Common Name Scientific Name5-Spot Nemophila maculataAdobe allocarya Plagiobothrys acanthocarpusAdobe popcornflower Plagiobothrys acanthocarpusAlkali barley Hordeum depressumAlkali Bulrush Schoenoplectus robustus Alkali Dropseed Sporobolus airoides Alkali Grass Distichlis spicataAlkali heath Frankenia salina Alkali Heliotrope Heliotropium curassavicum var. oculatumAlkali Mallow Malvella leprosa Alkali Pepperweed Lepidium dictyotum var. acutidens Alkali Rye Leymus triticoidesAlkali Sacaton Sporobolus airoides Alkali Seaheath Frankenia salina Alkali Sida Malvella leprosa Alkali weed Cressa truxillensisAlumroot Heuchera micranthaAmaranth Amaranthus powelliiAmerican black nightshade Solanum americanumAmerican Dogwood Cornus sericea subsp. sericeaAmerican water fern Azolla filiculoidesAmerican wild carrot Daucus pusillus American Wild Rosemary Trichostema lanatum

Amole Lily Chlorogalum pomeridianum var. pomeridianumAnderson Thornbush Lycium andersonii var. deserticolaAnderson's desert thorn Lycium andersonii var. deserticolaAnderson's Lupine Lupinus andersoniiAnnual bursage Ambrosia acanthicarpa Annual bur-sage Ambrosia acanthicarpa

Annual burweed Ambrosia acanthicarpa Annual Coast Plantago Plantago elongata ssp. elongataAnnual Fescue Vulpia microstachysAnnual Hairgrass Deschampsia danthonioidesAnnual muhly Muhlenbergia microsperma Annual Plantain Plantago erectaAnnual Sunflower Helianthus annuus Annual Tule Isolepis cernuus

Annual turweed Ambrosia acanthicarpa Annual water aster Symphyotrichum divaricatum Aphanisma Aphanisma blitoides

Appressed muhly Muhlenbergia appressaApricot mallow Sphaeralcea ambiguaAquatic Pygmy Weed Crassula aquaticaArberry Arctostaphylos uva-ursiArizona Brome Bromus arizonicusArizona cottonrose Logfia arizonica Arizona Cypress Cupressus arizonica ssp arizonica

Common Name Scientific NameArrow Weed Pluchea odorata var. odorata Arrowgrass Triglochin maritimaArrowweed / Arrow Weed Pluchea sericeaArrowwood; Arrow-wood Holodiscus discolorArroyo Lupine Lupinus succulentus Arroyo Willow Salix lasiolepis var. lasiolepisAshy silktassel / Ashy silk tassel Garrya flavescensAshy-leaf Buckwheat Eriogonum cinereumBaby Blue-eyes Nemophila menziesii var.integrifoliaBaja California birdbush / Baja birdbush Ornithostaphylos oppositifoliaBaja Fairy Duster Calliandra californicaBaja Fairyduster Calliandra californicaBajada lupine Lupinus concinnus ssp conncinusBall Gilia Gilia capitata ssp. abrotanifolia Balloon sack clover Trifolium depauperatum var amplectensBalsam Poplar Populus balsamifera ssp. trichocarpaBalsam-weed; Balsamweed; Balsam weed Pseudognaphalium macouniiBaltic Rush Juncus arcticus ssp. littoralis Basket Bush Rhus trilobata sspBasket Rush Juncus textilisBastard indigo Amorpha fruticosaBay Laurel Umbellularia californicaBay tree Umbellularia californica

Beach Aster Corethrogyne filaginifolia Beach Aster Erigeron glaucusBeach bur sage Ambrosia chamissonisBeach burr Ambrosia chamissonisBeach Coreopsis Coreopsis maritimaBeach Evening Primrose Camissonia cheiranthifolia spp. suffruticosaBeach Morning Glory Calystegia soldanellaBeach saltbush Atriplex leucophyllaBeach saltscale Atriplex leucophyllaBeach sand verbena Abronia umbellata ssp. umbellataBeach sandwort Artemisia pycnocephalaBeach shieldpod Dithyrea maritimaBeach spectaclepod Dithyrea maritimaBeach Strawberry Fragaria chiloensis ssp. pacificaBeach Suncup Camissonia cheiranthifolia spp. suffruticosaBeach Wormwood Artemisia pycnocephalaBearberry Honeysuckle Lonicera involucrataBearberry/ Bear's Berry Arctostaphylos uva-ursiBearbrush Garrya fremontiiBearded Wheatgrass Elymus trachycaulus ssp. subsecundus Beardgrass Bothriochloa barbinodisBeardless Wild Rye Leymus triticoidesBeargrass Nolina sppBear's Grape Arctostaphylos uva-ursiBeautiful Centaury Centaurium venustum ssp. abramsonii

Common Name Scientific NameBee Food Phacelia tanacetifoliaBee Plant Scrophularia californica ssp. floribundaBee Sage Hyptis emoryi Bee Sage Salvia apiana var. apianaBeloperone Justicia californicaBentgrass Agrostis exarataBentgrass Agrostis pallensBentham lupine Lupinus benthamii Berkeley Sedge Carex tumulicolaBerlandier's goosefoot Chenopodium berlandieri var. sinuatumBerry Rue Cneoridium dumosumBicolor Everlasting Pseudognaphalium biolettii Bicolor Lupine Lupinus bicolor ssp. microphyllusBig Berry Manzanita Arctostaphylos glaucaBig Squirreltail Elymus multisetusBig Sur California Lilac Ceanothus thyrsiflorusBigberry Manzanita Arctostaphylos glaucaBigbract verbena Verbena bracteataBigelow Thistle Cirsium occidentale var. californicumBigelow's Beargrass Nolina bigeloviiBigelow's desert four o'clock Mirabilis bigelovii Bigelow's nolina Nolina bigeloviiBigelow's pickleweed Salicornia bigeloviiBigflower agoseris Agoseris grandifloraBig-pod Ceanothus Ceanothus megacarpus var. megacarpusBioletti’s Rabbit-tobacco Pseudognaphalium biolettii Birchleaf Mountain Mahogany Cercocarpus montanus var. glaberBird’s Eye Gilia tricolorBird’s Eye Gilia Gilia tricolorBirdcage evening primrose Oenothera deltoidesBird's foot Cliffbrake Pellaea mucronata ssp mucronataBird's foot fern Pellaea mucronata ssp mucronataBird's Foot Trefoil Lotus (several spp)Bishop's lotus Lotus strigosus var. hirtellusBishop's lotus Lotus strigosus var. strigosusBitter cress / Bittercress / Bitter-cress Cardamine oligosperma var. oligospermaBitter cress / Bittercress / Bitter-cress Cardamine pennsylvanicaBlack Cottonwood Populus balsamifera ssp. trichocarpaBlack Poplar Populus balsamifera ssp. trichocarpaBlack Sage Salvia melliferaBlack Twin-berry Lonicera involucrataBlack Willow Salix gooddingii Blackcreeper Sedge Carex praegracilisBladder Parsnip Lomatium utriculatumBladderpod Cleome isomerisBladderpod Spider Flower Cleome isomerisBlair's stephanomeria Stephanomeria blairiiBlair's wirelettuce Stephanomeria blairii

Common Name Scientific NameBlazing Star / Blazingstar Mentzelia sppBlond Psyllium Plantago ovata Blood currant Ribes sanguineum var. glutinosumBlow-wives Achyrachaena mollisBlue Blossum / Blue-blossom Ceanothus thyrsiflorusBlue bunchgrass Festuca idahoensisBlue Elderberry Sambucus nigra ssp. ceruleaBlue Field Gilia Gilia capitata ssp. abrotanifolia Blue fiestaflower Pholistoma auritum var. auritumBlue Flax Linum lewisii var. lewisiiBlue Grama Bouteloua gracilisBlue Larkspur Delphinium parryi ssp. maritimumBlue Larkspur Delphinium parryi ssp. parryiBlue Lobelia Lobelia dunnii var. serrata Blue Rush Juncus patensBlue Sage Salvia clevelandiiBlue sage Salvia pachyphyllaBlue Thimble Flower Gilia capitata ssp. abrotanifolia Blue Toadflax Nuttallanthus canadensis Blue Toadflax Nuttallanthus texanusBlue Wildrye Elymus glaucus ssp glaucusBluecurls Trichostema lanceolatumBluedicks / Blue Dicks Dichelostemma capitatum ssp. capitatumBlue-eyed Grass Sisyrinchium bellumBlue-headed Gilia Gilia capitata ssp. abrotanifolia Bluewitch nightshade / Blue witch

nightshade Solanum umbelliferumBluff Dudleya Dudleya farinosaBluff Lettuce Dudleya farinosaBlunt leaved lupine Lupinus truncatusBobtail Barley Hordeum intercedensBog Rush Juncus effusus var brunneusBog Rush Juncus effusus var pacificusBolander’s Rush Juncus bolanderiBolander's Phacelia Phacelia bolanderi Bottlebrush Equisetum hyemale var. affineBox elder / Boxelder Acer negundo var. californicum Box Thorn Lycium (several spp)Bracken fern Pteridium aquilinum var. pubescensBract gumweed Grindelia camporum var. bracteosaBracted Gumweed Grindelia camporum Bracted verbena Verbena bracteataBractscale Atriplex serenana var. davidsoniiBractscale Atriplex serenana var. serenanaBranched Scorpion Weed Phacelia ramosissima var. austrolitoralisBranching Phacelia Phacelia ramosissima var. austrolitoralisBrandegee’s Sage Salvia brandegeeiBrand's phacelia Phacelia stellaris

Common Name Scientific NameBrickellbush Brickellia californicaBright Green Dudleya Dudleya virens ssp. hasseiBright Green Dudleya Dudleya virens ssp. insularisBright Green Dudleya Dudleya virens ssp. virensBrittlebush / Brittle Bush Encelia farinosaBroadleaf Cattail Typha latifolia Broadleaf Lupine Lupinus latifolius ssp. latifoliusBroadleaf stonecrop Sedum spathulifolium Broad-scaled Palmer's Goldenbush Ericameria palmeri var. pachylepisBrodiaea Dichelostemma capitatum ssp. capitatumBroom Lotus (several spp)Brown Dogwood Cornus glabrataBrown headed Rush / Brownhead rush Juncus phaeocephalus var paniculatusBrown-twig Dogwood Cornus glabrataBuckbrush / Buckbrush Ceanothus Ceanothus cuneatus var. cuneatusBuckbrush / Buckbrush Ceanothus Ceanothus sppBuckeye Aesculus californica Buffalo Currant Ribes aureum var. gracillimum Buffalo Eyes Nemophila maculataBull Clover Trifolium fucatumBumble-bee Penstemon Penstemon grinnellii ssp. grinnelliiBunchgrass fescue Festuca idahoensisBurhead Echinodorus berteroiBurlew's onion Allium burlewiiBush Anemone Carpenteria californica Bush Lupine Lupinus longifoliusBush Mallow Malacothamnus fasciculatusBush Penstemon Keckiella cordifoliaBush poppy Dendromecon rigida ssp. rigida Bush Rue Cneoridium dumosumBush Snapdragon Gambelia speciosaBush Sunflower Encelia californicaBushy spikemoss Selaginella bigeloviiButter Bush Senecio californicus Butter lupine Lupinus luteolus Butterfly Mariposa Calochortus venustusBuxifolia' Wax Myrtle Morella (Myrica) californicaCabello de angel Calliandra californicaCalabazilla Cucurbita foetidissima Calf lotus Lotus wrangelianusCalifornia acalypha Acalypha californicaCalifornia allseed Polycarpon depressumCalifornia Allspice Calycanthus occidentalis California Anemone Ranunculus californicusCalifornia Ash Fraxinus dipetala California Barley Hordeum brachyantherum ssp. californicum California bay Umbellularia californicaCalifornia Bayberry Morella (Myrica) californica

Common Name Scientific NameCalifornia Black Currant Ribes malvaceum var.malvaceaumCalifornia Black Sage Salvia melliferaCalifornia blackberry Rubus ursinus ssp ursiniusCalifornia Blue Sage Salvia clevelandiiCalifornia Bluebell Nemophila menziesii var.integrifoliaCalifornia Blue-eyed Grass Sisyrinchium bellumCalifornia box elder Acer negundo var. californicum California Boxthorn / CA Box Thorn Lycium californicum var. californicumCalifornia Brickellbush Brickellia californicaCalifornia Brittlebush Encelia californicaCalifornia brodiaea Brodiaea californica California Brome Bromus carinatusCalifornia Broom Lotus scoparius var. scopariusCalifornia broomrape Orobanche californica ssp. grandisCalifornia broomshrub Lepidospartum squamatumCalifornia buckeye Aesculus californica California Buckthorn Frangula californica ssp. californicaCalifornia buckthorn Frangula californica ssp. tomentellaCalifornia Buckwheat Eriogonum fasciculatum var. fasciculatumCalifornia Buckwheat Eriogonum fasciculatum var. foliolosumCalifornia Bullrush Schoenoplectus californicus California Bush Sunflower Encelia californicaCalifornia Butterbush Senecio californicus California Buttercup Ranunculus californicusCalifornia chalk lettuce Dudleya pulverulenta ssp. pulverulentaCalifornia chicory Rafinesquia californica California Christmas Berry Heteromeles arbutifolia California Clematis Clematis ligusticifolia var. californicaCalifornia cloak fern Notholaena californicaCalifornia Coffeeberry Frangula californica ssp. californicaCalifornia copperleaf Acalypha californicaCalifornia cord grass Spartina foliosa

California Corethrogyne Corethrogyne filaginifolia California Cottonrose Logfia californicaCalifornia Crabapple Crossosoma californicumCalifornia Croton Croton californicus var. californicusCalifornia Croton Croton californicus var. teniusCalifornia Cudweed Pseudognaphalium californicumCalifornia desert thorn Lycium californicum var. californicumCalifornia dissanthelium Dissanthelium californicumCalifornia dodder Cuscuta californica var. brevifoliaCalifornia dodder Cuscuta californica var. californicaCalifornia Encelia Encelia californicaCalifornia Evening Primrose Oenothera californica ssp. californicaCalifornia Everlasting Pseudognaphalium californicumCalifornia false indigo Amorpha californica var. californicaCalifornia Fescue Festuca californicaCalifornia Figwort Scrophularia californica ssp. floribunda

Common Name Scientific NameCalifornia Flannelbush Fremontodendron californicum California Four O’Clock Mirabilis laevis var. crassifoliaCalifornia fuchsia Epilobium canum ssp. canum California fuchsia Epilobium canum ssp. latifolium California Fuschia Epilobium canum (several ssp)California golden eyed grass Sisyrinchium californicumCalifornia Golden Violet Viola pedunculataCalifornia Goldenbush Ericameria ericoidesCalifornia Goldenbush Ericameria ericoidesCalifornia Goldenrod Solidago californicaCalifornia Goldfields Lasthenia californica ssp. californicaCalifornia Gooseberry Ribes californicum var. hesperiumCalifornia goosefoot Chenopodium californicum California Grape Vitis californicaCalifornia Gray Rush Juncus patensCalifornia groundsel Senecio aphanactisCalifornia Groundsel Senecio californicus California Gum Plant Grindelia camporum California Hairgrass Deschampsia cespitosaCalifornia Hairgrass Deschampsia holciformisCalifornia Hedge Nettle Stachys bullataCalifornia Hedgenettle Stachys bullata

California Hemp Hoita macrostachyaCalifornia Holly Heteromeles arbutifolia California Honeysuckle Lonicera hispidula var. vacillansCalifornia horse chestnut Aesculus californica California juniper Juniperus californicaCalifornia lace fern Aspidotis californicaCalifornia lacefern Aspidotis californicaCalifornia laurel Umbellularia californica

California Leather root Hoita macrostachyaCalifornia Lilac Ceanothus sppCalifornia Live Oak Quercus agrifolia var. agrifoliaCalifornia Loeflingia Loeflingia squarrosa ssp. squarrosaCalifornia loosestrife Lythrum californicumCalifornia maidenhair Adiantum jordaniiCalifornia maidenhair fern Adiantum jordaniiCalifornia manyseed Polycarpon depressumCalifornia matchweed Gutierrezia californicaCalifornia Meadow Barley Hordeum brachyantherum ssp. californicum California Melic Melica californicaCalifornia mint Pycnanthemum californicum California mugwort Artemisia douglasianaCalifornia mustard Guillenia lasiophylla California Nettle Urtica dioica ssp. holosericea California Oatgrass Danthonia californicaCalifornia Orcutt grass Orcuttia californicaCalifornia Pearly Everlasting Pseudognaphalium californicum

Common Name Scientific NameCalifornia pellitory Parietaria hespera var. californicaCalifornia peony Paeonia californicaCalifornia pipe vine Aristolochia californicaCalifornia Plane Tree Platanus racemosaCalifornia Plantain Plantago erectaCalifornia plumseed Rafinesquia californica California polycarpon Polycarpon depressumCalifornia Polypody Polypodium californicum California Poplar Populus balsamifera ssp. trichocarpaCalifornia Poppy Eschscholzia californica ssp. californicaCalifornia prickly phlox Leptodactylon californicum ssp. californicumCalifornia prickly phlox Leptodactylon californicum ssp. glandulosumCalifornia Primrose Camissonia californicaCalifornia Primrose Oenothera californica ssp. californicaCalifornia Ragwort Senecio californicus California Redbud Cercis canadensis var. texensis California Rockflower Crossosoma californicumCalifornia Rosemary Trichostema lanatumCalifornia sagebrush Artemisia californicaCalifornia saltbush Atriplex californicaCalifornia Sand Aster Corethrogyne filaginifolia var. californicaCalifornia seablite Suaeda taxifolia California Sealavender Limonium californicumCalifornia Spicebush Calycanthus occidentalis

California spineflower Mucronea californica California Spurge Euphorbia miseraCalifornia Strawberry Fragaria vesca ssp. californicaCalifornia Sun Cup Camissonia bistortaCalifornia Suncup Camissonia californicaCalifornia Sun-cup Camissonia californicaCalifornia Sunshine Lasthenia glabrata ssp. coulteriCalifornia Sycamore Platanus racemosaCalifornia tarragon Artemisia dracunculusCalifornia Thistle Cirsium occidentale var. californicumCalifornia Toothwort Cardamine californica var. californicaCalifornia Tree Mallow Lavatera assurgentiflora California Tule Schoenoplectus californicus California Verbena Verbena lasiostachysCalifornia Walnut Juglans californicaCalifornia Water-starwort Callitriche marginataCalifornia waterwort Elatine californicaCalifornia Wax Myrtle Morella (Myrica) californicaCalifornia White Sage Salvia apiana var. apianaCalifornia Wild Grape Vitis californicaCalifornia Wild Rose / California Rose Rosa californicaCalifornia wood fern Dryopteris argutaCalifornia Wood Mint Stachys bullata

Common Name Scientific NameCalifornia woodsorrel / Californica wood

sorrel Oxalis albicans ssp. californicaCalifornia yarrow Achillea millefolium Camphor Weed Pluchea odorata var. odorata Camphor Weed Trichostema lanceolatumCampion Silene sppCanada Toadflax Nuttallanthus canadensis Canadian Horseweed Conyza canadensis var. canadensis Canaigre Rumex hymenosepalusCanaigre Dock Rumex hymenosepalusCanchalagua Centaurium venustum ssp. abramsoniiCane Beardgrass Bothriochloa barbinodisCane Bluestem Bothriochloa barbinodisCanyon Clarkia Clarkia epilobioidesCanyon Dodder Cuscuta ceanothi Canyon Gooseberry Ribes californicum var. hesperiumCanyon live oak Quercus chrysolepis var. chrysolepisCanyon liveforever Dudleya cymosa ssp pumila

Canyon Oak Quercus chrysolepis var. chrysolepisCanyon Pea Lathyrus vestitus ssp. alefeldiiCanyon Silktassel Garrya veatchiiCanyon Snowberry Symphoricarpos albus var. laevigatusCanyon Sunflower Venegasia carpesioidesCanyon Tasselbush Garrya veatchiiCardinal Flower Lobelia cardinalisCardinal Monkeyflower Mimulus cardinalisCardionema Cardionema ramosissimumCarillo Arctostaphylos uva-ursiCarmel Ceanothus Ceanothus griseusCarmel Creeper Ceanothus griseusCarolina geranium Geranium carolinianum (var. ?)Carpenteria Carpenteria californica Catalina bedstraw Galium catalinense ssp. catlinenseCatalina Ceanothus Ceanothus arboreusCatalina Crossosoma Crossosoma californicumCatalina figwort Scrophularia villosaCatalina grass Dissanthelium californicumCatalina ironwood Lyonothamnus floribundus ssp. aspleniifoliusCatalina ironwood Lyonothamnus floribundus ssp. floribundusCatalina Isl. Mountain Mahogony Cercocarpus traskiaeCatalina Island Cherry Prunus ilicifolia ssp. lyoniiCatalina Island manzanita Arctostaphylos catalinaeCatalina Mahogony Cercocarpus traskiaeCatalina Mariposa Lily Calochortus catalinaeCatalina Mountain Lilac Ceanothus arboreusCatalina nightshade Solanum wallacei Catalina Nightshade Solanum wallacei Catalina Perfume Ribes viburnifolium

Common Name Scientific NameCatalina popcornflower Plagiobothrys canescens var. catalinensisCatalina Silverlace Constancea neviniiCatchfly Silene sppCaterpillar Phacelia Phacelia cicutaria var. hispidaCaterpillar Phacelia Phacelia cicutaria var. hubbyiCattail Typha sppCattle-tongue Pluchea odorata var. odorata Cedros Island Verbena Verbena lilacinaChairmaker's bulrush Schoenoplectus americanusChalk dudleya Dudleya pulverulenta ssp. pulverulentaChalk Lettuce Dudleya pulverulenta ssp. pulverulentaChamise Adenostoma fasciculatum var. fasciculatumChamisso's bush lupine Lupinus chamissonisChannel Island Tree Poppy Dendromecon harfordiiChannel Islands silver lotus Lotus argophyllus var. argenteusChaparral beard tongue Keckiella antirrhinoides Chaparral beard tongue Keckiella antirrhinoides var. antirrhinoides Chaparral Bedstraw Galium angustifolium subsp. foliosumChaparral bird's foot trefoil Lotus grandiflorus var. grandiflorusChaparral blazing star Mentzelia micrantha Chaparral Brodiaea Brodiaea jolonensis/ B. terrestrisChaparral broom Baccharis pilularisChaparral bush monkeyflower Diplacus linearisChaparral Bush Poppy Dendromecon rigida ssp. rigida Chaparral Clematis Clematis lasiantha Chaparral Cluster-lily Brodiaea jolonensis/ B. terrestrisChaparral Currant Ribes malvaceum var.malvaceaumchaparral dodder Cuscuta californica var. californicaChaparral dodder Cuscuta californica var. brevifoliaChaparral gilia Gilia angelensis Chaparral Honeysuckle Lonicera subspicata var. denudataChaparral Honeysuckle Lonicera subspicata var. subspicataChaparral honeysuckle Lonicera interruptaChaparral lotus Lotus grandiflorus var. grandiflorusChaparral Mallow Malacothamnus fasciculatusChaparral nightshade Solanum xanti Chaparral nightshade Solanum xanti var. glabrescens Chaparral nightshade Solanum xantii var. intermediumChaparral pricklypear Opuntia oricola Chaparral ragwort Senecio aphanactisChaparral Sage Salvia clevelandiiChaparral snapdragon Sairocarpus multiflorus Chaparral Virgin’s Bower Clematis lasiantha Chaparral Whitethorn Ceanothus leucodermis Chaparral Yucca Hesperoyucca whippleiCharming Centaury Centaurium venustum ssp. abramsoniiCheckerbloom Sidalcea neomexicana ssp. thurberiCheckerbloom Sidalcea spp

Common Name Scientific NameCheckermallow Sidalcea sppChia Sage / Chia Salvia columbariae var. columbariaeChick lupine Lupinus densiflorus var. densiflorusChilean bird's foot trefoil Lotus wrangelianusChilean clover Trifolium macraeiChilean cudweed Pseudognaphalium stramineumChilean lotus Lotus wrangelianusChinese Houses Collinsia heterophyllaChinese Pusley Heliotropium curassavicum var. oculatumChocolate Lily Fritillaria biflora var. bifloraChuparosa Justicia californicaClammy clover Trifolium obtusiflorum Clammy cudweed Pseudognaphalium macouniiClammy everlasting Pseudognaphalium macouniiClaspleaf miner’s lettuce Claytonia perfoliata ssp. mexicanaClaspleaf miner’s lettuce Claytonia perfoliata ssp. perfoliataClearwater cryptantha Cryptantha intermediaClementine Suncup Camissonia guadalupensis subsp. clementinaCleveland’s Blue Sage Salvia clevelandiiCleveland's Cryptantha Cryptantha clevelanii var. florosa

Cleveland's Forget-me-not Cryptantha clevelanii var. florosaCliff Aster Malacothrix saxatilis var. tenuifoliaCliff Buckwheat Eriogonum parvifoliumCliff Desertdandelion Malacothrix saxatilis var. tenuifoliaCliff Malacothrix Malacothrix saxatilis var. tenuifoliaCliff Spurge Euphorbia miseraClimbing bedstraw Galium nuttallii ssp insulareClimbing Penstemon Keckiella cordifoliaClimbing Snapdragon Neogaerrhinum strictumClove Currant Ribes aureum var. gracillimum Clover Trifolium sppClub haired mariposa lily / Clubhair

mariposa lily Calochortus clavatus var. clavatusClubhair mariposa lily Calochortus clavatus var. pallidusClustered Field Sedge Carex praegracilisClustered Tarweed Hemizonia fasciculataClustered toad rush Juncus bufonius var congestusCoast clover Trifolium wormskioldii Coast dudleya Dudleya caespitosaCoast Horkelia Horkelia cuneata ssp. cuneataCoast Indian Paintbrush Castilleja affinis subsp. affinisCoast Morning-glory Calystegia macrostegia ssp. cyclostegiaCoast quailbush Atriplex lentiformis ssp. breweriCoast Range Melic Melica imperfectaCoast Silk Tassel Garrya elliptica Coast Silktassel Garrya elliptica Coast Spice Bush Cneoridium dumosumCoast Strawberry Fragaria chiloensis ssp. pacifica

Common Name Scientific NameCoast Sunflower Encelia californicaCoast tobacco Nicotiana clevelandiiCoast twinberry Lonicera involucrata var. ledebourii Coast woolly heads Nemacaulis denudata var. denudataCoastal agave

Coastal bird's foot trefoil Lotus salsuginosus var. salsuginosusCoastal Bladderpod Cleome isomerisCoastal Buckwheat Eriogonum cinereumCoastal Buckwheat Eriogonum parvifoliumCoastal bush lupine Lupinus propinquus Coastal California Poppy Eschscholzia californica ssp. californicaCoastal cholla Cylindropuntia prolifera Coastal dunes milkvetch Astragalus tener var. titiCoastal Goldenbush Isocoma menziesii Coastal goldenbush Isocoma menziesii var. vernonioidesCoastal Groundcover Gum Plant Grindelia stricta var. platyphyllaCoastal Gumplant Grindelia stricta var. platyphyllaCoastal gumweed Grindelia hirsutula var. maritimaCoastal Live Oak Quercus agrifolia var. agrifoliaCoastal lotus Lotus salsuginosus var. salsuginosusCoastal plantain Plantago elongata ssp. elongataCoastal Pricklypear / Coastal Prickly

Pear Opuntia littoralis var. littoralis Coastal Sage Scrub Oak Quercus berberidifoliaCoastal sage scrub oak Quercus dumosa var. elegantulaCoastal sagebrush Artemisia californicaCoastal Tidy-tips Layia platyglossaCoastal tufted hair grass Deschampsia holciformisCoastal White Sage Salvia leucophylla Coastal wood fern Dryopteris argutaCobb Mountain lupine Lupinus sericatus Cobweb Thistle Cirsium occidentale var. occidentaleCobwebby hedge-nettle Stachys albensCobwebby Thistle Cirsium occidentale var. californicumCobwebby Thistle Cirsium occidentale var. occidentaleCoffee Cliffbrake Pellaea andromedifoliaCoffee Fern Pellaea andromedifoliaCoffeeberry Frangula californica (several ssp)Coffeeberry Frangula californica ssp. californicaCoffeeberry Simmondsia chinensisCollared Annual Lupine Lupinus truncatusColorado four o'clock Mirabilis multiflora vars glandulosa and pubescens

Common Blennosperma Blennosperma nanum var. nanumCommon Brodiaea Dichelostemma capitatum ssp. capitatumCommon buttonbush Cephalanthus occidentalis Common California Aster Symphyotrichum chilense var. chilenseCommon Cattail Typha latifolia Common cryptantha Cryptantha intermedia

Common Name Scientific NameCommon Deerweed Lotus scoparius var. scopariusCommon Dwarf milkvetch Astragalus didymocarpus var. didymocarpus

Common Eucrypta Eucrypta chrysanthemifolia var. chrysanthemifoliaCommon Evening Primrose Oenothera elata ssp. hookeriCommon false lupine Thermopsis macrophylla Common fiddleneck Amsinckia menziesii var. menziesiiCommon fiddleneck Amsinckia menziesii var. intermediaCommon Goldenstar Bloomeria crocea var. crocea Common Hazardia Hazardia squarrosa var. grindelioides Common lace pod Thysanocarpus laciniatusCommon lomatium Lomatium utriculatumCommon loosestrife Lythrum californicum

Common madia

Madia elegans ssp densiflora, elegans, vernalis &

wheeleri

Common maidenhair Adiantum capillus-venerisCommon maidenhair fern Adiantum capillus-venerisCommon Monkeyflower Mimulus guttatusCommon nightshade Solanum americanumCommon Owl’s Clover Castilleja exserta ssp. exsertaCommon Pacific Pea Lathyrus vestitus ssp. vestitusCommon phacelia Phacelia distansCommon Pussypaws Cistanthe monandra

Common Rabbitbrush Ericameria nauseosa ssp. consimilis var. oreophila

Common rock cress Sibara virginica Common Rush Juncus effusus var exiguusCommon Rush Juncus patensCommon Sand Aster Ericameria palmeri var. pachylepis

Common Sand Aster Corethrogyne filaginifolia var. filaginifolia Common Scouring Rush Equisetum hyemale var. affineCommon Snowberry Symphoricarpos albus var. laevigatusCommon Spike Rush Eleocharis macrostachyaCommon Stickyseed Blennosperma nanum var. nanumCommon sun rose Helianthemum scopariumCommon Sunflower Helianthus annuus Common Sword Fern Polystichum munitumCommon Tarplant Centromadia pungens ssp. laevisCommon Tarweed Centromadia pungens ssp. laevisCommon Tarweed Hemizonia fasciculataCommon threesquare Schoenoplectus pungens var. badiusCommon Verbena Verbena lasiostachysCommon Vervain Verbena lasiostachysCommon Western Wild Rye Elymus glaucus ssp glaucusCommon yarrow Achillea millefolium Common Yellow Chaenactis Chaenactis glabriuscula Conejo Buckwheat Eriogonum crocatumContorted Primrose Camissonia strigulosa

Common Name Scientific NameCooper's popcornflower Plagiobothrys collinus var. gracilisCoral Bells Heuchera maximaCordgrass Spartina foliosaCosahui del sur Calliandra californicaCosmopolitan bulrush Schoenoplectus maritimus Cottonheads Nemacaulis denudata var. denudataCoulter’s Goldenfields Lasthenia glabrata ssp. coulteriCoulter's lupine Lupinus sparsiflorus ssp. sparsiflorusCoulter's matilija poppy Romneya coulteriCoulter's saltbush Atriplex coulteriCoulter's Snapdragon / Coulter’s White

Snapdragon Sairocarpus coulterianusCoville's lipfern / Coville's lip fern Cheilanthes covilleiCows clover Trifolium wormskioldii Coyote Brush Baccharis pilularisCoyote Bush Baccharis pilularisCoyote Gourd Cucurbita foetidissima Coyote Mint Monardella villosa ssp. villosaCoyote Mountainbalm Monardella villosa ssp. villosaCoyote Willow Salix exiguaCream Cups / Creamcups Platystemon californicus Creambush Holodiscus discolorCreambush Oceanspray Holodiscus discolorCreek Clover Trifolium obtusiflorum Creek Dogwood Cornus sericea subsp. sericeaCreek Groundsel Senecio flaccidus var. douglasiiCreeping Barberry Mahonia repensCreeping Hollygrape Mahonia repensCreeping leather root Hoita orbicularisCreeping Mahonia Mahonia repensCreeping Mallow Malvella leprosa Creeping Oregon Grape / Creeping

Oregongrape Mahonia repensCreeping sage Salvia sonomensisCreeping Snowberry Symphoricarpos mollisCreeping Spike Rush Eleocharis macrostachyaCreeping Wild Rye Leymus triticoidesCrested Hairgrass Koeleria macrantha Crevice Huechera Heuchera micranthaCrimson Sage Salvia spathaceaCrowberry Arctostaphylos uva-ursiCrowfoot Ranunculus californicusCrown Brodiaea Brodiaea coronariaCucamonga manroot Marah macrocarpus var. majorCucamonga manroot Marah macrocarpus var. macrocarpaCucumber, wild Marah macrocarpa (2 ssp)

Cudweed Aster Corethrogyne filaginifolia Cuman ragweed Ambrosia psilostachya

Common Name Scientific NameCunyado Bergerocactus emoryiCurlytop knotweed Polygonum lapathifolium Cuyumaca Cypress Cupressus arizonica ssp arizonicaDagger-leaf Rush Juncus xiphioidesDavidson Buckwheat / Davidson's

buckwheat Eriogonum davidsoniiDavidson's bractscale Atriplex serenana var. davidsoniiDavidson's saltbush Atriplex pacifica Davidson's saltbush Atriplex pacifica Davidson's saltbush Atriplex serenana var. davidsoniiDavis' pitted onion Allium lacunosum var. davisiaeDeer Brush / Deerbrush Ceanothus integerrimus Deer Grass Muhlenbergia rigensDeer Nut Simmondsia chinensisDeer Vetch Lotus scoparius var. scopariusDeerweed Lotus (several spp)Deerweed Lotus scoparius var. scopariusDense flowered Platycarpos Lupinus densiflorus var. densiflorusDesert abutilon Abutilon palmeriDesert Bluebells Phacelia campanularia Desert Catalpa Chilopsis linearis ssp. arcuataDesert Croton Croton californicus var. teniusDesert dandelion Malacothrix glabrataDesert false indigo Amorpha fruticosaDesert globemallow Sphaeralcea ambiguaDesert Indianwheat Plantago ovata Desert lantern Oenothera deltoidesDesert Lavender Hyptis emoryi

Desert mariposa lily Calochortus kennedyiDesert needlegrass Achnatherum speciosumDesert Olive Forestiera pubescens var. pubescens Desert Pepper grass Lepidium lasiocarpum var. lasiocarpumDesert Plantain Plantago ovata Desert Rhubarb Rumex hymenosepalusDesert rice grass Achnatherum speciosumDesert Rockpurselane Calandrinia ciliata Desert sand verbena Abronia villosaDesert sunflower Geraea canescens Desert Thorn Lycium (several spp)Desert Wild Grape Vitis girdianaDesert Willow Chilopsis linearis ssp. arcuataDesertbells / Desert bells Phacelia campanularia Deserthollyhock Sphaeralcea ambigua

Devils Canyon muhly Muhlenbergia appressaDichondra Dichondra occidentalis Diego bentgrass Agrostis pallensDistant phacelia Phacelia distansDitchgrass Ruppia maritima

Common Name Scientific NameDollar Weed Malvella leprosa Dot-seed Plantain Plantago erectaDotted smartweed Polygonum punctatum var. punctatum Douglas' Baccharis Baccharis douglasiiDouglas Iris Iris douglasianaDouglas' nightshade Solanum douglasii Douglas' phacelia Phacelia douglasii var. douglasiiDouglas' sagewort Artemisia douglasianaDouglas' silver bush lupine Lupinus albifrons var. douglasiiDouglas' silver lupine Lupinus albifrons var. douglasiiDouglas' silverpuffs Microseris douglasii ssp. platycarphaDouglas' stitchwort Minuartia douglasiiDouglas’ Groundsel Senecio flaccidus var. douglasiiDouglas’ Meadowfoam Limnanthes douglasii Douglas’ Ragwort Senecio flaccidus var. douglasiiDove weed Croton setigerus Downy Forestiera Forestiera pubescens var. pubescens Dragon sagewort Artemisia dracunculusDragon wormwood Artemisia dracunculusDrain Flat Sedge Cyperus eragrostis Duckweed Lemna minorDuckweed Lemna sppDuckweed fern Azolla filiculoidesDune bentgrass Agrostis pallensDune Buckwheat Eriogonum parvifoliumDune Bush Lupine Lupinus chamissonisDune Eriogonum Eriogonum parvifoliumDune Primrose Oenothera deltoidesDune rush Juncus lesueuriiDunn’s Lobelia Lobelia dunnii var. serrata Dusty Miller Constancea neviniiDutchmans pipe / Dutchman's pipe Aristolochia californicaDwarf barley Hordeum depressumDwarf Brodiaea Brodiaea jolonensis/ B. terrestrisDwarf Chaparral Broom Baccharis pilularisDwarf Checkerbloom Sidalcea malviflora ssp. malvifloraDwarf checkerbloom Sidalcea malviflora ssp. sparsifloraDwarf Cudweed Gnaphalium palustre Dwarf Hairgrass Eleocharis acicularis var. acicularis Dwarf loco weed Astragalus gambelianusDwarf pepper grass Lepidium latipes var. latipesDwarf Plantain Plantago erectaDwarf Reedgrass Calamagrostis foliosaDwarf Sack Clover Trifolium depauperatum var. stenophyllum Dwarf saltwort Salicornia bigeloviiDwarf spikerush Eleocharis parvulaDwarf White milkvetch Astragalus didymocarpus var. didymocarpusDwarf white milkvetch Astragalus didymocarpus var. milesianus

Common Name Scientific Name

Early Harvest Brodiaea Brodiaea coronaria Early onion Allium praecoxEastern Mojave Buckwheat Eriogonum fasciculatum var. fasciculatumEastern Mojave Buckwheat Eriogonum fasciculatum var. foliolosumEastwood fiddleneck; Eastwood's

fiddleneck Amsinckia eastwoodiaeEaton’s Penstemon Penstemon eatoniiEelgrass / Eel grass Zostera marinaElbow-bush / Elbowbush Forestiera pubescens var. pubescens Elegant Clarkia Clarkia unguiculataElegant Lupine Lupinus concinnus ssp conncinusEmory Baccharis / Emory’s Baccharis Baccharis emoryiEmory Seepwillow Baccharis emoryiEmory Waterweed Baccharis emoryiEmory's rockdaisy / Emory's rock daisy Perityle emoryiEncina Quercus agrifolia var. agrifoliaEngelmann oak Quercus engelmanniiErect goldenaster Heterotheca sessiliflora ssp fastigataEvergreen Buckthorn Rhamnus ilicifoliaEvergreen Cherry Prunus ilicifolia ssp. ilicifoliaEvergreen Currant Ribes viburnifoliumEverlasting Pseudognaphalium macouniiEverlasting Cudweed Pseudognaphalium stramineumExserted Indian Paintbrush Castilleja exserta ssp. exsertaEyelash grass Bouteloua gracilisFairy mist Pterostegia drymarioides Fairyduster Calliandra eriophyllaFalse Daisy Eclipta prostrataFalse indigo Amorpha californica var. californicaFalse indigo Amorpha fruticosaFalse mesquite Calliandra eriophyllaFalse Pennyroyal Monardella villosa ssp. villosaFalse tarragon Artemisia dracunculusFalse Willow Baccharis salicifoliaFalse-willow Chilopsis linearis ssp. arcuataFarewell-to-Spring Clarkia purpurea ssp. quadrivulneraFarewell-to-Spring Clarkia unguiculataFasciculate Toad Rush Juncus ambiguusFeather Reedgrass Calamagrostis foliosa

Felt leaved Yerba Santa

Eriodictyon crassifolium (vars crassifolium &

nigrescens)Felt-leaf Ceanothus Ceanothus arboreus

Felt-leaf Everlasting Pseudognaphalium canescens ssp. microcephalumFernleaf ironwood Lyonothamnus floribundus ssp. aspleniifoliusFew flowered buckwheat Eriogonum nudum var. pauciflorumFew leafed checkerbloom Sidalcea malviflora ssp. sparsifloraFiber Optic Plant Isolepis cernuus

Common Name Scientific NameField Cluster-Lily Dichelostemma capitatum ssp. capitatumField Gumweed Grindelia camporum Field Horsetail Equisetum hyemale var. affineField Lupine Lupinus nanus ssp. latifoliusFiesta flower Pholistoma auritum var. auritumFinger tips Dudleya edulisFire poppy Papaver californicumFirecracker Penstemon Penstemon eatoniiFive angled dodder/ Fiveangled dodder Cuscuta pentagona var. pentagonaFive seeded plantain Plantago elongata ssp. pentaspermaFivespot Nemophila maculataFive-spot Nemophila maculataFlannelbush Fremontodendron californicum Flat-bladed Rush Juncus xiphioidesFlat-leaf Summer Holly Comarostaphylis diversifolia ssp. planifoliaFlatspine bur ragweed Ambrosia acanthicarpa Flat-topped wild buckwheat Eriogonum fasciculatum var. fasciculatumFleabane Aster Erigeron foliosus var. foliosusFleshy Jaumea Jaumea carnosaFleshy lupine Lupinus affinisFloating primrose willow Ludwigia peploides ssp. peploidesFloating water primrose Ludwigia peploides ssp. peploidesFloriferous monkeyflower Mimulus floribundusFlowering Ash Fraxinus dipetala Flowering Dogwood Cornus glabrataFlowering Willow Chilopsis linearis ssp. arcuataFlowering Willow Chilopsis linearis ssp. arcuataFoothill Ash Fraxinus dipetala Foothill Beardtongue Penstemon heterophyllus ssp. australusFoothill Clover Trifolium ciliolatumFoothill Needlegrass Nassella lepidaFoothill Sedge Carex tumulicolaForestiera Forestiera pubescens var. pubescens Four-line honeysuckle Lonicera involucrataFourwing saltbush Atriplex canescensFoxberry Arctostaphylos uva-ursiFoxtail Alopecurus saccatus Foxtail Barley Hordeum jubatum ssp jubatumFragrant evening primrose Oenothera caespitosaFragrant Everlasting Pseudognaphalium canescens ssp. beneolensFragrant Flatsedge Cyperus odoratusFragrant Golden Currant Ribes aureum var. gracillimum Fragrant Pitcher Sage Lepechinia fragransFragrant Rabbit-tobacco Pseudognaphalium canescens ssp. beneolensFragrant Sage Salvia clevelandiiFreeway Sedge' Carex praegracilisFremont box thorn Lycium fremontiiFremont Cottonwood Populus fremontii

Common Name Scientific NameFremontia Fremontodendron californicum Fremont's desert thorn Lycium fremontiiFremont's silk tassel Garrya fremontiiFried Eggs Plant Limnanthes douglasii Fringed Linanthus Linanthus dianthiflorus Fringed onion Allium fimbriatum var. fimbriatumFringed Pod Thysanocarpus curvipesFringed Red Maids Calandrinia ciliata Fringed Willowherb Epilobium ciliatum ssp. ciliatumFrog Rush Juncus ambiguusFuchsia-Flowered Gooseberry Ribes speciosumGambel's dwarf milk vetch Astragalus gambelianusGambel's dwarf milkvetch Astragalus gambelianusGamble weed Sanicula crassicaulis var. crassicaulisGhost Berry Symphoricarpos albus var. laevigatusGiant Blazingstar Mentzelia laevicaulisGiant Bullrush Schoenoplectus californicus Giant chain fern / Giant chainfern Woodwardia fimbriataGiant Coreopsis Coreopsis giganteaGiant Creek Nettle Urtica dioica ssp. holosericea Giant flowered phacelia Phacelia grandifloraGiant four o'clock Mirabilis multiflora vars glandulosa and pubescens

Giant Gum Plant Grindelia camporum Giant helleborine Epipactis gigantea Giant horsetail Equisetum telmateia var. brauniiGiant hyssop Agastache urticifolia Giant mountain dandelion Agoseris grandifloraGiant needlegrass Achnatherum coronatumGiant ricegrass Achnatherum coronatumGiant Rye Grass Leymus condensatusGiant Scouring Rush Equisetum hyemale var. affineGiant Scouring Rush Equisetum telmateia var. brauniiGiant Sea Dahlia Coreopsis gigantea

Giant stipa Achnatherum coronatumGiant Stream orchid Epipactis gigantea Giant Tickseed Coreopsis giganteaGiant Wildrye Leymus condensatusGibbous duckweed Lemna gibbaGila Willow Baccharis salicifoliaGland cinquefoil Potentilla glandulosaGlandular five finger Potentilla glandulosaGlobe Gilia Gilia capitata ssp. abrotanifolia Globemallow Sphaeralcea sppGoatnut Simmondsia chinensisGold Nuggets Calochortus luteusGoldback Fern Pentagramma triangularis ssp. viscosaGoldcup Oak / Gold cup oak Quercus chrysolepis var. chrysolepisGolden Aster Heterotheca grandiflora

Common Name Scientific NameGolden blue eyed grass Sisyrinchium californicumGolden Cereus Bergerocactus emoryiGolden Clubcactus Bergerocactus emoryiGolden Currant Ribes aureum var. gracillimum Golden Dock Rumex maritimusGolden Fleece Ericameria ericoidesGolden Flowering Currant Ribes aureum var. gracillimum Golden Nutsedge Cyperus eragrostis Golden Snake Cactus/ Golden

Snakecactus Bergerocactus emoryiGolden Spined Cereus Bergerocactus emoryiGolden Torch Bergerocactus emoryiGolden Yarrow Eriophyllum confertiflorum var. confertiflorumGoldenback Fern / Golden Back Fern Pentagramma triangularis ssp. viscosaGoldenhills Encelia farinosaGoldenstar Bloomeria crocea var. crocea Goldenthread Cuscuta salina var majorGolden-Yarrow Eriophyllum confertiflorum var. confertiflorumGoodding’s Black Willow Salix gooddingii Graceful grama grass Bouteloua gracilisGraceful popcorn flower Plagiobothrys collinus var. gracilisGraceful Sedge Carex praegracilisGraceful tarplant Holocarpha virgata ssp. elongataGrape Soda Lupine Lupinus excubitus var. halliiGrassland Silver Puffs Microseris heterocarpaGrassland stebbinsoseris Microseris heterocarpaGrass-leaved Goldenrod Euthamia occidentalis Gray Box Bush Simmondsia chinensis

Gray rabbitbrush Ericameria nauseosa ssp. consimilis var. oreophila

Gray Sage Salvia leucophylla Greasewood Adenostoma fasciculatum var. fasciculatumGreat Valley gumweed Grindelia camporum var. camporumGreen Everlasting Pseudognaphalium californicumGreen leaved dune goldenbush Isocoma menziesii var. vernonioidesGreen Live-forever Dudleya virens Green Supreme' Manzanita Arctostaphylos uva-ursiGreenbark ceanothus Ceanothus spinosusGreene's dudleya Dudleya greenei

Greene's liveforever / Greene's live forever Dudleya greeneiGreenspot nightshade Solanum douglasii Grey coast eriogonum Eriogonum cinereumGrindelia Grindelia camporum Grinnell’s Beardtongue Penstemon grinnellii ssp. grinnelliiGrinnell’s Beardtongue Penstemon grinnellii ssp. scrophularioidesGrinnell’s Northern Penstemon Penstemon grinnellii ssp. scrophularioidesGrinnell’s Penstemon Penstemon grinnellii ssp. grinnellii

Common Name Scientific NameGrinnell’s Penstemon Penstemon grinnellii ssp. scrophularioidesGround Pink Linanthus dianthiflorus Groundsel Senecio sppGroundsel Tree Baccharis salicifoliaGuadalupe cryptantha Cryptantha maritima var maritimaGuadalupe hazardia Hazardia canaGuadalupe Island cryptantha Cryptantha maritima var maritimaGuadalupe Island lupine Lupinus guadalupensisGuadalupe Island Rock Daisy Perityle incana Gumplant Grindelia hirsutula var. hirsutulaHairy brackenfern Pteridium aquilinum var. pubescensHairy Ceanothus Ceanothus oliganthus Hairy desert sunflower Geraea canescens Hairy evening primrose Oenothera elata ssp. hirsutissimaHairy Honeysuckle Lonicera hispidula var. vacillansHairy lacepod Thysanocarpus curvipesHairy Lotus Lotus strigosus var. hirtellusHairy pepperweed Lepidium virginicum var. pubescensHairy pepperwort Marsilea vestita ssp. vestitaHairy podded pepper grass Lepidium lasiocarpum var. lasiocarpumHairy purslane speedwell Veronica peregrina ssp. xalapensisHairy sand verbena Abronia villosaHairy waterclover Marsilea vestita ssp. vestitaHairy Yerba Santa Eriodictyon trichocalyx var. trichocalyxHall's bush lupine Lupinus excubitus var. halliiHardhack Holodiscus discolorHardy Grindelia Grindelia camporum Harford’s Bush Poppy Dendromecon harfordiiHarvest Brodiaea Brodiaea jolonensis/ B. terrestris

Harvest brodiaea Brodiaea elegans Hasse's Desert Thorn Lycium hasseiHeart-leafed Keckiella Keckiella cordifoliaHeermann's bird's foot trefoil Lotus heermannii var heermaniiHeermann's lotus Lotus heermannii var heermaniiHierba Ceniza Encelia farinosaHierba de chivo Clematis ligusticifolia var. californicaHierba de las Animas Encelia farinosaHierba del Bazo Encelia farinosaHierba del Cuervo Cneoridium dumosumHillside Pea Lathyrus vestitus ssp. vestitusHoary buckwheat Eriogonum saxatile Hoary Nettle Urtica dioica ssp. holosericea Hoaryleaf Ceanothus / Hoary Leaved

Ceanothus Ceanothus crassifoliusHog Cranberry Arctostaphylos uva-ursiHog Fennel Lomatium utriculatumHollow-leaf Lupine Lupinus succulentus Holly leaf navarretia Navarretia atractyloides

Common Name Scientific NameHolly-leaf Cherry Prunus ilicifolia ssp. ilicifoliaHollyleaf pincushionplant Navarretia atractyloidesHolly-leaf Redberry Rhamnus ilicifoliaHoneysuckle Penstemon Keckiella cordifoliaHooded arrowhead Sagittaria calycina spp. calycinaHooked navarretia Navarretia hamata ssp. leptanthaHooked pincushionplant Navarretia hamata ssp. leptanthaHooker's Evening Primrose Oenothera elata ssp. hookeriHooker's evening primrose Oenothera elata ssp. hirsutissimaHorned pondweed Zannichellia palustrisHorned sea blite Suaeda calceoliformis Horse mint Agastache urticifolia Horsemint giant hyssop Agastache urticifolia Horsetail Equisetum (several spp)Horsetail Equisetum hyemale var. affineHorsetail Equisetum laevigatumHowell pogogyne Pogogyne abramsiiHummingbird Monardella Monardella macrantha ssp. macranthaHummingbird Sage Salvia spathaceaHummingbird Trumpet Epilobium canum ssp. angustifoliumHummingbird trumpet Epilobium canum ssp. canum Hummingbird trumpet Epilobium canum ssp. latifolium Ice Apple Symphoricarpos albus var. laevigatusIdaho fescue Festuca idahoensisIncienso Encelia farinosaIndian Catchfly Silene laciniata subsp. majorIndian Clover Trifolium albopurpureum Indian lettuce Claytonia perfoliata ssp. mexicanaIndian lettuce Claytonia perfoliata ssp. perfoliataIndian mallow Abutilon palmeriIndian milkweed Asclepias eriocarpaIndian Pink Silene laciniata subsp. majorIndian rice grass Achnatherum hymenoidesIndian ricegrass Achnatherum hymenoidesIndian tobacco Nicotiana quadrivalvis var. bigelovii Indigo bush Amorpha fruticosaInland Saltgrass Distichlis spicataInterior goldenbush Ericameria linearifoliaIntermediate Suncup Camissonia intermediaIris-leaf Rush Juncus xiphioidesIronwood Holodiscus discolorIronwood Lyonothamnus floribundus (2 ssp)Island Alumroot Heuchera maximaIsland Big-pod Ceanothus Ceanothus megacarpus var. insularisIsland Black Sage Salvia brandegeeiIsland broom Lotus dendroideus var. dendroideusIsland Buckwheat Eriogonum grande var. grandeIsland Bush Monkeyflower Diplacus parviflorus

Common Name Scientific NameIsland Bush Poppy Dendromecon harfordiiIsland Bush Snapdragon Gambelia speciosaIsland Ceanothus Ceanothus megacarpus var. insularisIsland deerweed Lotus dendroideus var. dendroideusIsland false bindweed Calystegia macrostegia ssp. amplissimaIsland false bindweed Calystegia macrostegia ssp. cyclostegiaIsland false bindweed Calystegia macrostegia ssp. intermediaIsland false bindweed Calystegia macrostegia ssp. macrostegia Island Gooseberry Ribes viburnifoliumIsland live oak Quercus tomentellaIsland Mahogany Cercocarpus montanus var. blancheaeIsland Mallow Lavatera assurgentiflora subsp. assurgentiflora

Island Monkeyflower Diplacus aurantiacus Island morning glory Calystegia macrostegia ssp. macrostegia Island morning-glory Calystegia macrostegia ssp. amplissimaIsland Mountain Lilac Ceanothus arboreusIsland Mountain Mahogany Cercocarpus montanus var. blancheaeIsland oak Quercus tomentellaIsland Pitchersage Lepechinia fragransIsland Poppy Eschscholzia ramosaIsland redberry Rhamnus pirifoliaIsland rockcress Sibara filifoliaIsland scrub oak Quercus pacificaIsland senecio Senecio lyoniiIsland Tarplant Deinandra clementinaIsland tree poppy Dendromecon rigida ssp. rhamnoidesIsland Wallflower Erysimum insulare ssp. suffrutescensIslay Prunus ilicifolia ssp. ilicifoliaIthuriel's spear Triteleia laxaJepson Hillside Gooseberry Ribes californicum var. hesperiumJepson's Oregon grape Mahonia dictyota Jill of the Rocks Heuchera maximaJimsonweed Datura wrightii Johnny jump up, Viola pedunculataJojoba Simmondsia chinensisJolon’s Brodiaea Brodiaea jolonensis/ B. terrestrisJones's bush mallow Malacothamnus jonesiiJudas Tree Cercis canadensis var. texensis June Grass / Junegrass Koeleria macrantha Jurupa Hills Suncup Camissonia ignotaKellogg's Snapdragon Neogaerrhinum strictumKinnikinnick Arctostaphylos uva-ursiKnotgrass / Knot grass Paspalum distichumKotolo milkweed Asclepias eriocarpaLacy Phacelia Phacelia tanacetifoliaLadies Tobacco Pseudognaphalium californicumLady Fingers Dudleya edulisLadyfern Athyrium filix-femina var. cyclosorum

Common Name Scientific NameLakeside ceanothus Ceanothus cyaneusLamp Rush Juncus effusus var brunneusLamp Rush Juncus effusus var exiguusLance leaf lippia Phyla lanceolata Lance-leaf Dudleya Dudleya lanceolataLanceleaf fogfruit Phyla lanceolata Lanceleaf Liveforever Dudleya lanceolataLarge flowered leptosiphon Leptosiphon grandiflorus Largeflower Phacelia Phacelia grandifloraLarge-flowered Phacelia Phacelia grandifloraLargeleaf lupine Lupinus burkei ssp. burkei Laurel Sumac Malosma laurina Lax Snapdragon Neogaerrhinum strictumLeafy bentgrass Agrostis pallens

Leafy Common Rabbitbrush Ericameria nauseosa ssp. consimilis var. oreophila

Leafy Daisy Erigeron foliosus var. foliosusLeafy desertdandelion Malacothrix foliosa ssp. foliosaLeafy Fleabane Erigeron foliosus var. foliosusLeafy Reedgrass Calamagrostis foliosaLeast Duckweed Lemna minutaLeast Spike Rush Eleocharis acicularis var. acicularis Leather Root Hoita sppLeaved cambess Oligomeris linifoliaLemita Rhus trilobata sspLemmon's canarygrass Phalaris lemmonii Lemonade Sumac Rhus trilobata sspLemonadeberry Rhus integrifoliaLeopold’s Rush Juncus acutus ssp. leopoldii Lesser Snapdragon Sairocarpus pusillus Lewis' Evening Primrose Camissonia lewisiiLewis' flax Linum lewisii var. lewisiiLewis’ Mock Orange Philadelphus lewisii Life everlasting Pseudognaphalium macouniiLilac (California) Ceanothus sppLilac Verbena Verbena lilacinaLindley's blazing star Mentzelia lindleyiLindley's Silver Puffs Microseris lindleyi Linear leaved goldenbush Ericameria linearifoliaLineleaf whitepuff Oligomeris linifoliaLipfern Cheilanthes sppLittle Barley Hordeum intercedensLittle Sur Manzanita Arctostaphylos edmundsiiLittle Western Bittercress Cardamine oligosperma var. oligospermaLittleseed muhly Muhlenbergia microsperma Lizard's Tail Eriophyllum staechadifoliumLizard-tail Anemopsis californica Long leaf plantain Plantago elongata ssp. elongata

Common Name Scientific NameLong Trumpet Eriogonum nudum var. pauciflorumLongleaf Bush Lupine / Long leaf bush

lupine Lupinus longifoliusLongstalk phacelia / Long stalk phacelia Phacelia longipesLongstem Buckwheat Eriogonum elongatum Long-stem Waterwort Elatine brachyspermaLos Angeles Gilia Gilia angelensis Low barley Hordeum depressumLow Bullrush Isolepis cernuusLow canyon dudleya, Dudleya cymosa ssp pumila

Low Clubrush Isolepis cernuusLowland Cudweed Gnaphalium palustre Lyme grass Leymus condensatusLyon's pentachaeta Pentachaeta lyonii Lyon's phacelia Phacelia lyoniiLyon's pygmydaisy Pentachaeta lyonii Lyon's ragwort Senecio lyoniiMacoun’s Cudweed Pseudognaphalium macouniiMacoun’s Rabbit Tobacco Pseudognaphalium macouniiMacrae's Clover Trifolium macraeiMaiden Clover Trifolium microcephalumMaidenhair fern Adiantum capillus-venerisMaidenhair fern Adiantum jordaniiMalva Rosa Lavatera assurgentiflora Manroot Marah macrocarpa (2 ssp)Manso Anemopsis californica Many flowered phacelia Phacelia floribundaMany stemmed dudleya Dudleya multicaulisManyflowered monkeyflower / Many

flowered monkey flower Mimulus floribundusManystem liveforever Dudleya multicaulisMarcescent dudleya Dudleya cymosa ssp.marcescens

Marden Clover Trifolium microcephalumMarsh Baccharis Baccharis douglasiiMarsh Fleabane Pluchea odorata var. odorata Marsh Gumplant Grindelia stricta var. platyphyllaMarsh jaumea Jaumea carnosaMarsh milkvetch Astragalus pycnostachyus var. lanosissimusMarsh purslane Ludwigia peploides ssp. peploidesMarsh Rosemary Limonium californicumMarsilea Marsilea vestita ssp. vestitaMatchweed Gutierrezia californicaMatilija poppy Romneya coulteriMatscale Atriplex watsoniiMaul Oak Quercus chrysolepis var. chrysolepisMaxon’s Goldback Fern Pentagramma triangularis ssp. maxoniiMeadow Foam Limnanthes douglasii Meadow Muhley Muhlenbergia rigens

Common Name Scientific NameMeadow Rue Thalictrum fendleri var. polycarpumMeadow Sedge Carex praegracilisMeadow Sweet Holodiscus discolorMealberry Arctostaphylos uva-ursiMelic Grass Melica imperfectaMendocino Bushmallow Malacothamnus fasciculatusMendocino Reedgrass Calamagrostis foliosaMenzies fiddleneck Amsinckia menziesii var. menziesiiMenzies' goldenbush Isocoma menziesii var. vernonioidesMenzies' tansymustard Descurainia pinnata ssp. menziesiiMenzies’ Goldenbush Isocoma menziesii var. menziesiiMesa Brodiaea Brodiaea jolonensis/ B. terrestrisMexicali Onion Allium peninsulare var. peninsulareMexican Campion Silene laciniata subsp. majorMexican Catchfly Silene laciniata subsp. majorMexican Elderberry Sambucus nigra ssp. ceruleaMexican Flannelbush Fremontodendron mexicanumMexican Fremontia Fremontodendron mexicanumMexican Lovegrass Eragrostis mexicana ssp. mexicanaMexican Rush Juncus mexicanusMexican sprangletop Leptochloa fusca ssp. uninerva Mexican whorled milkweed Asclepias fascicularisMiles' milk vetch Astragalus didymocarpus var. milesianusMilk aster Stephanomeria exigua ssp. coronariaMilkmaids Cardamine californica var. californicaMilkweed Asclepias eriocarpaMilkweed Asclepias fascicularisMilkweed Asclepias speciosaMimbre(s) Chilopsis linearis ssp. arcuataMiner's-lettuce Claytonia perfoliata ssp. mexicanaMiner's-lettuce / Miner's Lettuce Claytonia perfoliata ssp. perfoliataMiniature Lupine Lupinus bicolor ssp. microphyllusMiniature Suncup Camissonia micrantha Mission Bells Fritillaria biflora var. bifloraMission Mallow Lavatera assurgentiflora Mission Manzanita Xylococcus bicolorMissouri gourd Cucurbita foetidissima Mock Heather Ericameria ericoidesMock locust Amorpha californica var. californicaMock Orange Philadelphus lewisii Mock parsley Apiastrum angustifolium

Mohave common rabbitbrush

Ericameria nauseosa ssp. consimilis var.

mohavensis

Mojave silverscale Atriplex argentea ssp. expansaMonarch milkweed Asclepias eriocarpaMonkeyflower Savory Clinopodium (Satureja) mimuloidesMontevideo arrowhead Sagittaria calycina spp. calycinaMontevideo spike rush Eleocharis montevidensis

Common Name Scientific NameMoran's navarretia Navarretia fossalisMosquito Grass Bouteloua gracilisMosquitofern / Mosquito Fern Azolla filiculoidesMoss Fern Selaginella bigeloviiMountain Balm Clinopodium (Satureja) chandleriMountain blue penstemon Penstemon laetus ssp. laetus Mountain bog bulrush Scirpus microcarpusMountain Box Arctostaphylos uva-ursiMountain Brome Bromus carinatusMountain Cranberry Arctostaphylos uva-ursiMountain Dogwood Cornus glabrataMountain Garland Clarkia unguiculataMountain Holly Mahonia repensMountain Mahogany Cercocarpus betuloides var. glaberMountain mint Pycnanthemum californicum Mountain Nettle Urtica dioica ssp. holosericea Mountain Pennyroyal Monardella villosa ssp. villosaMountain Rush Juncus arcticus ssp. littoralis Mountain Saxafrage Heuchera micranthaMountain Spray Holodiscus discolorMountain Tobacco Arctostaphylos uva-ursiMud fiddleleaf Nama stenocarpumMud nama Nama stenocarpumMudwort Elatine brachyspermaMugwort Artemisia douglasianaMule Fat / Mulefat / Mule's Fat Baccharis salicifoliaMunz' Sage Salvia munziiMusk Monkeyflower Mimulus moschatus var. moniliformisMuskflower Mimulus moschatus var. moniliformisMustang monardella Monardella lanceolataMustangmint / Mustang mint Monardella lanceolataMustard Evening Primrose Camissonia californicaNail rod Typha angustifoliaNaked buckwheat Eriogonum nudum var. pauciflorumNannie’s Purse Hutchinsia procumbens Narrowleaf Bedstraw Galium angustifolium ssp. angustifoliumNarrowleaf Bedstraw Galium angustifolium subsp. foliosumNarrowleaf Cattail Typha domingensis Narrowleaf cattail / Narrow leaf cattail Typha angustifoliaNarrowleaf fringe pod / Narrow leaved

Fringe Pod Thysanocarpus laciniatusNarrowleaf goldenbush Ericameria linearifoliaNarrowleaf Goosefoot Chenopodium leptophyllum Narrowleaf milkweed Asclepias fascicularisNarrow-leaf Willow Salix exiguaNavajita azul Bouteloua gracilisNavajita comun Bouteloua gracilisNeckweed Veronica peregrina ssp. xalapensis

Common Name Scientific NameNeedle Goldfields Lasthenia gracilis Needle Spike Rush Eleocharis acicularis var. acicularis Neglected life-everlasting Pseudognaphalium macouniiNet Leaf Hackberry Celtis reticulataNettleleaf giant hyssop Agastache urticifolia Nevada goldenrod Solidago spectabilis var. confinis Nevin’s Barberry Mahonia neviniiNevin’s Gilia Gilia neviniiNevin’s Oregon-grape Mahonia neviniiNevin’s Wooly Sunflower Constancea neviniiNevin's Bricklebush Brickellia neviniiNevin's milkvetch Astragalus neviniiNew Mexico Checkermallow Sidalcea neomexicana ssp. thurberiNew Mexico lovegrass Eragrostis mexicana ssp. mexicanaNew Mexico Privet Forestiera pubescens var. pubescens Newberry's lipfern Cheilanthes newberryiNewberry's lipfern Cheilanthes newberryi Nightshade Solanum sppNodding Needlegrass Nassella cernuaNodding tussockgrass Nassella cernuaNorth coast dudleya Dudleya farinosaNorthern California Goldenrod Solidago californicaNorthern Cudweed Pseudognaphalium macouniiNorthern island nightshade Solanum wallacei Northern water plantain Alisma triviale Northern Willow herb Epilobium ciliatum ssp. ciliatumNorthern Woodland Penstemon Penstemon grinnellii ssp. scrophularioidesNotable Penstemon Penstemon spectabilis ssp. subviscosusNuttal’s Scrub Oak Quercus berberidifoliaNuttall’s Fescue Vulpia microstachysNuttall’s Lupine Lupinus truncatusNuttall’s Snapdragon Sairocarpus nuttallianus Nuttall's island bedstraw Galium nuttallii ssp insulareNuttall's scrub oak Quercus dumosa var. elegantulaOak-leaf Sumac Rhus trilobata sspOcean locoweed Astragalus trichopodus var. trichopodusOcean milkvetch Astragalus trichopodus var. lonchusOcean Spray Holodiscus discolorOceanspray Holodiscus discolorOld Man sage Artemisia californicaOld man's beard Clematis ligusticifolia var. californicaOligomeris Oligomeris linifoliaOne leaf onion / Oneleaf onion Allium unifoliumOne-sided Bluegrass Poa secunda Oniongrass Melica imperfectaOrange Bush Monkey flower Diplacus aurantiacus Orange flowered menzies' fiddleneck Amsinckia menziesii var. intermediaOrange honeysuckle Lonicera ciliosa

Common Name Scientific NameOrchid of the Desert Chilopsis linearis ssp. arcuataOrcutt’s Lovegrass Eragrostis mexicana ssp. virescensOregon grape Mahonia aquifoliumOregon Myrtle Umbellularia californicaOreja de liebre Solidago californicaOur Lord's Candle Hesperoyucca whippleiOvalpurse Hutchinsia procumbens Pacific Aster Symphyotrichum chilense var. chilensePacific Aster Symphyotrichum chilense var. chilensePacific Bayberry Morella (Myrica) californicaPacific Beach Strawberry Fragaria chiloensis ssp. pacificaPacific Bedstraw Galium trifidum var. pacificumPacific blackberry Rubus ursinus ssp ursiniusPacific blacksnakeroot Sanicula crassicaulis var. crassicaulisPacific Coast Bulrush Schoenoplectus robustus Pacific common rush Juncus effusus var pacificusPacific Dogwood Cornus glabrataPacific false bindweed Calystegia purpurata ssp. purpurata Pacific foxtail Alopecurus saccatus Pacific Gumplant Grindelia stricta var. platyphyllaPacific Hairgrass Deschampsia holciformisPacific Iris Iris douglasianaPacific Island Wild Buckwheat Eriogonum grande var. grandePacific meadow foxtail Alopecurus saccatus Pacific Mist' Manzanita Arctostaphylos uva-ursiPacific Mosquitofern Azolla filiculoidesPacific oenanthe Oenanthe sarmentosaPacific potentilla Argentina egedii ssp. egediiPacific Reedgrass Calamagrostis nutkaensisPacific rush Juncus effusus var pacificusPacific saltbrush Atriplex pacifica Pacific sanicle Sanicula crassicaulis var. crassicaulisPacific Waxmyrtle Morella (Myrica) californicaPacific willow Salix lucida ssp. lasiandraPacific yerba santa Eriodictyon traskiaePajaro Manzanita Arctostaphylos pajaroensisPale bladder clover Trifolium depauperatum var amplectensPale Galingale Cyperus eragrostis Pale Purple Owl’s Clover Castilleja exserta ssp. exsertaPale Sack Clover Trifolium depauperatum var amplectensPale Spike Rush Eleocharis macrostachyaPale yellow lupine Lupinus luteolus Pale yellow mariposa Calochortus clavatus var. pallidusPalmer Goldenweed Ericameria palmeri var. pachylepisPalmer’s Clover Trifolium gracilentum var. palmeriPalmer’s Goldenbush Ericameria palmeri var. pachylepisPalmer’s indian mallow Abutilon palmeriPalmer's dudleya Dudleya palmeri

Common Name Scientific NamePalmer's grapplinghook Harpagonella palmeri var palmeriPalmer's liveforever Dudleya palmeri

Palmer's mariposa lily Calochortus palmeri var. palmeriPalmer's Penstemon Penstemon palmeri var. palmeriPalmer's Rabbitbrush Ericameria palmeri var. pachylepisPalo Blanco Encelia farinosaPanicled bulrush Scirpus microcarpusParish’s three-awn Aristida purpurea var. parishiiParish's brittlescale Atriplex parishiiParish's eryngo Eryngium aristulatum var. parishiiParish's goldeneye Viguiera parishiiParish's lupine Lupinus latifolius ssp.parishiiParish's saltbush Atriplex parishii

Parish's Spikerush / Parish's Spike Rush Eleocharis parishiiParish's tauschia Tauschia parishiiParish's umbrellawort Tauschia parishiiParish's viguiera / Parish viguiera Viguiera parishiiParrish's glasswort Arthrocnemum subterminaleParrish's pickleweed Arthrocnemum subterminaleParry’s Phacelia Phacelia parryiParry's Larkspur Delphinium parryi ssp. maritimumParry's larkspur Delphinium parryi ssp. parryiPastora Plantago ovata Pauma Lupine Lupinus longifoliusPayne's Lupine Lupinus payneiPeak Rush rose Helianthemum scopariumPelotazo Abutilon palmeriPeninsular onion Allium peninsulare var. peninsularePennsylvania Bittercress Cardamine pennsylvanicaPepper Vine Clematis ligusticifolia var. californicaPeppergrass / Pepperweed Lepidium (several species)Perezia Acourtia microcephala Pickleweed Arthrocnemum subterminalePierson's False Bindweed Calystegia peirsonii Pierson's Morning Glory Calystegia peirsonii Pigmy weed Crassula aquaticaPignut Simmondsia chinensisPigweed Chenopodium californicum Pincushion Plant Navarretia sppPine Goldenbush Ericameria ericoidesPine Hill fremontia Fremontodendron decumbensPinemat Manzanita Arctostaphylos uva-ursiPink flowering currant Ribes sanguineum var. glutinosumPink Honeysuckle Lonicera hispidula var. vacillansPink sand verbena Abronia umbellata ssp. umbellataPin-point Clover Trifolium gracilentum var. gracilentumPiper's barberry Mahonia aquifolium

Common Name Scientific NamePipestem Clematis lasiantha Pipestem Clematis ligusticifolia var. californicaPipestem Clematis Clematis lasiantha Pit Seed Goosefoot Chenopodium berlandieri var. sinuatumPitcher Sage Salvia spathacea

Plain mariposa lily Calochortus invenustusPlantain Plantago sppPlummer's Baccharis Baccharis plummerae subsp. plummerae

Plummer's mariposa lily Calochortus plummeraePoached Egg Plant Limnanthes douglasii Point Reyes' Manzanita Arctostaphylos uva-ursiPointed cryptantha Cryptantha muricataPointed Rush Juncus oxymerisPoisonoak / Poison oak Toxicodendron diversilobum Polished Willow Salix laevigata Poor Man’s Timothy Iva hayesianaPopcorn Flower Plagiobothrys sppPowdery liveforever Dudleya farinosaPowell's amaranth Amaranthus powelliiPrairie flax Linum lewisii var. lewisiiPrairie Junegrass Koeleria macrantha Prairie plantain Plantago elongata ssp. pentaspermaPrickly cryptantha Cryptantha muricataPrickly pear Opuntia oricola Prickly pear Opuntia sppPrickly Popcorn Flower Cryptantha muricataPride of California Lathyrus splendens Primrose monkeyflower Mimulus primuloidesProdigiosa Brickellia californicaProhibition Cactus Bergerocactus emoryiProstrate Alpine-cress Hutchinsia procumbens Prostrate Hutchinsia Hutchinsia procumbens Prostrate navarretia Navarretia prostrataProstrate pepper grass Lepidium strictum Prostrate pincushionplant Navarretia prostrataProstrate sand verbena Abronia umbellata ssp. umbellataPt. Reyes Cenaothus Ceanothus gloriosus Pterostegia Pterostegia drymarioides Pubescent skunkbush sumac Rhus trilobata var. pilosissimaPuffy Clover Trifolium fucatumPunctate smartweed Polygonum punctatum var. punctatum Purple ammannia Ammannia coccinea Purple Chinese Houses Collinsia heterophyllaPurple Clarkia Clarkia purpurea ssp. quadrivulneraPurple cudweed Gamochaeta purpurea Purple everlasting Gamochaeta purpurea Purple Honeysuckle Lonicera hispidula var. vacillansPurple Needlegrass Nassella pulchra

Common Name Scientific NamePurple nightshade Solanum xanti Purple Owl’s Clover Castilleja exserta ssp. exsertaPurple Sage Salvia leucophylla Purple Tansy Phacelia tanacetifoliaPurple three-awn Aristida purpurea var. purpureaPurple Tussock Grass Nassella pulchraPurple Western Morning glory Calystegia purpurata ssp. purpurata Pursh seepweed Suaeda calceoliformis Pursh’s Lotus Lotus unifoliolatus var. unifololiatusPussy Paws Cistanthe monandra Pygmy weed / Pigmy weed Crassula connata var. connataQ-tips Bombycilaena californica Quail bush / Quailbush Atriplex lentiformis ssp. breweriQuail Plant Heliotropium curassavicum var. oculatumQuill Weed Malacothrix saxatilis var. tenuifoliaQuinine Bush Garrya elliptica Quinine Nut Simmondsia chinensisRacemed fiestaflower Pholistoma racemosum Radiant' Manzanita Arctostaphylos uva-ursiRagweed Ambrosia psilostachya Ragwort Senecio sppRama Blanca Encelia farinosaRama del Bazo Encelia farinosaRancher’s fireweed Amsinckia menziesii var. menziesiiRancheria Clover Trifolium albopurpureum Rattlepod Astragalus trichopodus var. lonchusRattlesnake Weed Chamaesyce albomarginata Rattlesnake weed Daucus pusillus Rayless ragwort Senecio aphanactisRed ammannia Ammannia coccinea Red Bearberry Arctostaphylos uva-ursiRed Buckwheat Eriogonum grande var. rubescensRed Bush Monkeyflower Diplacus puniceusRed Catchfly Silene laciniata subsp. majorRed columbine Aquilegia formosaRed Fescue Festuca rubra Red Monardella Monardella macrantha ssp. macranthaRed sand verbena Abronia maritima Red shanks / Redshank Adenostoma sparsifolium Red threeawn Aristida purpurea var. parishiiRed topped Buckwheat Eriogonum fasciculatum var. foliolosumRed Willow Salix laevigata Redberry Rhamnus sppRedberry Buckbrush Rhamnus croceaRedflower Buckwheat Eriogonum grande var. grande

Red-flowered pacific island wild buckwheat Eriogonum grande var. rubescensRedheart Ceanothus spinosus

Common Name Scientific NameRedmaids Calandrinia ciliata Redosier Dogwood Cornus sericea subsp. sericeaRedskin onion Allium haematochitonRed-skinned Onion; Red skin onion Allium haematochitonReticulate seeded spurge Euphorbia spathulataRigid Hedgenettle Stachys rigida var. rigida Rigid Wood Mint Stachys rigida var. rigida Rillita pellitory Parietaria hespera var. hesperaRobinson's pepper grass / Robinson's

pepperweed Lepidium virginicum var. robinsoniiRobust Suncup / Robust Sun Cup Camissonia robustaRock Buckwheat Eriogonum saxatile Rock Eriogonum Eriogonum saxatile Rock-spirea Holodiscus discolorRod wirelettuce Stephanomeria virgata ssp. virgata Romerillo Artemisia californicaRomero Trichostema lanatumRomero Trichostema lanceolatumRose Sage Salvia pachyphyllaRosilla Helenium puberulumRosin Weed Grindelia camporum Rosinweed Grindelia camporum Rosy Buckwheat Eriogonum grande var. rubescensRothrock’s Lobelia Lobelia dunnii var. serrata Rough cockleburr Xanthium strumariumRough fruited allocarya Plagiobothrys trachycarpus Rough Hedgenettle Stachys rigida var. rigida Rough Horsetail Equisetum hyemale var. affineRough Scouring Rush Equisetum hyemale var. affineRoughfruit popcornflower Plagiobothrys trachycarpus Round leaved Psoralea, Hoita orbicularisRoundleaf leather root Hoita orbicularisRoving sailor Maurandella antirrhiniflora Royal Beardtongue Penstemon spectabilis ssp. subviscosusRoyal goldfields Lasthenia coronaria

Rubber Rabbitbush

Ericameria nauseosa ssp. consimilis var.

mohavensis

Rubber Rabbitbush Ericameria nauseosa ssp. consimilis var. oreophila

Rubber Rabbitbush Ericameria nauseosa ssp. nauseosa

Rubber Rabbitbush Ericameria nauseosa ssp. nauseosa var. bernardina

Rubber Rabbitbush Ericameria nauseosa ssp. nauseosa var. hololeuca

Rushrose Helianthemum scopariumRusty haired popcorn flower Plagiobothrys nothofulvusRusty popcornflower / Rusty popcorn

flower Plagiobothrys nothofulvusSacapellote Acourtia microcephala

Common Name Scientific NameSacred Datura Datura wrightii Sacred Sage Salvia apiana var. apianaSacred thorn apple Datura wrightii Sagackhomi Arctostaphylos uva-ursiSagebrush combseed Pectocarya linearis ssp. feroculaSago pondweed Stuckenia pectinatusSaline Toadrush Juncus ambiguusSalt Heliotrope Heliotropium curassavicum var. oculatumSalt Marsh Fleabane Pluchea odorata var. odorata Salt rush Juncus lesueuriiSalt sandspurry Spergularia salinaSalt Spring Checkerbloom Sidalcea neomexicana ssp. thurberiSaltbush Attriplex species (see individual species)Saltgrass Distichlis spicataSaltmarsh Baccharis Baccharis douglasiiSaltmarsh bird's beak / Salt marsh bird's

beak Cordylanthus maritimus ssp. maritimusSalt-marsh Bulrush Schoenoplectus robustus Saltmarsh dodder Cuscuta salina var majorSaltscale Atriplex serenana var. serenanaSaltwort Batis maritimaSalty Susan Jaumea carnosaSan Antonio Hills monardella Monardella antonina San Bernardino aster Symphyotrichum defoliatum San Bernardino larkspur Delphinium parryi ssp. parryiSan Bernardino Mountain onion Allium monticola

San Bernardino Rabbitbush Ericameria nauseosa ssp. nauseosa var. bernardina

San clemente deerweed Lotus dendroideus var. traskiaeSan Clemente Island bedstraw Galium catalinense ssp. acrispumSan Clemente Island bird's foot trefoil Lotus argophyllus var. adsurgensSan Clemente Island Brodiaea Brodiaea kinkiensisSan Clemente Island Buckwheat Eriogonum giganteum var. formosumSan Clemente Island Bush Mallow Malacothamnus clementinusSan Clemente Island hazardia Hazardia canaSan Clemente Island hosackia Lotus argophyllus var. adsurgensSan Clemente Island lotus Lotus dendroideus var. traskiaeSan Clemente Island milkvetch Astragalus neviniiSan Clemente Island Paintbrush Castilleja griseaSan Clemente Island triteleia Triteleia clementina

San Clemente Island's St. Catherine's-lace Eriogonum giganteum var. formosumSan Diego bentgrass Agrostis pallensSan Diego birdsfoot trefoil / San Diego

bird's foot trefoil Lotus hamatusSan Diego buckbrush Ceanothus cyaneusSan Diego button celery Eryngium aristulatum var. parishiiSan Diego ceanothus Ceanothus cyaneus

Common Name Scientific NameSan Diego coastalcreeper Aphanisma blitoidesSan Diego County viguiera Viguiera laciniataSan Diego fiestaflower / San Diego fiesta

flower Pholistoma racemosum San Diego hairy Ceanothus Ceanothus oliganthus San Diego Honeysuckle Lonicera subspicata var. denudataSan Diego Marsh Elder Iva hayesianaSan Diego mesa mint / San Diego

mesamint Pogogyne abramsiiSan Diego milk aster Stephanomeria diegensisSan Diego Pea Lathyrus vestitus ssp. alefeldiiSan Diego pepperweed Lepidium latipes var. latipesSan Diego Povertyweed Iva hayesiana

San Diego Rabbit-tobacco Pseudognaphalium canescens ssp. microcephalumSan Diego sage Artemisia palmeri San Diego Satureja Clinopodium (Satureja) chandleriSan Diego Sedge Carex spissaSan Francisco Gum Plant / San Francisco

gumplant Grindelia hirsutula var. maritimaSan Joaquin Dodder Cuscuta californica var. brevifoliaSan Joaquin milkvetch Astragalus asymmetricusSan Joaquin snakeweed Gutierrezia californicaSan Luis blazingstar Mentzelia micrantha San Luis Obispo Wallflower Erysimum insulare ssp. suffrutescensSan Luis Purple Sage Salvia leucophylla San Luis Stick Leaf Mentzelia micrantha San Miguel Calamint Clinopodium (Satureja) chandleriSan Miguel Island Buckwheat Eriogonum grande var. rubescensSan Miguel Island milkvetch Astragalus miguelensisSan Miguel milkvetch Astragalus miguelensisSan Miguel rattlepod Astragalus miguelensisSan Miguel Savory Clinopodium (Satureja) chandleriSand Carpet Cardionema ramosissimumSand Clover Trifolium willdenowiiSand Dock Rumex hymenosepalusSand Dune Sedge Carex pansaSand fringepod Thysanocarpus curvipesSand lettuce Dudleya caespitosaSand Pygmyweed Crassula connata var. connataSand spikerush Eleocharis montevidensisSand spurrey Spergularia macrotheca var. macrotheca Sand Strawberry Fragaria chiloensis ssp. pacificaSandbar Willow Salix exiguaSandberg Bluegrass Poa secunda Sandberry Arctostaphylos uva-ursiSanddune Wallflower Erysimum capitatum var. capitatumSandmat Atriplex leucophylla

Common Name Scientific NameSandmats Cardionema ramosissimumSandwort Minuartia douglasiiSandysoil Suncup Camissonia strigulosaSangre de Cristo Mahonia repensSanta Barbara Honeysuckle Lonicera subspicata var. denudataSanta Barbara milk vetch Astragalus trichopodus var. lonchusSanta Barbara milkvetch Astragalus trichopodus var. trichopodusSanta Barbara Sedge Carex barbaraeSanta Catalina Currant Ribes viburnifoliumSanta Catalina figwort Scrophularia villosaSanta Catalina Island bedstraw Galium catalinense ssp. catlinenseSanta Catalina Island Buckwheat Eriogonum giganteum var. giganteumSanta Catalina Island desert thorn Lycium hasseiSanta Catalina Island ironwood Lyonothamnus floribundus ssp. floribundusSanta Catalina Island manzanita Arctostaphylos catalinaeSanta Catalina Mariposa Lily Calochortus catalinaeSanta Cruz Island buckwheat Eriogonum arborescensSanta Cruz Island gooseberry / Santa Cruz

gooseberry Ribes thacherianumSanta Cruz Island ironwood Lyonothamnus floribundus ssp. aspleniifoliusSanta Cruz Island rock cress Sibara filifoliaSanta Cruz Island silverhosackia Lotus argophyllus var. adsurgensSanta Cruz Island Suncup Camissonia hirtellaSanta Cruz Island winged rockcress Sibara filifoliaSanta Inez goldenbanner Thermopsis macrophylla Santa Monica Mountains dudleya Dudleya cymosa ssp ovatifolia

Santa Rosa Island Sage; Salvia brandegeeiSanta Ynez false lupine Thermopsis macrophylla

Saskatoon serviceberry Amelanchier alnifoliaSaw toothed goldenbush / Sawtooth

goldenbush Hazardia squarrosa var. squarrosa Saw-grass Sedge Carex spissaSaw-tooth Bristleweed Hazardia squarrosa var. grindelioides Sawtooth Goldenbush Hazardia squarrosa var. grindelioides Scale broom / Scalebroom Lepidospartum squamatumScaly Grindelia Grindelia camporum Scarlet bugler Penstemon centranthifoliusScarlet larkspur Delphinium cardinaleScarlet lupine Lupinus concinnus ssp conncinusScarlet Monkeyflower Mimulus cardinalisScorpion Weed Phacelia cicutaria Scouler's surfgrass Phyllospadix scouleriScouring Rush Equisetum (several spp)Scratchgrass Muhlenbergia asperifoliaSea Dahlia Coreopsis maritimaSea Lavender Limonium californicumSea scale Atriplex leucophyllaSeablight Suaeda taxifolia

Common Name Scientific NameSeablite Suaeda esteroaSeablite Suaeda Spp.Seacliff Buckwheat Eriogonum parvifoliumSeashore bentgrass Agrostis pallensSeashore False Bindweed Calystegia soldanellaSeashore Morning Glory Calystegia soldanellaSeashore Saltgrass Distichlis spicataSeaside arrow grass Triglochin maritimaSeaside Brome Bromus maritimus

Seaside Calandrinia Cistanthe maritimaSeaside Calandrinia Cistanthe maritimaSeaside Clover Trifolium willdenowiiSeaside Daisy Erigeron glaucusSeaside fiddleneck Amsinckia spectabilisSeaside Fleabane Erigeron glaucusSeaside golden yarrow Eriophyllum staechadifoliumSeaside Heliotrope Heliotropium curassavicum var. oculatumSeaside larkspur Delphinium parryi ssp. maritimumSeaside Petunia Calibrachoa parvifloraSeaside Rush Juncus ambiguusSeawrack Zostera marinaSeep Monkeyflower Mimulus guttatus

Service berry Amelanchier alnifolia

Service berry Amelanchier alnifolia var. semiintegrifoliaSessileflower false goldenaster Heterotheca sessiliflora ssp fastigataShaggy thelypod Guillenia lasiophylla Shaggyfruit pepperweed Lepidium lasiocarpum var. lasiocarpumSharp Rush Juncus acutus ssp. leopoldii Sharp toothed sanicle Sanicula argutaSharp toothed snakeroot Sanicula argutaSharp-leafed Rush Juncus acutus ssp. leopoldii Sharptooth blacksnakeroot Sanicula argutaShaw's agave Agave shawiiShield Fern Dryopteris argutaShining netvein barberry Mahonia dictyota Shining peppergrass / Shining pepper

grass Lepidium nitidum var. nitidumShining pepperweed Lepidium nitidum var. nitidumShining willow Salix lucida ssp. lasiandraShoregrass Monanthochloe littoralisShort Coastal Prickly-pear Opuntia littoralis var. littoralis Short Flowered Dodder Cuscuta californica var. californica

Short lobed phacelia / Shortlobe phacelia Phacelia brachylobaShort woollyheads Psilocarphus brevissimus var brevissimusShort-leaf waterwort Elatine brachyspermaShort-seed Waterwort Elatine brachyspermaShowy goldenrod Solidago spectabilis var. confinis

Common Name Scientific NameShowy Greenbright Gambelia speciosaShowy Island Snapdragon Gambelia speciosaShowy milkweed Asclepias speciosaShowy Penstemon Penstemon spectabilis ssp. subviscosusShrubby Butterweed Senecio flaccidus var. douglasiiShrubby Monkeyflower Diplacus aurantiacus Shrubby Yerba Buena Clinopodium (Satureja) chandleriSickle keeled Lupine / Sicklekeel lupine Lupinus albicaulis Sierra mint Pycnanthemum californicum Silk Tassel Bush Garrya elliptica Silver beachbur Ambrosia chamissonisSilver beachweed Ambrosia chamissonisSilver bird's foot trefoil Lotus argophyllus var. argophyllusSilver bird's foot trefoil Lotus argophyllus var. argenteusSilver burr ragweed Ambrosia chamissonisSilver bush lupine Lupinus albifrons var. albifronsSilver Bush Lupine Lupinus albifrons var. eminensSilver Dune Lupine Lupinus chamissonisSilver Lining’ Desert Lavender Hyptis emoryi Silver Lupine Lupinus albifrons var. eminensSilver lupine Lupinus albifrons var. albifronsSilverback Fern Pentagramma triangularis ssp. triangularisSilverlotus Lotus argophyllus var. argenteusSilverpuffs / Silver Puffs Microseris spp. Silverscale saltbush Atriplex argentea ssp. expansaSilverweed Argentina egedii ssp. egediiSilvery Lupine Lupinus chamissonisSix weeks three awn Aristida adscensionisSixweeks threeawn Aristida adscensionisSkunk Bush Rhus trilobata sspSkunktail Hordeum jubatum ssp jubatumSky Lupine Lupinus nanus ssp. latifoliusSleepy catchfly Silene antirrhinaSleepy silene Silene antirrhinaSlender Annual Buckwheat Eriogonum gracile var. gracileSlender bushmallow Malacothamnus jonesiiSlender comb seed Pectocarya linearis ssp. feroculaSlender Cottonweed Bombycilaena californica Slender Hairgrass Deschampsia elongata Slender Lupine Lupinus truncatusSlender mariposa lily Calochortus clavatus var. gracilisSlender Needlegrass Nassella lepidaSlender Nettle Urtica dioica ssp. holosericea Slender pectocarya Pectocarya linearis ssp. feroculaSlender Sedge Carex praegracilisSlender Sedge Carex tumulicolaSlender Spike Rush Eleocharis acicularis var. acicularis Slender Tarplant Hemizonia fasciculata

Common Name Scientific NameSlender vetch Vicia ludoviciana ssp. ludovicianaSlender wheatgrass Elymus trachycaulus ssp. subsecundus Slender woolly marbles, Psilocarphus tenellus var. tenellus

Slender woollyheads / Slender woolly heads Psilocarphus tenellus var. tenellusSlender Wooly Buckwheat Eriogonum gracile var. gracileSlenderweed Hutchinsia procumbens Slim vetch Vicia ludoviciana ssp. ludovicianaSlimaster Symphyotrichum divaricatum Slope Semaphore Mimulus brevipesSmall Evening Primrose Camissonia micrantha Small Fescue Vulpia microstachysSmall flowered cudweed Pseudognaphalium stramineumSmall flowered lotus Lotus hamatusSmall flowered microseris Microseris douglasii ssp. platycarphaSmall flowered morning glory Convolvulus equitans Small flowered Nightshade Solanum americanumSmall Fruited Bulrush Scirpus microcarpusSmall spikerush Eleocharis parvulaSmall-flower Melic Grass Melica imperfectaSmallflower tussockgrass Nassella lepidaSmall-flowered Coral Bells Heuchera micranthaSmall-flowered fiddleneck Amsinckia menziesii var. menziesiiSmallhead Clover Trifolium microcephalumSmall-seed Sandmat Chamaesyce polycarpa Small-seed Spurge Chamaesyce polycarpa Smartweed Polygonum hydropiperoides Smooth boisduvalia Epilobium pygmaeum Smooth desertdandelion Malacothrix glabrataSmooth Dogwood Cornus glabrataSmooth Horsetail Equisetum laevigatumSmooth mountain mahogany Cercocarpus minutiflorus Smooth Red Willow Salix laevigata Smooth Scouring Rush Equisetum laevigatumSmooth spike primrose Epilobium pygmaeum Smooth western morning glory Calystegia purpurata ssp. purpurata Smooth-leaf Dogwood Cornus glabrataSmoothstem blazingstar Mentzelia laevicaulisSnake's head Malacothrix coulteri Snakeweed Gutierrezia californicaSnapdragon Sairocarpus sppSnapdragon campion Silene antirrhinaSnapdragon penstemon Keckiella antirrhinoides Sneezeweed Helenium puberulumSnowberry; Snow Berry Symphoricarpos albus var. laevigatus

Soap-root Chlorogalum pomeridianum var. pomeridianumSoaproot Chenopodium californicum

Common Name Scientific NameSoft blow-wives Achyrachaena mollisSoft Rush Juncus effusus var pacificusSonoma sage Salvia sonomensisSonoran flowering maple Abutilon palmeriSorrel Rumex hymenosepalusSour Clover Trifolium fucatumSourberry Rhus trilobata sspSourberry Rhus trilobata var. quinataSouth Coast Morning-glory Calystegia macrostegia ssp. intermediaSouth Coast saltbush Atriplex pacifica South Coast saltscale Atriplex pacifica Southern alpine buckwheat Eriogonum kennedyi var. alpigenumSouthern Bullrush Schoenoplectus californicus Southern bush monkeyflower Diplacus longiflorusSouthern California milkvetch Astragalus trichopodus var. lonchusSouthern California silver lotus Lotus argophyllus var. argophyllusSouthern California Walnut Juglans californicaSouthern California Wild Grape Vitis girdianaSouthern Cattail Typha domingensis Southern Foothill Penstemon Penstemon heterophyllus ssp. australusSouthern Honeysuckle Lonicera subspicata var. subspicataSouthern Indian Pink Silene laciniata subsp. majorSouthern Island Mallow Lavatera assurgentiflora ssp. glabra Southern island phacelia Phacelia floribundaSouthern Miner’s lettuce Claytonia perfoliata ssp. mexicanaSouthern Poverty Weed Iva hayesianaSouthern Silktassel Garrya veatchiiSouthern Suncups Camissonia bistortaSouthern Tarplant Centromadia parryi ssp. australisSouthern Tarweed Centromadia parryi ssp. australisSouthern wild cucumber Marah macrocarpus var. macrocarpaSouthern Woodland Penstemon Penstemon grinnellii ssp. grinnelliiSouthern woolly leaf ceanothus Ceanothus tomentosus var. olivaceusSouthern Yerba Santa Eriodictyon trichocalyx var. trichocalyxSouthwestern Spiny Rush Juncus acutus ssp. leopoldii Southwestern waterwort Elatine rubellaSpanish Clover Lotus unifoliolatus var. unifololiatusSpanish Lotus Lotus unifoliolatus var. unifololiatusSpanish Shawl Lotus unifoliolatus var. unifololiatusSpear grass Achnatherum speciosumSpearleaf agoseris / Spear leaved

agoseris Agoseris retrorsaSpearleaf mountain dandelion Agoseris retrorsaSpectaclepod Dithyrea maritimaSpencer Primrose Camissonia ignotaSpicebush Calycanthus occidentalis Spider lupine Lupinus benthamii

Spike bentgrass Agrostis exarata

Common Name Scientific NameSpike Moss Selaginella bigeloviiSpike redtop Agrostis exarataSpiked bentgrass Agrostis exarataSpiny clotbur Xanthium spinosumSpiny cockleburr Xanthium spinosumSpiny Redberry Rhamnus croceaSpiny Rush Juncus acutus ssp. leopoldii Splendid Mariposa Lily Calochortus splendensSplit-awn Sedge Carex tumulicola

Spotted Hideseed Eucrypta chrysanthemifolia var. chrysanthemifoliaSprawling Cactus Bergerocactus emoryiSpreading Alkaliweed Cressa truxillensisSpreading Goldenbush Isocoma menziesii Spreading loeflingia Loeflingia squarrosa ssp. squarrosaSpreading navarretia Navarretia fossalisSpreading Rush Juncus patensSpreading Snowberry Symphoricarpos mollisSpringbank clover Trifolium wormskioldii Spurge Chamaesyce sppSquirrel Tail Grass Hordeum jubatum ssp jubatumSquirreltail Hordeum jubatum ssp jubatumSquirreltail Elymus multisetusSquirreltail barley Hordeum jubatum ssp jubatumSt. Catherine’s Lace Eriogonum giganteum var. giganteumStar phacelia Phacelia stellaris Starpoint Microseris lindleyi Sticky Cinquefoil Potentilla glandulosaSticky False-willow Baccharis salicifoliaSticky Gold-back Fern Pentagramma triangularis ssp. triangularisSticky Monkey Flower Diplacus aurantiacus Sticky Phacelia Phacelia viscidaSticky sandspurry / Sticky sand spurry Spergularia macrotheca var. macrotheca Sticky Scorpionweed Phacelia viscidaSticky snapdragon Sairocarpus multiflorus Stinging Annual Lupine Lupinus hirsutissimusStinging Lupine Lupinus hirsutissimusStinging Nettle Urtica dioica ssp. holosericea Stink Weed Trichostema lanceolatumStinking Gourd Cucurbita foetidissima Stinkweed Pluchea odorata var. odorata Stone crop Sedum spathulifolium Strand Phacelia Phacelia ramosissima var. austrolitoralisStrand Wallflower Erysimum insulare ssp. suffrutescensStream Monkeyflower Mimulus guttatusStream orchid Epipactis gigantea Stretch-berry / Stretchberry Forestiera pubescens var. pubescens Strigose lotus Lotus strigosus var. hirtellus

Common Name Scientific NameStrigose lotus Lotus strigosus var. strigosusStrigose Sun Sup Camissonia strigulosaSturdy Bulrush Schoenoplectus robustus Succulent Lupine Lupinus succulentus Suffrutescent Wallflower Erysimum insulare ssp. suffrutescensSugar Bush Rhus ovataSugar Sumac Rhus ovataSulfur Buckwheat Eriogonum crocatumSulphur buckwheat / Sulphur flower

buckwheat Eriogonum umbellatum Summer Holly Comarostaphylis diversifolia ssp. planifoliaSummer lupine Lupinus formosus var formosusSun Flakes Camissonia bistortaSuperstition Mallow Abutilon palmeriSurf grass Phyllospadix scouleriSurf grass Phyllospadix sppSwamp root Anemopsis californica Swamp smartweed Polygonum hydropiperoides Sweet balsam Pseudognaphalium macouniiSweet Scent Pluchea odorata var. odorata Sweetbush / Sweetshrub Calycanthus occidentalis Sweetscent Pluchea odorata var. odorata Swollen duckweed Lemna gibbaSword Fern Polystichum munitumSword-leaf Rush Juncus xiphioidesTabardillo Calliandra californicaTacky Phacelia Phacelia viscidaTall Buckwheat Eriogonum elongatum Tall Cyperus Cyperus eragrostis Tall Flat Sedge Cyperus eragrostis Tall milk aster Stephanomeria virgata ssp. virgata Tall Nettle Urtica dioica ssp. holosericea Tall Nutsedge Cyperus eragrostis Tall Silky Lupine Lupinus elatusTall Stephanomeria Stephanomeria virgata ssp. pleurocarpa Tangled snapdragon Neogaerrhinum filipesTansy mustard Descurainia pinnata ssp. menziesiiTansy Phacelia Phacelia tanacetifoliaTansy Scorpionflower Phacelia tanacetifoliaTansy-leaf Phacelia Phacelia tanacetifoliaTarragon Artemisia dracunculusTarragon sagebrush Artemisia dracunculusTecate Cypress Cupressus forbesiiTelegraph Plant Heterotheca grandifloraTelegraph Weed Heterotheca grandifloraTexas Elbow-bush Forestiera pubescens var. pubescens Texas Indian Paintbrush Castilleja foliolosaTheodore Payne Lupine Lupinus paynei

Common Name Scientific NameThick leaved sage Salvia pachyphylla

Thickleaf yerba santa / Thick leaved yerba

santa

Eriodictyon crassifolium (vars crassifolium &

nigrescens)Thimble clover Trifolium microdonThin grass Agrostis pallensThin Leaved Goosefoot Chenopodium leptophyllum Thistle Sage Salvia carduaceaThreadleaf Groundsel Senecio flaccidus var. douglasiiThreadleaf Ragwort Senecio flaccidus var. douglasiiThreadleaf Senecio Senecio flaccidus var. douglasiiThread-stemmed Fleabane Erigeron foliosus var. foliosusThree petaled bedstraw Galium trifidum var. pacificumThree-color Gilia Gilia tricolorThree-corner Rush Schoenoplectus robustus Three-leaved Sumac Rhus trilobata sspThree-lobe Sumac Rhus trilobata sspThree-pod milkvetch Astragalus trichopodus Three-week Fescue Vulpia microstachysThurber’s Checkerbloom Sidalcea neomexicana ssp. thurberiThyme-leafed Sandmat Chamaesyce serpyllifolia ssp. serpyllifoliaThyme-leafed Spurge Chamaesyce serpyllifolia ssp. serpyllifoliaTidy-tips Layia platyglossaToad Rush Juncus bufonius var bufoniusToad Rush Juncus bufonius var congestusToluaca Datura wrightii Tomcat Clover Trifolium willdenowiiTornleaf goldeneye Viguiera laciniataTorrey Pine Pinus torreyanaTorrey's rush Juncus torreyi Torrey's surfgrass Phyllospadix torreyi Toyon Heteromeles arbutifolia Trailing Snowberry Symphoricarpos mollisTrask's cryptantha Cryptantha traskiaeTrask's island broom Lotus dendroideus var. traskiaeTrask's yerba santa Eriodictyon traskiaeTraveler’s Joy Clematis ligusticifolia var. californicaTree Anemone Carpenteria californica Tree Clover Trifolium ciliolatumTree Coreopsis Coreopsis giganteaTree Lilac Ceanothus arboreusTree Poppy Dendromecon rigida ssp. rigida Triangular-fruit Sedge Carex triquetraTrifid Bedstraw Galium trifidum var. pacificumTrumpet flower Chilopsis linearis ssp. arcuataTruncated Lupine Lupinus truncatusTufted Hairgrass Deschampsia cespitosaTufted Hairgrass Deschampsia holciformisTule Schoenoplectus acutus var occidentalis

Common Name Scientific NameTurpentine Weed Trichostema lanceolatumTurtle Weed Batis maritimaTwinberry Lonicera involucrataTwinberry Lonicera involucrata var. involucrataTwinberry Honeysuckle Lonicera involucrataTwining Snapdragon Neogaerrhinum filipesTwo seeded milk vetch Astragalus didymocarpus var. didymocarpusTwo-color Cudweed Pseudognaphalium biolettii Two-color Everlasting Pseudognaphalium biolettii Two-color Lupine Lupinus bicolor ssp. microphyllusTwo-color Rabbit Tobacco Pseudognaphalium biolettii Two-petal Ash Fraxinus dipetala Two-seeded milkvetch Astragalus didymocarpus var. milesianusUmbrella Sedge Cyperus eragrostis Upland Cranberry Arctostaphylos uva-ursiUpright burrhead Echinodorus berteroiUpright pepperweed Lepidium strictum Upright Snowberry Symphoricarpos albus var. laevigatusUva-Ursi Arctostaphylos uva-ursiValley Grape Vitis girdianaValley popcornflower Plagiobothrys canescens var. canescensValley redstem Ammannia coccinea Valley Sedge Carex barbaraeValley Willow Salix gooddingii Valparaiso clover Trifolium microdonVeatch Silktassel Garrya veatchiiVeiny pepperweed / Veiny pepper grass Lepidium oblongum var. insulareVelvet Cactus Bergerocactus emoryiVentura marsh milkvetch Astragalus pycnostachyus var. lanosissimusVernal Barley Hordeum intercedensVernalpool pincushionplant Navarretia fossalisVerrucose seapurslane Sesuvium verrucosumVine Hill Manzanita Arctostaphylos densifloraVine maple Acer circinatumVinegar Weed Trichostema lanceolatumViolet Snapdragon Sairocarpus nuttallianus Violet-Flowered Lupine Lupinus propinquus Virgate stephanomeria Stephanomeria virgata ssp. virgata Virgin’s Bower Clematis ligusticifolia var. californicaVirginia glasswort Salicornia depressa Virginia winged rockcress Sibara virginica Viscid Cudweed Pseudognaphalium macouniiWallace’s Pitcher Sage Lepechinia fragransWallace's nightshade Solanum wallacei Wand Buckwheat Eriogonum elongatum Wand stephanomeria Stephanomeria virgata ssp. pleurocarpa Wand tarbush Holocarpha virgata ssp. elongataWand Wirelettuce Stephanomeria virgata ssp. pleurocarpa

Common Name Scientific NameWand Wreath Plant Stephanomeria virgata ssp. pleurocarpa Warty spurge Euphorbia spathulataWater jacket Lycium andersonii var. deserticolaWater Motie Baccharis salicifoliaWater parsely / Water Parsley Oenanthe sarmentosaWater pepper Polygonum hydropiperoides Water Pygmyweed Crassula aquaticaWater Smartweed Polygonum punctatum var. punctatum Water Wally Baccharis emoryiWater Wally Baccharis salicifoliaWater Willow Baccharis emoryiWaterfern Azolla filiculoidesWater-purslane Elatine brachyspermaWaterwort Elatine spp.Watson's saltbush Atriplex watsoniiWavyleaf Silktassel Garrya elliptica

Wavy-leaf Soap Plant Chlorogalum pomeridianum var. pomeridianumWax Myrtle; Waxmyrtle Morella (Myrica) californicaWaxberry Symphoricarpos albus var. laevigatusWedge-leaf Honeydew Horkelia cuneata ssp. cuneataWedge-leaf Horkelia Horkelia cuneata ssp. cuneataWestern Bayberry Morella (Myrica) californicaWestern Black Willow Salix gooddingii Western Blue-eyed Grass Sisyrinchium bellumWestern bog yellow cress Rorippa palustris ssp. occidentalisWestern Bracken Pteridium aquilinum var. pubescensWestern Chain Fern Woodwardia fimbriataWestern chokecherry / Western Choke

Cherry Prunus virginiana var. demissaWestern Clematis Clematis ligusticifolia var. californicaWestern columbine Aquilegia formosaWestern cudweed Pseudognaphalium macouniiWestern dichondra Dichondra occidentalis Western Dogwood Cornus sericea subsp. occidentalisWestern false indigo Amorpha fruticosaWestern field dodder Cuscuta pentagona var. pentagonaWestern Flattop Euthamia occidentalis Western Flattop Goldenrod Euthamia occidentalis Western Flowering Dogwood Cornus glabrataWestern Fragrant Goldenrod Euthamia occidentalis Western Goldenrod Euthamia occidentalis Western hackberry Celtis reticulataWestern Jimsonweed Datura wrightii Western lupine Lupinus formosus var formosusWestern Marsh Cudweed Gnaphalium palustre Western Marsh-rosemary Limonium californicumWestern ponysfoot Dichondra occidentalis

Common Name Scientific NameWestern poppy Papaver californicumWestern Pricklypear Opuntia littoralis var. littoralis Western ragweed Ambrosia psilostachya Western Redbud Cercis canadensis var. texensis Western sea purslane Sesuvium verrucosum

Western serviceberry Amelanchier alnifoliaWestern Snowberry Symphoricarpos albus var. laevigatusWestern Sweetshrub Calycanthus occidentalis Western swordfern / Western Sword

Fern Polystichum munitumWestern Sycamore Platanus racemosaWestern Thistle Cirsium occidentale var. occidentaleWestern Verbena Verbena lasiostachysWestern Vervain Verbena lasiostachysWestern White Clematis Clematis ligusticifolia var. californicaWestern Wildrye Elymus glaucus ssp glaucusWestern yarrow Achillea millefolium Weston's buckwheat Eriogonum nudum var. westonii Wheatgrass Elymus trachycaulus ssp. subsecundus Whispering bells / Whisperingbells Emmenanthe penduliflora var. pendulifloraWhite alder Alnus rhombifoliaWhite Brittle Bush Encelia farinosaWhite Chaparral Currant Ribes indecorumWhite Chicory Malacothrix saxatilis var. tenuifoliaWhite Clematis Clematis ligusticifolia var. californicaWhite Coralberry Symphoricarpos albus var. laevigatusWhite Everlasting Pseudognaphalium canescens ssp. beneolens

White Everlasting Pseudognaphalium canescens ssp. microcephalumWhite Everlasting Pseudognaphalium macouniiWhite Fairy-lantern Calochortus albusWhite flowered goldenbush Isocoma menziesii var. menziesiiWhite Globe Lily Calochortus albusWhite Haired Forget me not Cryptantha maritima var maritimaWhite Hedge-nettle Stachys albensWhite Mallow Malvella leprosa White Panicle Aster Symphyotrichum lanceolatum ssp. hesperium White plume wirelettuce / Whiteplume

wirelettuce Stephanomeria exigua ssp. coronariaWhite Root Carex barbaraeWhite Sage Salvia apiana var. apianaWhite Snapdragon Sairocarpus coulterianusWhite stemmed lupine Lupinus albicaulis White-flowered Currant Ribes indecorumWhitestem Hedgenettle Stachys albensWhite-stem Woodmint Stachys albensWidethroat Yellow Monkeyflower Mimulus brevipesWide-throated Monkeyflower Mimulus brevipes

Common Name Scientific NameWigeon Grass Ruppia maritima Wight's Indian Paint brush Castilleja affinis subsp. affinisWild celery Apiastrum angustifolium Wild cucumber Marah macrocarpus var. majorWild Hazelnut Simmondsia chinensisWild Heliotrope Heliotropium curassavicum var. oculatumWild heliotrope Phacelia distansWild Hyacinth Dichelostemma capitatum ssp. capitatumWild Iris Iris douglasianaWild Mock Orange Philadelphus lewisii Wild Olive Forestiera pubescens var. pubescens Wild parsley Apiastrum angustifolium Wild pepper grass Lepidium virginicum var. pubescensWild petunia Calibrachoa parvifloraWild Portulaca Calandrinia ciliata Wild Rhubarb Rumex hymenosepalusWild Snapdragon Sairocarpus nuttallianus Wild Sweetpea Lathyrus vestitus ssp. vestitusWild tarragon Artemisia dracunculusWillow Dock / Willow-leaf Dock Rumex salicifolius var. salicifoliusWillow Herb Clarkia Clarkia epilobioidesWillow smartweed Polygonum lapathifolium Willow weed Polygonum lapathifolium Willow-leaved catalpa Chilopsis linearis ssp. arcuataWillowy Monardella Monardella linoides ssp. vimineaWinecup Clarkia Clarkia purpurea ssp. quadrivulneraWinecup Fairy Fan Clarkia purpurea ssp. quadrivulneraWinged cudweed Pseudognaphalium macouniiWinged Water-starwort Callitriche marginataWinter Currant Ribes indecorumWire Rush Juncus acutus ssp. leopoldii Wire Rush Juncus arcticus ssp. littoralis Wiregrass Aristida purpurea var. parishiiWiregrass Aristida purpurea var. purpureaWirelettuce Stephanomeria Spp.Wishbone Mirabilis bigelovii Wishbone Bush Mirabilis laevis var. crassifoliaWishbone Plant Mirabilis laevis var. crassifoliaWithered Snapdragon Sairocarpus multiflorus Wood fern Dryopteris argutaWood Lupine Lupinus truncatusWoodland Pea Lathyrus vestitus ssp. alefeldii

Woodland strawberry / Wood Strawberry Fragaria vesca ssp. californicaWood's Compact' Manzanita Arctostaphylos uva-ursiWoolly fruited lomatium Lomatium dasycarpum ssp. dasycarpumWoolly Heads Psilocarphus brevissimus var brevissimusWoolly marbles Psilocarphus brevissimus var brevissimus

Common Name Scientific NameWoollyfruit desertparsley Lomatium dasycarpum ssp. dasycarpumWoolly-Leaf Sunflower Viguiera lanatum

Wooly Aster Corethrogyne filaginifolia Wooly Bluecurls Trichostema lanatumWooly breeches Amsinckia spectabilisWooly Hedgenettle Stachys albensWooly Indian Paintbrush Castilleja foliolosaWooly Plantain Plantago ovata Woolypod milkweed Asclepias eriocarpaWreath Plant Stephanomeria Spp.Wreathplant Stephanomeria diegensisWright’s Cudweed Pseudognaphalium canescens ssp. beneolens

Wright’s Cudweed Pseudognaphalium canescens ssp. microcephalumYarrow Achillea millefolium Yellow blazing star Mentzelia affinis Yellow Carpet Blennosperma nanum var. nanumYellow desert evening primrose Oenothera primiverisYellow eyed Grass Sisyrinchium californicum

Yellow Mariposa Lily Calochortus luteusYellow Monkeyflower Mimulus guttatusYellow Pincushion Chaenactis glabriuscula Yellow stonecrop Sedum spathulifolium Yellow Tidytips Layia platyglossaYellow willow Salix lucida ssp. lasiandraYellow Yarrow Eriophyllum confertiflorum var. confertiflorumYellowcomet / Yellow Comet Mentzelia affinis Yerba Buena Clinopodium douglasiiYerba de la mala mujer Brickellia californicaYerba de la vaca Brickellia californicaYerba del aigre Trichostema lanceolatumYerba del Manso Anemopsis californica Yerba mansa Anemopsis californica Yerba Santa Eriodictyon trichocalyx var. trichocalyxZapotillo Calliandra californicaZauschneria Epilobium canum (several ssp)