVitis aestivalis Summer Grape FACUVitis cinerea Gray-Bark Grape FACWVitis labrusca Fox Grape FACUVitis palmata Catbird Grape FACWVitis riparia River-Bank Grape FACW

Vitis rotundifolia Muscadine FACVitis rupestris Rock Grape FACUVitis vulpina Frost Grape FACVulpia bromoides Brome Six-Weeks Grass FACUVulpia myuros Rat-Tail Six-Weeks Grass UPLVulpia octoflora Eight-Flower Six-Weeks Grass UPLWisteria frutescens American Wisteria FACWWolffia borealis Northern Watermeal OBLWolffia brasiliensis Brazilian Watermeal OBLWolffia columbiana Columbian Watermeal OBLWolffia globosa Asian Watermeal OBLWolffiella gladiata Sword Bogmat OBLWoodwardia areolata Netted Chain Fern FACWWoodwardia virginica Virginia Chain Fern OBLX Elyhordeum macounii FACUXanthium spinosum Spiny Cockleburr FACUXanthium strumarium Rough Cockleburr FACXanthorhiza simplicissima Shrub Yellowroot FACWXyris ambigua Coastal-Plain Yellow-Eyed-Grass

OBLXyris baldwiniana Baldwin's Yellow-Eyed-Grass OBLXyris brevifolia Short-Leaf Yellow-Eyed-Grass OBLXyris caroliniana Carolina Yellow-Eyed-Grass FACWXyris chapmanii Chapman's Yellow-Eyed-Grass OBLXyris difformis Bog Yellow-Eyed-Grass OBLXyris elliottii Elliott's Yellow-Eyed-Grass OBLXyris fimbriata Fringed Yellow-Eyed-Grass OBLXyris flabelliformis Savannah Yellow-Eyed-Grass OBLXyris jupicai Richard's Yellow-Eyed-Grass OBLXyris laxifolia Lax-Leaf Yellow-Eyed-Grass OBLXyris louisianica Louisiana Yellow-Eyed-Grass OBLXyris montana Northern Yellow-Eyed-Grass OBLXyris platylepis Tall Yellow-Eyed-Grass OBLXyris scabrifolia Harper's Yellow-Eyed-Grass OBLXyris smalliana Small's Yellow-Eyed-Grass OBLXyris tennesseensis Tennessee Yellow-Eyed-Grass OBLXyris torta Slender Yellow-Eyed-Grass OBLYeatesia viridiflora Yellow Bractspike FACWYoungia japonica Oriental False Hawk's-Beard FACUYucca aloifolia Aloe Yucca FACUYucca gloriosa Moundlily Yucca FACZannichellia palustris Horned-Pondweed OBLZanthoxylum americanum Toothachetree FACUZanthoxylum clava-herculis Hercules'-Club FACZeltnera beyrichii Quinineweed FACUZenobia pulverulenta Honeycup FACWZephyranthes atamasca Atamasco-Lily FACWZephyranthes simpsonii Red-Margin Zephyr-Lily FACZigadenus glaberrimus Sandbog Deathcamas OBLZizania aquatica Indian Wild Rice OBLZizania palustris Northern Wild Rice OBLZizaniopsis miliacea Marsh-Millet OBLZizia aptera Heart-Leaf Alexanders FACZizia aurea Golden Alexanders FACZizia trifoliata Meadow Alexanders FACUZostera marina Seawrack OBLZoysia matrella Manila Temple Grass UPL

Acadian Quillwort Isoetes acadiensis OBLAdam-and-Eve Aplectrum hyemale FACAddison's Leather-Flower Clematis addisonii FACUAdherent Bristle Grass Setaria adhaerens UPLAdirondack Blackberry Rubus lawrencei FACAfrican Bristle Grass Setaria sphacelata FACAgueweed Gentianella quinquefolia FACAkan Asante Helminthotheca echioides UPLAlabama Cranebrake PitcherplantSarracenia alabamensis OBLAlabama Supplejack Berchemia scandens FACWAlabama Warbonnet Jamesianthus alabamensis OBLAlder-Leaf Buckthorn Rhamnus alnifolia OBLAleutian Maidenhair Adiantum aleuticum FACAlfalfa Medicago sativa UPLAlkali American-Aster Symphyotrichum ciliatum FACAlkali Muhly Muhlenbergia asperifolia FACWAlkali Yellowtops Flaveria campestris FACAlkali-Sacaton Sporobolus airoides FACAllegheny Blackberry Rubus allegheniensis FACUAllegheny Brookfoam Boykinia aconitifolia FACWAllegheny Monkey-Flower Mimulus ringens OBLAllegheny Mountain Buttercup Ranunculus allegheniensis FACAlligator-Weed Alternanthera philoxeroides OBLAlmond-Leaf Willow Salix triandra FACWAloe Yucca Yucca aloifolia FACUAlpine Eared Rockcress Arabis alpina FACAlpine Northern-Rockcress Braya humilis UPLAlpine Violet Viola labradorica FACAlsike Clover Trifolium hybridum FACUAlternate Milkwort Polygala ambigua FACUAlternate-Leaf Dogwood Cornus alternifolia FACAlternate-Leaf Flat Sedge Cyperus involucratus FACWAmazon Viper Grass Dinebra panicoides FACWAmerican Alumroot Heuchera americana FACUAmerican Basswood Tilia americana FACUAmerican Beach Grass Ammophila breviligulata FACUAmerican Beauty-Berry Callicarpa americana FACUAmerican Beech Fagus grandifolia FACUAmerican Bittercress Cardamine rotundifolia OBLAmerican Bittersweet Celastrus scandens FACUAmerican Black Nightshade Solanum americanum FACUAmerican Bladdernut Staphylea trifolia FACAmerican Bluehearts Buchnera americana FACUAmerican Buckwheatvine Brunnichia ovata FACWAmerican Bugseed Corispermum americanum FACUAmerican Burnweed Senecio hieraciifolius FACUAmerican Burr-Reed Sparganium americanum OBLAmerican Climbing Fern Lygodium palmatum FACWAmerican Cow-Parsnip Heracleum maximum FACAmerican Cow-Wheat Melampyrum lineare FACUAmerican Cupscale Sacciolepis striata OBLAmerican Deerweed Acmispon americanus FACUAmerican Dragonhead Dracocephalum parviflorum FACUAmerican Eel-Grass Vallisneria americana OBLAmerican Elm Ulmus americana FACWAmerican False Hellebore Veratrum viride FACWAmerican Featherfoil Hottonia inflata OBLAmerican Fly-Honeysuckle Lonicera canadensis FACUAmerican Germander Teucrium canadense FACWAmerican Globeflower Trollius laxus OBLAmerican Golden-Saxifrage Chrysosplenium americanum OBLAmerican Halfchaff Sedge Lipocarpha maculata OBLAmerican Hazelnut Corylus americana FACU

American Hog-Peanut Amphicarpaea bracteata FACAmerican Holly Ilex opaca FACUAmerican Hornbeam Carpinus caroliniana FACAmerican Larch Larix laricina FACWAmerican Licorice Glycyrrhiza lepidota UPLAmerican Lopseed Phryma leptostachya FACUAmerican Lotus Nelumbo lutea OBLAmerican Manna Grass Glyceria grandis OBLAmerican Marsh-Pennywort Hydrocotyle americana OBLAmerican Millet Grass Milium effusum FACUAmerican Mountain-Ash Sorbus americana FACUAmerican Pillwort Pilularia americana OBLAmerican Plum Prunus americana FACUAmerican Pokeweed Phytolacca americana FACUAmerican Purple Vetch Vicia americana FACUAmerican Searocket Cakile edentula FACUAmerican Shoreweed Littorella americana OBLAmerican Silver-Berry Elaeagnus commutata UPLAmerican Slough Grass Beckmannia syzigachne OBLAmerican Snowbell Styrax americanus OBLAmerican Spikenard Aralia racemosa FACUAmerican Spongeplant Limnobium spongia OBLAmerican Strawberry-Bush Euonymus americanus FACAmerican Sycamore Platanus occidentalis FACWAmerican Twinflower Linnaea borealis FACAmerican Umbrella-Leaf Diphylleia cymosa FACUAmerican Water Starwort Stellaria fontinalis FACWAmerican Water-Plantain Alisma subcordatum OBLAmerican Water-Willow Justicia americana OBLAmerican Waterwort Elatine americana OBLAmerican White Water-Lily Nymphaea odorata OBLAmerican Wild Mint Mentha arvensis FACWAmerican Wild Sensitive-Plant Senna hebecarpa FACAmerican Wintergreen Pyrola americana FACAmerican Wisteria Wisteria frutescens FACWAmerican Witch-Hazel Hamamelis virginiana FACUAmerican Yew Taxus canadensis FACAmerican-Bellflower Campanulastrum americanum FACUAmerican-Brooklime Veronica americana OBLAngle-Stem Beak Sedge Rhynchospora caduca OBLAngle-Stem Primrose-Willow Ludwigia leptocarpa OBLAngular-Fruit Anglepod Gonolobus suberosus FACWAnil-de-Pasto Indigofera suffruticosa UPLAniseroot Osmorhiza longistylis FACUAnnual Blue Grass Poa annua FACUAnnual Blue-Eyed-Grass Sisyrinchium rosulatum FACAnnual Fimbry Fimbristylis annua FACWAnnual Jacob's-Ladder Polemonium micranthum FACUAnnual Knawel Scleranthus annuus FACUAnnual Marsh-Elder Iva annua FACAnnual Pearlwort Sagina apetala FACAnnual Rabbit's-Foot Grass Polypogon monspeliensis FACWAnnual Ragweed Ambrosia artemisiifolia FACUAnnual Seepweed Suaeda linearis OBLAnnual Wormwood Artemisia annua FACUApalachicola Wild Indigo Baptisia megacarpa FACAppalachian False Goat's-Beard Astilbebiternata FACUAppalachian Fern Vandenboschia boschiana FACWAppalachian Mountain-Mint Pycnanthemum flexuosum FACWAppalachian Quillwort Isoetes appalachiana OBLApple Mint Mentha suaveolens FACWAquatic Milkweed Asclepias perennis OBLArborescent Angel's-Tears Brugmansia versicolor FACU

Arctic Burr-Reed Sparganium natans OBLArctic Sweet-Colt's-Foot Petasites frigidus FACWArkansas Ironweed Vernonia arkansana FACArkansas Manna Grass Glyceria arkansana OBLArkansas Sedge Carex arkansana FACUArrow-Feather Three-Awn Aristida purpurascens FACArrow-Leaf Tearthumb Persicaria sagittata OBLArrow-Leaf Violet Viola sagittata FACArum-Leaf Arrowhead Sagittaria cuneata OBLAshe's Magnolia Magnolia ashei FACUAsh-Leaf Maple Acer negundo FACAshy Pipewort Eriocaulon cinereum OBLAsian Bittersweet Celastrus orbiculatus FACUAsian Crab Grass Digitaria bicornis UPLAsian Mosquito Fern Azolla pinnata OBLAsian Pigeonwings Clitoria ternatea FACUAsian Pony's-Foot Dichondra micrantha FACAsian Watermeal Wolffia globosa OBLAsiatic Dayflower Commelina communis FACAsiatic Tearthumb Persicaria perfoliata FACAsparagus Asparagus officinalis FACUAsthmaweed Erigeron bonariensis FACUAtamasco-Lily Zephyranthes atamasca FACWAtlantic Camas Camassia scilloides FACAtlantic Goldenrod Solidago arguta UPLAtlantic Manna Grass Glyceria obtusa OBLAtlantic Ninebark Physocarpus opulifolius FACWAtlantic Pigeonwings Clitoria mariana FACUAtlantic River Harperella Harperella vivipara OBLAtlantic St. John's-Wort Hypericum tenuifolium FACUAtlantic White-Cedar Chamaecyparis thyoides OBLAugust-Flower Scorzoneroides autumnalis FACAunt Lucy Ellisia nyctelea FACUAustralian Beard Grass Bothriochloa bladhii FACUAustralian Water-Buttons Cotula australis FACAustralian Water-Clover Marsilea mutica OBLAustrian Yellowcress Rorippa austriaca FACAutumn Blue Grass Poa autumnalis FACAutumn Willow Salix serissima OBLAwl-Leaf Arrowhead Sagittaria subulata OBLAwned Flat Sedge Cyperus squarrosus FACWAwned Halfchaff Sedge Lipocarpha aristulata FACWAwned Mountain-Mint Pycnanthemum setosum FACUAwnless Fluff Grass Tridens muticus FACAwnless Wild Rye Elymus curvatus FACAwn-Petal Meadow-Beauty Rhexia aristosa OBLAxil-Flower Mecardonia acuminata OBLBagpod Sesbania vesicaria FACBahia Grass Paspalum notatum FACUBahia Love Grass Eragrostis bahiensis FACBailey's Dewberry Rubus baileyanus FACUBailey's Sedge Carex baileyi OBLBaldwin's Flat Sedge Cyperus croceus FACUBaldwin's Spike-Rush Eleocharis baldwinii OBLBaldwin's Yellow-Eyed-Grass Xyris baldwiniana OBLBalsam Fir Abies balsamea FACBalsam Groundsel Packera paupercula FACBalsam Mountain Gentian Gentiana latidens FACWBalsam Poplar Populus balsamifera FACWBalsam-Pear Momordica charantia UPLBaltic Rush Juncus balticus OBLBamboovine Smilax pseudochina FACBanana Water-Lily Nymphaea mexicana OBLBandanna-of-the-Everglades Canna flaccida OBL

Barbed-Bristle Bulrush Scirpus ancistrochaetus OBLBarberry Hawthorn Crataegus berberifolia FACBare-Stem Bishop's-Cap Mitella nuda FACWBarratt's Sedge Carex barrattii OBLBasket Willow Salix viminalis FACWBastard-Toadflax Comandra umbellata FACUBay Forget-Me-Not Myosotis laxa OBLBayberry Willow Salix myricoides FACWBay-Hops Ipomoea pes-caprae FACBayonet Rush Juncus militaris OBLBeach False Foxglove Agalinis fasciculata FACBeach Morning-Glory Ipomoea imperati FACUBeaked Cornsalad Valerianella radiata FACBeaked Cut-Throat Grass Coleataenia anceps FACBeaked Ditch-Grass Ruppia maritima OBLBeaked Grooveburr Agrimonia rostellata FACUBeaked Hazelnut Corylus cornuta FACUBeaked Spike-Rush Eleocharis rostellata OBLBearded Beggarticks Bidens aristosa FACWBearded Grass-Pink Calopogon barbatus FACWBearded Sedge Carex comosa OBLBearded Shorthusk Brachyelytrum erectum FACUBearded Sprangletop Diplachne fusca FACWBeardless Rabbit's-Foot Grass Polypogon viridis FACWBeautiful Hawthorn Crataegus pulcherrima FACBebb's Sedge Carex bebbii OBLBeck's Water-Marigold Bidens beckii OBLBedstraw St. John's-Wort Hypericum galioides OBLBeefsteakplant Perilla frutescens FACUBeetleweed Galax urceolata FACUBeggar's-Lice Hackelia virginiana FACUBellard's Knotweed Polygonum patulum FACBent Alligator-Flag Thalia geniculata OBLBent Sedge Carex styloflexa FACWBermuda Grass Cynodon dactylon FACUBeyrich's Three-Awn Aristida beyrichiana UPLBicknell's Sedge Carex bicknellii FACBiennial Evening-Primrose Oenothera gaura FACUBiennial Wormwood Artemisia biennis FACUBig Bluestem Andropogon gerardii FACBig Carpet Grass Axonopus furcatus FACWBig Cord Grass Spartina cynosuroides OBLBig Floatingheart Nymphoides aquatica OBLBig-Head Rush Juncus megacephalus OBLBig-Leaf Snowbell Styrax grandifolius FACUBig-Tooth Aspen Populus grandidentata FACUBig-Top Love Grass Eragrostis hirsuta UPLBillings' Sedge Carex billingsii OBLBird-Eye Pearlwort Sagina procumbens FACWBird-Foot Violet Viola pedata FACUBishop's Goutweed Aegopodium podagraria FACUBitter Dock Rumex obtusifolius FACUBitter Panic Grass Panicum amarum FACUBitter-Nut Hickory Carya cordiformis FACUBlack Ash Fraxinus nigra FACWBlack Bamboo Phyllostachys nigra FACUBlack Bent Agrostis gigantea FACWBlack Blueberry Vaccinium fuscatum FACBlack Cherry Prunus serotina FACUBlack Chokeberry Aronia melanocarpa FACBlack Elder Sambucus nigra FACBlack Huckleberry Gaylussacia baccata FACUBlack Locust Robinia pseudoacacia FACUBlack Maple Acer nigrum FACU

Black Medick Medicago lupulina FACUBlack Spruce Picea mariana FACWBlack Tupelo Nyssa sylvatica FACBlack Walnut Juglans nigra FACUBlack Willow Salix nigra OBLBlack-Bindweed Fallopia convolvulus FACUBlack-Edge Sedge Carex nigromarginata UPLBlack-Eyed-Susan Rudbeckia hirta FACUBlack-Eyed-Susan-Vine Thunbergia alata UPLBlack-Foot Quillwort Isoetes melanopoda OBLBlack-Fruit Spike-Rush Eleocharis melanocarpa FACWBlack-Girdle Bulrush Scirpus atrocinctus FACWBlack-Seed Plantain Plantago rugelii FACUBlack-Seed Spear Grass Piptochaetium avenaceum UPLBlack-Spore Quillwort Isoetes melanospora OBLBlisterwort Ranunculus recurvatus FACBlood Rosette Grass Dichanthelium consanguineum FACUBloodflower Asclepias curassavica FACBloodroot Sanguinaria canadensis UPLBloody-Butcher Trillium recurvatum UPLBlue Huckleberry Gaylussacia frondosa FACBlue Maiden-Cane Amphicarpum amphicarpon FACWBlue Mistflower Conoclinium coelestinum FACBlue Mud-Plantain Heteranthera limosa OBLBlue Ridge Bittercress Cardamine flagellifera FACUBlue Ridge Hedge-Nettle Stachys appalachiana OBLBlue Ridge Huckleberry Gaylussacia orocola OBLBlue Ridge St. John's-Wort Hypericum mitchellianum FACUBlue Sedge Carex glaucodea FACBlue Spike-Moss Selaginella uncinata OBLBlue Spruce Picea pungens FACBlue Water Speedwell Veronica anagallis-aquatica OBLBlue Water-Hyssop Bacopa caroliniana OBLBlue Waxweed Cuphea viscosissima FACBlue Wild Indigo Baptisia australis FACUBlue Wild Rye Elymus glaucus FACUBluebell-of-Scotland Campanula rotundifolia FACUBlueberry Hawthorn Crataegus brachyacantha OBLBluebill Clematis pitcheri FACUBlue-Flower Butterwort Pinguicula caerulea OBLBlue-Flower Eryngo Eryngium integrifolium FACWBluejacket Tradescantia ohiensis FACBluejoint Calamagrostis canadensis FACWBluemink Ageratum houstonianum FACUBlue-Pod Lupine Lupinus polyphyllus FACBlueridge St. John's-Wort Hypericum buckleyi FACBlunt Broom Sedge Carex tribuloides FACWBlunt Spike-Rush Eleocharis obtusa OBLBlunt-Leaf Bedstraw Galium obtusum FACWBlunt-Leaf Grove-Sandwort Moehringia lateriflora FACBlunt-Leaf Pondweed Potamogeton obtusifolius OBLBlunt-Leaf Waterleaf Hydrophyllum canadense FACUBlunt-Leaf Yellowcress Rorippa curvipes FACWBlunt-Lobe Grape Fern Sceptridium oneidense FACBog Birch Betula pumila OBLBog Blue Grass Poa paludigena FACWBog Chickweed Stellaria alsine OBLBog Club-Rush Schoenoplectus mucronatus OBLBog Fern Parathelypteris simulata FACWBog Goldenrod Solidago uliginosa OBLBog Jacob's-Ladder Polemonium vanbruntiae FACWBog Muhly Muhlenbergia uniflora OBLBog Nodding-Aster Oclemena nemoralis FACWBog Orchid Platanthera aquilonis FACW

Bog Rush Juncus marginatus FACWBog Smartweed Persicaria setacea OBLBog Spicebush Lindera subcoriacea OBLBog White Violet Viola lanceolata OBLBog Wild Oat Grass Danthonia epilis OBLBog Willow Salix pedicellaris OBLBog Willowherb Epilobium leptophyllum OBLBog Yellowcress Rorippa palustris OBLBog Yellow-Eyed-Grass Xyris difformis OBLBog-Laurel Kalmia polifolia OBLBog-Rosemary Andromeda polifolia OBLBoissier's Glory-of-the-Snow Scilla luciliae FACBoreal American-Aster Symphyotrichum boreale OBLBoreal Starwort Stellaria borealis FACWBoreal-Bog Sedge Carex magellanica OBLBosc's Mille-Graines Oldenlandia boscii FACWBottle Gentian Gentiana clausa FACWBottlebrush Three-Awn Aristida spiciformis FACBottom-Land Post Oak Quercus similis FACWBouncing-Bett Saponaria officinalis FACUBoykin's Lobelia Lobelia boykinii OBLBranched Blackberry Rubus suus FACBranched Burr-Reed Sparganium androcladum OBLBranched Centaury Centaurium pulchellum FACBranched Foldwing Dicliptera brachiata FACWBranched Hedge-Hyssop Gratiola ramosa FACWBranched Tearthumb Persicaria meisneriana FACBrazilian Arrow-Wood Canna glauca OBLBrazilian Vervain Verbena incompta FACWBrazilian Watermeal Wolffia brasiliensis OBLBrazilian-Waterweed Egeria densa OBLBride's-Feathers Aruncus dioicus FACUBright-Green Spike-Rush Eleocharis olivacea OBLBristle-Leaf Lateral-Bulrush Isolepis setacea OBLBristle-Leaf Sedge Carex eburnea FACUBristle-Seed Yellow Star-Grass Hypoxis wrightii FACBristly Black Gooseberry Ribes lacustre FACWBristly Buttercup Ranunculus hispidus FACBristly Dewberry Rubus hispidus FACWBristly Lady's-Thumb Persicaria longiseta FACBristly-Fruit Scaleseed Spermolepis echinata FACUBristly-Stalk Sedge Carex leptalea OBLBrittle Bladder Fern Cystopteris fragilis FACUBrittle Waternymph Najas minor OBLBrittle-Stem Hemp-Nettle Galeopsis tetrahit FACUBritton's Nut-Rush Scleria brittonii OBLBritton's Sedge Carex tetrastachya FACWBroad Beech Fern Phegopteris hexagonoptera FACBroad Loose-Flower Sedge Carex laxiflora FACUBroad-Fruit Burr-Reed Sparganium eurycarpum OBLBroad-Fruit Horned Beak SedgeRhynchospora careyana OBLBroad-Leaf Barbara's-Buttons Marshallia trinervia FACUBroad-Leaf Carpet Grass Axonopus compressus FACWBroad-Leaf Cat-Tail Typha latifolia OBLBroad-Leaf Enchanter's-Nightshade Circaeacanadensis FACUBroad-Leaf Liverseed Grass Urochloa platyphylla FACBroad-Leaf Meadowsweet Spiraea latifolia FACWBroad-Leaf Pepperwort Lepidium latifolium FACBroad-Leaf Pondweed Potamogeton natans OBLBroad-Leaf Rosette Grass Dichanthelium latifolium FACUBroad-Tooth Hedge-Nettle Stachys latidens FACBroad-Wing Sedge Carex alata OBL

Brome Six-Weeks Grass Vulpia bromoides FACUBrome-Like Sedge Carex bromoides FACWBronze-Head Oval Sedge Carex foenea UPLBrook Cinquefoil Potentilla rivalis FACWBrook Crown Grass Paspalum acuminatum OBLBrook Lobelia Lobelia kalmii OBLBrookside Alder Alnus serrulata OBLBroom Rosette Grass Dichanthelium scoparium FACWBroom-Corn Sorghum bicolor UPLBroom-Sedge Andropogon virginicus FACUBrown Beak Sedge Rhynchospora fusca OBLBrown Bog Sedge Carex buxbaumii OBLBrown Wide-Lip Orchid Liparis liliifolia FACUBrown-Eyed-Susan Rudbeckia triloba FACUBrown-Fruit Rush Juncus pelocarpus OBLBrownish Beak Sedge Rhynchospora capitellata OBLBrownish Sedge Carex brunnescens FACWBrown-Ray Knapweed Centaurea jacea FACUBrown-Top Liverseed Grass Urochloa fusca FACUBuck-Bean Menyanthes trifoliata OBLBuck-Horn Plantain Plantago coronopus FACUBuckthorn Bully Sideroxylon lycioides FACWBuckwheat-Tree Cliftonia monophylla OBLBuffalo Grass Bouteloua dactyloides FACUBuffalo-Nut Pyrularia pubera UPLBuffel Grass Cenchrus ciliaris UPLBulblet Bladder Fern Cystopteris bulbifera FACBulblet-Bearing Water-Hemlock Cicuta bulbifera OBLBulbous Adder's-Tongue Ophioglossum crotalophoroides

FACBulbous Bittercress Cardamine bulbosa OBLBulbous Blue Grass Poa bulbosa FACUBulbous Wood-Rush Luzula bulbosa FACUBull Crown Grass Paspalum boscianum FACWBull Thistle Cirsium vulgare FACUBull-Tongue Arrowhead Sagittaria lancifolia OBLBunched Arrowhead Sagittaria fasciculata OBLBunched Beak Sedge Rhynchospora cephalantha OBLBurr Oak Quercus macrocarpa FACBurr-Reed Sedge Carex sparganioides FACUBush's Blackberry Rubus bushii FACWBush's Sedge Carex bushii FACWBushy Bluestem Andropogon glomeratus FACWBushy Cinquefoil Potentilla supina OBLBushy Goldentop Euthamia leptocephala FACWBushy Seaside-Tansy Borrichia frutescens OBLBushy St. John's-Wort Hypericum densiflorum FACWButler's Sand-Parsley Ammoselinum butleri FACButtercup Scorpion-Weed Phacelia covillei FACWButton Eryngo Eryngium yuccifolium FACButton Sedge Carex bullata OBLBuzzy-Lizzy Impatiens walleriana FACWCalifornia Club-Rush Schoenoplectus californicus OBLCalifornia Loosestrife Lythrum californicum OBLCamelthorn Alhagi maurorum FACCamphortree Cinnamomum camphora FACUCanadian Black-Snakeroot Sanicula canadensis UPLCanadian Blue Lettuce Lactuca canadensis FACUCanadian Bunchberry Cornus canadensis FACCanadian Burnet Sanguisorba canadensis FACWCanadian Clearweed Pilea pumila FACWCanadian Goldenrod Solidago canadensis FACUCanadian Gooseberry Ribes oxyacanthoides FACUCanadian Honewort Cryptotaenia canadensis FAC

Canadian Horseweed Erigeron canadensis FACUCanadian Lily Lilium canadense FACCanadian Lousewort Pedicularis canadensis FACUCanadian Milk-Vetch Astragalus canadensis FACCanadian Moonseed Menispermum canadense FACUCanadian Plum Prunus nigra UPLCanadian Rockcress Boechera stricta FACUCanadian Rush Juncus canadensis OBLCanadian Service-Berry Amelanchier canadensis FACCanadian Thistle Cirsium arvense FACUCanadian Waterweed Elodea canadensis OBLCanadian White Violet Viola canadensis FACCanadian Wild Ginger Asarum canadense FACUCanadian Wild Lovage Ligusticum canadense FACCanadian Wood-Nettle Laportea canadensis FACCanby's Club-Rush Schoenoplectus etuberculatus OBLCanby's Lobelia Lobelia canbyi OBLCandyroot Polygala nana FACCane Beard Grass Bothriochloa barbinodis FACUCanebrake Sedge Carex austrodeflexa OBLCape Leadwort Plumbago auriculata UPLCapillary Hair Sedge Bulbostylis ciliatifolia FACUCapitate Spike-Rush Eleocharis geniculata FACWCaraway Carum carvi UPLCardinal-Flower Lobelia cardinalis FACWCareless Weed Amaranthus palmeri FACUCarelessweed Cyclachaena xanthiifolia FACCarey's Smartweed Persicaria careyi FACWCarolina Ash Fraxinus caroliniana OBLCarolina Birds-in-a-Nest Macbridea caroliniana OBLCarolina Bristle-Mallow Modiola caroliniana FACUCarolina Coralbead Cocculus carolinus FACCarolina Crownbeard Verbesina walteri FACCarolina Dayflower Commelina caroliniana FACCarolina Doll's Daisy Boltonia caroliniana FACWCarolina Dropseed Sporobolus pinetorum FACWCarolina Elephant's-Foot Elephantopus carolinianus FACUCarolina False Buckthorn Frangula caroliniana FACCarolina False Clubmoss Pseudolycopodiella caroliniana FACWCarolina Fanwort Cabomba caroliniana OBLCarolina Grass-of-Parnassus Parnassia caroliniana OBLCarolina Grasswort Lilaeopsis carolinensis OBLCarolina Horse-Nettle Solanum carolinense FACUCarolina Joint-Tail Grass Coelorachis cylindrica FACCarolina Laurel Cherry Prunus caroliniana FACUCarolina Leaf-Flower Phyllanthus caroliniensis FACCarolina Lily Lilium michauxii FACCarolina Pony's-Foot Dichondra carolinensis FACWCarolina Primrose-Willow Ludwigia bonariensis OBLCarolina Pseudosaxifrage Micranthes caroliniana FACWCarolina Redroot Lachnanthes caroliniana OBLCarolina Rose Rosa carolina FACUCarolina Sea-Lavender Limonium carolinianum OBLCarolina Sedge Carex caroliniana FACWCarolina Silverbell Halesia carolina FACCarolina Spider-Lily Hymenocallis occidentalis OBLCarolina Springbeauty Claytonia caroliniana FACUCarolina St. John's-Wort Hypericum nitidum OBLCarolina Tassel-Rue Trautvetteria caroliniensis FACWCarolina Vetch Vicia caroliniana FACUCarolina Violet Viola villosa FACUCarolina Water-Horehound Lycopus cokeri OBLCarolina Wild Petunia Ruellia caroliniensis FACUCarolina Willow Salix caroliniana OBL

Carolina Yellow-Eyed-Grass Xyris caroliniana FACWCarolina-Laurel Kalmia carolina FACCarolina-Vanilla Carphephorus odoratissimus FACWCarpenter's-Square Scrophularia marilandica FACUCarpet Vervain Verbena bracteata UPLCarry-Me-Seed Phyllanthus amarus FACCarson's Water-Parsnip Sium carsonii OBLCascade Oregon-Grape Mahonia nervosa FACUCastor-Bean Ricinus communis UPLCatawba Rosebay Rhododendron catawbiense FACUCatberry Nemopanthus mucronatus OBLCatbird Grape Vitis palmata FACWCatchfly Grass Leersia lenticularis OBLCatchfly Prairie-Gentian Eustoma exaltatum FACWCatnip Nepeta cataria FACUCat-Tail Gayfeather Liatris pycnostachya FACUCat-Tail Sedge Carex typhina FACWCedar Elm Ulmus crassifolia FACChaffseed Schwalbea americana FACUChaffweed Lysimachia minima FACWChairmaker's Club-Rush Schoenoplectus americanus OBLChalky Bluestem Andropogon capillipes FACUChamber-Bitter Phyllanthus urinaria FACChameleon Houttuynia cordata FACChapman's Beak Sedge Rhynchospora chapmanii OBLChapman's Blue Grass Poa chapmaniana UPLChapman's Butterwort Pinguicula planifolia OBLChapman's Sedge Carex chapmanii FACWChapman's Yellow Star-Grass Hypoxis rigida FACWChapman's Yellow-Eyed-Grass Xyris chapmanii OBLCharity Polemonium caeruleum FACWCheckered Rattlesnake-Plantain Goodyeratesselata FACUCherokee Sedge Carex cherokeensis FACWCherry-Bark Oak Quercus pagoda FACWChestnut Oak Quercus montana UPLChickasaw Rose Rosa bracteata UPLChickenclaws Sarcocornia ambigua OBLChickenspike Sphenoclea zeylanica OBLChicory Cichorium intybus FACUChina-Berry Melia azedarach UPLChinaroot Smilax hispida FACChinese Beauty-Berry Callicarpa dichotoma OBLChinese Bush-Clover Lespedeza cuneata FACUChinese Elm Ulmus parvifolia UPLChinese Fevervine Paederia foetida FACUChinese Hemlock-Parsley Conioselinum chinense FACWChinese Love Grass Eragrostis unioloides FACChinese Mustard Brassica juncea UPLChinese Privet Ligustrum sinense FACUChinese Silver Grass Miscanthus sinensis FACUChinese Tallowtree Triadica sebifera FACChinese Water-Chestnut Eleocharis dulcis OBLChinese Willow Salix babylonica FACWChinkapin Oak Quercus muehlenbergii UPLChocolate-Weed Melochia corchorifolia FACChoke Cherry Prunus virginiana FACUChristmas Fern Polystichum acrostichoides FACUChristmas-Candlestick Leonotis nepetifolia FACUChufa Cyperus esculentus FACWChurch-Mouse Three-Awn Aristida dichotoma UPLCinnamon Fern Osmundastrum cinnamomeum FACWCinnamon-Spot Pondweed Potamogeton oblongus OBLCircular Crown Grass Paspalum orbiculatum FAC

Clammy Azalea Rhododendron viscosum FACWClammy Hedge-Hyssop Gratiola neglecta OBLClasping Pepperwort Lepidium perfoliatum UPLClasping Twistedstalk Streptopus amplexifolius FACClasping Water-Horehound Lycopus amplectens OBLClasping-Coneflower Dracopis amplexicaulis FACClasping-Leaf Pondweed Potamogeton perfoliatus OBLClasping-Leaf St. John's-Wort Hypericum gymnanthum OBLClasping-Leaf Venus'-Looking-GlassTriodanis perfoliata FACClimbing Black-Bindweed Fallopia scandens FACClimbing Dayflower Commelina diffusa FACWClimbing Hempvine Mikania scandens FACWClimbing Nightshade Solanum dulcamara FACClimbing Rose Rosa setigera FACUClimbing-Aster Ampelaster carolinianus FACWClimbing-Dogbane Thyrsanthella difformis FACWClingman's Hedge-Nettle Stachys clingmanii FACClinton's Wood Fern Dryopteris clintoniana FACWClosed Bottle Gentian Gentiana andrewsii FACWCloud Sedge Carex haydenii OBLClustered Beak Sedge Rhynchospora glomerata OBLClustered Black-Snakeroot Sanicula odorata FACUClustered Bush-Mint Hyptis alata OBLClustered Fescue Festuca paradoxa FACClustered Field Sedge Carex praegracilis FACWClustered Goldenrod Solidago glomerata FACClustered Mille-Graines Oldenlandia uniflora FACWClustered Mountain-Mint Pycnanthemum muticum FACClustered Pellitory Parietaria praetermissa FACClustered Sedge Carex cumulata FACUClustered Yellowtops Flaveria trinervia FACCluster-Spike Indigo-Bush Amorpha herbacea FACCoarse Globe Beak Sedge Rhynchospora recognita FACWCoastal Beak Sedge Rhynchospora pleiantha OBLCoastal Bluestem Andropogon glaucopsis FACWCoastal Carolina Spider-Lily Hymenocallis crassifolia OBLCoastal Dock Rumex persicarioides FACWCoastal Doghobble Leucothoe axillaris FACWCoastal False Asphodel Triantha racemosa OBLCoastal Marsh-Pennywort Hydrocotyle bonariensis FACWCoastal Rose-Gentian Sabatia calycina OBLCoastal Salt Grass Distichlis spicata FACWCoastal Sedge Carex exilis OBLCoastal Sweet-Pepperbush Clethra alnifolia FACCoastal-Plain Beak Sedge Rhynchospora stenophylla FACWCoastal-Plain Blue-Eyed-Grass Sisyrinchium fuscatum FACUCoastal-Plain Flat Sedge Cyperus cuspidatus FACWCoastal-Plain Sedge Carex crebriflora FACWCoastal-Plain Silk-Grass Pityopsis oligantha FACCoastal-Plain St. John's-Wort Hypericum brachyphyllum FACWCoastal-Plain Tickseed Coreopsis gladiata FACWCoastal-Plain Trumpetweed Eutrochium dubium FACWCoastal-Plain Yellow-Eyed-Grass Xyrisambigua OBLCockroach-Berry Solanum capsicoides FACUCock-Spur Hawthorn Crataegus crus-galli FACUCoco-Yam Colocasia esculenta FACWCodlins-and-Cream Epilobium hirsutum FACWCoffeeweed Senna obtusifolia FACUCogon Grass Imperata cylindrica FACUCollins' Sedge Carex collinsii OBLColombian Waxweed Cuphea carthagenensis FACColonial Bent Agrostis capillaris FAC

Colt's-Foot Tussilago farfara FACUColumbian Watermeal Wolffia columbiana OBLComb-Leaf Mermaidweed Proserpinaca pectinata OBLComfortroot Hibiscus aculeatus FACWCommon Boneset Eupatorium perfoliatum FACWCommon Butterwort Pinguicula vulgaris OBLCommon Buttonbush Cephalanthus occidentalis OBLCommon Canary Grass Phalaris canariensis FACUCommon Chickweed Stellaria media UPLCommon Club-Rush Schoenoplectus lacustris OBLCommon Dandelion Taraxacum officinale FACUCommon Duckmeat Spirodela polyrhiza OBLCommon Duckweed Lemna minor OBLCommon Fig Ficus carica FACUCommon Fox Sedge Carex vulpinoidea OBLCommon Frogbit Hydrocharis morsus-ranae OBLCommon Globe-Amaranth Gomphrena globosa UPLCommon Gorse Ulex europaeus UPLCommon Gypsyweed Veronica officinalis FACUCommon Hackberry Celtis occidentalis FACUCommon Hop Humulus lupulus FACUCommon Hoptree Ptelea trifoliata FACCommon Juniper Juniperus communis FACUCommon Leopardbane Arnica acaulis FACUCommon Marsh Bedstraw Galium palustre OBLCommon Marsh-Mallow Althaea officinalis FACWCommon Milkweed Asclepias syriaca FACUCommon Moonwort Botrychium lunaria FACCommon Morning-Glory Ipomoea purpurea UPLCommon Mouse-Ear Chickweed Cerastiumfontanum FACUCommon Nipplewort Lapsana communis FACUCommon Panic Grass Panicum capillare FACCommon Pawpaw Asimina triloba FACCommon Persimmon Diospyros virginiana FACCommon Red Raspberry Rubus idaeus FACCommon Reed Phragmites australis FACWCommon Rush Juncus pylaei OBLCommon Selfheal Prunella vulgaris FACUCommon Sheep Sorrel Rumex acetosella UPLCommon Silver-Hair Grass Aira caryophyllea FACCommon Snowberry Symphoricarpos albus FACUCommon Sow-Thistle Sonchus oleraceus UPLCommon Spike-Rush Eleocharis palustris OBLCommon St. John's-Wort Hypericum perforatum FACCommon Sunflower Helianthus annuus FACCommon Tansy Tanacetum vulgare UPLCommon Three-Seed-Mercury Acalypha rhomboidea FACUCommon Timothy Phleum pratense FACUCommon Velvet Grass Holcus lanatus FACCommon Water-Hyacinth Eichhornia crassipes OBLCommon Winterberry Ilex verticillata FACWCommon Wood-Rush Luzula multiflora FACUCommon Wormwood Artemisia vulgaris UPLCommon Yarrow Achillea millefolium FACUCommon-Wireweed Sida acuta UPLCompact Brome Bromus madritensis UPLCone-Cup Spike-Rush Eleocharis tuberculosa OBLConfederate Huckleberry Gaylussacia nana FACUCoon's-Tail Ceratophyllum demersum OBLCooper's Milk-Vetch Astragalus neglectus FACUCopper Iris Iris fulva OBLCoppery St. John's-Wort Hypericum denticulatum FACWCoral Greenbrier Smilax walteri OBL

Coral-Berry Symphoricarpos orbiculatus FACUCore's Wild Hollyhock Iliamna corei FACCorn Speedwell Veronica arvensis UPLCorpse Black-Bindweed Fallopia dumetorum FACUCotton-Batting-Plant Pseudognaphalium stramineum

FACCottongrass Bulrush Scirpus cyperinus FACWCottony Golden-Aster Chrysopsis gossypina FACUCowcockle Vaccaria hispanica FACCrawe's Sedge Carex crawei FACWCrawford's Sedge Carex crawfordii FACCream Avens Geum virginianum FACCreeping Blueberry Vaccinium crassifolium FACCreeping Burrhead Echinodorus cordifolius OBLCreeping Buttercup Ranunculus repens FACCreeping Eryngo Eryngium prostratum OBLCreeping Love Grass Eragrostis reptans FACWCreeping Manna Grass Glyceria acutiflora OBLCreeping Meadow-Foxtail Alopecurus arundinaceus FACWCreeping Molasses Grass Melinis repens UPLCreeping Primrose-Willow Ludwigia repens OBLCreeping Spike-Rush Eleocharis fallax OBLCreeping St. John's-Wort Hypericum adpressum OBLCreeping Velvet Grass Holcus mollis FACUCreeping Wild Rye Elymus repens FACUCreeping Yellow Wood-Sorrel Oxalis corniculata FACUCreeping Yellowcress Rorippa sylvestris FACWCreeping-Jenny Lysimachia nummularia FACWCreeping-Snowberry Gaultheria hispidula FACWCress-Leaf Groundsel Packera glabella OBLCrested Anoda Anoda cristata UPLCrested Dog's-Tail Grass Cynosurus cristatus UPLCrested Saltbush Atriplex mucronata FACCrested Sedge Carex cristatella FACWCrested Wood Fern Dryopteris cristata FACWCrested Yellow Orchid Platanthera cristata FACWCrimson-Eyed Rose-Mallow Hibiscus moscheutos OBLCrinkleroot Cardamine diphylla FACUCrippled-Cranefly Tipularia discolor FACUCrooked-Stem American-Aster Symphyotrichum prenanthoides

FACCross-Leaf Heath Erica tetralix FACUCrossvine Bignonia capreolata FACCrow Garlic Allium vineale FACUCrow-Foot Violet Viola pedatifida FACUCrowned Beggarticks Bidens trichosperma OBLCrowpoison Nothoscordum bivalve FACUCrystalline Iceplant Mesembryanthemum crystallinum

FACCuban-Jute Sida rhombifolia UPLCucumber-Leaf Sunflower Helianthus debilis UPLCucumber-Tree Magnolia acuminata FACUCultivated Rice Oryza sativa OBLCultivated Tobacco Nicotiana tabacum UPLCulver's-Root Veronicastrum virginicum FACUCumberland Dixie Rosemary Conradina verticillata FACWCumberland Sand-Reed Calamovilfa arcuata FACWCuming's Love Grass Eragrostis cumingii FACUCup-Plant Silphium perfoliatum FACCupseed Calycocarpum lyonii FACWCurly Blue Grass Poa secunda FACUCurly Dock Rumex crispus FACCurly Pondweed Potamogeton crispus OBLCurly-Cup Gumweed Grindelia squarrosa FACU

Cursed Buttercup Ranunculus sceleratus OBLCurtis' Goldenrod Solidago curtisii FACUCurtis' Spurge Euphorbia curtisii FACCurtiss' Beak Sedge Rhynchospora curtissii OBLCurtiss' Yellow Star-Grass Hypoxis curtissii FACWCurved Sickle Grass Parapholis incurva FACUCuthbert's Holly Ilex cuthbertii FACWCuthbert's Turtlehead Chelone cuthbertii OBLCut-Leaf Blackberry Rubus laciniatus UPLCut-Leaf Evening-Primrose Oenothera laciniata FACUCut-Leaf Grape Fern Sceptridium dissectum FACCut-Leaf Ground-Cherry Physalis angulata FACCut-Leaf Spleenwort Asplenium abscissum FACWCut-Leaf Teasel Dipsacus laciniatus FACUCut-Leaf Toothwort Cardamine concatenata FACUCut-Leaf Water-Horehound Lycopus americanus OBLCut-Leaf Water-Milfoil Myriophyllum pinnatum OBLCylindric-Fruit Primrose-Willow Ludwigia glandulosa OBLCypress Rosette Grass Dichanthelium dichotomum FACCypress-Knee Sedge Carex decomposita OBLCypress-Like Sedge Carex pseudocyperus OBLCypress-Swamp Sedge Carex joorii OBLCypress-Vine Ipomoea quamoclit UPLDagger-Leaf Spike-Rush Eleocharis lanceolata FACWDahoon Ilex cassine FACWDaisy-Leaf Moonwort Botrychium matricariifolium FACUDark-Green Bulrush Scirpus atrovirens OBLDark-Green Sedge Carex venusta OBLDarlington's Glade Spurge Euphorbia purpurea FACDarlington's Oak Quercus hemisphaerica FACUDarrow's Blueberry Vaccinium darrowii FACDavis' Sedge Carex davisii FACDeciduous Holly Ilex decidua FACWDeciduous Traveler's-Joy Clematis ligusticifolia FACWDeerberry Vaccinium stamineum FACUDeer-Tongue Rosette Grass Dichanthelium clandestinum FACDelmarva Beggarticks Bidens bidentoides FACWDelta Arrowhead Sagittaria platyphylla OBLDelta Club-Rush Schoenoplectus deltarum FACWDense Gayfeather Liatris spicata FACDense-Spike Blackroot Pterocaulon pycnostachyum FACUDense-Tuft Hair Sedge Bulbostylis capillaris FACUDeptford Pink Dianthus armeria UPLDesert American-Aster Symphyotrichum expansum OBLDesert Horse-Purslane Trianthema portulacastrum FACDesert Tobacco Nicotiana obtusifolia FACUDevil's-Bite Liatris scariosa FACUDevil's-Darning-Needles Clematis virginiana FACDevil's-Horsewhip Achyranthes aspera UPLDevil's-Pitchfork Bidens frondosa FACWDevil's-Walkingstick Aralia spinosa FACDevilwood Cartrema americana FACDewey's Sedge Carex deweyana FACUDimpled Trout-Lily Erythronium umbilicatum FACDioecious Sedge Carex sterilis OBLDisk Water-Hyssop Bacopa rotundifolia OBLDitch Rabbit's-Foot Grass Polypogon interruptus FACWDitch-Stonecrop Penthorum sedoides OBLDixie Grape Fern Sceptridium jenmanii FACDixie Liverseed Grass Urochloa ramosa FACUDixie Stitchwort Minuartia muscorum FACUDixie Tick-Trefoil Desmodium tortuosum FACUDock-Leaf Smartweed Persicaria lapathifolia FACWDog-Fennel Eupatorium capillifolium FACU

Dotted Duckmeat Landoltia punctata OBLDotted Smartweed Persicaria punctata OBLDouglas' Knotweed Polygonum douglasii UPLDouglas' Meadowsweet Spiraea douglasii FACDouglas' Sedge Carex douglasii FACDouglas-Fir Pseudotsuga menziesii FACUDowny Birch Betula pubescens FACDowny Carrion-Flower Smilax pulverulenta FACUDowny Goldenrod Solidago puberula FACUDowny Hawthorn Crataegus mollis FACUDowny Lobelia Lobelia puberula FACWDowny Milk-Pea Galactia volubilis FACUDowny Phlox Phlox pilosa FACUDowny Rattlesnake-Plantain Goodyera pubescens FACUDowny Service-Berry Amelanchier arborea FACDowny Willowherb Epilobium strictum OBLDowny Yellow Violet Viola pubescens FACUDragon's-Mouth Arethusa bulbosa OBLDrooping Sedge Carex prasina OBLDrumheads Polygala cruciata FACWDrummond's Halfchaff Sedge Lipocarpha drummondii OBLDry-Spike Sedge Carex siccata FACUDuck-Lettuce Ottelia alismoides OBLDuck-Potato Sagittaria latifolia OBLDudley's Rush Juncus dudleyi FACWDune False Bluestem Schizachyrium littorale FACWDwarf Azalea Rhododendron atlanticum FACDwarf Blue-Eyed-Grass Sisyrinchium minus FACUDwarf Burhead Pygmy SwordplantHelanthium tenellum OBLDwarf Chinkapin Oak Quercus prinoides UPLDwarf Crab Grass Digitaria serotina FACDwarf Filmy Fern Didymoglossum petersii FACDwarf Heliotrope Heliotropium supinum FACUDwarf Live Oak Quercus minima FACDwarf Palmetto Sabal minor FACWDwarf Plantain Plantago pusilla UPLDwarf Rattlesnake-Plantain Goodyera repens FACUDwarf Red Raspberry Rubus pubescens FACWDwarf Saltwort Salicornia bigelovii OBLDwarf Scouring-Rush Equisetum scirpoides FACDwarf St. John's-Wort Hypericum mutilum FACWDwarf Sundew Drosera brevifolia OBLDwarf Trillium Trillium pusillum FACWDwarf Umbrella Sedge Fuirena pumila OBLDwarf Water-Clover Marsilea minuta OBLDwarf Witch-Alder Fothergilla gardenii FACWEared Coneflower Rudbeckia auriculata FACWEared Redstem Ammannia auriculata OBLEar-Leaf Greenbrier Smilax auriculata FACUEarly Azalea Rhododendron prinophyllum FACEarly Blue Violet Viola subsinuata FACUEarly Buttercup Ranunculus fascicularis FACUEarly Crown Grass Paspalum praecox FACWEarly Meadow-Rue Thalictrum dioicum FACEarly Pseudosaxifrage Micranthes virginiensis FACEarly St. John's-Wort Hypericum nudiflorum FACWEarly White-Top Fleabane Erigeron vernus OBLEarly-Leaf Brome Bromus latiglumis FACWEastern Arborvitae Thuja occidentalis FACWEastern Black Nightshade Solanum ptychanthum FACUEastern Blue-Eyed-Grass Sisyrinchium atlanticum FACWEastern Bluestar Amsonia tabernaemontana FACEastern Bottle-Brush Grass Elymus hystrix UPL

Eastern Cottonwood Populus deltoides FACEastern Daisy Fleabane Erigeron annuus FACUEastern False Dragonhead Physostegia purpurea FACWEastern False Rue-Anemone Enemion biternatum FACUEastern Featherbells Stenanthium gramineum FACWEastern Fox Sedge Carex triangularis FACWEastern Grasswort Lilaeopsis chinensis OBLEastern Green-Violet Hybanthus concolor FACUEastern Hemlock Tsuga canadensis FACUEastern Hop-Hornbeam Ostrya virginiana FACUEastern Leatherwood Dirca palustris FACEastern Marsh Fern Thelypteris palustris FACWEastern Mock Grama Tripsacum dactyloides FACWEastern Narrow-Leaf Sedge Carex amphibola FACEastern Poison Ivy Toxicodendron radicans FACEastern Poison-Oak Toxicodendron pubescens FACUEastern Prickly Gooseberry Ribes cynosbati FACUEastern Purple Bladderwort Utricularia purpurea OBLEastern Red-Cedar Juniperus virginiana FACUEastern Rough Sedge Carex scabrata OBLEastern Smooth Beardtongue Penstemon laevigatus FACUEastern Star Sedge Carex radiata FACEastern Straw Sedge Carex straminea OBLEastern Swamp Pseudosaxifrage Micranthespensylvanica OBLEastern Swamp-Privet Forestiera acuminata OBLEastern Sweetshrub Calycanthus floridus FACUEastern Teaberry Gaultheria procumbens FACUEastern Wahoo Euonymus atropurpureus FACUEastern White Pine Pinus strobus FACUEastern Woodland Sedge Carex blanda FACEastern Yellow Star-Grass Hypoxis hirsuta FACEaton's Beggarticks Bidens eatonii FACWEaton's Ladies'-Tresses Spiranthes eatonii FACUEbony Spleenwort Asplenium platyneuron FACUEgg-Leaf Indian-Plantain Arnoglossum ovatum FACEgg-Leaf Rosette Grass Dichanthelium ovale FACUEgyptian Water Crown Grass Paspalidium geminatum OBLEight-Flower Six-Weeks Grass Vulpia octoflora UPLElaeagnus Willow Salix elaeagnos FACWElecampane Inula helenium FACUElf Orpine Diamorpha smallii FACWElliot's Love Grass Eragrostis elliottii FACWElliott's Beak Sedge Rhynchospora elliottii FACWElliott's Bent Agrostis elliottiana FACUElliott's Blueberry Vaccinium elliottii FACWElliott's Bluestem Andropogon gyrans FACUElliott's Croton Croton elliottii FACWElliott's Gentian Gentiana catesbaei OBLElliott's Goldenrod Solidago latissimifolia OBLElliott's Rush Juncus elliottii FACWElliott's Sedge Carex elliottii OBLElliott's Yellow-Eyed-Grass Xyris elliottii OBLElliptic Spike-Rush Eleocharis elliptica FACWEltrot Heracleum sphondylium UPLEmory's Sedge Carex emoryi OBLEmperor's-Candlesticks Senna alata FACUEnchanting Violet-Lily Calydorea coelestina FACWEngelmann's Arrowhead Sagittaria engelmanniana OBLEngelmann's Quillwort Isoetes engelmannii OBLEngelmann's Spike-Rush Eleocharis engelmannii FACWEnglish Hawthorn Crataegus monogyna FACUEnglish Ivy Hedera helix FACUEnglish Plantain Plantago lanceolata UPL

Entire-Leaf Indian-Paintbrush Castilleja indivisa FACEntire-Leaf Rosinweed Silphium integrifolium FACEpling's Hedge-Nettle Stachys eplingii FACErect Knotweed Polygonum erectum FACUErect Prickly-Pear Opuntia stricta UPLErect Spiderling Boerhavia erecta UPLErect-Leaf Rosette Grass Dichanthelium erectifolium OBLEstuary Pipewort Eriocaulon parkeri OBLEurasian Water-Milfoil Myriophyllum spicatum OBLEurasian-Buttercup Ficaria verna FACEuropean Alder Alnus glutinosa FACWEuropean Aspen Populus tremula FACUEuropean Barberry Berberis vulgaris FACUEuropean Bird Cherry Prunus padus UPLEuropean Black Nightshade Solanum nigrum FACUEuropean Blue Rush Juncus inflexus FACWEuropean Buckthorn Rhamnus cathartica FACUEuropean Burr-Reed Sparganium emersum OBLEuropean Centaury Centaurium erythraea FACEuropean Dewberry Rubus caesius FACUEuropean Privet Ligustrum vulgare FACUEuropean Searocket Cakile maritima FACEuropean Speedwell Veronica beccabunga OBLEuropean Water-Clover Marsilea quadrifolia OBLEuropean Weeping Birch Betula pendula FACUEuropean Woodland Sedge Carex sylvatica FACUEustis Lake Beardtongue Penstemon australis FACUEvening Rain-Lily Cooperia chlorosolen FACUEvening Trumpet-Flower Gelsemium sempervirens FACEvergreen Bayberry Morella caroliniensis FACEvergreen Quillwort Isoetes hyemalis OBLEvergreen Traveler's-Joy Clematis vitalba UPLEvergreen Wood Fern Dryopteris intermedia FACUEyebane Euphorbia nutans FACUFAC Lackeya multiflora L.P.Queiroz & G.P. LewisFairy Beak Sedge Rhynchospora pusilla FACWFairywand Chamaelirium luteum FACFall Panic Grass Panicum dichotomiflorum FACWFall Phlox Phlox paniculata FACUFall Sneezeweed Helenium autumnale FACWFalling Dewberry Rubus apogaeus FACFalse Daisy Eclipta prostrata FACFalse Fennel Eupatorium leptophyllum FACWFalse Hair Sedge Carex bulbostylis FACWFalse Hop Sedge Carex lupuliformis FACWFalse Indian-Plantain Senecio suaveolens FACWFalse Indigo-Bush Amorpha fruticosa FACWFalse Lily-of-the-Valley Maianthemum canadense FACFalse Maiden Fern Macrothelypteris torresiana FACFalse Mayweed Tripleurospermum maritimum UPLFalse Melic Grass Schizachne purpurascens FACUFalse Mermaidweed Floerkea proserpinacoides FACFalse Sea-Onion Ornithogalum caudatum FACUFarewell-Summer Symphyotrichum lateriflorum FACWFarwell's Water-Milfoil Myriophyllum farwellii OBLFascicled Beak Sedge Rhynchospora fascicularis OBLFeather Love Grass Eragrostis amabilis FACUFeather Windmill Grass Chloris virgata FACUFeather-Bristle Beak Sedge Rhynchospora oligantha OBLFeather-Stem Club-Moss Lycopodiella prostrata OBLFeathery Bamboo Bambusa vulgaris FACUFeathery False Solomon's-Seal Maianthemum racemosum FACUFen Grass-of-Parnassus Parnassia glauca OBL

Fern Flat Sedge Cyperus filicinus OBLFern Pondweed Potamogeton robbinsii OBLFescue Sedge Carex festucacea FACFevertree Pinckneya bracteata FACWFew-Flower Beak Sedge Rhynchospora rariflora OBLFew-Flower Milkweed Asclepias lanceolata OBLFew-Flower Nut-Rush Scleria pauciflora FACUFew-Flower Sedge Carex pauciflora OBLFew-Flower Spike-Rush Eleocharis quinqueflora OBLFew-Leaf Sunflower Helianthus occidentalis UPLFew-Nerve Cotton-Grass Eriophorum tenellum OBLFew-Seed Sedge Carex oligosperma OBLFiddle Dock Rumex pulcher FACWField Blackberry Rubus arvensis FACField Brome Bromus arvensis FACUField Crown Grass Paspalum laeve FACField Eryngo Eryngium campestre FACField Horsetail Equisetum arvense FACField Meadow-Foxtail Alopecurus pratensis FACWField Mouse-Ear Chickweed Cerastium arvense UPLField Pansy Viola bicolor FACUField Pennycress Thlaspi arvense UPLField Pussytoes Antennaria neglecta UPLField Sow-Thistle Sonchus arvensis FACUField Thistle Cirsium discolor UPLFine-Leaf Water-Dropwort Oenanthe aquatica OBLFinger-Dogshade Cynosciadium digitatum FACWFire Cherry Prunus pensylvanica FACUFire-on-the-Mountain Euphorbia cyathophora UPLFirewheel Gaillardia pulchella UPLFive-Horn Smotherweed Bassia hyssopifolia FACUFive-Leaf Chastetree Vitex negundo UPLFive-Lobe-Cucumber Cayaponia quinqueloba FACFive-Stamen Tamarisk Tamarix chinensis FACWFlameflower Macranthera flammea OBLFlat-Leaf Bladderwort Utricularia intermedia OBLFlat-Stalk Pondweed Potamogeton friesii OBLFlat-Stem Blue Grass Poa compressa FACUFlat-Stem Pondweed Potamogeton zosteriformis OBLFlat-Stem Spike-Rush Eleocharis compressa OBLFlattened Pipewort Eriocaulon compressum OBLFlattened Wild Oat Grass Danthonia compressa FACUFlat-Top Goldentop Euthamia graminifolia FACFlat-Top Mille-Graines Oldenlandia corymbosa FACFlax-Leaf False Foxglove Agalinis linifolia FACWFloating Burr-Reed Sparganium fluctuans OBLFloating Manna Grass Glyceria septentrionalis OBLFloating Marsh-Pennywort Hydrocotyle ranunculoides OBLFloating Primrose-Willow Ludwigia peploides OBLFloating Water-Moss Salvinia natans OBLFlodman's Thistle Cirsium flodmanii FACFlorida Anisetree Illicium floridanum FACWFlorida Bluehearts Buchnera floridana FACUFlorida Crown Grass Paspalum floridanum FACWFlorida Dock Rumex floridanus FACWFlorida Dropseed Sporobolus floridanus FACFlorida Hedge-Hyssop Gratiola floridana OBLFlorida Hedge-Nettle Stachys floridana FACFlorida Ladies'-Tresses Spiranthes floridana FACFlorida Pellitory Parietaria floridana FACFlorida Sunflower Helianthus floridanus FACWFlorida Thoroughwort Eupatorium anomalum FACUFlorida Yellow Bladderwort Utricularia floridana OBLFlorida Yellow Flax Linum floridanum FAC

Florida-Hobblebush Agarista populifolia OBLFlowering Dogwood Cornus florida FACUFlowering Pixie-Moss Pyxidanthera barbulata FACUFlypoison Amianthium muscitoxicum FACFold-Ear Lobelia Lobelia flaccidifolia OBLFool's-Watercress Helosciadium nodiflorum OBLForest Blue Grass Poa nemoralis FACForeward-Barb Bristle Grass Setaria verticilliformis FACForked Bluecurls Trichostema dichotomum UPLForked Fimbry Fimbristylis dichotoma OBLForked Rush Juncus dichotomus FACWFour-Angle Flat Sedge Cyperus tetragonus FACFour-Angle Rose-Gentian Sabatia quadrangula FACFour-Flower Yellow-Loosestrife Lysimachia quadriflora FACWFour-Spike Heliotrope Heliotropium procumbens FACWFowl Blue Grass Poa palustris FACWFowl Manna Grass Glyceria striata OBLFox Grape Vitis labrusca FACUFoxglove Beardtongue Penstemon digitalis FACFox-Tail Barley Hordeum jubatum FACFox-Tail Club-Moss Lycopodiella alopecuroides FACWFox-Tail Prairie-Clover Dalea leporina UPLFox-Tail Prickle Grass Crypsis alopecuroides FACWFox-Tail Sedge Carex alopecoidea FACWFragile Rockbrake Cryptogramma stelleri FACUFragile-Stem American-Aster Symphyotrichum racemosum FACWFragrant Beak Sedge Rhynchospora odorata OBLFragrant Bedstraw Galium triflorum FACUFragrant Popcorn-Flower Plagiobothrys figuratus OBLFragrant Spike Sedge Kyllinga odorata FACWFragrant Sumac Rhus aromatica UPLFrank's Sedge Carex frankii OBLFraser's Fir Abies fraseri FACUFraser's Magnolia Magnolia fraseri FACUFraser's Sedge Cymophyllus fraserianus FACFraser's St. John's-Wort Hypericum fraseri OBLFraser's Yellow-Loosestrife Lysimachia fraseri FACFremont's Goosefoot Chenopodium fremontii FACUFrench Tamarisk Tamarix gallica FACFreshwater Cord Grass Spartina pectinata OBLFringed Beak Sedge Rhynchospora ciliaris OBLFringed Brome Bromus ciliatus FACWFringed Greenbrier Smilax bona-nox FACUFringed Meadow-Beauty Rhexia petiolata OBLFringed Nut-Rush Scleria ciliata FACFringed Sedge Carex crinita OBLFringed Twinevine Funastrum cynanchoides FACUFringed Willowherb Epilobium ciliatum FACFringed Yellow Star-Grass Hypoxis juncea FACWFringed Yellow-Eyed-Grass Xyris fimbriata OBLFringed Yellow-Loosestrife Lysimachia ciliata FACWFringe-Leaf Tickseed Coreopsis integrifolia FACUFringe-Leaf Wild Petunia Ruellia humilis FACUFrost Grape Vitis vulpina FACFrosted Pearls Succisella inflexa FACWFuller's Teasel Dipsacus fullonum FACUFuzzy Flat Sedge Cyperus pilosus FACWGalingale Cyperus fuscus FACGallant-Soldier Galinsoga parviflora UPLGaping Grass Steinchisma hians FACWGarden Bird's-Foot-Trefoil Lotus corniculatus FACUGarden Cornflower Centaurea cyanus FACUGarden Cosmos Cosmos bipinnatus FACUGarden Orache Atriplex hortensis FAC

Garden Puff Neptunia oleracea FACWGarden Smartweed Persicaria wallichii FACGarden Sorrel Rumex acetosa FACUGarden Vetch Vicia sativa FACUGarden Yellow-Loosestrife Lysimachia vulgaris FACGarden Yellow-Rocket Barbarea vulgaris FACUGarden-Balsam Impatiens balsamina UPLGarden-Nasturtium Tropaeolum majus UPLGarlic-Mustard Alliaria petiolata FACUGattinger's Lobelia Lobelia gattingeri FACGattinger's Panic Grass Panicum gattingeri FACGaywings Polygaloides paucifolia FACUGeorgia Bulrush Scirpus georgianus OBLGeorgia Holly Ilex longipes FACGeorgia Indigo-Bush Amorpha georgiana FACWGermander Speedwell Veronica chamaedrys UPLGerman-Madwort Asperugo procumbens UPLGiant Bristle Grass Setaria magna FACWGiant Cane Arundinaria gigantea FACWGiant Helleborine Epipactis gigantea OBLGiant Hogweed Heracleum mantegazzianum FACGiant Ironweed Vernonia gigantea FACGiant Plume Grass Saccharum giganteum FACWGiant Sedge Carex gigantea OBLGiant Sunflower Helianthus giganteus FACWGiant Taro Alocasia macrorrhizos FACWGiant Thorny Bamboo Bambusa bambos FACUGiant-Chickweed Myosoton aquaticum FACWGiant-Knotweed Reynoutria sachalinensis UPLGiant-Reed Arundo donax FACUGiant-Spiral Ladies'-Tresses Spiranthes longilabris OBLGlade Fern Diplazium pycnocarpon FACGlade Lobelia Lobelia glandulosa OBLGlade Morning-Glory Ipomoea sagittata FACWGlade-Mallow Napaea dioica FACWGlades Spike-Rush Eleocharis bifida FACWGlenwood Grass Sacciolepis indica FACWGlobe Beak Sedge Rhynchospora globularis FACWGlobe Flat Sedge Cyperus echinatus FACUGlobe-Fruit Primrose-Willow Ludwigia sphaerocarpa OBLGlobe-Pod Pepperwort Lepidium appelianum FACGlossy False Buckthorn Frangula alnus FACGlossy-Seed Yellow Star-Grass Hypoxissessilis FACUGoat Willow Salix caprea OBLGodfrey's Stitchwort Minuartia godfreyi FACWGolden Alexanders Zizia aurea FACGolden Colicroot Aletris aurea FACWGolden Crown Grass Paspalum dilatatum FACGolden Crownbeard Verbesina encelioides FACUGolden Currant Ribes aureum FACWGolden Dock Rumex maritimus FACGolden Gladecress Leavenworthia aurea FACUGolden Groundsel Packera aurea FACWGolden Hedge-Hyssop Gratiola aurea OBLGolden Tickseed Coreopsis tinctoria FACGoldenclub Orontium aquaticum OBLGolden-Eye Pseudosaxifrage Micranthes careyana FACGolden-Fruit Sedge Carex aurea FACWGolden-Hardhack Dasiphora fruticosa FACWGoldie's Wood Fern Dryopteris goldiana FACGold-of-Pleasure Camelina sativa UPLGoose-Foot Cornsalad Valerianella chenopodiifolia FACGoosetongue Plantago maritima FACW

Gopher-Tail Love Grass Eragrostis ciliaris FACUGraceful Sandmat Euphorbia hypericifolia UPLGraceful Sedge Carex gracillima FACUGrand Redstem Ammannia robusta OBLGranite Flat Sedge Cyperus granitophilus FACWGranite Stonecrop Sedum pusillum FACGrassland Sedge Carex divulsa FACGrass-Leaf Arrowhead Sagittaria graminea OBLGrass-Leaf Barbara's-Buttons Marshallia graminifolia OBLGrass-Leaf Lettuce Lactuca graminifolia UPLGrass-Leaf Mud-Plantain Heteranthera dubia OBLGrass-Leaf Speedwell Veronica scutellata OBLGrass-Leaf Starwort Stellaria graminea FACUGrass-Like Fimbry Fimbristylis littoralis OBLGrassy Pondweed Potamogeton gramineus OBLGray Birch Betula populifolia FACGray Dogwood Cornus racemosa FACGray Willow Salix bebbiana FACWGray-Bark Grape Vitis cinerea FACWGray's Beak Sedge Rhynchospora grayi FACGray's Lily Lilium grayi FACUGray's Sedge Carex grayi FACWGreat Blue Lobelia Lobelia siphilitica FACWGreat Coneflower Rudbeckia maxima FACGreat Mullein Verbascum thapsus FACUGreat Plains False Willow Baccharis salicina FACGreat Plains Flat Sedge Cyperus lupulinus UPLGreat Plains Groundsel Packera tampicana FACWGreat Plains Ladies'-Tresses Spiranthes magnicamporum FACUGreat Plantain Plantago major FACUGreat Ragweed Ambrosia trifida FACGreat Smoky Mountain Manna Grass Glycerianubigena OBLGreat St. John's-Wort Hypericum ascyron FACGreat Valley Gumweed Grindelia camporum FACUGreater Bladder Sedge Carex intumescens FACWGreater Bladderwort Utricularia macrorhiza OBLGreater Canadian St. John's-Wort Hypericummajus FACWGreater Celandine Chelidonium majus UPLGreater Creeping Spearwort Ranunculus flammula FACWGreater Flowering-Rush Butomus umbellatus OBLGreater Four-Point Evening-Primrose Oenotherarhombipetala FACUGreater Fringed-Gentian Gentianopsis crinita OBLGreater Purple Fringed Orchid Platanthera grandiflora FACWGreater Round-Leaf Orchid Platanthera macrophylla FACWGreater St. John's-Wort Hypericum walteri OBLGreater Straw Sedge Carex normalis FACWGreater Water Dock Rumex britannica OBLGreater Water-Starwort Callitriche heterophylla OBLGreater Yellow Water ButtercupRanunculus flabellaris OBLGreat-Laurel Rhododendron maximum FACGreek-Valerian Polemonium reptans FACUGreen Adder's-Mouth Orchid Malaxis unifolia FACGreen Arrow-Arum Peltandra virginica OBLGreen Ash Fraxinus pennsylvanica FACWGreen Carpetweed Mollugo verticillata FACGreen Five-Leaf Orchid Isotria medeoloides FACUGreen Flat Sedge Cyperus virens FACWGreen Fringed Orchid Platanthera lacera FACWGreen Hawthorn Crataegus viridis FACWGreen Muhly Muhlenbergia racemosa FAC

Green Pitcherplant Sarracenia oreophila OBLGreen Woodland Orchid Platanthera clavellata FACWGreendragon Arisaema dracontium FACWGreene's Rush Juncus greenei FACGreen-Flower Wintergreen Pyrola chlorantha UPLGreen-Head Coneflower Rudbeckia laciniata FACWGreen's Hawkweed Hieracium greenii FACUGreen-Vein Ladies'-Tresses Spiranthes praecox OBLGreen-White Sedge Carex albolutescens FACWGritty Hedge-Nettle Stachys aspera FACWGroove-Stem Indian-Plantain Arnoglossum plantagineum FACWGroundivy Glechoma hederacea FACUGroundnut Apios americana FACWGroundseltree Baccharis halimifolia FACWGrove Blue Grass Poa alsodes FACWGuadalupe Waternymph Najas guadalupensis OBLGuadeloupe-Cucumber Melothria pendula FACGuinea Grass Megathyrsus maximus FACGulf Coast Lateral-Bulrush Isolepis pseudosetacea OBLGulf Cock's-Spur Grass Echinochloa crus-pavonis FACWGulf Pipewort Eriocaulon koernickianum OBLGulf River Harperella Harperella fluviatilis OBLGulf Sebastian-Bush Ditrysinia fruticosa FACWGulf Skullcap Scutellaria cardiophylla FACGum Bully Sideroxylon lanuginosum FACUGuyandotte-Beauty Synandra hispidula FACGypsy-Flower Cynoglossum officinale UPLGypsywort Lycopus europaeus OBLHair-Awn Muhly Muhlenbergia capillaris FACUHairy Beakgrain Diarrhena obovata FACUHairy Beggarticks Bidens pilosa FACWHairy Bittercress Cardamine hirsuta FACUHairy Buttercup Ranunculus sardous FACHairy Cat's-Ear Hypochaeris radicata UPLHairy Chaffhead Carphephorus paniculatus FACWHairy Clustervine Jacquemontia tamnifolia FACUHairy Corkwood Leitneria pilosa FACWHairy Cornsalad Valerianella amarella FACUHairy Crab Grass Digitaria sanguinalis FACUHairy Crabweed Fatoua villosa FACHairy Eared Rockcress Arabis pycnocarpa FACUHairy Evening-Primrose Oenothera villosa FACHairy Fimbry Fimbristylis puberula OBLHairy Hedge-Nettle Stachys pilosa FACWHairy Honeysuckle Lonicera hirsuta FACHairy Pagoda-Plant Blephilia hirsuta FACUHairy Primrose-Willow Ludwigia pilosa OBLHairy Shadow-Witch Ponthieva racemosa OBLHairy Smartweed Persicaria hirsuta OBLHairy Smotherweed Bassia hirsuta OBLHairy Solomon's-Seal Polygonatum pubescens FACUHairy St. John's-Wort Hypericum setosum OBLHairy Sweet-Cicely Osmorhiza claytonii FACUHairy Umbrella Sedge Fuirena squarrosa OBLHairy Water-Clover Marsilea vestita OBLHairy Wild Rye Elymus villosus FACUHairy Woodland Brome Bromus pubescens FACUHairy Wood-Rush Luzula acuminata FACHairy-Fruit Chervil Chaerophyllum tainturieri FACHairy-Fruit Sedge Carex trichocarpa OBLHairy-Joint Meadow-Parsnip Thaspium barbinode FACUHairy-Leaf Dewberry Rubus plus FACUHairy-Seed Crown Grass Paspalum pubiflorum FACHairy-Stem Gooseberry Ribes hirtellum FAC

Hairy-Twig Huckleberry Gaylussacia tomentosa FACUHalberd-Leaf Orache Atriplex patula FACWHalberd-Leaf Rose-Mallow Hibiscus laevis OBLHalberd-Leaf Tearthumb Persicaria arifolia OBLHalberd-Leaf Yellow Violet Viola hastata UPLHale's Pentodon Pentodon pentandrus OBLHall's Club-Rush Schoenoplectus hallii OBLHall's Panic Grass Panicum hallii FACUHammock Sedge Carex fissa FACWHammock Snakeroot Ageratina jucunda FACUHandsome Sedge Carex formosa FACHandsome-Harry Rhexia virginica OBLHard Fescue Festuca trachyphylla UPLHarding Grass Phalaris aquatica FACUHard-Leaf Flat-Top-Goldenrod Solidago rigida UPLHard-Stem Club-Rush Schoenoplectus acutus OBLHarlequin Blueflag Iris versicolor OBLHarper's Beak Sedge Rhynchospora harperi OBLHarper's Fimbry Fimbristylis perpusilla OBLHarper's Heartleaf Hexastylis speciosa FACWHarper's Yellow-Eyed-Grass Xyris scabrifolia OBLHarsh Popcorn-Flower Plagiobothrys hispidulus FACWHarvestbells Gentiana saponaria FACWHarvestlice Agrimonia parviflora FACWHarvey's Beak Sedge Rhynchospora harveyi FACHarvey's Buttercup Ranunculus harveyi FACUHastate Orache Atriplex prostrata FACWHay-Scented Fern Dennstaedtia punctilobula FACUHeart-Leaf Alexanders Zizia aptera FACHeart-Leaf Foamflower Tiarella cordifolia FACHeart-Leaf Four-O'clock Mirabilis nyctaginea FACUHeart-Leaf Hedge-Nettle Stachys cordata FACHeart-Leaf Nettle Urtica chamaedryoides FACUHeart-Leaf Paper Birch Betula cordifolia FACUHeart-Leaf Peppervine Ampelopsis cordata FACHeart-Leaf Plantain Plantago cordata OBLHeart-Leaf Skullcap Scutellaria ovata FACUHeart-Leaf Twayblade Neottia cordata FACWHeart-Wing Sorrel Rumex hastatulus FACUHeather Calluna vulgaris FACHeavy Sedge Carex gravida FACWHedge False Bindweed Calystegia sepium FACHedgeflower Lantana camara FACUHedgehog Wood-Rush Luzula echinata FACUHelleborine Epipactis helleborine UPLHeller's Rosette Grass Dichanthelium oligosanthes FACUHelmet-Flower Scutellaria integrifolia FACWHemlock Rosette Grass Dichanthelium portoricense FACUHemlock Water-Parsnip Sium suave OBLHerbaceous Seepweed Suaeda maritima OBLHerb-of-Grace Bacopa monnieri OBLHerb-of-the-Cross Verbena officinalis FACUHerbwilliam Ptilimnium capillaceum OBLHercules'-Club Zanthoxylum clava-herculis FACHidden Spike-Moss Selaginella eclipes FACWHidden-Fruit Bladderwort Utricularia geminiscapa OBLHighbush Blueberry Vaccinium corymbosum FACWHighbush-Cranberry Viburnum opulus FACWHighland Doghobble Leucothoe fontanesiana FACWHighland Rush Juncus trifidus FACUHill's Pondweed Potamogeton hillii OBLHimalayan Blackberry Rubus armeniacus UPLHirsute Sedge Carex complanata FACUHoary Bowlesia Bowlesia incana FAC

Hoary Sedge Carex canescens OBLHobblebush Viburnum lantanoides FACUHolly-Leaf Oregon-Grape Mahonia aquifolium UPLHolly-Leaf Waternymph Najas marina OBLHoney Mesquite Prosopis glandulosa UPLHoneycup Zenobia pulverulenta FACWHoney-Locust Gleditsia triacanthos FACHoneyvine Cynanchum laeve FACHooded Arrowhead Sagittaria calycina OBLHooded Blue Violet Viola sororia FACHooded Ladies'-Tresses Spiranthes romanzoffiana OBLHooded Pitcherplant Sarracenia minor OBLHooded Skullcap Scutellaria galericulata OBLHooker's Eryngo Eryngium hookeri FACWHooker's Evening-Primrose Oenothera elata FACUHooker's Milkwort Polygala hookeri FACWHooker's Orchid Platanthera hookeri FACHop Sedge Carex lupulina OBLHorned Bladderwort Utricularia cornuta OBLHorned-Pondweed Zannichellia palustris OBLHorn-Leaf Riverweed Podostemum ceratophyllum OBLHorsebrier Smilax rotundifolia FACHorsesugar Symplocos tinctoria FACHorse-Tail Crown Grass Paspalum repens OBLHorsetail-Spike-Rush Eleocharis equisetoides OBLHumped Bladderwort Utricularia gibba OBLHungerweed Ranunculus arvensis FACHusk-Tomato Physalis pubescens FACUHyssop Loosestrife Lythrum hyssopifolium OBLHyssop-Leaf Hedge-Nettle Stachys hyssopifolia FACWHyssop-Leaf Sandmat Euphorbia hyssopifolia FACIllinois Pondweed Potamogeton illinoensis OBLInchplant Tradescantia zebrina UPLIndian Crown Grass Paspalum scrobiculatum FACWIndian Cucumber-Root Medeola virginiana FACIndian Goose Grass Eleusine indica FACUIndian Heliotrope Heliotropium indicum FACIndian Joint-Vetch Aeschynomene indica FACWIndian Love Grass Eragrostis pilosa FACUIndian Sweet-Clover Melilotus indicus FACUIndian Toothcup Rotala indica OBLIndian Wild Rice Zizania aquatica OBLIndian Wood-Oats Chasmanthium latifolium FACUIndian-Hemp Apocynum cannabinum FACUIndian-Shot Canna indica FACWIndian-Strawberry Potentilla indica FACUIndian-Tobacco Lobelia inflata FACUInflated Narrow-Leaf Sedge Carex grisea FACUInflated-Scale Flat Sedge Cyperus aggregatus FACInkberry Ilex glabra FACInland Rush Juncus interior FACUInland Sedge Carex interior OBLInnocent-Weed Cenchrus longispinus UPLIntermediate Mermaidweed Proserpinaca intermedia OBLIntermediate Service-Berry Amelanchier intermedia FACWIntermediate Spike-Rush Eleocharis intermedia FACWInterrupted Club-Moss Spinulum annotinum FACInterrupted Fern Osmunda claytoniana FACIsland American-Aster Symphyotrichum bahamense OBLItalian Bristle Grass Setaria italica FACUItalian-Spinach Amaranthus graecizans FACUItch Grass Rottboellia cochinchinensis FACUIvy Water-Crowfoot Ranunculus hederaceus OBLIvy-Leaf Duckweed Lemna trisulca OBL

Ivy-Leaf Morning-Glory Ipomoea hederacea FACUJack Pine Pinus banksiana FACUJack-in-the-Pulpit Arisaema triphyllum FACWJamaican Crab Grass Digitaria horizontalis FACUJamaican Feverplant Tribulus cistoides UPLJamaican-Forget-Me-Not Browallia americana FACUJamaican-Weed Nama jamaicense FACWJapanese Barberry Berberis thunbergii FACUJapanese Bristle Grass Setaria faberi UPLJapanese Climbing Fern Lygodium japonicum FACJapanese Honeysuckle Lonicera japonica FACUJapanese Hop Humulus japonicus FACUJapanese Love Grass Eragrostis japonica OBLJapanese Mazus Mazus pumilus FACUJapanese Meadowsweet Spiraea japonica FACUJapanese Panic Grass Panicum bisulcatum FACWJapanese Privet Ligustrum japonicum UPLJapanese Stilt Grass Microstegium vimineum FACJapanese Water Grass Echinochloa esculenta FACUJapanese-Clover Kummerowia striata FACUJapanese-Knotweed Reynoutria japonica FACUJapanese-Millet Echinochloa frumentacea UPLJavelin-Grass Juncus pallidus OBLJersey Rabbit-Tobacco Pseudognaphalium luteoalbum FACJerusalem-Artichoke Helianthus tuberosus FACUJerusalem-Oak Dysphania botrys UPLJesuit's-Bark Iva frutescens FACWJio Commelina benghalensis FACUJob's-Tears Coix lacryma-jobi FACWJohnson Grass Sorghum halepense FACUJointed Crown Grass Paspalum distichum FACWJointed Flat Sedge Cyperus articulatus OBLJoint-Leaf Rush Juncus articulatus OBLJoseph's-Coat Amaranthus tricolor UPLJuda's-Bush Iresine rhizomatosa FACWJumpseed Persicaria virginiana FACJungle-Rice Echinochloa colona FACWJuniper-Leaf Polypremum procumbens UPLJusticeweed Eupatorium leucolepis FACWKalm's Brome Bromus kalmii FACUKansas Arrowhead Sagittaria ambigua OBLKariba-Weed Salvinia molesta OBLKeeled Lateral-Bulrush Isolepis carinata FACWKentucky Blue Grass Poa pratensis FACUKentucky Rush Juncus anthelatus FACWKidney-Leaf Buttercup Ranunculus abortivus FACWKidney-Leaf Grass-of-Parnassus Parnassiaasarifolia OBLKidney-Leaf Mud-Plantain Heteranthera reniformis OBLKidney-Leaf Twayblade Neottia smallii FACWKidney-Leaf White Violet Viola renifolia FACWKidney-Shape Sedge Carex reniformis FACWKing Solomon's-Seal Polygonatum biflorum FACUKing-of-the-Meadow Thalictrum pubescens FACWKing's-Crown Rhodiola rosea FACUKing's-Cureall Oenothera biennis FACUKiss-Me-Over-the-Garden-Gate Persicaria orientalis FACUKiss-Me-Quick Portulaca pilosa FACUKnotted Rush Juncus nodosus OBLKnotty-Leaf Rush Juncus acuminatus OBLKorean-Clover Kummerowia stipulacea FACUKrauss' Spike-Moss Selaginella kraussiana FACWKudzu Pueraria montana UPLKunth's Maiden Fern Thelypteris kunthii FACW

Laceflower Ptilimnium nuttallii FACWLace-Lip Ladies'-Tresses Spiranthes laciniata OBLLadder Brake Pteris vittata FACLake Huron Green Orchid Platanthera huronensis OBLLakebank Sedge Carex lacustris OBLLakecress Rorippa aquatica OBLLamarck's Bedstraw Galium divaricatum FACLamb's-Quarters Chenopodium album FACULamp Rush Juncus effusus FACWLance-Leaf Buckthorn Rhamnus lanceolata FACLance-Leaf Figwort Scrophularia lanceolata FACULance-Leaf Greenbrier Smilax smallii FACULance-Leaf Moonwort Botrychium lanceolatum FACWLance-Leaf Rose-Gentian Sabatia difformis OBLLance-Leaf Tickseed Coreopsis lanceolata FACULance-Leaf Twistedstalk Streptopus lanceolatus FACLance-Leaf Yellow-Loosestrife Lysimachia lanceolata FACLanglois' Violet Viola langloisii FACWLarge Barnyard Grass Echinochloa crus-galli FACLarge Beak Sedge Rhynchospora macra OBLLarge Cranberry Vaccinium macrocarpon OBLLarge Gallberry Ilex coriacea FACWLarge Gray Willow Salix cinerea FACWLarge Sweet Vernal Grass Anthoxanthum odoratum FACULarge Yellow-Loosestrife Lysimachia punctata OBLLarge-Flower Heartleaf Hexastylis shuttleworthii FACULarge-Flower Primrose-Willow Ludwigia grandiflora OBLLarge-Flower Valerian Valeriana pauciflora FACWLarge-Leaf Grass-of-Parnassus Parnassia grandifolia OBLLarge-Leaf Pondweed Potamogeton amplifolius OBLLarge-Leaf Rose-Gentian Sabatia macrophylla FACWLarge-Leaf Wood-Aster Eurybia macrophylla UPLLarge-Seed Forget-Me-Not Myosotis macrosperma FACLarge-Seed Goosefoot Chenopodium macrospermum FACWLate Goldenrod Solidago gigantea FACWLate Lowbush Blueberry Vaccinium angustifolium FACULate-Flowering Thoroughwort Eupatorium serotinum FACLaurel Oak Quercus laurifolia FACWLaurel-Leaf Greenbrier Smilax laurifolia OBLLavender Bladderwort Utricularia resupinata OBLLawn American-Aster Symphyotrichum divaricatum OBLLawn Burrweed Soliva sessilis FACULawn Marsh-Pennywort Hydrocotyle sibthorpioides FACWLax Hornpod Mitreola petiolata FACWLax-Leaf Yellow-Eyed-Grass Xyris laxifolia OBLLe Conte's Flat Sedge Cyperus lecontei FACWLe Conte's Thistle Cirsium lecontei FACWLeafy Bladderwort Utricularia foliosa OBLLeafy Bulrush Scirpus polyphyllus OBLLeafy Pondweed Potamogeton foliosus OBLLeafy Tussock Sedge Carex aquatilis OBLLeafy-Bract Dwarf Rush Juncus capitatus FACULean Flat Sedge Cyperus setigerus FACLeast Adder's-Tongue Ophioglossum nudicaule FACLeast Duckweed Lemna minuta OBLLeast Moonwort Botrychium simplex FACULeatherleaf Chamaedaphne calyculata OBLLeathery Grape Fern Sceptridium multifidum FACULeathery Knotweed Polygonum achoreum FACULeathery Rush Juncus coriaceus FACWLeavenworth's Goldenrod Solidago leavenworthii FACLeiberg's Rosette Grass Dichanthelium leibergii FACULemonbalm Melissa officinalis UPLLesser Bladder Sedge Carex vesicaria OBL

Lesser Bladderwort Utricularia minor OBLLesser Burrdock Arctium minus FACULesser Canadian St. John's-Wort Hypericumcanadense FACWLesser Clearweed Pilea fontana FACWLesser Creeping Rush Juncus repens OBLLesser Duckweed Lemna aequinoctialis OBLLesser Fringed-Gentian Gentianopsis virgata FACWLesser Hawkbit Leontodon saxatilis FACULesser Herbrobert Geranium robertianum FACULesser Poverty Rush Juncus tenuis FACLesser Purple Fringed Orchid Platanthera psycodes FACWLesser Quaking Grass Briza minor FACWLesser Round-Leaf Orchid Platanthera orbiculata FACLesser St. John's-Wort Hypericum tubulosum OBLLesser Tussock Sedge Carex diandra OBLLettuce-Leaf Pseudosaxifrage Micranthes micranthidifolia OBLLickstoop Dentella repens FACWLicorice Bedstraw Galium circaezans UPLLilac Tassel-Flower Emilia sonchifolia UPLLimber Honeysuckle Lonicera dioica FACULimestone Adder's-Tongue Ophioglossum engelmannii FACULimestone Bittercress Cardamine douglassii FACWLimestone Quillwort Isoetes butleri FACWLimestone Spike-Rush Eleocharis occulta FACWLimestone Wild Basil Clinopodium arkansanum FACULimestone Wild Petunia Ruellia strepens FACLimestone-Forest Sedge Carex superata FACLimestone-Meadow Sedge Carex granularis FACWLimp Manna Grass Glyceria laxa FACWLimpo Grass Hemarthria altissima FACWLinear-Leaf Candy-Flower Montia linearis FACLinear-Leaf Wild Petunia Ruellia simplex FACLittle Aguja Pondweed Potamogeton berchtoldii OBLLittle Barley Hordeum pusillum FACLittle Duckweed Lemna obscura OBLLittle False Bluestem Schizachyrium scoparium FACULittle Floating Bladderwort Utricularia radiata OBLLittle Floatingheart Nymphoides cordata OBLLittle Green Sedge Carex viridula OBLLittle Hedge-Hyssop Gratiola amphiantha OBLLittle Ladies'-Tresses Spiranthes tuberosa FACULittle Mountain Meadow-Rue Thalictrum mirabile FACLittle River Arrowhead Sagittaria secundifolia OBLLittle Walnut Juglans microcarpa FACLittle-Brown-Jug Hexastylis arifolia FACLittle-Head Nut-Rush Scleria oligantha FACULittle-Head Spike-Rush Eleocharis parvula OBLLittle-Hip Hawthorn Crataegus spathulata FACLittle-Hogweed Portulaca oleracea FACLittle-Leaf Milkwort Polygala brevifolia FACWLittle-Leaf Titi Cyrilla racemiflora FACWLittle-Pod False Flax Camelina microcarpa FACULittle-Tooth Sedge Carex microdonta FACWLive Oak Quercus virginiana FACULizard's-Tail Saururus cernuus OBLLoblolly Pine Pinus taeda FACLoblolly-Bay Gordonia lasianthus FACWLog Fern Dryopteris celsa OBLLong Beach Primrose-Willow Ludwigia brevipes OBLLong-Awn Cock's-Spur Grass Echinochloa walteri FACWLong-Beak Arrowhead Sagittaria australis OBLLong-Beak Beak Sedge Rhynchospora scirpoides OBLLong-Beak Sedge Carex sprengelii FACU

Long-Beak Water-Crowfoot Ranunculus longirostris OBLLong-Bract Frog Orchid Coeloglossum viride FACULong-Bract Sedge Carex extensa OBLLong-Bract Spiderwort Tradescantia bracteata UPLLong-Horn False Rein Orchid Habenaria quinqueseta FACWLong-Leaf Basket Grass Oplismenus hirtellus FACULong-Leaf Cut-Throat Grass Coleataenia longifolia FACULong-Leaf Lobelia Lobelia elongata OBLLong-Leaf Milkweed Asclepias longifolia FACLong-Leaf Pine Pinus palustris FACLong-Leaf Pondweed Potamogeton nodosus OBLLong-Leaf Starwort Stellaria longifolia FACWLong-Leaf Sunflower Helianthus longifolius FACLong-Leaf Wedgescale Sphenopholis filiformis UPLLong-Leaf Wood-Oats Chasmanthium sessiliflorum FACLong's Bittercress Cardamine longii OBLLong's Blackberry Rubus longii FACLong's Bulrush Scirpus longii OBLLong's Jacob's-Ladder Polemonium longii FACULong's Rush Juncus longii OBLLong's Sedge Carex longii OBLLong-Sepal Beardtongue Penstemon calycosus UPLLong-Spike Fluff Grass Tridens strictus FACWLong-Spur Violet Viola rostrata FACULong-Stalk Holly Ilex collina FACWLong-Stalk Sedge Carex pedunculata OBLLong-Stem Adder's-Tongue Ophioglossum petiolatum FACLong-Stem Milkwort Polygala longicaulis FACLoomis' Yellow-Loosestrife Lysimachia loomisii OBLLoose Water-Milfoil Myriophyllum laxum OBLLoose-Flower Water-Willow Justicia ovata OBLLoose-Head Beak Sedge Rhynchospora chalarocephala OBLLopsided Indian Grass Sorghastrum secundum FACULopsided Rush Juncus secundus FACULotus Sweetjuice Glinus lotoides FACWLouisiana Bluestar Amsonia ludoviciana FACLouisiana Cup Grass Eriochloa punctata FACWLouisiana Lettuce Lactuca ludoviciana UPLLouisiana Sedge Carex louisianica OBLLouisiana Vetch Vicia ludoviciana FACULouisiana Yellow-Eyed-Grass Xyris louisianica OBLLove-in-a-Puff Cardiospermum halicacabum FACULow Nut-Rush Scleria verticillata OBLLow Pine-Barren Milkwort Polygala ramosa FACWLow Spearwort Ranunculus pusillus OBLLow Spike Sedge Kyllinga pumila FACWLow Water-Milfoil Myriophyllum humile OBLLowland Beardtongue Penstemon alluviorum FACWLowland Bladder Fern Cystopteris protrusa FACLowland Toothcup Rotala ramosior OBLLowland Yellow-Loosestrife Lysimachia hybrida OBLLyre-Leaf Sage Salvia lyrata FACULyre-Leaf Thalecress Arabidopsis lyrata FACUMad Dog Skullcap Scutellaria lateriflora FACWMadagascar-Periwinkle Catharanthus roseus UPLMaid Marian Rhexia nashii OBLMaiden Pink Dianthus deltoides UPLMaiden-Cane Panicum hemitomon FACWMaidenhair Spleenwort Asplenium trichomanes FACMaid-of-the-Mist Thalictrum coriaceum FACUMalaysian False Pimpernel Lindernia crustacea FACUMaleberry Lyonia ligustrina FACWManila Temple Grass Zoysia matrella UPLMan-of-the-Earth Ipomoea pandurata FACU

Man-To-Man Peperomia pellucida UPLMany-Flower Blackberry Rubus floricomus FACMany-Flower Flat Sedge Cyperus lancastriensis FACMany-Flower Marsh-Pennywort Hydrocotyle umbellata OBLMany-Flower Stickseed Hackelia floribunda FACUMany-Fruit Primrose-Willow Ludwigia polycarpa OBLMany-Head Rush Juncus polycephalos OBLMany-Spike Flat Sedge Cyperus polystachyos FACWMaple-Leaf Arrow-Wood Viburnum acerifolium UPLMarginal Wood Fern Dryopteris marginalis FACUMarsh American-Aster Symphyotrichum elliottii OBLMarsh Arrow-Grass Triglochin palustris OBLMarsh Bellflower Campanula aparinoides OBLMarsh Blue Violet Viola cucullata FACWMarsh Bristle Grass Setaria parviflora FACMarsh Cudweed Gnaphalium uliginosum FACMarsh Fimbry Fimbristylis castanea OBLMarsh Flat Sedge Cyperus pseudovegetus FACWMarsh Ladies'-Tresses Spiranthes odorata OBLMarsh Meadow-Foxtail Alopecurus geniculatus OBLMarsh Mermaidweed Proserpinaca palustris OBLMarsh Panic Grass Panicum paludosum OBLMarsh Primrose-Willow Ludwigia palustris OBLMarsh Rose-Gentian Sabatia dodecandra OBLMarsh Straw Sedge Carex hormathodes OBLMarsh Vetchling Lathyrus palustris FACWMarsh Willowherb Epilobium palustre OBLMarshland Blackberry Rubus inclinis FACWMarsh-Millet Zizaniopsis miliacea OBLMarsh-Parsley Cyclospermum leptophyllum FACMarvel-of-Peru Mirabilis jalapa UPLMaryland Black-Snakeroot Sanicula marilandica FACUMaryland Golden-Aster Chrysopsis mariana UPLMaryland Meadow-Beauty Rhexia mariana OBLMaryland Milkwort Polygala mariana FACWMaryland Wild Sensitive-Plant Senna marilandica FACMat Amaranth Amaranthus blitoides FACMatted Sandmat Euphorbia serpens FACWMatted Water-Starwort Callitriche peploides OBLMaximilian Sunflower Helianthus maximiliani UPLMay Grass Phalaris caroliniana FACWMay-Apple Podophyllum peltatum FACUMaystar Trientalis borealis FACMeadow Alexanders Zizia trifoliata FACUMeadow Barley Hordeum brachyantherum FACMeadow Evening-Primrose Oenothera pilosella FACMeadow False Rye Grass Schedonorus pratensis FACUMeadow Garlic Allium canadense FACUMeadow Horsetail Equisetum pratense FACWMeadow Love Grass Eragrostis refracta FACWMeadow Spike-Moss Selaginella apoda FACWMeadow Vetchling Lathyrus pratensis FACUMeadow Willow Salix petiolaris FACWMead's Sedge Carex meadii FACMediterranean Canary Grass Phalaris paradoxa FACMediterranean Schenkia Schenkia spicata FACWMeehan's-Mint Meehania cordata FACUMelic Manna Grass Glyceria melicaria OBLMerlin's-Grass Isoetes tegetiformans OBLMexican Flat Sedge Cyperus distans OBLMexican Ground-Cherry Physalis philadelphica UPLMexican Love Grass Eragrostis mexicana UPLMexican Mosquito Fern Azolla microphylla OBLMexican Muhly Muhlenbergia mexicana FACW

Mexican Primrose-Willow Ludwigia octovalvis OBLMexican Starwort Stellaria cuspidata FACMexican-Fireplant Euphorbia heterophylla FACUMexican-Fireweed Bassia scoparia UPLMexican-Tea Dysphania ambrosioides FACUMiccosukee Gooseberry Ribes echinellum FACMichaux's Gladecress Leavenworthia uniflora FACMichaux's Milkweed Asclepias michauxii FACMichaux's Pseudosaxifrage Micranthes petiolaris FACUMichaux's Sedge Carex michauxiana OBLMichigan Lily Lilium michiganense FACWMild Water-Pepper Persicaria hydropiper OBLMile-a-Minute-Vine Ipomoea cairica FACUMillet Beak Sedge Rhynchospora miliacea OBLMiner's Pepperwort Lepidium densiflorum FACMiner's-Lettuce Claytonia perfoliata FACUMingled Beak Sedge Rhynchospora mixta OBLMiniature Flat Sedge Cyperus prolifer FACWMiniature-Beefsteakplant Mosla dianthera FACUMinniebush Menziesia pilosa FACMinute Duckweed Lemna perpusilla OBLMississippi Buttercup Ranunculus laxicaulis OBLMissouri Blackberry Rubus vigilis FACWMissouri Dewberry Rubus missouricus FACUMissouri Ironweed Vernonia missurica FACUMissouri Orange Coneflower Rudbeckia missouriensis UPLMissouri Violet Viola missouriensis FACUMissouri Willow Salix eriocephala FACWMitchell's Sedge Carex mitchelliana OBLModoc Yellowcress Rorippa tenerrima FACMohr's Barbara's-Buttons Marshallia mohrii FACWMohr's Bluestem Andropogon mohrii FACWMohr's Thoroughwort Eupatorium mohrii FACMonkey's Paw Palhinhaea cernua FACMonongahela Barbara's-Buttons Marshalliagrandiflora FACMorrow's Honeysuckle Lonicera morrowii FACUMosquito Bead Sedge Rhynchospora crinipes OBLMosquito Bulrush Scirpus hattorianus OBLMother-of-the-Evening Hesperis matronalis FACUMoundlily Yucca Yucca gloriosa FACMountain Asphodel Narthecium montanum FACWMountain Azalea Rhododendron canescens FACWMountain Bellwort Uvularia puberula FACUMountain Bugbane Actaea podocarpa FACUMountain Doll's Daisy Boltonia montana FACWMountain False Deathcamas Anticlea elegans FACMountain Fly-Honeysuckle Lonicera villosa FACWMountain Holly Ilex montana FACUMountain Maple Acer spicatum FACUMountain Meadow-Rue Thalictrum clavatum FACWMountain St. John's-Wort Hypericum graveolens FACMountain Sweet Pitcherplant Sarracenia jonesii OBLMountain Tarplant Madia glomerata FACUMountain Valerian Valeriana uliginosa OBLMountain Wood Fern Dryopteris campyloptera UPLMountain-Laurel Kalmia latifolia FACUMourning Love Grass Eragrostis lugens FACMouse's-Ear Stachys crenata FACUMt. Albert Goldenrod Solidago simplex FACUMuck Sunflower Helianthus simulans FACWMud Sedge Carex limosa OBLMudbank Crown Grass Paspalum dissectum OBLMudmats Glossostigma cleistanthum OBL

Muehlenberg's Nut-Rush Scleria muehlenbergii FACMullein-Foxglove Dasistoma macrophylla FACUMuricate Sedge Carex muricata FACMuscadine Vitis rotundifolia FACMuskflower Mimulus moschatus OBLMuskingum Sedge Carex muskingumensis OBLMyrtle Dahoon Ilex myrtifolia FACWNaked Broom-Rape Orobanche uniflora FACUNaked-Stem Dewflower Murdannia nudiflora FACNanny-Berry Viburnum lentago FACNantucket Service-Berry Amelanchier nantucketensis FACUNarrow Beech Fern Phegopteris connectilis FACUNarrow False Oat Trisetum spicatum FACUNarrow Pipewort Eriocaulon lineare OBLNarrow Plume Grass Saccharum baldwinii OBLNarrow-Fruit Horned Beak SedgeRhynchospora inundata OBLNarrow-Leaf Arrowhead Sagittaria filiformis OBLNarrow-Leaf Bird's-Foot-Trefoil Lotus tenuis FACUNarrow-Leaf Bittercress Cardamine impatiens FACNarrow-Leaf Blue-Eyed-Grass Sisyrinchium angustifolium FACWNarrow-Leaf Burr-Reed Sparganium angustifolium OBLNarrow-Leaf Bush-Clover Lespedeza angustifolia FACNarrow-Leaf Carpet Grass Axonopus fissifolius FACWNarrow-Leaf Cat-Tail Typha angustifolia OBLNarrow-Leaf Evening-Primrose Oenothera fruticosa FACNarrow-Leaf False Dragonhead Physostegia angustifolia FACWNarrow-Leaf Fireweed Chamaenerion angustifolium FACNarrow-Leaf Gentian Gentiana linearis OBLNarrow-Leaf Ironweed Vernonia lettermannii FACWNarrow-Leaf Mountain-Mint Pycnanthemum tenuifolium FACWNarrow-Leaf Mountain-Trumpet Collomia linearis UPLNarrow-Leaf Paleseed Leucospora multifida OBLNarrow-Leaf Primrose-Willow Ludwigia linearis OBLNarrow-Leaf Rose-Gentian Sabatia brachiata FACUNarrow-Leaf Silk-Grass Pityopsis graminifolia UPLNarrow-Leaf Water-Plantain Alisma gramineum OBLNarrow-Leaf Whitetop Rhynchospora colorata FACWNarrow-Panicle Rush Juncus brevicaudatus OBLNash's Blue-Eyed-Grass Sisyrinchium nashii FACNavel Cornsalad Valerianella umbilicata FACNebraska Sedge Carex nebrascensis OBLNecklace Gladecress Leavenworthia torulosa OBLNecklace Sedge Carex projecta FACWNeckweed Veronica peregrina FACNeedle Beak Sedge Rhynchospora capillacea OBLNeedle Blue-Eyed-Grass Sisyrinchium capillare FACWNeedle Palm Rhapidophyllum hystrix FACWNeedle Spike-Rush Eleocharis acicularis OBLNeedle Viper Grass Dinebra panicea FACWNeedle-Leaf Pincushion-Plant Navarretia intertexta FACWNeedle-Leaf Rosette Grass Dichanthelium aciculare FACUNeedle-Pod Rush Juncus scirpoides FACWNeedle-Tip Blue-Eyed-Grass Sisyrinchium mucronatum FACNerveless Woodland Sedge Carex leptonervia FACWNet-Leaf Hackberry Celtis reticulata UPLNetted Chain Fern Woodwardia areolata FACWNetted Nut-Rush Scleria reticularis OBLNettle-Leaf Goosefoot Chenopodium murale FACUNew Belgium American-Aster Symphyotrichum novi-belgii FACWNew England American-Aster Symphyotrichum novae-angliae FACWNew England Club-Rush Schoenoplectus novae-angliae OBLNew England Sedge Carex novae-angliae FACUNew Jersey Blueberry Vaccinium caesariense OBL

New Jersey Muhly Muhlenbergia torreyana FACWNew Jersey Rush Juncus caesariensis OBLNew Orleans Dewberry Rubus sons FACNew York Fern Parathelypteris noveboracensis FACNew York Ironweed Vernonia noveboracensis FACWNight Flowering-Jassamine Cestrum nocturnum UPLNight-and-Afternoon Pseuderanthemum variabile FACUNightcaps Anemone quinquefolia FACUNight-Flowering Wild Petunia Ruellia noctiflora FACWNimblewill Muhlenbergia schreberi FACNipple-Bract Arrowhead Sagittaria papillosa OBLNits-and-Lice Hypericum drummondii UPLNodding Beak Sedge Rhynchospora inexpansa FACWNodding Beardtongue Penstemon laxiflorus FACNodding Burr-Marigold Bidens cernua OBLNodding Fescue Festuca subverticillata FACUNodding Mouse-Ear ChickweedCerastium nutans FACNodding Onion Allium cernuum FACUNodding Plumeless-Thistle Carduus nutans UPLNodding Rattlesnake-Root Nabalus crepidineus FACUNodding Sedge Carex gynandra OBLNodding Trillium Trillium flexipes FACNodding Wild Rye Elymus canadensis FACUNootka Alkali Grass Puccinellia nutkaensis FACWNortheastern Sedge Carex cryptolepis OBLNorthern Adder's-Tongue Ophioglossum pusillum FACWNorthern Bayberry Morella pensylvanica FACNorthern Bedstraw Galium boreale FACUNorthern Bent Agrostis mertensii FACUNorthern Bluethread Burmannia biflora OBLNorthern Bog Bedstraw Galium labradoricum OBLNorthern Bog Club-Moss Lycopodiella inundata OBLNorthern Bog Sedge Carex gynocrates OBLNorthern Bog Violet Viola nephrophylla FACWNorthern Bracken Fern Pteridium aquilinum FACUNorthern Catalpa Catalpa speciosa FACNorthern Cluster Sedge Carex arcta OBLNorthern Coastal Violet Viola brittoniana FACNorthern Dwarf Huckleberry Gaylussacia bigeloviana OBLNorthern Evening-Primrose Oenothera parviflora FACUNorthern Frogfruit Phyla lanceolata OBLNorthern Green Rush Juncus alpinoarticulatus OBLNorthern Holly Fern Polystichum lonchitis UPLNorthern Lady Fern Athyrium angustum FACNorthern Long Sedge Carex folliculata OBLNorthern Maidenhair Adiantum pedatum FACNorthern Oak Fern Gymnocarpium dryopteris UPLNorthern Red Oak Quercus rubra FACUNorthern Rosette Grass Dichanthelium boreale FACUNorthern Slender Ladies'-TressesSpiranthes lacera FACUNorthern Spicebush Lindera benzoin FACNorthern St. John's-Wort Hypericum boreale OBLNorthern Stinkweed Cleomella angustifolia FACNorthern Sweet Vernal Grass Anthoxanthum hirtum FACWNorthern Water-Horehound Lycopus uniflorus OBLNorthern Watermeal Wolffia borealis OBLNorthern Water-Plantain Alisma triviale OBLNorthern White Oak Quercus alba FACUNorthern Wild Rice Zizania palustris OBLNorthern Woodland Violet Viola septentrionalis FACUNorthern Yellow-Eyed-Grass Xyris montana OBLNorthwest Territory Sedge Carex utriculata OBL

Norway Maple Acer platanoides UPLNorwegian Cinquefoil Potentilla norvegica FACUNoyau-Vine Merremia dissecta FACUNutmeg Hickory Carya myristiciformis FACWNuttall's Lobelia Lobelia nuttallii FACWNuttall's Milkwort Polygala nuttallii FACNuttall's Mudflower Micranthemum micranthemoides

OBLNuttall's Poverty-Weed Monolepis nuttalliana UPLNuttall's Rayless-Goldenrod Bigelowia nuttallii FACUNuttall's Reed Grass Calamagrostis coarctata OBLNuttall's Sunflower Helianthus nuttallii FACWNuttall's Thistle Cirsium nuttallii FACNuttall's Water-Starwort Callitriche pedunculosa FACWOakes' Pondweed Potamogeton oakesianus OBLOak-Leaf Fleabane Erigeron quercifolius FACWOak-Leaf Goosefoot Chenopodium glaucum FACWOat Avena sativa UPLObedient-Plant Physostegia virginiana FACOblong-Fruit Service-Berry Amelanchier bartramiana FACOcean-Blue Morning-Glory Ipomoea indica FACOcean-Blue Scorpion-Weed Phacelia ranunculacea FACWOcmulgee Skullcap Scutellaria ocmulgee FACWOconee-Bells Shortia galacifolia FACUOctober Ladies'-Tresses Spiranthes ovalis FACOgeechee Tupelo Nyssa ogeche OBLOglethorpe Oak Quercus oglethorpensis FACOhio Buckeye Aesculus glabra FACUOhio Goldenrod Solidago ohioensis OBLOklahoma Blackberry Rubus oklahomus FACOklahoma Sedge Carex oklahomensis OBLOldfield Blackberry Rubus alumnus FACUOldfield Cinquefoil Potentilla simplex FACUOldfield Sneezeweed Helenium campestre FACOld-Man-in-the-Spring Senecio vulgaris FACUOldwoman Artemisia stelleriana FACUOne-Flower Bedstraw Galium uniflorum FACUOne-Flower False Fiddleleaf Hydrolea uniflora OBLOne-Flower Honeycomb-Head Balduina uniflora FACWOne-Flower Indian-Pipe Monotropa uniflora FACUOne-Flower Stitchwort Minuartia uniflora FACWOne-Row Watercress Nasturtium microphyllum OBLOne-Seed Burr-Cucumber Sicyos angulatus FACUOntario American-Aster Symphyotrichum ontarionis FACOpen-Field Sedge Carex conoidea FACUOpen-Flower Rosette Grass Dichanthelium laxiflorum FACUOpposite-Leaf Spotflower Acmella repens FACWOrange Azalea Rhododendron austrinum FACOrange Coneflower Rudbeckia fulgida FACOrange Day-Lily Hemerocallis fulva FACUOrange Milkwort Polygala lutea FACWOrange-Eye Butterfly-Bush Buddleja davidii FACUOrange-Grass Hypericum gentianoides UPLOrchard Grass Dactylis glomerata FACUOriental False Hawk's-Beard Youngia japonica FACUOriental Lady's-Thumb Persicaria posumbu FACUOsage-Orange Maclura pomifera UPLOsceola's-Plume Stenanthium densum OBLOstrich Fern Matteuccia struthiopteris FACWOswego-Tea Monarda fistulosa UPLOval Sedge Carex leporina FACOval-Leaf Sedge Carex cephalophora FACUOvate False Fiddleleaf Hydrolea ovata OBLOvate Marsh Fern Thelypteris ovata FACW

Overcup Oak Quercus lyrata OBLOx-Eye Daisy Leucanthemum vulgare UPLOzark Sedge Carex ozarkana OBLOzark Witch-Hazel Hamamelis vernalis FACUPacific Wormwood Artemisia campestris UPLPai'i'iho Christella dentata FACPainted Buckeye Aesculus sylvatica FACPainted Trillium Trillium undulatum FACUPainted-Nettle Solenostemon scutellarioides FACUPaiuteweed Suaeda calceoliformis FACWPale Beak Sedge Rhynchospora pallida OBLPale Beardtongue Penstemon pallidus FACUPale Bulrush Scirpus pallidus OBLPale Dock Rumex altissimus FACWPale Dogwood Cornus obliqua FACWPale Duckweed Lemna valdiviana OBLPale False Manna Grass Torreyochloa pallida OBLPale Grass-Pink Calopogon pallidus OBLPale Great Club-Rush Schoenoplectus heterochaetus OBLPale Lobelia Lobelia appendiculata FACPale Sedge Carex pallescens FACWPale St. John's-Wort Hypericum ellipticum OBLPale Touch-Me-Not Impatiens pallida FACWPale-Green Orchid Platanthera flava FACWPale-Leaf Woodland Sunflower Helianthus strumosus FACUPale-Seed Plantain Plantago virginica UPLPale-Spike Lobelia Lobelia spicata FACPale-Yellow Iris Iris pseudacorus OBLPalmer's Pseudosaxifrage Micranthes palmeri FACPan-American Balsamscale Elionurus tripsacoides FACPanic Liverseed Grass Urochloa panicoides FACUPanicled Hydrangea Hydrangea paniculata FACPanicled Indigo-Bush Amorpha paniculata FACWPanicled-Leaf Tick-Trefoil Desmodium paniculatum FACUPaper Birch Betula papyrifera FACUPaper-Mulberry Broussonetia papyrifera UPLPara Liverseed Grass Urochloa mutica FACWParasol White-Top Doellingeria umbellata FACWParrot's-Feather Myriophyllum aquaticum OBLParsley Hawthorn Crataegus marshallii FACPartridge-Berry Mitchella repens FACUPartridge-Pea Chamaecrista nictitans FACUPasture Spike Sedge Kyllinga gracillima FACUPeach-Leaf Willow Salix amygdaloides FACWPearl Yarrow Achillea ptarmica FACUPearl-Millet Cenchrus americanus FACUPearly-Everlasting Anaphalis margaritacea UPLPeatree Sesbania herbacea FACPecan Carya illinoinensis FACUPeel-Bark St. John's-Wort Hypericum fasciculatum FACWPennsylvania Blackberry Rubus pensilvanicus FACPennsylvania Buttercup Ranunculus pensylvanicus OBLPennsylvania Cinquefoil Potentilla pensylvanica FACUPennsylvania Everlasting Gamochaeta pensylvanica UPLPennsylvania Pellitory Parietaria pensylvanica FACUPennsylvania Rush Juncus gymnocarpus OBLPennyroyal Mentha pulegium OBLPeppervine Ampelopsis arborea FACWPerennial Goober Grass Amphicarpum muehlenbergianum

FACWPerennial Quaking Grass Briza media FACPerennial Ragweed Ambrosia psilostachya FACPerennial Rye Grass Lolium perenne FACUPerennial Saltmarsh American-Aster

Symphyotrichum tenuifolium OBLPerfoliate Bellwort Uvularia perfoliata FACUPeruvian Crown Grass Paspalum racemosum FACPeruvian Ground-Cherry Physalis peruviana UPLPeruvian Primrose-Willow Ludwigia peruviana OBLPestilence-Wort Petasites hybridus FACPetersen's-Spleenwort Deparia petersenii FACWPetiteplant Lepuropetalon spathulatum FACWPetticoat-Climber Eragrostis spectabilis UPLPhiladelphia Fleabane Erigeron philadelphicus FACUPhiladelphia Panic Grass Panicum philadelphicum FACPickerelweed Pontederia cordata OBLPickering's Dawnflower Stylisma pickeringii FACPickering's Reed Grass Calamagrostis pickeringii FACWPiedmont Bladderwort Utricularia olivacea OBLPiedmont Cowbane Oxypolis ternata FACWPiedmont False Pimpernel Lindernia monticola OBLPiedmont Quillwort Isoetes piedmontana OBLPiedmont Staggerbush Lyonia mariana FACPignut Hickory Carya glabra FACUPill-Pod Sandmat Euphorbia hirta UPLPimpernel Willowherb Epilobium anagallidifolium FACPin Oak Quercus palustris FACWPineapple-Weed Matricaria discoidea FACUPine-Barren Featherbells Stenanthium leimanthoides OBLPine-Barren Flat Sedge Cyperus retrorsus FACPine-Barren Fluff Grass Tridens ambiguus FACWPine-Barren Gentian Gentiana autumnalis FACWPine-Barren Goldenrod Solidago fistulosa FACWPine-Barren Rush Juncus abortivus OBLPine-Barren Sand-Reed Calamovilfa brevipilis OBLPine-Barren Sedge Carex turgescens OBLPine-Barren Thoroughwort Eupatorium resinosum OBLPineland Beak Sedge Rhynchospora perplexa FACWPineland Dewberry Rubus hypolasius FACPineland Rayless-Goldenrod Bigelowia nudata FACWPineland Sword Fern Polystichum munitum FACUPineland Three-Awn Aristida stricta FACPinewoods Finger Grass Eustachys petraea FACUPinewoods Rose-Gentian Sabatia gentianoides OBLPink Azalea Rhododendron periclymenoides

FACPink Bogbutton Sclerolepis uniflora OBLPink Fuzzy-Bean Strophostyles umbellata FACUPink Knotweed Persicaria bicornis FACWPink Lady's-Slipper Cypripedium acaule FACUPink Redstem Ammannia latifolia OBLPink Slender-Thoroughwort Fleischmannia incarnata FACPink Sundew Drosera capillaris OBLPink Tickseed Coreopsis rosea FACWPink Turtlehead Chelone lyonii FACWPink Wintergreen Pyrola asarifolia FACPinkqueen Tarenaya hassleriana FACUPink-Shell Azalea Rhododendron vaseyi FACUPinkweed Persicaria pensylvanica FACWPitch Pine Pinus rigida FACUPitcher's Stitchwort Minuartia patula UPLPitchfork Crown Grass Paspalum bifidum FACWPit-Scale Grass Hackelochloa granularis FACUPitted Stripeseed Piriqueta cistoides FACPlanertree Planera aquatica OBLPlantain Liverseed Grass Urochloa plantaginea FACPlowman's-Wort Pluchea camphorata FACWPlumed Beak Sedge Rhynchospora plumosa FACW

Plymouth Rose-Gentian Sabatia kennedyana OBLPointed Broom Sedge Carex scoparia FACWPoiret's Copperleaf Acalypha poiretii FACUPoison-Bean Sesbania drummondii FACWPoison-Hemlock Conium maculatum FACWPoison-Sumac Toxicodendron vernix OBLPoke Milkweed Asclepias exaltata FACUPoliceman's-Helmet Impatiens glandulifera FACWPond Flat Sedge Cyperus ochraceus FACWPond Harperella Harperella nodosa OBLPond Pine Pinus serotina OBLPond Primrose-Willow Ludwigia arcuata OBLPond Water-Starwort Callitriche stagnalis OBLPond-Cypress Taxodium ascendens OBLPondspice Litsea aestivalis OBLPoorjoe Diodia teres UPLPoorland Flat Sedge Cyperus compressus FACPoorman's-Pepperwort Lepidium virginicum FACUPorcupine Sedge Carex hystericina OBLPorknut Vachellia macracantha FACUPossumhaw Viburnum nudum OBLPost Oak Quercus stellata UPLPotato Dwarf-Dandelion Krigia dandelion FACPowderpuff Mimosa strigillosa FACPowdery Alligator-Flag Thalia dealbata OBLPrairie Blue Grass Poa arida FACPrairie Bundle-Flower Desmanthus illinoensis FACPrairie Buttercup Ranunculus platensis FACPrairie Cup Grass Eriochloa contracta FACUPrairie Dogshade Limnosciadium pumilum OBLPrairie Dropseed Sporobolus heterolepis UPLPrairie False Foxglove Agalinis heterophylla FACUPrairie Fleabane Erigeron strigosus FACUPrairie Groundsel Packera plattensis FACUPrairie Iris Iris savannarum OBLPrairie Ironweed Vernonia fasciculata FACPrairie Milkweed Asclepias sullivantii FACPrairie Panic Grass Panicum brachyanthum FACPrairie Plantain Plantago elongata FACWPrairie Rose Rosa arkansana FACUPrairie Rosinweed Silphium terebinthinaceum FACUPrairie Sedge Carex prairea FACWPrairie Spiderwort Tradescantia occidentalis UPLPrairie Straw Sedge Carex suberecta OBLPrairie Wedgescale Sphenopholis obtusata FACPrairie White Fringed Orchid Platanthera leucophaea FACWPrairie Willow Salix humilis FACUPrairie Wood-Aster Eurybia hemispherica FACUPretty Sedge Carex woodii UPLPrice's American-Aster Symphyotrichum priceae FACUPrickley Tree-Club-Moss Dendrolycopodium dendroideum

FACUPrickly Bog Sedge Carex atlantica FACWPrickly Comfrey Symphytum asperum UPLPrickly Fanpetals Sida spinosa UPLPrickly Hornwort Ceratophyllum muricatum OBLPrickly Lettuce Lactuca serriola FACPrickly Rose Rosa acicularis FACUPrickly Russian-Thistle Salsola tragus FACUPrickly Sedge Carex spicata FACPride-of-Ohio Dodecatheon meadia FACUPride-of-the-Peak Platanthera fissa FACWPrimroseleaf Violet Viola primulifolia FACPrincess-Pine Dendrolycopodium obscurum FACU

Princesstree Paulownia tomentosa UPLProcession-Flower Polygala incarnata FACUProliferous Marsh-Pennywort Hydrocotyle prolifera OBLPropeller-Flower Alophia drummondii FACUProstrate Blue Violet Viola walteri FACUProstrate Club-Moss Lycopodiella margueritae FACWProstrate False Pimpernel Lindernia procumbens FACWProstrate Sandmat Euphorbia prostrata FACUPrune-Fruit Sedge Carex corrugata FACWPuffballs Marshallia caespitosa FACUPull-and-Be-Damned Paspalum denticulatum OBLPumpkin Ash Fraxinus profunda OBLPurple Amaranth Amaranthus blitum FACUPurple Avens Geum rivale OBLPurple Chokeberry Aronia prunifolia FACWPurple False Foxglove Agalinis purpurea FACWPurple Five-Leaf Orchid Isotria verticillata FACUPurple Flat Sedge Cyperus rotundus FACPurple Foxglove Digitalis purpurea UPLPurple Loosestrife Lythrum salicaria FACWPurple Love Grass Eragrostis pectinacea FACPurple Marshlocks Comarum palustre OBLPurple Meadow-Rue Thalictrum dasycarpum FACWPurple Milkweed Asclepias purpurascens FACUPurple Milkwort Polygala sanguinea FACPurple Moor Grass Molinia caerulea FACUPurple Pitcherplant Sarracenia purpurea OBLPurple Rattlesnake-Root Nabalus racemosus FACWPurple River-Hemp Sesbania punicea FACPurple Silkyscale Anthenantia rufa FACUPurple Spike-Rush Eleocharis atropurpurea FACWPurple Willow Salix purpurea FACWPurple-Disk Honeycomb-Head Balduina atropurpurea FACWPurple-Head Sneezeweed Helenium flexuosum FACPurple-Leaf Willowherb Epilobium coloratum FACWPurple-Rocket Iodanthus pinnatifidus FACWPurple-Stem American-Aster Symphyotrichum puniceum OBLPurple-Stem Angelica Angelica atropurpurea OBLPurple-Stem Monkey-Flower Mimulus floribundus OBLPurple-Top Vervain Verbena bonariensis FACPussy Willow Salix discolor FACWPygmy Ground-Cherry Physalis minima FACUPygmy Smartweed Persicaria minor OBLPygmy-Flower Vetch Vicia minutiflora FACQuaker Bittercress Cardamine pensylvanica OBLQuaker-Ladies Houstonia caerulea FACUQuaking Aspen Populus tremuloides FACQuarterman's Hedge-Hyssop Gratiola quartermaniae FACQueen Anne's-Lace Daucus carota UPLQueendevil Hieracium gronovii UPLQueen-of-the-Meadow Filipendula ulmaria FACWQueen-of-the-Prairie Filipendula rubra FACWQueen's-Jewels Antigonon leptopus FACUQuill Sedge Carex tenera FACQuillwort Arrowhead Sagittaria isoetiformis OBLQuinineweed Zeltnera beyrichii FACURabbitbells Crotalaria rotundifolia UPLRacemed Milkwort Polygala polygama UPLRagged-Robin Silene flos-cuculi FACURambler Rose Rosa multiflora FACURamp Allium tricoccum FACURam's-Horn Proboscidea louisiana FACURanenna Grass Saccharum ravennae UPLRankin's Trumpet-Flower Gelsemium rankinii FAC

Rannoch-Rush Scheuchzeria palustris OBLRape Brassica rapa UPLRat-Tail Six-Weeks Grass Vulpia myuros UPLRattlesnake Brome Bromus briziformis FACURattlesnake Fern Botrypus virginianus FACURattlesnake Manna Grass Glyceria canadensis OBLRattlesnake-Master Eryngium aquaticum OBLRattleweed Crotalaria retusa UPLRavenel's Pipewort Eriocaulon ravenelii OBLRavenel's Rosette Grass Dichanthelium ravenelii FACURaven-Foot Sedge Carex crus-corvi OBLRayless Mock Goldenrod Brintonia discoidea FACUReclining Bulrush Scirpus flaccidifolius OBLRed Baneberry Actaea rubra UPLRed Bay Persea borbonia FACWRed Bearberry Arctostaphylos uva-ursi UPLRed Buckeye Aesculus pavia FACRed Chokeberry Aronia arbutifolia FACWRed Clover Trifolium pratense FACURed Columbine Aquilegia canadensis FACRed Elder Sambucus racemosa FACURed Fescue Festuca rubra FACURed Goosefoot Chenopodium rubrum FACWRed Hickory Carya ovalis FACURed Love Grass Eragrostis secundiflora UPLRed Mangrove Rhizophora mangle OBLRed Maple Acer rubrum FACRed Milkweed Asclepias rubra OBLRed Mulberry Morus rubra FACURed Osier Cornus alba FACWRed Pine Pinus resinosa FACURed Saltwort Salicornia rubra OBLRed Spruce Picea rubens FACURed Three-Awn Aristida longespica UPLRed Turtlehead Chelone obliqua OBLRedbud Cercis canadensis FACUReddish Pondweed Potamogeton alpinus OBLRed-Head Pondweed Potamogeton richardsonii OBLRed-Margin Zephyr-Lily Zephyranthes simpsonii FACRed-Pod Rush Juncus trigonocarpus OBLRed-Ring Milkweed Asclepias variegata FACURed-Root Amaranthus retroflexus FACURed-Root Flat Sedge Cyperus erythrorhizos FACWRed-Seed Plantain Plantago rhodosperma UPLRedstar Ipomoea coccinea FACURed-Tinge Bulrush Scirpus microcarpus OBLRed-Top Cut-Throat Grass Coleataenia rigidula FACWRed-Twig Deciduous-Doghobble Eubotrysrecurva FACURed-Whisker Clammyweed Polanisia dodecandra FACUReed Canary Grass Phalaris arundinacea FACWReflexed Flat Sedge Cyperus refractus FACUReflexed Sedge Carex retroflexa FACUResurrection Fern Pleopeltis polypodioides FACURetrorse Sedge Carex retrorsa FACWReversed Clover Trifolium resupinatum UPLRhodes Grass Chloris gayana FACURhodora Rhododendron canadense FACWRibbed Mock Bishopweed Ptilimnium costatum FACWRibbon-Leaf Pondweed Potamogeton epihydrus OBLRice Button American-Aster Symphyotrichum dumosum FACRice Cut Grass Leersia oryzoides OBLRicefield Flat Sedge Cyperus iria FACWRichard's Yellow-Eyed-Grass Xyris jupicai OBL

Richardson's Alumroot Heuchera richardsonii FACRichardson's Sedge Carex richardsonii UPLRichweed Collinsonia canadensis FACRiddell's Goldenrod Solidago riddellii OBLRidged Yellow Flax Linum striatum FACWRidge-Stem False Foxglove Agalinis oligophylla FACRigid Sedge Carex tetanica FACWRing-Seed Rush Juncus filipendulus FACRiver Birch Betula nigra FACWRiver Broom-Rape Orobanche riparia FACWRiver Club-Rush Schoenoplectus fluviatilis OBLRiver-Bank Grape Vitis riparia FACWRiver-Bank Wild Rye Elymus riparius FACWRobbins' Spike-Rush Eleocharis robbinsii OBLRobin-Run-Away Rubus dalibarda FACRobin's-Plantain Erigeron pulchellus FACURock Buttercup Ranunculus micranthus FACURock Elm Ulmus thomasii FACURock Fir-Moss Huperzia porophila FACURock Grape Vitis rupestris FACURockweed Pilea microphylla FACRocky Mountain Beeplant Peritoma serrulata FACURocky Mountain Club-Rush Schoenoplectus saximontanus OBLRocky Mountain Goldenrod Solidago multiradiata FACURoemer's Rush Juncus roemerianus OBLRoosevelt-Weed Baccharis neglecta FACRooted Spike-Rush Eleocharis radicans OBLRope-Root Sedge Carex chordorrhiza OBLRosebud Orchid Cleistesiopsis divaricata FACRose-Moss Portulaca grandiflora UPLRose-of-Plymouth Sabatia stellaris FACWRose-Pink Sabatia angularis FACRosette Crinklemat Tiquilia nuttallii FACURosy Camphorweed Pluchea baccharis FACWRosy Pitcherplant Sarracenia rosea OBLRosy Sedge Carex rosea FACURougeplant Rivina humilis UPLRough Avens Geum laciniatum FACRough Barnyard Grass Echinochloa muricata FACWRough Bedstraw Galium asprellum OBLRough Bent Agrostis scabra FACRough Boneset Eupatorium pilosum FACWRough Bristle Grass Setaria verticillata FACRough Cockleburr Xanthium strumarium FACRough Flat Sedge Cyperus retrofractus UPLRough Forget-Me-Not Myosotis arvensis UPLRough Rosette Grass Dichanthelium leucothrix FACWRough White Prairie American-AsterSymphyotrichum falcatum FACRough Wood-Aster Eurybia radula OBLRough-Fruit Amaranth Amaranthus tuberculatus FACWRough-Fruit Scaleseed Spermolepis divaricata FACURough-Hair Rosette Grass Dichanthelium strigosum FACRough-Hairy Waterfall Fern Christella hispidula FACURough-Leaf Dogwood Cornus drummondii FACRough-Leaf Yellow-Loosestrife Lysimachia asperulifolia OBLRough-Stalk Blue Grass Poa trivialis FACWRound-Fruit Hedge-Hyssop Gratiola virginiana OBLRound-Fruit Rush Juncus compressus FACWRound-Head Bush-Clover Lespedeza capitata FACURound-Head Club-Rush Scirpoides holoschoenus OBLRound-Head Rush Juncus validus FACWRound-Leaf Goldenrod Solidago patula OBLRound-Leaf Groundsel Packera obovata FACU

Round-Leaf Monkey-Flower Mimulus glabratus OBLRound-Leaf Sundew Drosera rotundifolia OBLRound-Leaf Thimbleweed Anemone canadensis FACWRound-Leaf Thoroughwort Eupatorium rotundifolium FACRound-Leaf Toothcup Rotala rotundifolia OBLRound-Leaf Yellow Violet Viola rotundifolia FACRound-Pod St. John's-Wort Hypericum cistifolium FACWRound-Seed Rosette Grass Dichanthelium sphaerocarpon FACURound-Seed St. John's-Wort Hypericum sphaerocarpum FACRoyal Fern Osmunda spectabilis OBLRuby Sandspurry Spergularia rubra FACURue-Anemone Thalictrum thalictroides FACURufous Bulrush Scirpus pendulus OBLRugosa Rose Rosa rugosa FACURunning Ground-Pine Lycopodium clavatum FACRunning Service-Berry Amelanchier spicata FACURunning Strawberry-Bush Euonymus obovatus FACRush-Featherling Pleea tenuifolia OBLRusset Buffalo-Berry Shepherdia canadensis UPLRussian Blue Lettuce Lactuca tatarica FACRussian-Olive Elaeagnus angustifolia FACURussian-Thistle Salsola kali FACURusty Blackhaw Viburnum rufidulum UPLRusty Flat Sedge Cyperus odoratus FACWRusty Labrador-Tea Rhododendron groenlandicum OBLSacred Lotus Nelumbo nucifera OBLSacred Thorn-Apple Datura wrightii FACUSage Willow Salix candida OBLSago False Pondweed Stuckenia pectinata OBLSaline Saltbush Atriplex dioica FACSaltmarsh Alkali Grass Puccinellia fasciculata OBLSaltmarsh Club-Rush Schoenoplectus maritimus OBLSaltmarsh False Foxglove Agalinis maritima FACWSaltmarsh Loosestrife Lythrum lineare OBLSaltmarsh Rush Juncus gerardii FACWSaltmarsh Sandspurry Spergularia marina OBLSaltmarsh Spike-Rush Eleocharis halophila OBLSaltmarsh Umbrella Sedge Fuirena breviseta OBLSalt-Meadow Cord Grass Spartina patens FACWSaltwater Cord Grass Spartina alterniflora OBLSampson's-Snakeroot Orbexilum pedunculatum FACUSand Bittercress Cardamine parviflora FACUSand Blackberry Rubus cuneifolius UPLSand Dropseed Sporobolus cryptandrus UPLSand Flat Sedge Cyperus schweinitzii FACUSand Plantain Plantago arenaria FACUSand Spike-Rush Eleocharis montevidensis FACWSand Violet Viola affinis FACWSandbar Love Grass Eragrostis frankii FACWSandbar Willow Salix interior FACWSandbog Deathcamas Zigadenus glaberrimus OBLSand-Dune Sandburr Cenchrus tribuloides UPLSandhill Amaranth Amaranthus arenicola UPLSandhill Pinweed Lechea torreyi FACUSandhills Heartleaf Hexastylis sorriei FACWSandhills Lily Lilium pyrophilum OBLSand-Myrtle Kalmia buxifolia FACUSandpaper Vervain Verbena scabra FACWSandplain Flax Linum intercursum FACUSandy-Field Hair Sedge Bulbostylis stenophylla FACUSanta Maria Feverfew Parthenium hysterophorus FACSarsparilla-Vine Smilax pumila UPLSartwell's Sedge Carex sartwellii OBLSarvis Holly Ilex amelanchier OBL

Sassafras Sassafras albidum FACUSatincurls Clematis catesbyana FACSatin-Flower Spergularia media FACWSavannah Beak Sedge Rhynchospora debilis OBLSavannah Iris Iris tridentata OBLSavannah Meadow-Beauty Rhexia alifanus FACWSavannah Primrose-Willow Ludwigia virgata OBLSavannah Sneezeweed Helenium vernale FACWSavannah Wood-Aster Eurybia compacta FACUSavannah Yellow-Eyed-Grass Xyris flabelliformis OBLSavannah-Panic Grass Phanopyrum gymnocarpon OBLSawbrier Smilax glauca FACUSaw-Palmetto Serenoa repens FACUSaw-Tooth Blackberry Rubus argutus FACUSaw-Tooth Sunflower Helianthus grosseserratus FACWScale-Leaf False Foxglove Agalinis aphylla FACWScarlet Beebalm Monarda didyma FACScarlet Indian-Paintbrush Castilleja coccinea FACScarlet Rose-Mallow Hibiscus coccineus OBLScarlet Yellow-Loosestrife Lysimachia arvensis UPLScarlet-Creeper Ipomoea hederifolia FACScarlet-Fruit Passion-Flower Passiflora foetida FACScentbottle Piperia dilatata FACWSchweinitz's Groundsel Packera schweinitziana FACWSchweinitz's Sedge Carex schweinitzii OBLSchweinitz's Waterweed Elodea schweinitzii OBLScotland Orache Atriplex glabriuscula FACUSea Thrift Armeria maritima FACUSea Vetchling Lathyrus japonicus FACUSeacoast Angelica Angelica lucida FACSea-Milkwort Lysimachia maritima FACSea-Oats Uniola paniculata FACUSeashore Crown Grass Paspalum vaginatum OBLSeashore Dropseed Sporobolus virginicus FACSeaside Alder Alnus maritima OBLSeaside Alkali Grass Puccinellia maritima OBLSeaside Amaranth Amaranthus pumilus FACWSeaside American-Aster Symphyotrichum subulatum OBLSeaside Arrow-Grass Triglochin maritima OBLSeaside Barley Hordeum marinum FACUSeaside Brookweed Samolus valerandi OBLSeaside Club-Rush Schoenoplectus robustus OBLSeaside Goldenrod Solidago sempervirens FACWSeaside Heliotrope Heliotropium curassavicum OBLSeaside Knotweed Polygonum glaucum FACUSeaside Primrose-Willow Ludwigia maritima FACWSeaside Sandmat Euphorbia polygonifolia FACUSeaside-Petunia Calibrachoa parviflora FACWSeawrack Zostera marina OBLSeedbox Ludwigia alternifolia FACWSeep Monkey-Flower Mimulus guttatus OBLSeep Muhly Muhlenbergia reverchonii FACSelloa Pampus Grass Cortaderia selloana FACSeneca-Snakeroot Polygala senega FACUSensitive Fern Onoclea sensibilis FACWSeptember Elm Ulmus serotina FACSepticweed Senna occidentalis UPLSessile Joyweed Alternanthera sessilis FACSessile-Fruit Arrowhead Sagittaria rigida OBLSessile-Leaf Bellwort Uvularia sessilifolia FACSetose Blackberry Rubus setosus FACWSeven-Angle Pipewort Eriocaulon aquaticum OBLSeven-Sisters Crinum americanum FACSeveral-Vein Sweetflag Acorus americanus OBL

Shade Mudflower Micranthemum umbrosum OBLShag-Bark Hickory Carya ovata FACUShaggy False Hedge-Nettle Sophronanthe pilosa FACUShaggy-Soldier Galinsoga quadriradiata FACUShallow Sedge Carex lurida OBLShameplant Mimosa pudica FACUSharp Dock Rumex conglomeratus FACSharp-Leaf Cancerwort Kickxia elatine FACSharp-Leaf St. John's-Wort Hypericum virgatum FACUSharp-Scale Sedge Carex oxylepis FACWSharp-Sepal Beardtongue Penstemon tenuis FACWSharp-Wing Monkey-Flower Mimulus alatus OBLShawnee-Salad Hydrophyllum virginianum FACSheathed False Pondweed Stuckenia vaginata OBLSheathed Flat Sedge Cyperus haspan OBLSheep Fescue Festuca ovina UPLSheep-Laurel Kalmia angustifolia FACShell-Bark Hickory Carya laciniosa FACShepherd's-Purse Capsella bursa-pastoris FACUShingle Oak Quercus imbricaria FACShining Bedstraw Galium concinnum UPLShining Fir-Moss Huperzia lucidula FACWShining Flat Sedge Cyperus bipartitus FACWShining Indigo-Bush Amorpha nitens FACShining Ladies'-Tresses Spiranthes lucida FACWShining Rose Rosa nitida FACWShining Willow Salix lucida FACWShinleaf Pyrola elliptica UPLShiny Blueberry Vaccinium myrsinites FACUShiny Coneflower Rudbeckia nitida FACShiny Wedgescale Sphenopholis nitida FACShiny Wood-Oats Chasmanthium nitidum FACWShinyleaf Lyonia lucida FACWShiny-Leaf Meadowsweet Spiraea betulifolia FACShoals Spider-Lily Hymenocallis coronaria OBLShore Quillwort Isoetes riparia OBLShoreline Sea-Purslane Sesuvium portulacastrum FACWShoreline Sedge Carex hyalinolepis OBLShort-Awn Meadow-Foxtail Alopecurus aequalis OBLShort-Beak Arrowhead Sagittaria brevirostra OBLShort-Beak Beak Sedge Rhynchospora nitens OBLShort-Beak Sedge Carex brevior FACShort-Beard Plume Grass Saccharum brevibarbe OBLShort-Bristle Beak Sedge Rhynchospora galeana OBLShort-Bristle Horned Beak SedgeRhynchospora corniculata OBLShort-Leaf Lobelia Lobelia brevifolia FACShort-Leaf Rush Juncus brachyphyllus FACShort-Leaf Skeleton Grass Gymnopogon brevifolius FACUShort-Leaf Sneezeweed Helenium brevifolium OBLShort-Leaf Spike Sedge Kyllinga brevifolia FACWShort-Leaf Yellow-Eyed-Grass Xyris brevifolia OBLShort's Hedge-Hyssop Gratiola viscidula OBLShort's Rockcress Boechera dentata FACUShort's Sedge Carex shortiana FACShort-Seed Waterwort Elatine brachysperma OBLShort-Spike Canary Grass Phalaris brachystachys FACWShort-Stalk Mouse-Ear Chickweed Cerastiumbrachypodum FACUShowy Lady's-Slipper Cypripedium reginae FACWShowy Milkweed Asclepias speciosa FACShowy Rattlebox Crotalaria spectabilis FACUShowy Tick-Trefoil Desmodium canadense FACShowy Whitetop Rhynchospora nivea FACW

Shriver's Fringed Orchid Platanthera shriveri FACShrub Yellowroot Xanthorhiza simplicissima FACWShrubby Primrose-Willow Ludwigia suffruticosa OBLShrubby St. John's-Wort Hypericum prolificum FACUShrubby-Fivefingers Sibbaldia tridentata FACUShumard's Oak Quercus shumardii FACShyleaf Aeschynomene americana FACSiberian Elm Ulmus pumila FACUSiberian Water-Milfoil Myriophyllum sibiricum OBLSickle Tickseed Coreopsis falcata FACWSidebells Orthilia secunda FACSilk-Cotton Purslane Portulaca halimoides FACWSilky Dogwood Cornus amomum FACWSilky Wild Oat Grass Danthonia sericea FACUSilky Willow Salix sericea OBLSilver Cock's-Comb Celosia argentea FACUSilver Maple Acer saccharinum FACWSilver Plume Grass Saccharum alopecuroides FACSilver-Leaf Cinquefoil Potentilla argentea UPLSilverling Baccharis glomeruliflora FACSilverscale Atriplex argentea FACSilver-Sheath Knotweed Polygonum argyrocoleon OBLSilverweed Potentilla anserina OBLSilvery-Spleenwort Deparia acrostichoides FACSimmonds' American-Aster Symphyotrichum kralii FACSimpler's-Joy Verbena hastata FACWSingle-Cone Ground-Pine Lycopodium lagopus FACUSingle-Stem Leather-Root Orbexilum simplex FACSingletary Vetchling Lathyrus hirsutus FACSingle-Vein Sweetflag Acorus calamus OBLSitka Alder Alnus viridis FACSkinner's False Foxglove Agalinis skinneriana FACUSkunk Currant Ribes glandulosum FACWSkunk-Cabbage Symplocarpus foetidus OBLSkunkweed Navarretia squarrosa FACUSlash Pine Pinus elliottii FACWSleeping-Beauty Oxalis montana FACSleepingplant Chamaecrista fasciculata FACUSleepydick Ornithogalum umbellatum FACUSlender Amaranth Amaranthus viridis FACSlender Arrowhead Sagittaria teres OBLSlender Beak Sedge Rhynchospora gracilenta OBLSlender Blue Iris Iris prismatica OBLSlender Bunchflower Veratrum latifolium FACUSlender Cotton-Grass Eriophorum gracile OBLSlender Crown Grass Paspalum setaceum FACUSlender False Dragonhead Physostegia intermedia FACWSlender Fimbry Fimbristylis autumnalis FACWSlender Gayfeather Liatris gracilis FACUSlender Goldentop Euthamia caroliniana FACSlender Meadow-Foxtail Alopecurus myosuroides FACWSlender Muhly Muhlenbergia sericea FACSlender Nut-Rush Scleria minor FACWSlender Plantain Plantago heterophylla FACSlender Rattlesnake-Root Nabalus autumnalis FACSlender Rose-Gentian Sabatia campanulata FACWSlender Scratchdaisy Croptilon divaricatum UPLSlender Sea-Purslane Sesuvium maritimum FACWSlender Spike-Rush Eleocharis tenuis FACWSlender Three-Seed-Mercury Acalypha gracilens FACSlender Toothwort Cardamine angustata FACUSlender Water-Milfoil Myriophyllum tenellum OBLSlender Waternymph Najas gracillima OBLSlender Wedgescale Sphenopholis intermedia FAC

Slender Wild Rye Elymus trachycaulus FACUSlender Woodland Sedge Carex digitalis UPLSlender Wood-Oats Chasmanthium laxum FACSlender Wood-Reed Cinna latifolia FACWSlender Yellow Wood-Sorrel Oxalis dillenii FACUSlender Yellow-Eyed-Grass Xyris torta OBLSlender-Fruit Beak Sedge Rhynchospora leptocarpa OBLSlender-Fruit Nut-Rush Scleria georgiana FACWSlender-Leaf False Foxglove Agalinis tenuifolia FACSlender-Leaf False Pondweed Stuckenia filiformis OBLSlim-Flower Muhly Muhlenbergia tenuiflora FACUSlim-Leaf Tick-Trefoil Desmodium tenuifolium FACSlim-Lobe Beggarticks Bidens tenuisecta FACWSlim-Pod Rush Juncus diffusissimus FACWSlim-Stem Reed Grass Calamagrostis stricta FACWSlippery Elm Ulmus rubra FACSmall Beggarticks Bidens discoidea FACWSmall Black Blueberry Vaccinium tenellum UPLSmall Butterwort Pinguicula pumila OBLSmall Carp Grass Arthraxon hispidus FACSmall Cranberry Vaccinium oxycoccos OBLSmall Dropseed Sporobolus neglectus FACUSmall Enchanter's-Nightshade Circaea alpina FACWSmall Evening-Primrose Oenothera perennis FACSmall Floating Manna Grass Glyceria borealis OBLSmall Mountain Bittercress Cardamine clematitis OBLSmall Pondweed Potamogeton pusillus OBLSmall Skullcap Scutellaria parvula UPLSmall Waterwort Elatine minima OBLSmall White Fawn-Lily Erythronium albidum FACUSmall White Lady's-Slipper Cypripedium candidum OBLSmall Woodland Sunflower Helianthus microcephalus UPLSmall-Flower Baby-Blue-Eyes Nemophila aphylla FACWSmall-Flower Buttercup Ranunculus parviflorus FACSmall-Flower False Foxglove Agalinis paupercula FACWSmall-Flower Hairy Willowherb Epilobium parviflorum OBLSmall-Flower Halfchaff Sedge Lipocarpha micrantha FACWSmall-Flower Pawpaw Asimina parviflora UPLSmall-Flower Sweetbrier Rosa micrantha FACUSmall-Flower Tamarisk Tamarix parviflora FACSmall-Flower Thoroughwort Eupatorium semiserratum FACWSmall-Fruit Beggarticks Bidens mitis OBLSmall-Fruit Primrose-Willow Ludwigia microcarpa OBLSmall-Fruit Spike-Rush Eleocharis microcarpa OBLSmall-Head Beak Sedge Rhynchospora microcephala FACWSmall-Head Doll's Daisy Boltonia diffusa FACSmall-Head Marsh-Elder Iva microcephala FACWSmall-Head Rush Juncus brachycephalus OBLSmall-Head Sneezeweed Helenium microcephalum FACWSmall-Leaf Arrow-Wood Viburnum obovatum FACWSmall-Leaf Meadow-Rue Thalictrum macrostylum FACWSmall-Leaf Wandering-Jew Tradescantia fluminensis FACSmall's Bogbutton Lachnocaulon minus OBLSmall's Groundsel Packera anonyma UPLSmall's Yellow-Eyed-Grass Xyris smalliana OBLSmall-Spike False Nettle Boehmeria cylindrica FACWSmith's Club-Rush Schoenoplectus smithii OBLSmooth Arrow-Wood Viburnum recognitum FACSmooth Azalea Rhododendron arborescens FACSmooth Beggarticks Bidens laevis OBLSmooth Blackhaw Viburnum prunifolium FACUSmooth Blue American-Aster Symphyotrichum laeve FACUSmooth Brome Bromus inermis UPLSmooth Carrion-Flower Smilax herbacea FAC

Smooth Crab Grass Digitaria ischaemum UPLSmooth Elephant's-Foot Elephantopus nudatus FACSmooth False Buttonweed Spermacoce glabra FACWSmooth Hawk's-Beard Crepis capillaris UPLSmooth Hedge-Nettle Stachys tenuifolia FACWSmooth Joyweed Alternanthera paronychioides OBLSmooth Muhly Muhlenbergia glabrifloris FACSmooth Oxeye Heliopsis helianthoides FACUSmooth Phlox Phlox glaberrima FACSmooth Rattlebox Crotalaria pallida FACUSmooth Rose Rosa blanda FACUSmooth Saw-Grass Cladium mariscoides OBLSmooth Scouring-Rush Equisetum laevigatum FACWSmooth Smartweed Persicaria glabra OBLSmooth White Violet Viola macloskeyi FACWSmooth Winterberry Ilex laevigata OBLSmooth-Cone Sedge Carex laeviconica OBLSmooth-Sheath Sedge Carex laevivaginata OBLSmooth-Twig Gray Willow Salix atrocinerea FACWSmut Grass Sporobolus indicus FACUSnail-Seed Pondweed Potamogeton bicupulatus OBLSnake-Mouth Orchid Pogonia ophioglossoides OBLSnow Squarestem Melanthera nivea FACUSnow-on-the-Mountain Euphorbia marginata UPLSnowy Catchfly Silene nivea FACSnowy Orchid Platanthera nivea FACWSoft Brome Bromus hordeaceus UPLSoft Fox Sedge Carex conjuncta FACWSoft Milk-Pea Galactia mollis FACSoft-Leaf Sedge Carex disperma FACWSoft-Stem Club-Rush Schoenoplectus tabernaemontani

OBLSolid-Stem Burnet-Saxifrage Pimpinella saxifraga FACUSorrelvine Cissus trifoliata UPLSour Grass Digitaria insularis FACSourwood Oxydendrum arboreum UPLSouth American Skullcap Scutellaria racemosa OBLSoutheastern Cut-Throat Grass Coleataenia tenera FACWSoutheastern Sneezeweed Helenium pinnatifidum OBLSouthern Adder's-Tongue Ophioglossum vulgatum FACWSouthern Amaranth Amaranthus australis OBLSouthern Appressed Club-MossLycopodiella appressa FACWSouthern Arrow-Wood Viburnum dentatum FACSouthern Bald-Cypress Taxodium distichum OBLSouthern Barbara's-Buttons Marshallia ramosa FACUSouthern Bayberry Morella cerifera FACSouthern Beak Sedge Rhynchospora microcarpa FACWSouthern Bladderwort Utricularia juncea OBLSouthern Blue Monkshood Aconitum uncinatum FACSouthern Blueberry Vaccinium formosum OBLSouthern Bluethread Burmannia capitata OBLSouthern Butterwort Pinguicula primuliflora OBLSouthern Catalpa Catalpa bignonioides FACUSouthern Cat-Tail Typha domingensis OBLSouthern Coastal Violet Viola septemloba FACWSouthern Crab Grass Digitaria ciliaris FACSouthern Cut Grass Leersia hexandra OBLSouthern Dewberry Rubus trivialis FACUSouthern Dwarf Huckleberry Gaylussacia dumosa FACSouthern Fimbry Fimbristylis decipiens FACWSouthern Lady Fern Athyrium asplenioides FACSouthern Lobelia Lobelia amoena OBLSouthern Long Sedge Carex lonchocarpa OBL

Southern Magnolia Magnolia grandiflora FACUSouthern Maidenhair Adiantum capillus-veneris FACUSouthern Marsh Yellowcress Rorippa teres FACWSouthern Meadow-Rue Thalictrum debile FACSouthern Milkweed Asclepias viridula FACWSouthern Mountain-Cranberry Vaccinium erythrocarpum FACSouthern Red Lily Lilium catesbaei FACWSouthern Red Oak Quercus falcata FACUSouthern Sandburr Cenchrus echinatus UPLSouthern Sedge Carex austrina FACUSouthern Spicebush Lindera melissifolia OBLSouthern Swamp Grass-Leaf-Aster Eurybiapaludosa FACWSouthern Twayblade Neottia bifolia FACWSouthern Water Grass Luziola fluitans OBLSouthern Waxy Sedge Carex glaucescens OBLSouthern White-Top Doellingeria sericocarpoides FACWSouthern Wood Fern Dryopteris ludoviciana FACWSouthern Woodland Violet Viola hirsutula FACUSouthwestern Cosmos Cosmos parviflorus FACSpanishgold Grindelia ciliata FACUSpanish-Moss Tillandsia usneoides UPLSpanish-Needles Bidens bipinnata FACUSparse-Flower Sedge Carex tenuiflora OBLSparse-Lobe Grape Fern Sceptridium biternatum FACSpear-Bract Blue-Eyed-Grass Sisyrinchium sagittiferum FACWSpearmint Mentha spicata FACWSpeckled Alder Alnus incana FACUSpiderwisp Gynandropsis gynandra FACSpiked Bent Agrostis exarata FACWSpiked Crested-Coralroot Hexalectris spicata UPLSpiked Muhly Muhlenbergia glomerata FACWSpindleroot Ludwigia hirtella OBLSpineless Hornwort Ceratophyllum echinatum OBLSpinulose Wood Fern Dryopteris carthusiana FACSpiny Amaranth Amaranthus spinosus FACUSpiny Cockleburr Xanthium spinosum FACUSpiny-Fruit Buttercup Ranunculus muricatus FACWSpiny-Leaf Sow-Thistle Sonchus asper FACSpiny-Spore Quillwort Isoetes echinospora OBLSpiral Ditch-Grass Ruppia cirrhosa OBLSpiral Pondweed Potamogeton spirillus OBLSpiritweed Eryngium foetidum FACSplit-Beard Bluestem Andropogon ternarius FACUSpoon Primrose-Willow Ludwigia spathulata OBLSpoon-Leaf Purple Everlasting Gamochaeta purpurea UPLSpoon-Leaf Sundew Drosera intermedia OBLSpoon-Shape Arrowhead Sagittaria spathulata OBLSpotted Beebalm Monarda punctata UPLSpotted Crane's-Bill Geranium maculatum FACUSpotted Lady's-Thumb Persicaria maculosa FACWSpotted Pondweed Potamogeton pulcher OBLSpotted Sandmat Euphorbia maculata FACUSpotted St. John's-Wort Hypericum punctatum FACSpotted Touch-Me-Not Impatiens capensis FACWSpotted Trumpetweed Eutrochium maculatum FACWSpotted Water-Hemlock Cicuta maculata OBLSprawling Hoary-Pea Tephrosia hispidula FACUSprawling Liverseed Grass Urochloa reptans UPLSpreading Alkali Grass Puccinellia distans OBLSpreading Amaranth Amaranthus crassipes FACSpreading Beak Sedge Rhynchospora divergens OBLSpreading Bent Agrostis stolonifera FACWSpreading Bulrush Scirpus divaricatus OBL

Spreading Chervil Chaerophyllum procumbens FACWSpreading Dogbane Apocynum androsaemifolium FACUSpreading Muhly Muhlenbergia expansa FACWSpreading Sandmat Euphorbia humistrata FACSpreading Sandwort Arenaria lanuginosa FACSpreading Sweetjuice Glinus radiatus FACWSpreading Yellowcress Rorippa sinuata FACWSpreading-Sneezeweed Centipeda minima FACUSpring Avens Geum vernum FACUSpring Blue-Eyed Mary Collinsia verna FACSpring Coralroot Corallorhiza wisteriana FACSpring Forget-Me-Not Myosotis verna FACSpring Ladies'-Tresses Spiranthes vernalis FACSpring Spider-Lily Hymenocallis liriosme OBLSpring-Flowering Goldenrod Solidago verna OBLSpruce Pine Pinus glabra FACWSquare-Stem Spike-Rush Eleocharis quadrangulata OBLSquarrose Sedge Carex squarrosa FACWSt. Andrew's-Cross Hypericum hypericoides FACUSt. Anthony's-Turnip Ranunculus bulbosus FACSt. Augustine Grass Stenotaphrum secundatum FACSt. Lawrence Dewberry Rubus paganus FACSt. Peter's-Wort Hypericum crux-andreae FACUStalked Bulrush Scirpus pedicellatus OBLStalk-Grain Sedge Carex stipata OBLStalkless Yellowcress Rorippa sessiliflora OBLStar Sedge Carex echinata OBLStar Tickseed Coreopsis pubescens FACUStarry False Solomon's-Seal Maianthemum stellatum FACWSteeplebush Spiraea tomentosa FACWStemless Locoweed Oxytropis lambertii FACUSticky False Asphodel Triantha glutinosa OBLSticky Hedge-Hyssop Gratiola brevifolia FACWSticky Mouse-Ear Chickweed Cerastium glomeratum UPLSticky-Willy Galium aparine FACUStiff Cowbane Oxypolis rigidior OBLStiff Dogwood Cornus foemina FACWStiff Marsh Bedstraw Galium tinctorium OBLStiff Spadeleaf Centella erecta FACWStiff Yellow Flax Linum medium FACUStinging Nettle Urtica dioica FACUStink Grass Eragrostis cilianensis FACUStinking Camphorweed Pluchea foetida OBLStinking Chamomile Anthemis cotula FACUStinking Willie Jacobaea vulgaris UPLStinking-Benjamin Trillium erectum FACUStipitate Cut-Throat Grass Coleataenia stipitata FACWStokes'-Aster Stokesia laevis FACStout Rush Juncus nodatus OBLStout Smartweed Persicaria robustior OBLStraggler Daisy Calyptocarpus vialis FACStraight-Leaf Pondweed Potamogeton strictifolius OBLStrap-Style Gayfeather Liatris ligulistylis FACUStrawberry-Head Clover Trifolium fragiferum FACUStraw-Color Flat Sedge Cyperus strigosus FACWStream Bog-Moss Mayaca fluviatilis OBLStreambank Bittercress Cardamine micranthera OBLStreambank Groundsel Packera pseudaurea FACWStretchberry Forestiera pubescens FACUStrict Blue-Eyed-Grass Sisyrinchium montanum FACStriped Bladderwort Utricularia striata OBLStriped Cream Violet Viola striata FACWStriped Maple Acer pensylvanicum FACUSuckling Clover Trifolium dubium UPL

Sugar Maple Acer saccharum FACUSugar-Berry Celtis laevigata FACWSugary Quillwort Isoetes saccharata OBLSulphur Cosmos Cosmos sulphureus FACUSummer Coralroot Corallorhiza maculata FACUSummer Grape Vitis aestivalis FACUSwamp Bay Persea palustris FACWSwamp Blackberry Rubus semisetosus FACSwamp Chestnut Oak Quercus michauxii FACWSwamp Cottonwood Populus heterophylla OBLSwamp Deciduous-Doghobble Eubotrys racemosa FACWSwamp Dock Rumex verticillatus OBLSwamp Fly-Honeysuckle Lonicera oblongifolia OBLSwamp Hornpod Mitreola sessilifolia FACWSwamp Leather-Flower Clematis crispa FACWSwamp Lousewort Pedicularis lanceolata FACWSwamp Milkweed Asclepias incarnata OBLSwamp Prickle Grass Crypsis schoenoides FACWSwamp Red Currant Ribes triste OBLSwamp Rose Rosa palustris OBLSwamp Smartweed Persicaria hydropiperoides OBLSwamp Sunflower Helianthus angustifolius FACWSwamp Thistle Cirsium muticum OBLSwamp Tupelo Nyssa biflora FACWSwamp Wedgescale Sphenopholis pensylvanica OBLSwamp White Oak Quercus bicolor FACWSwampcandles Lysimachia terrestris OBLSwamp-Forest Beak Sedge Rhynchospora decurrens OBLSwamp-Loosestrife Decodon verticillatus OBLSwamp-Pink Helonias bullata OBLSwan's Sedge Carex swanii FACUSwaying Club-Rush Schoenoplectus subterminalis OBLSweet Autumn Virgin's-Bower Clematis terniflora FACUSweet Basil Ocimum basilicum UPLSweet Birch Betula lenta FACUSweet Cherry Prunus avium UPLSweet Coneflower Rudbeckia subtomentosa FACSweet Pitcherplant Sarracenia rubra OBLSweet Shaggytuft Stenandrium dulce FACWSweet White Violet Viola blanda FACWSweet Wood-Reed Cinna arundinacea FACWSweet-Bay Magnolia virginiana FACWSweetbrier Rosa rubiginosa UPLSweetgale Myrica gale OBLSweet-Gum Liquidambar styraciflua FACSweetscent Pluchea odorata FACWSweet-Scented Joe-Pye-Weed Eutrochium purpureum FACSwitch Cane Arundinaria tecta FACWSwollen Bladderwort Utricularia inflata OBLSword Bogmat Wolffiella gladiata OBLTall Beggarticks Bidens vulgata FACTall Buttercup Ranunculus acris FACTall Cotton-Grass Eriophorum angustifolium OBLTall Elephant's-Foot Elephantopus elatus FACUTall False Foxglove Agalinis aspera FACUTall False Rye Grass Schedonorus arundinaceus FACUTall Flat Sedge Cyperus eragrostis FACWTall Goldenrod Solidago altissima FACUTall Hairy Grooveburr Agrimonia gryposepala FACUTall Hedge-Mustard Sisymbrium altissimum FACUTall Horned Beak Sedge Rhynchospora macrostachya OBLTall Ironweed Vernonia angustifolia FACUTall Oat Grass Arrhenatherum elatius FACUTall Pine-Barren Milkwort Polygala cymosa OBL

Tall Rattlesnake-Root Nabalus altissimus FACUTall Redtop Tridens flavus FACUTall Scouring-Rush Equisetum hyemale FACWTall Thimbleweed Anemone virginiana FACUTall Tickseed Coreopsis tripteris FACTall Woodbeauty Drymocallis arguta UPLTall Yellow-Eyed-Grass Xyris platylepis OBLTansy Dogshade Limnosciadium pinnatum FACWTapered Rosette Grass Dichanthelium acuminatum FACTaper-Leaf Water-Horehound Lycopus rubellus OBLTaper-Tip Cup Grass Eriochloa acuminata FACTaper-Tip Flat Sedge Cyperus acuminatus OBLTarget Dropseed Sporobolus pyramidatus UPLTar-Heel Sedge Carex pigra FACWTassel Cotton-Grass Eriophorum viridicarinatum OBLTawny Cotton-Grass Eriophorum virginicum OBLTeal Love Grass Eragrostis hypnoides OBLTen-Angle Pipewort Eriocaulon decangulare OBLTen-Lobe False Foxglove Agalinis obtusifolia FACUTennessee Pondweed Potamogeton tennesseensis OBLTennessee Quillwort Isoetes tennesseensis OBLTennessee Yellow-Eyed-Grass Xyris tennesseensis OBLTerrestrial Water-Starwort Callitriche terrestris FACWTexas Bergia Bergia texana OBLTexas Bindweed Convolvulus equitans FACUTexas Dropseed Sporobolus texanus FACUTexas Goldentop Euthamia gymnospermoides FACTexas Ironweed Vernonia texana FACUTexas Pipewort Eriocaulon texense OBLTexas Pseudosaxifrage Micranthes texana FACTexas Red Oak Quercus texana OBLTexas Sunnybell Schoenolirion wrightii OBLTexas Tickseed Coreopsis linifolia FACWTexas-Star Sabatia campestris FACUTex-Mex Tobacco Nicotiana plumbaginifolia FACThalia Love Grass Eragrostis atrovirens FACThicket Sedge Carex abscondita FACThicket-Creeper Parthenocissus inserta FACUThick-Leaf Phlox Phlox carolina FACUThick-Leaf Water-Willow Justicia crassifolia OBLThin-Fruit Sedge Carex flaccosperma FACThin-Leaf Sedge Carex cephaloidea FACThin-Leaf Sunflower Helianthus decapetalus FACUThread Rush Juncus filiformis FACWThread-Leaf Beak Sedge Rhynchospora filifolia FACThread-Leaf Sundew Drosera filiformis OBLThread-Leaf Water-Crowfoot Ranunculus trichophyllus OBLThread-Stem Carpetweed Mollugo cerviana FACThree-Angle Spike-Rush Eleocharis tricostata OBLThreebirds Triphora trianthophoros UPLThree-Leaf False Solomon's-SealMaianthemum trifolium OBLThree-Leaf Goldthread Coptis trifolia FACWThree-Lobe Beggarticks Bidens tripartita FACWThree-Lobe Buttercup Ranunculus trilobus FACThree-Lobe False Mallow Malvastrum coromandelianum FACUThree-Lobe Violet Viola palmata FACUThree-Petal Bedstraw Galium trifidum FACWThree-Seed Sedge Carex trisperma OBLThree-Square Schoenoplectus pungens OBLThree-Way Sedge Dulichium arundinaceum OBLThyme-Leaf Bluet Houstonia serpyllifolia FACThyme-Leaf Sandwort Arenaria serpyllifolia FACThyme-Leaf Speedwell Veronica serpyllifolia FAC

Tick Quack Grass Thinopyrum pycnanthum FACWTickweed Arivela viscosa UPLTidal Spike-Rush Eleocharis aestuum OBLTidal-Marsh Amaranth Amaranthus cannabinus OBLTidal-Marsh Flat Sedge Cyperus serotinus OBLTierra del Fuego Dock Rumex fueginus OBLTievine Ipomoea cordatotriloba FACUTimothy Canary Grass Phalaris angusta FACWTinted Woodland Spurge Euphorbia commutata FACUTiny Bluet Houstonia pusilla FACTiny Mousetail Myosurus minimus FACWTiny Vetchling Lathyrus pusillus FACTissue Sedge Carex hyalina FACWToad Rush Juncus bufonius FACWToadshade Trillium sessile UPLToothache Grass Ctenium aromaticum FACWToothachetree Zanthoxylum americanum FACUToothed Dock Rumex dentatus FACUToothed Flat Sedge Cyperus dentatus FACWToothed Medick Medicago polymorpha FACUTorpedo Grass Panicum repens FACWTorrey's Beak Sedge Rhynchospora torreyana FACWTorrey's Club-Rush Schoenoplectus torreyi OBLTorrey's Rush Juncus torreyi FACWTough-Leaf Dogwood Cornus asperifolia FACWTradescant's American-Aster Symphyotrichum tradescantii FACWTrailing Fuzzy-Bean Strophostyles helvola FACUTrailing Pearlwort Sagina decumbens FACTrailing White Monkshood Aconitum reclinatum FACTrailing Yellow-Loosestrife Lysimachia radicans OBLTrans-Pecos Cliffbrake Pellaea ternifolia FACUTree Blackberry Rubus probabilis FACUTree Sparkle-Berry Vaccinium arboreum FACUTree Tobacco Nicotiana glauca FACTree-of-Heaven Ailanthus altissima FACUTriangle Water Fern Ceratopteris richardii OBLTriangular-Valved Dock Rumex triangulivalvis FACWTropical Flat Sedge Cyperus surinamensis FACWTropical Liverseed Grass Urochloa distachya FACUTropical Pokeweed Phytolacca icosandra FACUTropical Water-Hyssop Bacopa innominata OBLTropical White Morning-Glory Ipomoea alba FACTropical Whiteweed Ageratum conyzoides FACUTroublesome Sedge Carex molesta FACTrue Forget-Me-Not Myosotis scorpioides OBLTrue Quillwort Isoetes valida OBLTrumpet Honeysuckle Lonicera sempervirens FACUTrumpet-Creeper Campsis radicans FACTrumpetweed Eutrochium fistulosum FACWTuberous Club-Rush Schoenoplectus glaucus OBLTuberous Grass-Pink Calopogon tuberosus FACWTuckerman's Pondweed Potamogeton confervoides OBLTuckerman's Quillwort Isoetes tuckermanii OBLTuckerman's Sedge Carex tuckermanii OBLTufted Hair Grass Deschampsia caespitosa FACWTufted Leafless-Bulrush Trichophorum caespitosum OBLTufted Meadow-Foxtail Alopecurus carolinianus FACWTufted Yellow-Loosestrife Lysimachia thyrsiflora OBLTuliptree Liriodendron tulipifera FACUTumbleweed Amaranthus albus FACUTumbling Orache Atriplex rosea FACUTundra Alkali Grass Puccinellia tenella FACWTurion Duckweed Lemna turionifera OBLTurkey-Berry Solanum torvum FACU

Turkey-Tangle Phyla nodiflora FACWTurk's-Cap Lily Lilium superbum FACWTussock Cotton-Grass Eriophorum vaginatum OBLTwining Screwstem Bartonia paniculata OBLTwinsisters Lonicera tatarica FACUTwisted Sedge Carex torta FACWTwisted Spike-Rush Eleocharis tortilis FACWTwo-Flower Dwarf-Dandelion Krigia biflora FACUTwo-Leaf Bishop's-Cap Mitella diphylla FACUTwo-Leaf Water-Milfoil Myriophyllum heterophyllum OBLTwo-Wing Silverbell Halesia diptera FACUmbrella Flat Sedge Cyperus diandrus FACWUmbrella Magnolia Magnolia tripetala FACUUpland Bent Agrostis perennans FACUUpland Blackberry Rubus pergratus FACUUpland Cotton Gossypium hirsutum FACUUpland Highbush Blueberry Vaccinium simulatum FACUUpland Swamp-Privet Forestiera ligustrina FACUpright Burrhead Echinodorus berteroi OBLUpright Yellow Wood-Sorrel Oxalis stricta FACUUptight Sedge Carex stricta OBLVahl's Fimbry Fimbristylis vahlii OBLValley Redstem Ammannia coccinea OBLVariable Blackberry Rubus multiformis FACVariable Flat Sedge Cyperus difformis OBLVariable Rosette Grass Dichanthelium commutatum FACUVariable Sedge Carex polymorpha FACUVariable-Leaf Sunflower Helianthus heterophyllus OBLVariable-Leaf Yellowcress Rorippa indica FACWVariegated Scouring-Rush Equisetum variegatum FACWVasey's Grass Paspalum urvillei FACVasey's Pondweed Potamogeton vaseyi OBLVasey's Rush Juncus vaseyi FACWVeiny Dock Rumex venosus FACVeiny Skullcap Scutellaria nervosa FACVeiny Vetchling Lathyrus venosus FACWVelvet Bent Agrostis canina FACUVelvetleaf Abutilon theophrasti UPLVelvet-Leaf Blueberry Vaccinium myrtilloides FACWVelvetweed Oenothera curtiflora UPLVenus' Flytrap Dionaea muscipula FACWVernal Water-Starwort Callitriche palustris OBLVine-Mesquite Hopia obtusa FACWViolet Crab Grass Digitaria violascens FACVirginia Bluebells Mertensia virginica FACWVirginia Blueflag Iris virginica OBLVirginia Bunchflower Veratrum virginicum FACWVirginia Buttonweed Diodia virginiana FACWVirginia Chain Fern Woodwardia virginica OBLVirginia Dayflower Commelina virginica FACWVirginia Dwarf-Dandelion Krigia virginica UPLVirginia Fanpetals Sida hermaphrodita FACVirginia Fen-Rose Kosteletzkya pentacarpos OBLVirginia Goldenrod Solidago gracillima OBLVirginia Heartleaf Hexastylis virginica FACUVirginia Joint-Vetch Aeschynomene virginica OBLVirginia Meadowsweet Spiraea virginiana FACUVirginia Mountain-Mint Pycnanthemum virginianum FACVirginia Quillwort Isoetes virginica OBLVirginia Rose Rosa virginiana FACVirginia Sneezeweed Helenium virginicum OBLVirginia Spiderwort Tradescantia virginiana FACUVirginia Springbeauty Claytonia virginica FACVirginia St. John's-Wort Hypericum virginicum OBL

Virginia Strawberry Fragaria virginiana FACUVirginia Sweetspire Itea virginica OBLVirginia Thistle Cirsium virginianum FACWVirginia Three-Seed-Mercury Acalypha virginica FACUVirginia Water-Horehound Lycopus virginicus OBLVirginia Wild Rye Elymus virginicus FACWVirginia Winged Rockcress Planodes virginicum UPLVirginia-Creeper Parthenocissus quinquefolia FACUVirginia-Snakeroot Endodeca serpentaria UPLViviparous Spike-Rush Eleocharis vivipara OBLWall Barley Hordeum murinum UPLWall Bedstraw Galium parisiense FACUWalter's American-Aster Symphyotrichum walteri FACWalter's Sedge Carex striata OBLWand Goldenrod Solidago stricta FACWWand Panic Grass Panicum virgatum FACWare's Hair Sedge Bulbostylis warei FACUWart-Removing-Herb Murdannia keisak OBLWarty Panic Grass Panicum verrucosum FACWWarty Sedge Carex verrucosa OBLWarty Spurge Euphorbia spathulata FACUWashington Hawthorn Crataegus phaenopyrum FACWater Dawnflower Stylisma aquatica FACWWater Hickory Carya aquatica OBLWater Horsetail Equisetum fluviatile OBLWater Lobelia Lobelia dortmanna OBLWater Manna Grass Glyceria fluitans OBLWater Mint Mentha aquatica FACWWater Oak Quercus nigra FACWater Pygmyweed Crassula aquatica OBLWater Smartweed Persicaria amphibia OBLWater Tupelo Nyssa aquatica OBLWater-Celery Oenanthe javanica OBLWater-Chestnut Trapa natans OBLWatercress Nasturtium officinale OBLWater-Dragon Calla palustris OBLWater-Grass Bulbostylis barbata FACWater-Lettuce Pistia stratiotes OBLWater-Locust Gleditsia aquatica OBLWatermelon Citrullus lanatus UPLWater-Plantain Spearwort Ranunculus ambigens OBLWaterpod Hydrolea quadrivalvis OBLWater-Purslane Didiplis diandra OBLWatershield Brasenia schreberi OBLWater-Spangles Salvinia minima OBLWater-Spider False Rein Orchid Habenariarepens OBLWaterthread Potamogeton diversifolius OBLWater-Thyme Hydrilla verticillata OBLWavy Hair Grass Deschampsia flexuosa FACUWavy Waternymph Najas flexilis OBLWavy-Leaf Thistle Cirsium undulatum FACWax-Mallow Malvaviscus arboreus UPLWaxy Manna Grass Glyceria declinata FACWWaxy-Leaf Meadow-Rue Thalictrum revolutum FACWeak Rush Juncus debilis OBLWeak Stellate Sedge Carex seorsa FACWWeak-Stalk Club-Rush Schoenoplectus purshianus OBLWedgeleaf Phyla cuneifolia FACWedge-Leaf Orache Atriplex truncata FACUWeedy Dwarf-Dandelion Krigia caespitosa FACWelsh Mudwort Limosella australis OBLWest Indian Dwarf-Polypody Micropolypodium nimbatum OBLWest Indian Meadow-Beauty Rhexia cubensis FACW

West Indian Shrub-Verbena Lantana urticoides FACUWestern Bottle-Brush Grass Elymus elymoides FACUWestern Dock Rumex occidentalis OBLWestern Ironweed Vernonia baldwinii UPLWestern Lake Quillwort Isoetes lacustris OBLWestern Poison Ivy Toxicodendron rydbergii FACWestern Rock-Jasmine Androsace occidentalis FACUWestern Snowberry Symphoricarpos occidentalis UPLWestern Thimble-Berry Rubus parviflorus FACUWestern Umbrella Sedge Fuirena simplex OBLWestern Waterweed Elodea nuttallii OBLWestern-Wheat Grass Pascopyrum smithii UPLWet-Thicket Dewberry Rubus tardatus FACWheat Sedge Carex atherodes OBLWheeler's Blackberry Rubus wheeleri FACWWhip Nut-Rush Scleria triglomerata FACWhiplash Dewberry Rubus flagellaris FACUWhip-Poor-Will-Flower Trillium cernuum FACWWhisk Fern Psilotum nudum FACUWhite Adder's-Mouth Orchid Malaxis monophyllos FACWWhite Arrow-Arum Peltandra sagittifolia OBLWhite Ash Fraxinus americana FACUWhite Avens Geum canadense FACUWhite Baneberry Actaea pachypoda UPLWhite Beak Sedge Rhynchospora alba OBLWhite Bedstraw Galium mollugo FACUWhite Bergamot Monarda clinopodia FACUWhite Blue-Eyed-Grass Sisyrinchium albidum FACWhite Clover Trifolium repens FACUWhite Colicroot Aletris farinosa FACWhite Crownbeard Verbesina virginica UPLWhite Doll's Daisy Boltonia asteroides FACWWhite Featherling Tofieldia glabra FACWWhite Fluff Grass Tridens albescens FACWhite Fringed Orchid Platanthera blephariglottis OBLWhite Fringeless Orchid Platanthera integrilabia OBLWhite Fringetree Chionanthus virginicus FACWhite Ginger-Lily Hedychium coronarium FACWhite Grass Leersia virginica FACWWhite Heath American-Aster Symphyotrichum ericoides FACUWhite Horehound Marrubium vulgare UPLWhite Meadowsweet Spiraea alba FACWWhite Moth Mullein Verbascum blattaria UPLWhite Mulberry Morus alba UPLWhite Nodding Ladies'-Tresses Spiranthes cernua FACWWhite Oldfield American-Aster Symphyotrichum pilosum FACWhite Panicled American-Aster Symphyotrichum lanceolatum FACWWhite Rattlesnake-Root Nabalus albus FACUWhite Sagebrush Artemisia ludoviciana UPLWhite Snakeroot Ageratina altissima FACUWhite Spike-Rush Eleocharis albida OBLWhite Spruce Picea glauca FACUWhite Sunnybell Schoenolirion albiflorum FACWWhite Turtlehead Chelone glabra OBLWhite Vervain Verbena urticifolia FACWhite Walnut Juglans cinerea FACUWhite Wild Indigo Baptisia alba FACUWhite Willow Salix alba FACWWhite-Edge Flat Sedge Cyperus flavicomus FACWhite-Edge Sedge Carex debilis FACWhite-Head Bogbutton Lachnocaulon anceps OBLWhite-Leaf Leather-Flower Clematis glaucophylla FACWhite-Leaf Mountain-Mint Pycnanthemum albescens UPLWhite-Mouth Dayflower Commelina erecta FAC

White-Mustard Sinapis alba FACWhitenymph Trepocarpus aethusae FACWWhite-Root Rush Juncus brachycarpus FACWWhitesnow Drymaria cordata FACWhitestar Ipomoea lacunosa FACWWhite-Stem Pondweed Potamogeton praelongus OBLWhite-Tinge Sedge Carex albicans UPLWhite-Top Pitcherplant Sarracenia leucophylla OBLWhitewicky Kalmia cuneata FACWWhorled Marsh-Pennywort Hydrocotyle verticillata OBLWhorled Milkweed Asclepias verticillata FACUWhorled Milkwort Polygala verticillata UPLWhorled Mountain-Mint Pycnanthemum verticillatum FACWhorled Nodding-Aster Oclemena acuminata FACUWhorled Sunflower Helianthus verticillatus OBLWhorled Water-Milfoil Myriophyllum verticillatum OBLWhorled Yellow-Loosestrife Lysimachia quadrifolia FACUWidow Sedge Carex basiantha FACWWidow's-Cross Sedum pulchellum FACUWiegand's Sedge Carex wiegandii OBLWiegand's Wild Rye Elymus wiegandii FACWild Black Currant Ribes americanum FACWWild Blue Lettuce Lactuca biennis FACUWild Blue Phlox Phlox divaricata FACUWild Bush-Bean Macroptilium lathyroides FACUWild Chives Allium schoenoprasum FACUWild Cow-Pea Vigna luteola FACWWild Cucumber Echinocystis lobata FACWild Hydrangea Hydrangea arborescens FACUWild Sarsaparilla Aralia nudicaulis FACUWild Sweetwilliam Phlox maculata FACWWild Yam Dioscorea villosa FACWilldenow's Sedge Carex willdenowii UPLWillow Oak Quercus phellos FACWillow-Leaf American-Aster Symphyotrichum praealtum FACWWillow-Leaf Lettuce Lactuca saligna UPLWillow-Leaf Meadowsweet Spiraea salicifolia FACWWine Raspberry Rubus phoenicolasius FACUWing-Angle Loosestrife Lythrum alatum FACWWinged Elm Ulmus alata FACUWinged Sumac Rhus copallinum FACUWinged-Pigweed Cycloloma atriplicifolium FACUWing-Leaf Primrose-Willow Ludwigia decurrens OBLWing-Leaf Soapberry Sapindus saponaria FACUWing-Pod Purslane Portulaca umbraticola FACWingstem Verbesina alternifolia FACWinter Bent Agrostis hyemalis FACWire-Leaf Dropseed Sporobolus teretifolius FACWWire-Stem Muhly Muhlenbergia frondosa FACWiry Panic Grass Panicum flexile FACUWolf's Spike-Rush Eleocharis wolfii OBLWood Lily Lilium philadelphicum FACUWoodland Bittercress Cardamine flexuosa FACWoodland Blue Grass Poa sylvestris FACWWoodland Bulrush Scirpus expansus OBLWoodland Flax Linum virginianum FACUWoodland Forget-Me-Not Myosotis sylvatica UPLWoodland Grooveburr Agrimonia striata FACUWoodland Horsetail Equisetum sylvaticum FACWWoodland Lettuce Lactuca floridana FACUWoodland Muhly Muhlenbergia sylvatica FACWoodland Ragwort Senecio sylvaticus UPLWoodland Rush Juncus subcaudatus OBLWoodland Stonecrop Sedum ternatum FACU

Woodland Strawberry Fragaria vesca FACUWoodrush Flat Sedge Cyperus entrerianus FACWWoodvamp Decumaria barbara OBLWoody Saltwort Salicornia depressa OBLWoody-Goldenrod Chrysoma pauciflosculosa FACWoolly Chaffhead Carphephorus tomentosus FACWWoolly Fimbry Fimbristylis tomentosa FACWWoolly Groundsel Packera tomentosa FACUWoolly Pipevine Isotrema tomentosum FACWoolly Rosette Grass Dichanthelium scabriusculum OBLWoolly Sedge Carex pellita OBLWoolly Sunbonnets Chaptalia tomentosa FACWWoolly-Fruit Sedge Carex lasiocarpa OBLWorm-Seed Wallflower Erysimum cheiranthoides FACWoundwort Stachys palustris OBLWreath Goldenrod Solidago caesia FACUWright's Beak Sedge Rhynchospora wrightiana OBLWright's Morning-Glory Ipomoea wrightii FACWWright's Rabbit-Tobacco Pseudognaphalium canescens FACUWright's Spike-Rush Eleocharis diandra FACWWrinkled Joint-Tail Grass Coelorachis rugosa OBLWrinkle-Leaf Goldenrod Solidago rugosa FACWych Elm Ulmus glabra UPLYankeeweed Eupatorium compositifolium FACYard Knotweed Polygonum aviculare FACUYaupon Ilex vomitoria FACYaupon Black-Senna Seymeria cassioides FACYellow Anisetree Illicium parviflorum FACWYellow Asphodel Narthecium americanum FACWYellow Avens Geum aleppicum FACYellow Birch Betula alleghaniensis FACYellow Bluebead-Lily Clintonia borealis FACYellow Bractspike Yeatesia viridiflora FACWYellow Bristle Grass Setaria pumila FACYellow Buckeye Aesculus flava FACUYellow Butterwort Pinguicula lutea FACWYellow Colicroot Aletris lutea FACWYellow Coralroot Corallorhiza trifida FACWYellow Crownbeard Verbesina occidentalis FACUYellow Flat Sedge Cyperus flavescens OBLYellow Floatingheart Nymphoides peltata OBLYellow Fringed Orchid Platanthera ciliaris FACWYellow Fringeless Orchid Platanthera integra OBLYellow Fumewort Corydalis flavula FACUYellow Gentian Gentiana alba FACUYellow Giant-Hyssop Agastache nepetoides FACUYellow Glandweed Parentucellia viscosa FACYellow Indian Grass Sorghastrum nutans FACUYellow Lady's-Slipper Cypripedium parviflorum FACWYellow Marsh-Marigold Caltha palustris OBLYellow Meadow-Beauty Rhexia lutea FACWYellow Pitcherplant Sarracenia flava OBLYellow Pond-Lily Nuphar advena OBLYellow Puff Neptunia lutea FACUYellow Scorpion-Grass Myosotis discolor UPLYellow Screwstem Bartonia virginica FACWYellow Spike-Rush Eleocharis flavescens OBLYellow Sunnybell Schoenolirion croceum OBLYellow Sweet-Clover Melilotus officinalis FACUYellow Thistle Cirsium horridulum FACUYellow Trout-Lily Erythronium rostratum UPLYellow Wide-Lip Orchid Liparis loeselii FACWYellowdicks Helenium amarum FACUYellow-Flower Knotweed Polygonum ramosissimum FAC

Yellow-Fruit Horse-Gentian Triosteum angustifolium FACYellow-Fruit Sedge Carex annectens FACWYellow-Green Sedge Carex flava OBLYellow-Hatpins Syngonanthus flavidulus FACWYellow-Seed False Pimpernel Lindernia dubia OBLZigzag Bladderwort Utricularia subulata OBLZigzag Goldenrod Solidago flexicaulis FACUZigzag Iris Iris brevicaulis OBL