Checklist of the Vascular Plants of Utahswsbm.com › HOMEPAGE › Floras › UTchklst.pdfOpuntia littoralis (Engelm.) Cockerell coastal pricklypear Opuntia macrorhiza Engelm. twistspine

Checklist of theVascular Plants of

Utah(excluding grasses and allies

AceraceaeAcer campestre L. hedge mapleAcer circinatum Pursh vine mapleAcer ginnala Maxim. Amur mapleAcer glabrum Torr. Rocky Mountain mapleAcer grandidentatum Nutt. bigtooth mapleAcer negundo L. boxelderAcer negundo var. interius (Britt.) Sarg. boxelder mapleAcer palmatum Thunb. Japanese mapleAcer platanoides L. Norway mapleAcer rubrum L. red mapleAcer saccharinum L. silver mapleAcer saccharum Marsh. sugar maple

AdoxaceaeAdoxa moschatellina L. muskroot

AgavaceaeAgave utahensis Engelm. Utah agaveNolina bigelovii (Torr.) S. Wats. Bigelow's nolinaNolina microcarpa S. Wats. sacahuistaYucca angustissima Engelm. ex Trel. narrowleaf yuccaYucca angustissima var. angustissima Engelm. ex Trel. fineleaf yuccaYucca angustissima var. kanabensis (McKelvey) Reveal Kanab yuccaYucca angustissima var. toftiae (Welsh) Reveal Toft's yuccaYucca baccata Torr. banana yuccaYucca baccata var. baccata Torr. banana yuccaYucca baccata var. brevifolia (Schott ex Torr.) L. Benson & Darrow Spanish daggerYucca baileyi Woot. & Standl. Navajo yuccaYucca brevifolia Engelm. Joshua treeYucca elata (Engelm.) Engelm.

UTAH FLORA Checklist Page 2

soaptree yuccaYucca elata var. utahensis (McKelvey) Reveal Utah yuccaYucca harrimaniae Trel. Spanish bayonetYucca schidigera Roezl ex Ortgies Mojave yucca

AizoaceaeSesuvium verrucosum Raf. verrucose seapurslaneTrianthema portulacastrum L. desert horsepurslane

AlismataceaeAlisma gramineum Lej. narrowleaf water plantainAlisma triviale Pursh northern water plantainEchinodorus berteroi (Spreng.) Fassett upright burrheadSagittaria cuneata Sheldon arumleaf arrowhead

AmaranthaceaeAmaranthus acanthochiton Sauer greenstripeAmaranthus albus L. prostrate pigweedAmaranthus blitoides S. Wats. mat amaranthAmaranthus blitum L. purple amaranthAmaranthus californicus (Moq.) S. Wats. California amaranthAmaranthus cruentus L. red amaranthAmaranthus fimbriatus (Torr.) Benth. ex S. Wats. fringed amaranthAmaranthus palmeri S. Wats. carelessweedAmaranthus powellii S. Wats. Powell's amaranthAmaranthus retroflexus L. redroot amaranthTidestromia lanuginosa (Nutt.) Standl. woolly tidestromiaTidestromia oblongifolia (S. Wats.) Standl. Arizona honeysweet

AnacardiaceaeCotinus coggygria Scop. European smoketreeRhus glabra L. smooth sumacRhus hirta (L.) Sudworth staghorn sumacRhus trilobata Nutt.

skunkbush sumacToxicodendron P. Mill. poison oakToxicodendron rydbergii (Small ex Rydb.) Greene western poison ivy

ApocynaceaeAmsonia eastwoodiana Rydb. Eastwood's bluestarAmsonia jonesii Woods. Jones' bluestarAmsonia tomentosa Torr. & Frem. woolly bluestarApocynum X floribundum Greene (pro sp.) intermediate dogbaneApocynum androsaemifolium L. spreading dogbaneApocynum cannabinum L. IndianhempCycladenia humilis Benth. Sacramento waxydogbaneNerium oleander L. oleanderVinca major L. bigleaf periwinkleVinca minor L. common periwinkle

AraliaceaeAralia racemosa L. American spikenard

AsclepiadaceaeAsclepias asperula (Dcne.) Woods. spider milkweed, inmortalAsclepias cryptoceras S. Wats. pallid milkweed Asclepias curassavica L. bloodflower Asclepias cutleri Woods. Cutler's milkweed Asclepias erosa Torr. desert milkweed Asclepias fascicularis Dcne. Mexican whorled milkweed Asclepias hallii Gray Hall's milkweed Asclepias incarnata L. swamp milkweed Asclepias involucrata Engelm. ex Torr. dwarf milkweed Asclepias labriformis M.E. Jones Utah milkweed Asclepias latifolia (Torr.) Raf. broadleaf milkweed Asclepias macrosperma Eastw. largeseed milkweed


Asclepias rusbyi (Vail) Woods. Rusby's milkweed Asclepias speciosa Torr. showy milkweed Asclepias subverticillata (Gray) Vail whorled milkweed Asclepias tuberosa L. butterfly milkweed Asclepias uncialis Greene wheel milkweed Asclepias welshii N.& P. Holmgren Welsh's milkweed Cynanchum utahense (Engelm.) Woods. Utah swallowwort Sarcostemma cynanchoides Dcne. fringed twinevine

AspleniaceaeAsplenium adiantum-nigrum L. black spleenwort Asplenium resiliens Kunze blackstem spleenwort Asplenium septentrionale (L.) Hoffmann forked spleenwort Asplenium trichomanes L. maidenhair spleenwort Asplenium trichomanes-ramosum L. brightgreen spleenwort

AzollaceaeAzolla mexicana Schlecht. & Cham. ex K. Presl Mexican azolla

BerberidaceaeBerberis aquifolium Pursh = Mahonia aquifolium Berberis fendleri Gray Colorado barberry Berberis fremontii Torr. = Mahonia fremontii Mahonia aquifolium (Pursh) Nutt. hollyleaved barberry Mahonia fremontii (Torr.) Fedde Fremont's mahonia Mahonia repens (Lindl.) G. Don Oregongrape

BetulaceaeAlnus incana (L.) Moench mountain alder Alnus incana ssp. tenuifolia (Nutt.) Breitung thinleaf alder Betula nana L. bog birch Betula occidentalis Hook. water birch Ostrya knowltonii Coville

Knowlton's hophornbeam

BignoniaceaeCampsis radicans (L.) Seem. ex Bureau trumpet creeper Catalpa bignonioides Walt. southern catalpa Catalpa ovata G. Don Chinese catalpa Catalpa speciosa (Warder) Warder ex Engelm. northern catalpa Chilopsis linearis (Cav.) Sweet desert willow

BoraginaceaeAmsinckia menziesii (Lehm.) A. Nels. & J.F. Macbr. Menzies' fiddleneck Amsinckia tessellata Gray bristly fiddleneck Anchusa azurea P. Mill. Italian bugloss Anchusa officinalis L. common bugloss Asperugo procumbens L. madwort Borago officinalis L. common borage Buglossoides arvensis (L.) I.M. Johnston corn gromwell Cryptantha abata I.M. Johnston dentnut catseye Cryptantha affinis (Gray) Greene quill catseye Cryptantha ambigua (Gray) Greene basin catseye Cryptantha angustifolia (Torr.) Greene Panamint catseye Cryptantha bakeri (Greene) Payson Baker's catseye Cryptantha barbigera (Gray) Greene bearded catseye Cryptantha barnebyi I.M. Johnston oilshale catseye Cryptantha breviflora (Osterhout) Payson Uinta basin catseye Cryptantha caespitosa (A. Nels.) Payson tufted catseye Cryptantha capitata (Eastw.) I.M. Johnston capitate catseye Cryptantha cinerea (Greene) Cronq. James' catseye Cryptantha circumscissa (Hook. & Arn.) I.M. Johnston cushion catseye Cryptantha compacta Higgins compact catseye Cryptantha confertiflora (Greene) Payson basin yellow catseye


Cryptantha crassisepala (Torr. & Gray) Greene thicksepal catseye Cryptantha creutzfeldtii Welsh Creutzfeldt's catseye Cryptantha dumetorum (Greene ex Gray) Greene bushloving catseye Cryptantha elata (Eastw.) Payson cliffdweller's catseye Cryptantha fendleri (Gray) Greene sanddune catseye Cryptantha flava (A. Nels.) Payson Brenda's yellow catseye Cryptantha flavoculata (A. Nels.) Payson roughseed catseye Cryptantha fulvocanescens (S. Wats.) Payson tawny catseye Cryptantha gracilis Osterhout narrowstem catseye Cryptantha grahamii I.M. Johnston fragrant catseye Cryptantha holoptera (Gray) J.F. Macbr. winged catseye Cryptantha humilis (Gray) Payson roundspike catseye Cryptantha interrupta (Greene) Payson Elko catseye Cryptantha johnstonii Higgins Johnston's catseye Cryptantha jonesiana (Payson) Payson San Rafael catseye Cryptantha kelseyana Greene Kelsey's catseye Cryptantha longiflora (A. Nels.) Payson longflower catseye Cryptantha mensana (M.E. Jones) Payson southwestern catseye Cryptantha micrantha (Torr.) I.M. Johnston redroot catseye Cryptantha nevadensis A. Nels. & Kennedy Nevada catseye Cryptantha ochroleuca Higgins yellowwhite catseye Cryptantha osterhoutii (Payson) Payson Osterhout's catseye Cryptantha paradoxa (A. Nels.) Payson handsome catseye Cryptantha pterocarya (Torr.) Greene wingnut catseye Cryptantha racemosa (S. Wats.) Greene bushy catseye Cryptantha recurvata Coville curvenut catseye Cryptantha rollinsii I.M. Johnston Rollins' catseye Cryptantha rugulosa (Payson) Payson wrinkled catseye Cryptantha scoparia A. Nels. Pinyon Desert catseye

Cryptantha semiglabra Barneby smooth catseye Cryptantha sericea (Gray) Payson silky catseye Cryptantha setosissima (Gray) Payson bristly catseye Cryptantha stricta (Osterhout) Payson Yampa River catseye Cryptantha tenuis (Eastw.) Payson canyon catseye Cryptantha torreyana (Gray) Greene Torrey's catseye Cryptantha utahensis (Gray) Greene scented catseye Cryptantha virginensis (M.E. Jones) Payson Virgin River catseye Cryptantha watsonii (Gray) Greene Watson's catseye Cryptantha wetherillii (Eastw.) Payson Wetherill's catseye Cynoglossum officinale L. gypsyflower Echium vulgare L. common vipersbugloss Eritrichium Schrad. ex Gaudin alpine forget me not Eritrichium nanum (Vill.) Schrad. ex Gaudin arctic alpine forget me not Hackelia floribunda (Lehm.) I.M. Johnston manyflower stickseed Hackelia ibapensis L.& J. Shultz Ibapah tickweed Hackelia micrantha (Eastw.) J.L. Gentry Jessica sticktight Hackelia patens (Nutt.) I.M. Johnston common stickseed Heliotropium convolvulaceum (Nutt.) Gray phlox heliotrope Heliotropium curassavicum L. salt heliotrope Lappula occidentalis (S. Wats.) Greene flatspine stickseed Lithospermum arvense L. = Buglossoides arvensis Lithospermum incisum Lehm. narrowleaf gromwell Lithospermum multiflorum Torr. ex Gray manyflowered gromwell Lithospermum ruderale Dougl. ex Lehm. western gromwell Mertensia arizonica Greene aspen bluebells Mertensia brevistyla S. Wats. shortstyle bluebells Mertensia ciliata (James ex Torr.) G. Don mountain bluebells Mertensia franciscana Heller Franciscan bluebells


Mertensia fusiformis Greene spindleroot bluebells Mertensia lanceolata (Pursh) DC. lanceleaf bluebells Mertensia oblongifolia (Nutt.) G. Don oblongleaf bluebells Myosotis scorpioides L. true forget me not Myosotis stricta Link ex Roemer & J.A. Schultes strict forget me not Pectocarya heterocarpa (I.M. Johnston) I.M. Johnston chuckwalla combseed Pectocarya platycarpa (Munz & Johnston) Munz & Johnston broadfruit combseed Pectocarya recurvata I.M. Johnston curvenut combseed Pectocarya setosa Gray moth combseed Plagiobothrys Fisch. & C.A. Mey. popcornflower Plagiobothrys arizonicus (Gray) Greene ex Gray Arizona popcornflower Plagiobothrys jonesii Gray Mojave popcornflower Plagiobothrys leptocladus (Greene) I.M. Johnston finebranched popcornflower Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnston Scouler's popcornflower Plagiobothrys tenellus (Nutt. ex Hook.) Gray Pacific popcornflower Tiquilia canescens (DC.) A. Richards. woody crinklemat Tiquilia latior (I.M. Johnston) A. Richards. matted crinklemat Tiquilia nuttallii (Hook.) A. Richards. Nuttall's coldenia

BuddlejaceaeBuddleja davidii Franch. orange eye butterflybushBuddleja utahensis Coville Utah butterflybush

CactaceaeEchinocactus polycephalus Engelm. & Bigelow cottontop cactus Echinocereus coccineus Engelm. scarlet hedgehog cactus Echinocereus engelmannii (Parry ex Engelm.) Lem. saints cactus Echinocereus triglochidiatus Engelm. kingcup cactus Escobaria missouriensis (Sweet) D.R. Hunt Missouri foxtail cactus Escobaria vivipara (Nutt.) Buxbaum spinystar Ferocactus cylindraceus (Engelm.) Orcutt California barrelcactus Mammillaria tetrancistra Engelm. common fishhook cactus Opuntia acanthocarpa Engelm. & Bigelow buckhorn cholla Opuntia basilaris Engelm. & Bigelow beavertail pricklypear Opuntia basilaris var. aurea (E.M. Baxter) W.T. Marsh. golden pricklypear Opuntia basilaris var. basilaris Engelm. & Bigelow beavertail pricklypear Opuntia basilaris var. heilii Welsh & Neese Heil's beavertail pricklypear Opuntia chlorotica Engelm. & Bigelow dollarjoint pricklypear Opuntia echinocarpa Engelm. & Bigelow staghorn cholla Opuntia engelmannii Salm-Dyck cactus apple Opuntia erinacea Engelm. & Bigelow ex Engelm. grizzlybear pricklypear Opuntia fragilis (Nutt.) Haw. brittle pricklypear Opuntia littoralis (Engelm.) Cockerell coastal pricklypear Opuntia macrorhiza Engelm. twistspine pricklypear Opuntia nicholii L. Benson Navajo Bridge pricklypear Opuntia phaeacantha Engelm. tulip pricklypear Opuntia polyacantha Haw. plains pricklypear Opuntia pulchella Engelm. sagebrush cholla Opuntia whipplei Engelm. & Bigelow Whipple cholla


Pediocactus despainii Welsh & Goodrich Despain's pincushion cactus Pediocactus sileri (Engelm.) L. Benson Siler's pincushion cactus Pediocactus simpsonii (Engelm.) Britt. & Rose Simpson hedgehog cactus Pediocactus winkleri Heil Winkler's pincushion cactus Sclerocactus glaucus (J.A. Purpus ex K. Schum.) L. Benson Uinta Basin hookless cactus Sclerocactus johnsonii (Parry ex Engelm.) N.P. Taylor Johnson's fishhook cactus Sclerocactus pubispinus (Engelm.) L. Benson Great Basin fishhook cactus Sclerocactus spinosior (Engelm.) Woodruff & L. Benson desert valley fishhook cactus Sclerocactus whipplei (Engelm. & Bigelow) Britt. & Rose Whipple's fishhook cactus Sclerocactus wrightiae L. Benson Wright's fishhook cactus

CallitrichaceaeCallitriche hermaphroditica L. northern waterstarwort Callitriche heterophylla Pursh larger waterstarwort Callitriche palustris L.

CampanulaceaeCampanula parryi Gray Parry's bellflower Campanula rotundifolia L. bluebell bellflower Campanula uniflora L. arctic bellflower Downingia laeta (Greene) Greene Great Basin calicoflower Lobelia cardinalis L. cardinalflower Nemacladus glanduliferus Jepson glandular threadplant Porterella carnosula (Hook. & Arn.) Torr. fleshy porterella Triodanis perfoliata (L.) Nieuwl. clasping Venus' lookingglass

CannabaceaeCannabis sativa L. marijuana Humulus americanus Nutt. = Humulus lupulus var. lupuloides Humulus lupulus L. common hop Humulus lupulus var. lupuloides E. Small American hop

CapparaceaeCleome lutea Hook. yellow spiderflower Cleome serrulata Pursh Rocky Mountain beeplant Cleomella palmeriana M.E. Jones Rocky Mountain stickweed Cleomella plocasperma S. Wats. twisted cleomella Polanisia dodecandra (L.) DC. roughseed clammyweed

CaprifoliaceaeLinnaea borealis L. twinflower Lonicera involucrata Banks ex Spreng. twinberry honeysuckle Lonicera tatarica L. Tatarian honeysuckle Lonicera utahensis S. Wats. Utah honeysuckle Sambucus nigra L. European black elder Sambucus racemosa L.Symphoricarpos albus (L.) Blake common snowberry Symphoricarpos longiflorus Gray desert snowberry Symphoricarpos occidentalis Hook.


western snowberry Symphoricarpos orbiculatus Moench coralberry Symphoricarpos oreophilus Gray whortleleaf snowberry

CaryophyllaceaeAchyronychia cooperi Torr. & Gray onyxflower Arenaria aculeata S. Wats. prickly sandwort Arenaria congesta Nutt. ballhead sandwort Arenaria congesta var. congesta Nutt. ballhead sandwort Arenaria eastwoodiae Rydb. Eastwood's sandwort Arenaria fendleri Gray Fendler's sandwort Arenaria hookeri Nutt. Hooker's sandwort Arenaria lanuginosa (Michx.) Rohrb. spreading sandwort Arenaria macradenia S. Wats. Mojave sandwort Arenaria serpyllifolia L. thymeleaf sandwort Cerastium arvense L. field chickweed Cerastium beeringianum Cham. & Schlecht. Bering chickweed Cerastium fontanum Baumg. common chickweed Cerastium nutans Raf. nodding chickweed Dianthus armeria L. Deptford pink Dianthus barbatus L. sweetwilliam Gypsophila paniculata L. babysbreath gypsophila Gypsophila scorzonerifolia Ser. garden babysbreath Herniaria glabra L. smooth rupturewort Holosteum umbellatum L. jagged chickweed Loeflingia squarrosa Nutt. spreading pygmyleaf Minuartia filiorum (Maguire) McNeill threadbranch stitchwort Minuartia nuttallii (Pax) Briq. Nuttall's sandwort Minuartia obtusiloba (Rydb.) House twinflower sandwort Minuartia pusilla (S. Wats.) Mattf. annual sandwort

Minuartia rossii (R. Br. ex Richards.) Graebn. Ross' sandwort Minuartia rubella (Wahlenb.) Hiern beautiful sandwort Moehringia lateriflora (L.) Fenzl bluntleaf sandwort Paronychia chartacea Fern. paper nailwort Paronychia pulvinata Gray Rocky Mountain nailwort Paronychia sessiliflora Nutt. creeping nailwort Pseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartman tuber starwort Sagina procumbens L. birdeye pearlwort Sagina saginoides (L.) Karst. arctic pearlwort Saponaria officinalis L. bouncingbet Silene acaulis (L.) Jacq. moss campion Silene antirrhina L. sleepy silene Silene armeria L. sweet William silene Silene douglasii Hook. Douglas's campion Silene drummondii Hook. Drummond's campion Silene kingii (S. Wats.) Bocquet King's campion Silene latifolia Poir. bladder campion Silene menziesii Hook. Menzies' campion Silene noctiflora L. nightflowering silene Silene oregana S. Wats. Oregon silene Silene petersonii Maguire plateau catchfly Silene scouleri Hook. Scouler's campion Silene uralensis (Rupr.) Bocquet apetalous catchfly Silene verecunda S. Wats. San Francisco campion Silene vulgaris (Moench) Garcke maidenstears Spergularia rubra (L.) J.& K. Presl red sandspurry Spergularia salina J.& K. Presl salt sandspurry Stellaria calycantha (Ledeb.) Bong. northern starwort Stellaria longifolia Muhl. ex Willd.


longleaf starwort Stellaria longipes Goldie longstalk starwort Stellaria media (L.) Vill. common chickweed Stellaria nitens Nutt. shiny chickweed Stellaria obtusa Engelm. Rocky Mountain chickweed Stellaria umbellata Turcz. ex Kar. & Kir. umbrella starwort Vaccaria hispanica (P. Mill.) Rauschert cow soapwort

CelastraceaeMortonia scabrella Gray = Mortonia sempervirens ssp. scabrella Mortonia sempervirens Gray Rio Grande saddlebush Mortonia sempervirens ssp. scabrella (Gray) Prigge Rio Grande saddlebush Mortonia utahensis (Coville ex Gray) A. Nels. Utah mortonia Paxistima myrsinites (Pursh) Raf. boxleaf myrtle

CeratophyllaceaeCeratophyllum demersum L. coon's tail

ChenopodiaceaeAllenrolfea occidentalis (S. Wats.) Kuntze iodinebush Atriplex argentea Nutt. silverscale saltbush Atriplex canescens (Pursh) Nutt. fourwing saltbush Atriplex confertifolia (Torr. & Frem.) S. Wats. shadscale saltbush Atriplex corrugata S. Wats. mat saltbush Atriplex elegans (Moq.) D. Dietr. wheelscale saltbush Atriplex falcata (M.E. Jones) Standl. sickle saltbush Atriplex gardneri (Moq.) D. Dietr. Gardner's saltbush Atriplex garrettii Rydb. Garrett's saltbush Atriplex graciliflora M.E. Jones slenderflower saltbush Atriplex hortensis L. garden orache Atriplex hymenelytra (Torr.) S. Wats. desertholly Atriplex lentiformis (Torr.) S. Wats. big saltbush

Atriplex obovata Moq. mound saltbush Atriplex patula L. spear saltbush Atriplex powellii S. Wats. Powell's saltweed Atriplex prostrata Boucher ex DC. triangle orache Atriplex rosea L. tumbling saltweed Atriplex saccaria S. Wats. sack saltbush Atriplex semibaccata R. Br. Australian saltbush Atriplex torreyi (S. Wats.) S. Wats. Torrey's saltbush Atriplex tridentata Kuntze basin saltbush Atriplex truncata (Torr. ex S. Wats.) Gray wedgescale saltbush Atriplex welshii C.A. Hanson Welsh's saltbush Atriplex wolfii S. Wats. Wolf's saltweed Bassia hyssopifolia (Pallas) Kuntz fivehorn smotherweed Chenopodium album L. lambsquarters Chenopodium ambrosioides L. Mexican tea Chenopodium atrovirens Rydb. pinyon goosefoot Chenopodium berlandieri Moq. pitseed goosefoot Chenopodium botrys L. Jerusalem oakChenopodium capitatum (L.) Ambrosi blite goosefoot Chenopodium desiccatum A. Nels. aridland goosefoot Chenopodium foliosum (Moench) Aschers. leafy goosefoot Chenopodium fremontii S. Wats. Fremont's goosefoot Chenopodium glaucum L. oakleaf goosefoot Chenopodium incanum (S. Wats.) Heller mealy goosefoot Chenopodium leptophyllum (Moq.) Nutt. ex S. Wats. narrowleaf goosefoot Chenopodium murale L. nettleleaf goosefoot Chenopodium rubrum L. red goosefoot Chenopodium simplex (Torr.) Raf. mapleleaf goosefoot Corispermum orientale Lam. oriental bugseed


Cycloloma atriplicifolium (Spreng.) Coult. winged pigweed Eurotia lanata (Pursh) Moq. = Krascheninnikovia lanata Grayia spinosa (Hook.) Moq. spiny hopsage Halogeton glomeratus (Bieb.) C.A. Mey. halogeton Kochia americana S. Wats. greenmolly Kochia scoparia (L.) Schrad. common kochia Krascheninnikovia lanata (Pursh) Guldenstaedt winterfat Monolepis nuttalliana (J.A. Schultes) Greene Nuttall's povertyweed Monolepis pusilla Torr. ex S. Wats. small monolepis Nitrophila occidentalis (Moq.) S. Wats. western miterwort Proatriplex pleiantha (W.A. Weber) Stutz & Chu Mancos shadscale Salicornia maritima Wolff & Jefferies slender grasswort Salicornia virginica L. Virginia glasswort Salsola kali L. prickly Russian thistle Salsola paulsenii Litv. barbwire Russian thistle Sarcobatus vermiculatus (Hook.) Torr. greasewood Sarcocornia utahensis (Tidestrom) A.J. Scott Utah swampfire Suaeda calceoliformis (Hook.) Moq. Pursh seepweed Suaeda moquinii (Torr.) Greene Mojave seablite Zuckia brandegei (Gray) Welsh & Stutz ex Welsh siltbush Zuckia brandegei var. arizonica (Standl.) Welsh Arizona siltbush

ClusiaceaeHypericum anagalloides Cham. & Schlecht. trailing St. Johnswort Hypericum formosum ssp. scouleri (Hook.) C.L. Hitchc. = Hypericum scouleri ssp. scouleri Hypericum scouleri Hook. Scouler's St. Johnswort Hypericum scouleri ssp. scouleri Hook. Scouler's St. Johnswort

CommelinaceaeTradescantia occidentalis (Britt.) Smyth prairie spiderwort

CompositaeAcamptopappus sphaerocephalus (Harvey & Gray ex Gray) Gray rayless goldenhead Achillea filipendulina Lam. fernleaf yarrow Achillea millefolium L. common yarrow Acourtia wrightii (Gray) Reveal & King brownfoot Acroptilon repens (L.) DC. hardheads Adenophyllum cooperi (Gray) Strother Cooper's dogweed Ageratina herbacea (Gray) King & H.E. Robins. fragrant snakeroot Ageratina occidentalis (Hook.) King & H.E. Robins. western snakeroot Agoseris aurantiaca (Hook.) Greene orange agoseris Agoseris glauca (Pursh) Raf. pale agoseris Agoseris grandiflora (Nutt.) Greene bigflower agoseris Agoseris heterophylla (Nutt.) Greene annual agoseris Agoseris retrorsa (Benth.) Greene spearleaf agoseris Almutaster pauciflorus (Nutt.) A.& D. Love Amberboa moschata (L.) DC. sweetsultan Ambrosia acanthicarpa Hook. flatspine burr ragweed Ambrosia artemisiifolia L. annual ragweed Ambrosia dumosa (Gray) Payne white burrobush Ambrosia eriocentra (Gray) Payne woolly fruit burr ragweed Ambrosia psilostachya DC. Cuman ragweed Ambrosia tomentosa Nutt. skeletonleaf burr ragweed Ambrosia trifida L. great ragweed Amphipappus fremontii Torr. & Gray Fremont's chaffbush Anaphalis margaritacea (L.) Benth. & Hook. f. western pearlyeverlasting Antennaria alpina (L.) Gaertn. alpine pussytoes Antennaria anaphaloides Rydb. pearly pussytoes Antennaria corymbosa E. Nels. flattop pussytoes Antennaria dimorpha (Nutt.) Torr. & Gray low pussytoes


Antennaria luzuloides Torr. & Gray rush pussytoes Antennaria marginata Greene whitemargin pussytoes Antennaria media Greene Rocky Mountain pussytoes Antennaria microphylla Rydb. littleleaf pussytoes Antennaria neglecta Greene field pussytoes Antennaria parvifolia Nutt. smallleaf pussytoes Antennaria pulcherrima (Hook.) Greene showy pussytoes Antennaria rosulata Rydb. Kaibab pussytoes Antennaria umbrinella Rydb. umber pussytoes Anthemis cotula L. stinking chamomile Anthemis tinctoria L. golden chamomile Antheropeas lanosum (Gray) Rydb. white easterbonnets Antheropeas wallacei (Gray) Rydb. woolly easterbonnets Arctium minus Bernh. lesser burrdock Arnica X diversifolia Greene (pro sp.) rayless arnica Arnica chamissonis Less. chamisso arnica Arnica cordifolia Hook. heartleaf arnica Arnica fulgens Pursh foothill arnica Arnica latifolia Bong. broadleaf arnica Arnica longifolia D.C. Eat. spearleaf arnica Arnica mollis Hook. hairy arnica Arnica parryi Gray Parry's arnica Arnica rydbergii Greene Rydberg's arnica Arnica sororia Greene twin arnica Artemisia abrotanum L. southernwood Artemisia absinthium L. absinth sagewort Artemisia annua L. sweet annie Artemisia arbuscula Nutt. low sagebrush Artemisia arctica Less. boreal sagebrush

Artemisia biennis Willd. biennial wormwood Artemisia bigelovii Gray Bigelow's sagebrush Artemisia campestris L. field sagewort Artemisia cana Pursh silver sagebrush Artemisia carruthii Wood ex Carruth. Carruth's sagewort Artemisia dracunculus L. Russian tarragon Artemisia filifolia Torr. sand sagebrush Artemisia frigida Willd. fringed sagewort Artemisia lindleyana Bess. northwest sagebrush Artemisia ludoviciana Nutt. Louisiana sagewort Artemisia michauxiana Bess. Michaux's sagebrush Artemisia norvegica Fries Norway sagewort Artemisia nova A. Nels. black sagebrush Artemisia parryi Gray Parry's wormwood Artemisia pygmaea Gray pygmy sagebrush Artemisia scopulorum Gray alpine sagebrush Artemisia spinescens D.C. Eat. bud sagebrush Artemisia tridentata Nutt. big sagebrush Artemisia tripartita Rydb. threetip sagebrush Aster ascendens Lindl. Chile aster Aster eatonii (Gray) T.J. Howell Eaton's aster Aster ericoides L. heath aster Aster falcatus Lindl. cluster aster Aster foliaceus Lindl. ex DC. alpine leafybract aster Aster glaucodes Blake gray aster Aster integrifolius Nutt. thickstem aster Aster laevis L. smooth aster Aster lanceolatus Willd. white panicle aster Aster novae-angliae L. New England aster


Aster occidentalis (Nutt.) Torr. & Gray western aster Aster perelegans A. Nels. & J.F. Macbr. elegant aster Aster sibiricus L. Siberian aster Atrichoseris platyphylla (Gray) Gray parachute plant Baccharis emoryi Gray Emory's baccharis Baccharis salicifolia (Ruiz & Pavon) Pers. mule's fat Baccharis salicina Torr. & Gray Great Plains falsewillow Baccharis sergiloides Gray squaw waterweed baccharis Baccharis wrightii Gray Wright's baccharis Bahia dissecta (Gray) Britt. ragleaf bahia Baileya multiradiata Harvey & Gray ex Gray desert marigold Baileya pleniradiata Harvey & Gray ex Gray woolly desert marigold Balsamita major Desf. costmary Balsamorhiza hookeri (Hook.) Nutt. Hooker's balsamroot Balsamorhiza macrophylla Nutt. cutleaf balsamroot Balsamorhiza sagittata (Pursh) Nutt. arrowleaf balsamroot Bebbia juncea (Benth.) Greene sweetbush Bellis perennis L. lawndaisy Bidens cernua L. nodding beggartick Bidens frondosa L. devil's beggartick Bidens tripartita L. threelobe beggarticks Brachyactis ciliata (Ledeb.) Ledeb. alkali rayless aster Brachyactis frondosa (Nutt.) Gray leafy rayless aster Brickellia atractyloides Gray spearleaf brickellbush Brickellia californica (Torr. & Gray) Gray California brickellbush Brickellia eupatorioides (L.) Shinners false boneset Brickellia grandiflora (Hook.) Nutt. tasselflower brickellbush Brickellia longifolia S. Wats. longleaf brickellbush Brickellia microphylla (Nutt.) Gray littleleaf brickellbush

Brickellia oblongifolia Nutt. Mojave brickellbush Calycoseris parryi Gray yellow tackstem Calycoseris wrightii Gray white tackstem Carduus nutans L. nodding plumeless thistle Centaurea biebersteinii DC. spotted knapweed Centaurea calcitrapa L. red star thistle Centaurea cyanus L. garden cornflower Centaurea diffusa Lam. white knapweed Centaurea melitensis L. Maltese star thistle Centaurea scabiosa L. greater knapweed Centaurea solstitialis L. yellow star thistle Centaurea triumfettii All. squarrose knapweed Chaenactis carphoclinia Gray pebble pincushion Chaenactis douglasii (Hook.) Hook. & Arn. Douglas' dustymaiden Chaenactis douglasii var. alpina Gray alpine dustymaiden Chaenactis fremontii Gray pincushion flower Chaenactis macrantha D.C. Eat. bighead dustymaiden Chaenactis nevadensis (Kellogg) Gray Nevada dustymaiden Chaenactis stevioides Hook. & Arn. Steve's dustymaiden Chaetopappa ericoides (Torr.) Nesom rose heath Chamaechaenactis scaposa (Eastw.) Rydb. fullstem Chloracantha spinosa (Benth.) Nesom spiny chloracantha Chrysanthemum balsamita (L.) Baill., non L. = Balsamita major Chrysanthemum leucanthemum L. = Leucanthemum vulgare Chrysanthemum parthenium (L.) Bernh. = Tanacetum parthenium Chrysothamnus albidus (M.E. Jones ex Gray) Greene whiteflower rabbitbrush Chrysothamnus depressus Nutt. longflower rabbitbrush Chrysothamnus frigidus Greene = Ericameria nauseosa ssp. nauseosa var. nauseosa Chrysothamnus graveolens (Nutt.) Greene = Ericameria nauseosa ssp. nauseosa var. glabrata


Chrysothamnus greenei (Gray) Greene Greene's rabbitbrush Chrysothamnus linifolius Greene spearleaf rabbitbrush Chrysothamnus nauseosus (Pallas ex Pursh) Britt. = Ericameria nauseosa ssp. nauseosa var. nauseosa Chrysothamnus parryi ssp. parryi (Gray) Greene Parry's rabbitbrush Chrysothamnus pulchellus (Gray) Greene southwestern rabbitbrush Chrysothamnus vaseyi (Gray) Greene Vasey's rabbitbrush Chrysothamnus viscidiflorus (Hook.) Nutt. green rabbitbrush Cichorium intybus L. chicory Cirsium arizonicum (Gray) Petrak Arizona thistle Cirsium arvense (L.) Scop. Canadian thistle Cirsium barnebyi Welsh & Neese Barneby's thistle Cirsium calcareum (M.E. Jones) Woot. & Standl. Cainville thistle Cirsium clavatum (M.E. Jones) Petrak Fish Lake thistle Cirsium eatonii (Gray) B.L. Robins. Eaton's thistle Cirsium murdockii (Welsh) Cronq. Cirsium neomexicanum Gray New Mexico thistle Cirsium ownbeyi Welsh Ownbey's thistle Cirsium remotifolium (Hook.) DC. fewleaf thistle Cirsium rothrockii (Gray) Petrak Rothrock's thistle Cirsium rydbergii Petrak Rydberg's thistle Cirsium scariosum Nutt. meadow thistle Cirsium subniveum Rydb. Jackson Hole thistle Cirsium undulatum (Nutt.) Spreng. wavyleaf thistle Cirsium virginense Welsh virgin thistle Cirsium vulgare (Savi) Ten. bull thistle Cirsium wheeleri (Gray) Petrak Wheeler's thistle Cnicus benedictus L. blessed thistle Conyza bonariensis (L.) Cronq. asthmaweed Conyza canadensis (L.) Cronq. Canadian horseweed

Crepis acuminata Nutt. longleaf hawksbeard Crepis atribarba Heller slender hawksbeard Crepis capillaris Wallr. smooth hawksbeard Crepis intermedia Gray limestone hawksbeard Crepis modocensis Greene Siskiyou hawksbeard Crepis nana Richards. dwarf alpine hawksbeard Crepis occidentalis Nutt. largeflower hawksbeard Crepis runcinata (James) Torr. & Gray fiddleleaf hawksbeard Dicoria canescens Gray desert twinbugs Dyssodia papposa (Vent.) A.S. Hitchc. fetid marigold Encelia farinosa Gray ex Torr. goldenhills Encelia frutescens (Gray) Gray button brittlebush Encelia virginensis A. Nels. Virgin River brittlebush Enceliopsis nudicaulis (Gray) A. Nels. nakedstem sunray Enceliopsis nutans (Eastw.) A. Nels. nodding sunray Ericameria cervina (S. Wats.) Rydb. deer heathgoldenrod Ericameria crispa (L.C. Anders.) Nesom crisped heathgoldenrod Ericameria discoidea (Nutt.) Nesom whitestem heathgoldenrod Ericameria laricifolia (Gray) Shinners turpentine bush Ericameria linearifolia (DC.) Urbatsch & Wussow narrowleaf heathgoldenrod Ericameria nana Nutt. dwarf heathgoldenrod Ericameria nauseosa (Pallas ex Pursh) Nesom & Baird Ericameria parryi (Gray) Nesom Ericameria zionis (L.C. Anders.) Nesom Zion heathgoldenrod Erigeron abajoensis Cronq. Abajo fleabane Erigeron acris L. Erigeron annuus (L.) Pers. eastern daisy fleabane Erigeron aphanactis (Gray) Greene rayless shaggy fleabane Erigeron argentatus Gray silver fleabane


Erigeron awapensis Welsh Awapa fleabane Erigeron bellidiastrum Nutt. western daisy fleabane Erigeron caespitosus Nutt. tufted fleabane Erigeron canus Gray hoary fleabane Erigeron carringtoniae Welsh Sanpete County fleabane Erigeron compactus Blake fernleaf fleabane Erigeron compositus Pursh cutleaf daisy Erigeron consimilis Cronq. foothill fleabane Erigeron corymbosus Nutt. longleaf fleabane Erigeron coulteri Porter large mountain fleabane Erigeron cronquistii Maguire Cronquist's fleabane Erigeron divergens Torr. & Gray spreading fleabane Erigeron eatonii Gray Eaton's fleabane Erigeron eatonii var. eatonii Gray Eaton's fleabane Erigeron elatior (Gray) Greene tall fleabane Erigeron engelmannii A. Nels. Engelmann's fleabane Erigeron eximius Greene sprucefir fleabane Erigeron filifolius (Hook.) Nutt. threadleaf fleabane Erigeron flagellaris Gray trailing fleabane Erigeron formosissimus Greene beautiful fleabane Erigeron garrettii A. Nels. Garrett's fleabane Erigeron glabellus Nutt. streamside fleabane Erigeron goodrichii Welsh Uinta Mountain fleabane Erigeron jonesii Cronq. Jones' fleabane Erigeron kachinensis Welsh & Moore kachina fleabane Erigeron leiomerus Gray rockslide yellow fleabane Erigeron linearis (Hook.) Piper desert yellow fleabane Erigeron maguirei Cronq. Maguire's fleabane Erigeron mancus Rydb. depauperate fleabane

Erigeron melanocephalus (A. Nels.) A. Nels. blackhead fleabane Erigeron nanus Nutt. dwarf fleabane Erigeron nauseosus (M.E. Jones) A. Nels. Marysvale fleabane Erigeron nematophyllus Rydb. needleleaf fleabane Erigeron peregrinus (Banks ex Pursh) Greene subalpine fleabane Erigeron proselyticus Nesom professor's fleabane Erigeron pulcherrimus Heller basin fleabane Erigeron pumilus Nutt. shaggy fleabane Erigeron religiosus Cronq. Clear Creek fleabane Erigeron simplex Greene onestem fleabane Erigeron sionis Cronq. Zion fleabane Erigeron speciosus (Lindl.) DC. aspen fleabane Erigeron subtrinervis Rydb. ex Porter & Britt. threenerve fleabane Erigeron tener (Gray) Gray slender fleabane Erigeron uintahensis Cronq. Uinta fleabane Erigeron untermannii Welsh & Goodrich Indian Canyon fleabane Erigeron ursinus D.C. Eat. Bear River fleabane Erigeron utahensis Gray Utah fleabane Erigeron vagus Payson rambling fleabane Erigeron zothecinus Welsh Lake Powell fleabane Eriophyllum Lag. woollysunflower Eriophyllum lanatum (Pursh) Forbes woolly eriophyllum Eucephalus engelmannii (D.C. Eat.) Greene Eupatorium herbaceum (Gray) Greene = Ageratina herbacea Eupatorium maculatum L. spotted joepyeweed Eupatorium occidentale Hook. = Ageratina occidentalis Euthamia occidentalis Nutt. western goldentop Filago californica Nutt. California cottonrose Flaveria campestris J.R. Johnston alkali yellowtops


Gaillardia aristata Pursh common gaillardia Gaillardia arizonica Gray Arizona blanketflower Gaillardia flava Rydb. yellow blanketflower Gaillardia parryi Greene Parry's blanketflower Gaillardia pinnatifida Torr. red dome blanketflower Gaillardia spathulata Gray western blanketflower Geraea canescens Torr. & Gray hairy desertsunflower Glyptopleura marginata D.C. Eat. carveseed Glyptopleura setulosa Gray holy dandelion Gnaphalium exilifolium A. Nels. Gnaphalium palustre Nutt. western marsh cudweed Gnaphalium uliginosum L. marsh cudweed Grindelia aphanactis Rydb. = Grindelia nuda var. aphanactis Grindelia fastigiata Greene pointed gumweed Grindelia laciniata Rydb. cutleaf gumweed Grindelia nana Nutt. Idaho gumweed Grindelia nuda Wood curlytop gumweed Grindelia nuda var. aphanactis (Rydb.) Nesom curlytop gumweed Grindelia squarrosa (Pursh) Dunal curlycup gumweed Gutierrezia microcephala (DC.) Gray threadleaf snakeweed Gutierrezia petradoria (Welsh & Goodrich) Welsh San Pedro snakeweed Gutierrezia sarothrae (Pursh) Britt. & Rusby broom snakeweed Haplopappus laricifolius Gray = Ericameria laricifolia Haplopappus linearifolius DC. = Ericameria linearifolia Helenium autumnale L. common sneezeweed Helenium hoopesii Gray = Hymenoxys hoopesii Helianthella microcephala (Gray) Gray purpledisk helianthella Helianthella quinquenervis (Hook.) Gray fivenerve helianthella Helianthella uniflora (Nutt.) Torr. & Gray oneflower helianthella

Helianthus annuus L. common sunflower Helianthus anomalus Blake western sunflower Helianthus nuttallii Torr. & Gray Nuttall's sunflower Helianthus petiolaris Nutt. prairie sunflower Heliomeris ciliata (Robins. & Greenm.) Yates hairy falsegoldeneye Heliomeris hispida (Gray) Cockerell hairy falsegoldeneye Heliomeris longifolia (Robins. & Greenm.) Cockerell longleaf falsegoldeneye Heliomeris multiflora Nutt. showy goldeneye Heliomeris soliceps (Barneby) Yates tropical falsegoldeneye Hesperodoria scopularum (M.E. Jones) Greene Grand Canyon glowweed Heterotheca grandiflora Nutt. telegraphweed Heterotheca jonesii (Blake) Welsh & Atwood Jones' falsegoldenaster Heterotheca subaxillaris (Lam.) Britt. & Rusby camphorweed Heterotheca villosa (Pursh) Shinners hairy goldenaster Hieracium albiflorum Hook. white hawkweed Hieracium cynoglossoides Arv.-Touv. houndstongue hawkweed Hieracium fendleri Schultz-Bip. yellow hawkweed Hieracium gracile Hook. slender hawkweed Hieracium scouleri Hook. woollyweed Hulsea heterochroma Gray redray alpinegold Hymenoclea salsola Torr. & Gray ex Gray white burrobush Hymenopappus filifolius Hook. fineleaf hymenopappus Hymenoxys cooperi (Gray) Cockerell Cooper's hymenoxys Hymenoxys helenioides (Rydb.) Cockerell Intermountain hymenoxys Hymenoxys hoopesii (Gray) Bierner Hymenoxys lapidicola Welsh & Neese stone hymenoxys Hymenoxys lemmonii (Greene) Cockerell Lemmon's rubberweed Hymenoxys richardsonii (Hook.) Cockerell pingue hymenoxys Hymenoxys subintegra Cockerell Arizona rubberweed


Hypochaeris radicata L. hairy catsear Inula helenium L. elecampane inula Ionactis alpina (Nutt.) Greene alpine ionactis Isocoma drummondii (Torr. & Gray) Greene Drummond's jimmyweed Iva acerosa (Nutt.) R.C. Jackson copperweed Iva axillaris Pursh povertyweed Iva xanthifolia Nutt. giant sumpweed Lactuca biennis (Moench) Fern. tall blue lettuce Lactuca canadensis L. Canada lettuce Lactuca ludoviciana (Nutt.) Riddell biannual lettuce Lactuca serriola L. prickly lettuce Lactuca tatarica (L.) C.A. Mey. blue lettuce Laennecia coulteri (Gray) Nesom conyza Lapsana communis L. common nipplewort Layia glandulosa (Hook.) Hook. & Arn. whitedaisy tidytips Layia platyglossa (Fisch. & C.A. Mey.) Gray coastal tidytips Lepidospartum latisquamum S. Wats. Nevada broomsage Leucanthemum leucanthemum (L.) Rydb. = Leucanthemum vulgare Leucanthemum vulgare Lam. oxeyedaisy Lygodesmia arizonica S. Tomb Arizona skeletonplant Lygodesmia dianthopsis (Eat. ex King) S. Tomb Antelope Island skeletonplant Lygodesmia entrada Welsh & Goodrich rushpink skeletonplant Lygodesmia grandiflora (Nutt.) Torr. & Gray largeflower skeletonplant Machaeranthera bigelovii (Gray) Greene Bigelow's tansyaster Machaeranthera canescens (Pursh) Gray hoary aster Machaeranthera gracilis (Nutt.) Shinners slender goldenweed Machaeranthera grindelioides (Nutt.) Shinners rayless aster Machaeranthera pinnatifida (Hook.) Shinners lacy tansyaster Machaeranthera tanacetifolia (Kunth) Nees tanseyleaf aster

Madia glomerata Hook. mountain tarweed Madia gracilis (Sm.) Keck & J. Clausen ex Applegate grassy tarweed Malacothrix californica DC. California desertdandelion Malacothrix clevelandii Gray Cleveland's desertdandelion Malacothrix coulteri Harvey & Gray snake's head Malacothrix glabrata (Gray ex D.C. Eat.) Gray smooth desertdandelion Malacothrix sonchoides (Nutt.) Torr. & Gray sowthistle desertdandelion Malacothrix torreyi Gray Torrey's desertdandelion Matricaria discoidea DC. disc mayweed Matricaria perforata Merat scentless mayweed Microseris D. Don microseris Microseris nutans (Hook.) Schultz-Bip. nodding microceris Monoptilon bellidiforme Torr. & Gray ex Gray daisy desertstar Nothocalais troximoides (Gray) Greene weevil microseris Onopordum acanthium L. Scotch cottonthistle Palafoxia arida B.L. Turner & Morris desert palafox Palafoxia linearis (Cav.) Lag. palafox Parthenium incanum Kunth mariola Parthenium ligulatum (M.E. Jones) Barneby Colorado feverfew Pectis angustifolia Torr. narrowleaf pectis Pectis papposa Harvey & Gray cinchweed fetidmarigold Perezia wrightii Gray = Acourtia wrightii Perityle emoryi Torr. Emory's rocklily Perityle specuicola Welsh & Neese alcove rockdaisy Perityle stansburii (Gray) J.F. Macbr. Stansbur's rockdaisy Perityle tenella (M.E. Jones) J.F. Macbr. Springdale rockdaisy Petradoria pumila (Nutt.) Greene grassy rockgoldenrod Peucephyllum Gray pygmycedar Peucephyllum schottii Gray Schott's pygmycedar


Platyschkuhria integrifolia (Gray) Rydb. oblongleaf bahia Pleurocoronis pluriseta (Gray) King & H.E. Robins. bush arrowleaf Pluchea camphorata (L.) DC. camphor pluchea Pluchea sericea (Nutt.) Coville arrowweed Porophyllum gracile Benth. slender poreleaf Prenanthella exigua (Gray) Rydb. brightwhite Psathyrotes annua (Nutt.) Gray annual psathyrotes Psathyrotes pilifera Gray hairybeast turtleback Pseudognaphalium canescens (DC.) W.A. Weber Pseudognaphalium stramineum (Kunth) W.A. Weber Pseudognaphalium viscosum (Kunth) W.A. Weber Psilocarphus brevissimus Nutt. short woollyheads Psilostrophe cooperi (Gray) Greene whitestem paperflower Psilostrophe sparsiflora (Gray) A. Nels. greenstem paperflower Psilostrophe tagetina (Nutt.) Greene woolly paperflower Pyrrocoma apargioides (Gray) Greene alpineflames Pyrrocoma clementis Rydb. tranquil goldenweed Pyrrocoma clementis var. clementis Rydb. tranquil goldenweed Pyrrocoma crocea (Gray) Greene curlyhead goldenweed Pyrrocoma lanceolata (Hook.) Greene lanceleaf goldenweed Pyrrocoma racemosa (Nutt.) Torr. & Gray clustered goldenweed Rafinesquia californica Nutt. California plumseed Rafinesquia neomexicana Gray New Mexico plumseed Ratibida columnifera (Nutt.) Woot. & Standl. upright prairie coneflower Rudbeckia laciniata L. cutleaf coneflower Rudbeckia montana Gray Rudbeckia occidentalis Nutt. western coneflower Senecio amplectens Gray showy alpine groundsel Senecio atratus Greene tall blacktip ragwort

Senecio bigelovii Gray nodding ragwort Senecio crassulus Gray thickleaf groundsel Senecio crocatus Rydb. saffron ragwort Senecio dimorphophyllus Greene splitleaf groundsel Senecio eremophilus Richards. desert groundsel Senecio fendleri Gray Fendler's ragwort Senecio flaccidus Less. threadleaf ragwort Senecio fremontii Torr. & Gray Fremont's groundsel Senecio hartianus Heller Hart's ragwort Senecio hydrophiloides Rydb. tall groundwel Senecio hydrophilus Nutt. water groundsel Senecio integerrimus Nutt. lambstongue groundsel Senecio multilobatus Torr. & Gray ex Gray lobeleaf groundsel Senecio neomexicanus Gray New Mexico groundsel Senecio pauperculus Michx. balsam groundsel Senecio pudicus Greene bashful ragwort Senecio serra Hook. butterweed groundsel Senecio spartioides Torr. & Gray broom groundsel Senecio sphaerocephalus Greene ballhead groundsel Senecio streptanthifolius Greene cleftleaf groundsel Senecio triangularis Hook. arrowleaf groundsel Senecio vulgaris L. common groundsel Senecio werneriifolius (Gray) Gray hoary groundsel Solidago canadensis L. Canada goldenrod Solidago missouriensis Nutt. Missouri goldenrod Solidago multiradiata Ait. mountain goldenrod Solidago nana Nutt. baby goldenrod Solidago parryi (Gray) Greene Parry's goldenrod Solidago simplex Kunth Mt. Albert goldenrod


Solidago spectabilis (D.C. Eat.) Gray Nevada goldenrod Solidago velutina DC. threenerve goldenrod Sonchus arvensis L. field sowthistle Sonchus asper (L.) Hill spiny sowthistle Sonchus oleraceus L. common sowthistle Sphaeromeria capitata Nutt. rock tansy Sphaeromeria diversifolia (D.C. Eat.) Rydb. separateleaf chickensage Sphaeromeria ruthiae Holmgren, Shultz & Lowrey Zion chickensage Stenotus acaulis (Nutt.) Nutt. stemless mock goldenweed Stenotus armerioides Nutt. thrift mock goldenweed Stephanomeria exigua Nutt. small wirelettuce Stephanomeria parryi Gray Parry's wirelettuce Stephanomeria pauciflora (Torr.) A. Nels. brownplume wirelettuce Stephanomeria runcinata Nutt. desert wirelettuce Stephanomeria spinosa (Nutt.) S. Tomb thorn skeletonweed Stephanomeria tenuifolia (Raf.) Hall narrowleaf wirelettuce Stylocline micropoides Gray woollyhead neststraw Syntrichopappus fremontii Gray yellowray Fremontsgold Tanacetum balsamita L. = Balsamita major Tanacetum parthenium (L.) Schultz-Bip. feverfew Tanacetum vulgare L. common tansy Taraxacum officinale G.H. Weber ex Wiggers common dandelion Tetradymia axillaris A. Nels. longspine horsebrush Tetradymia canescens DC. spineless horsebrush Tetradymia glabrata Torr. & Gray littleleaf horsebrush Tetradymia nuttallii Torr. & Gray Nuttall's horsebrush Tetradymia spinosa Hook. & Arn. shortspine horsebrush Tetraneuris Greene hymenoxys Tetraneuris acaulis (Pursh) Greene stemless hymenoxys

Tetraneuris depressa (Torr. & Gray ex Gray) Greene flat hymenoxys Tetraneuris grandiflora (Torr. & Gray ex Gray) Parker graylocks hymenoxys Tetraneuris ivesiana Greene Ives' fournerved daisy Tetraneuris torreyana (Nutt.) Greene Torrey's hymenoxys Thelesperma megapotamicum (Spreng.) Kuntze Hopi tea greenthread Thelesperma pubescens Dorn hairy greenthread Thelesperma subnudum Gray sand fringedpod Thelesperma subnudum var. subnudum Gray Navajo tea Thymophylla acerosa (DC.) Strother pricklyleaf dogweed Thymophylla pentachaeta (DC.) Small fiveneedle pricklyleaf Tonestus kingii (D.C. Eat.) Nesom King's serpentweed Townsendia alpigena Piper Wyoming townsendia Townsendia annua Beaman annual townsend daisy Townsendia aprica Welsh & Reveal Last Chance townsend daisy Townsendia condensata Parry ex Gray hairy townsendia Townsendia exscapa (Richards.) Porter stemless townsendia Townsendia florifer (Hook.) Gray showy townsendia Townsendia hookeri Beaman Hooker's townsendia Townsendia incana Nutt. hoary townsendia Townsendia jonesii (Beaman) Reveal Jones' townsend daisy Townsendia leptotes (Gray) Osterhout common townsendia Townsendia mensana M.E. Jones table townsendia Townsendia scapigera D.C. Eat. tufted townsend daisy Townsendia strigosa Nutt. hairy townsendia Tragopogon dubius Scop. yellow salsify Tragopogon porrifolius L. salsify Tragopogon pratensis L. meadow salsify Trimorpha lonchophylla var. lonchophylla (Hook.) Nesom spearleaf fleabane Tripleurospermum maritima (L.) W.D.J. Koch


Uropappus linearifolius Nutt. Vanclevea stylosa (Eastw.) Greene pillar false gumweed Verbesina encelioides (Cav.) Benth. & Hook. f. ex Gray golden crownbeard Wyethia amplexicaulis (Nutt.) Nutt. mulesears wyethia Wyethia arizonica Gray Arizona mulesears Wyethia scabra Hook. badlands wyethia Xanthium strumarium L. rough cockleburr Xanthocephalum sarothrae (Pursh) Shinners = Gutierrezia sarothrae Xylorhiza confertifolia (Cronq.) T.J. Wats. Henrieville woodyaster Xylorhiza cronquistii Welsh & Atwood Cronquist's woodyaster Xylorhiza glabriuscula Nutt. smooth woodyaster Xylorhiza tortifolia (Torr. & Gray) Greene Mojave aster Xylorhiza venusta (M.E. Jones) Heller charming woodyaster

ConvolvulaceaeCalystegia longipes (S. Wats.) Brummitt Paiute false bindweedCalystegia sepium (L.) R. Br. hedge false bindweedConvolvulus arvensis L. field bindweedConvolvulus equitans Benth. Texas bindweedCressa truxillensis Kunth spreading alkaliweedCuscuta applanata Engelm. Gila River dodderCuscuta approximata Bab. alfalfa dodderCuscuta californica Hook. & Arn. chaparral dodderCuscuta californica var. breviflora Engelm. California dodderCuscuta cephalanthi Engelm. buttonbush dodderCuscuta cuspidata Engelm. cusp dodderCuscuta denticulata Engelm. desert dodderCuscuta indecora Choisy bigseed alfalfa dodderCuscuta megalocarpa Rydb. bigfruit dodderCuscuta pentagona Engelm. fiveangled dodder

Cuscuta salina Engelm. saltmarsh dodderIpomoea purpurea (L.) Roth tall morningglory

CornaceaeCornus sericea L. redosier dogwood

CrassulaceaeCrassula aquatica (L.) Schoenl. water pygmyweedDudleya pulverulenta (Nutt.) Britt. & Rose chalk liveforeverSedum album L. white stonecropSedum debile S. Wats. orpine stonecropSedum lanceolatum Torr. spearleaf stonecropSedum rhodanthum Gray redpod stonecropSedum rosea (L.) Scop. roseroot stonecrop

CrossosomataceaeGlossopetalon spinescens Gray spiny greasebush

CruciferaeAlliaria petiolata (Bieb.) Cavara & Grande garlic mustardAlyssum alyssoides (L.) L. pale madwortAlyssum desertorum Stapf desert madwortAlyssum minus (L.) Rothm. Alyssum szovitsianum Fisch. & C.A. Mey. Szowits' madwortArabidopsis thaliana (L.) Heynh. mouseear cressArabis demissa Greene nodding rockcressArabis drummondii Gray Drummond's rockcressArabis fendleri (S. Wats.) Greene Fendler's rockcressArabis fernaldiana Rollins park rockcressArabis glabra (L.) Bernh. tower rockcressArabis hirsuta (L.) Scop. hairy rockcressArabis holboellii Hornem. Holboell's rockcressArabis lasiocarpa Rollins


Wasatch rockcressArabis lemmonii S. Wats. Lemmon's rockcressArabis lignifera A. Nels. desert rockcressArabis lyallii S. Wats. Lyall's rockcressArabis microphylla Nutt. littleleaf rockcressArabis nuttallii B.L. Robins. Nuttall's rockcressArabis perennans S. Wats. perennial rockcressArabis puberula Nutt. silver rockcressArabis pulchra M.E. Jones ex S. Wats. beauty rockcressArabis schistacea Rollins divided rockcressArabis selbyi Rydb. Selby's rockcressArabis shockleyi Munz Shockley's rockcressArabis sparsiflora Nutt. sicklepod rockcressArmoracia rusticana P.G. Gaertn., B. Mey. & Scherb. horseradishBarbarea orthoceras Ledeb. American yellowrocketBarbarea vulgaris Ait. f. garden yellowrocketBerteroa incana (L.) DC. hoary false madwortBrassica juncea (L.) Czern. India mustardBrassica nigra (L.) W.D.J. Koch black mustardBrassica rapa L. rape mustardCamelina microcarpa DC. littlepod falseflaxCapsella bursa-pastoris (L.) Medik. shepherd's purseCardamine breweri S. Wats. Brewer's bittercressCardamine cordifolia Gray heartleaf bittercressCardamine hirsuta L. hairy bittercressCardamine oligosperma Nutt. Idaho bittercressCardamine parviflora L. sand bittercressCardamine pensylvanica Muhl. ex Willd. Pennsylvania bittercressCardaria chalapensis (L.) Hand.-Maz. Cardaria draba (L.) Desv.

pepperweed whitetopCardaria pubescens (C.A. Mey.) Jarmolenko hairy whitetopCaulanthus cooperi (S. Wats.) Payson Cooper's wild cabbageCaulanthus crassicaulis (Torr.) S. Wats. thickstem wild cabbageCaulanthus major (M.E. Jones) Payson slender wild cabbageCaulanthus pilosus S. Wats. hairy wild cabbageChlorocrambe hastata (S. Wats.) Rydb. spearheadChorispora tenella (Pallas) DC. crossflowerConringia orientalis (L.) Dumort. hare's ear mustardCusickiella douglasii (Gray) Rollins alkali false whitlowgrassDescurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn mountain tansymustardDescurainia pinnata (Walt.) Britt. western tansymustardDescurainia sophia (L.) Webb ex Prantl herb sophiaDimorphocarpa wislizeni (Engelm.) Rollins touristplantDiplotaxis muralis (L.) DC. annual wallrocketDraba asprella Greene rough whitlowgrassDraba aurea Vahl ex Hornem. golden whitlowgrassDraba brachystylis Rydb. shortstyle whitlowgrassDraba breweri S. Wats. cushion whitlowgrassDraba crassa Rydb. thickleaf whitlowgrassDraba crassifolia Graham snowbed whitlowgrassDraba cuneifolia Nutt. ex Torr. & Gray wedgeleaf whitlowgrassDraba densifolia Nutt. denseleaf whitlowgrassDraba globosa Payson beavertip whitlowgrassDraba incerta Payson Yellowstone whitlowgrassDraba kassii Welsh Kass' whitlowgrassDraba lonchocarpa Rydb. lancepod whitlowgrassDraba maguirei C.L. Hitchc. Maguire's whitlowgrassDraba nemorosa L. woodland whitlowgrassDraba oligosperma Hook.


fewseed whitlowgrassDraba rectifructa C.L. Hitchc. mountain whitlowgrassDraba reptans (Lam.) Fern. Carolina whitlowgrassDraba sobolifera Rydb. stolon whitlowgrassDraba spectabilis Greene showy whitlowgrassDraba stenoloba Ledeb. Alaska whitlowgrassDraba ventosa Gray Wind River whitlowgrassDraba verna L. spring whitlowgrassErysimum capitatum (Dougl. ex Hook.) Greene sanddune wallflowerEuclidium syriacum (L.) Ait. f. Syrian mustardGlaucocarpum Rollins waxfruit mustardGlaucocarpum suffrutescens (Rollins) Rollins Uinta Basin waxfruitGuillenia lasiophylla (Hook. & Arn.) Greene Halimolobos virgata (Nutt.) O.E. Schulz rod halimolobosHesperis matronalis L. dames rocketHutchinsia procumbens (L.) Desv. prostrate hutchinsiaIsatis tinctoria L. Dyer's woadLepidium barnebyanum Reveal Barneby's pepperweedLepidium campestre (L.) Ait. f. field pepperweedLepidium densiflorum Schrad. common pepperweedLepidium dictyotum Gray net pepperweedLepidium fremontii S. Wats. desert pepperweedLepidium heterophyllum Benth. purpleanther field pepperweedLepidium integrifolium Nutt. thickleaf pepperweedLepidium lasiocarpum Nutt. shaggyfruit pepperweedLepidium latifolium L. broadleaved pepperweedLepidium montanum Nutt. mountain pepperweedLepidium ostleri Welsh & Goodrich Ostler's pepperweedLepidium perfoliatum L. clasping pepperweedLepidium virginicum L.

Virginia pepperweedLesquerella arizonica S. Wats. Arizona bladderpodLesquerella fendleri (Gray) S. Wats. Fendler's bladderpodLesquerella garrettii Payson Garrett's bladderpodLesquerella goodrichii Rollins Tunnel Springs Mountain bladderpodLesquerella hemiphysaria Maguire Intermountain bladderpodLesquerella intermedia (S. Wats.) Heller mid bladderpodLesquerella kingii S. Wats. King bladderpodLesquerella ludoviciana (Nutt.) S. Wats. foothill bladderpodLesquerella multiceps Maguire manyhead bladderpodLesquerella occidentalis S. Wats. western bladderpodLesquerella parvula Greene pygmy bladderpodLesquerella prostrata A. Nels. low bladderpodLesquerella rectipes Woot. & Standl. straight bladderpodLesquerella rubicundula Rollins tum bladderpodLesquerella subumbellata Rollins parasol bladderpodLesquerella tenella A. Nels. Moapa bladderpodLesquerella utahensis Rydb. Utah bladderpodLesquerella wardii S. Wats. Ward's bladderpodLobularia maritima (L.) Desv. seaside lobulariaLunaria annua L. annual honestyMalcolmia africana (L.) Ait. f. African mustardNasturtium officinale Ait. f. = Rorippa nasturtium-aquaticumParrya nudicaulis (L.) Boiss. nakedstem wallflowerPhysaria acutifolia Rydb. sharpleaf twinpodPhysaria chambersii Rollins Chambers' twinpodPhysaria floribunda Rydb. pointtip twinpodPhysaria lepidota Rollins Kane County twinpodPhysaria newberryi Gray Newberry's twinpodPhysaria stylosa Rollins


Duchesne River twinpodRorippa alpina (S. Wats.) Rydb. alpine yellowcressRorippa curvipes Greene bluntleaf yellowcressRorippa nasturtium-aquaticum (L.) Hayek watercressRorippa palustris (L.) Bess. bog yellowcressRorippa sinuata (Nutt.) A.S. Hitchc. spreading yellowcressRorippa sphaerocarpa (Gray) Britt. roundfruit yellowcressRorippa sylvestris (L.) Bess. creeping yellowcressRorippa tenerrima Greene Modoc yellowcressSchoenocrambe argillacea (Welsh & Atwood) Rollins Uinta Basin plainsmustardSchoenocrambe barnebyi (Welsh & Atwood) Rollins Syes Butte plainsmustardSchoenocrambe linifolia (Nutt.) Greene flaxleaf plainsmustardSinapis arvensis L. charlock mustardSinapis nigra L. = Brassica nigraSisymbrium altissimum L. tall tumblemustardSisymbrium irio L. LondonrocketSisymbrium officinale (L.) Scop. hedgemustardSmelowskia calycina (Steph. ex Willd.) C.A. Mey. alpine smelowskiaStanleya pinnata (Pursh) Britt. desert princesplumeStanleya viridiflora Nutt. green princesplumeStreptanthella longirostris (S. Wats.) Rydb. longbeak streptanthellaStreptanthus cordatus Nutt. heartleaf twistflowerThelypodiopsis ambigua (S. Wats.) Al-Shehbaz Long Valley tumblemustardThelypodiopsis aurea (Eastw.) Rydb. Durango tumblemustardThelypodiopsis divaricata (Rollins) Welsh & Reveal spreading thelypodiopsisThelypodiopsis elegans (M.E. Jones) Rydb. Westwater tumblemustardThelypodiopsis vermicularis (Welsh & Reveal) Rollins Great Basin tumblemustardThelypodium flexuosum B.L. Robins. nodding thelypodyThelypodium integrifolium (Nutt.) Endl. ex Walp. entireleaved thelypodyThelypodium laxiflorum Al-Shehbaz

droopflower thelypodyThelypodium milleflorum A. Nels. manyflower thelypodyThelypodium rollinsii Al-Shehbaz Rollins' thelypodyThelypodium sagittatum (Nutt. ex Torr. & Gray) Endl. ex Walp. arrow thelypodyThelypodium wrightii Gray Wright's thelypodyThlaspi arvense L. field pennycressThlaspi montanum L. alpine pennycressThysanocarpus curvipes Hook. sand fringepod

CucurbitaceaeBryonia alba L. white bryonyCitrullus lanatus (Thunb.) Matsumura & Nakai watermelonCucumis sativus L. garden cucumberCucurbita foetidissima Kunth Missouri gourdCucurbita palmata S. Wats. coyote gourdEchinocystis lobata (Michx.) Torr. & Gray wild cucumber

CupressaceaeCupressus arizonica Greene Arizona cypressJuniperus communis L. common juniperJuniperus monosperma (Engelm.) Sarg. oneseed juniperJuniperus osteosperma (Torr.) Little Utah juniperJuniperus scopulorum Sarg. Rocky Mountain juniperJuniperus utahensis (Engelm.) Lemmon = Juniperus osteospermaPlatycladus orientalis (L.) Franco oriental arborvitaeThuja occidentalis L. eastern arborvitaeThuja orientalis L. = Platycladus orientalis

DennstaedtiaceaePteridium aquilinum (L.) Kuhn western brackenfern

DipsacaceaeDipsacus fullonum L.


Fuller's teasel

DryopteridaceaeAthyrium americanum (Butters) Maxon alpine ladyfernAthyrium filix-femina (L.) Roth common ladyfernCystopteris bulbifera (L.) Bernh. bulblet bladderfernCystopteris fragilis (L.) Bernh. brittle bladderfernDryopteris filix-mas (L.) Schott male fernPolystichum kruckebergii W.H. Wagner Kruckeberg's hollyfernPolystichum lonchitis (L.) Roth northern hollyfernPolystichum scopulinum (D.C. Eat.) Maxon mountain hollyfernWoodsia oregana D.C. Eat. Oregon woodsiaWoodsia scopulina D.C. Eat. Rocky Mountain woodsia

EbenaceaeDiospyros virginiana L. common persimmon

ElaeagnaceaeElaeagnus angustifolia L. Russian oliveElaeagnus commutata Bernh. ex Rydb. silverberryElaeagnus orientalis L. oriental oliveShepherdia argentea (Pursh) Nutt. silver buffaloberryShepherdia canadensis (L.) Nutt. russet buffaloberryShepherdia rotundifolia Parry roundleaf buffaloberry

ElatinaceaeBergia texana (Hook.) Seub. ex Walp. Texas bergiaElatine brachysperma Gray shortseed waterwortElatine californica Gray California waterwortElatine rubella Rydb. southwestern waterwortElatine triandra Schkuhr threestamen waterwort

EphedraceaeEphedra cutleri Peebles

Ephedra fasciculata A. Nels. Arizona jointfirEphedra nevadensis S. Wats. Nevada jointfirEphedra torreyana S. Wats. Torrey's jointfirEphedra viridis Coville mormon teaEphedra viridis var. viridis Coville mormon tea

EquisetaceaeEquisetum X nelsonii (A.A. Eat.) Schaffn. (pro sp.) Nelson's horsetailEquisetum arvense L. field horsetailEquisetum hyemale L. scouringrush horsetailEquisetum hyemale var. affine (Engelm.) A.A. Eat. scouringrush horsetailEquisetum laevigatum A. Braun smooth horsetailEquisetum variegatum Schleich. ex F. Weber & D.M.H. Mohr variegated scouringrush

EricaceaeArctostaphylos patula Greene greenleaf manzanitaArctostaphylos pringlei Parry Pringle manzanitaArctostaphylos pungens Kunth pointleaf manzanitaArctostaphylos uva-ursi (L.) Spreng. kinnikinnickChimaphila menziesii (R. Br. ex D. Don) Spreng. little prince's pineChimaphila umbellata (L.) W. Bart. pipsissewaGaultheria humifusa (Graham) Rydb. alpine spicywintergreenKalmia microphylla (Hook.) Heller alpine laurelLedum glandulosum Nutt. Western LabradorteaMoneses uniflora (L.) Gray single delightOrthilia secunda (L.) House sidebells wintergreenPyrola asarifolia Michx. liverleaf wintergreenPyrola asarifolia ssp. asarifolia Michx. liverleaf wintergreenPyrola chlorantha Sw. greenflowered wintergreenPyrola minor L.


snowline wintergreenPyrola picta Sm. whiteveined wintergreenPyrola secunda L. = Orthilia secundaVaccinium cespitosum Michx. dwarf blueberryVaccinium membranaceum Dougl. ex Torr. blue huckleberryVaccinium myrtillus L. whortleberryVaccinium scoparium Leib. ex Coville grouse whortleberryVaccinium uliginosum L. bog blueberry

EuphorbiaceaeChamaesyce albomarginata (Torr. & Gray) Small whitemargin sandmatChamaesyce fendleri (Torr. & Gray) Small Fendler's sandmatChamaesyce glyptosperma (Engelm.) Small ribseed sandmatChamaesyce hyssopifolia (L.) Small hyssopleaf sandmatChamaesyce maculata (L.) Small spotted sandmatChamaesyce micromera (Boiss.) Woot. & Standl. Sonoran sandmatChamaesyce nutans (Lag.) Small eyebaneChamaesyce parryi (Engelm.) Rydb. Parry's sandmatChamaesyce prostrata (Ait.) Small prostrate sandmatChamaesyce revoluta (Engelm.) Small threadstem sandmatChamaesyce serpyllifolia (Pers.) Small thymeleaf sandmatChamaesyce setiloba (Engelm. ex Torr.) Millsp. ex Parish Yuma sandmatCroton californicus Muell.-Arg. California crotonCroton setigerus Hook. crotonCroton texensis (Klotzsch) Muell.-Arg. Texas crotonEuphorbia albomarginata Torr. & Gray = Chamaesyce albomarginataEuphorbia chamaesyce auct. non L. = Chamaesyce prostrataEuphorbia cyathophora Murr. fire on the mountainEuphorbia cyparissias L. cypress spurgeEuphorbia dentata Michx. toothed spurgeEuphorbia esula L.

wolf's milkEuphorbia maculata L. = Chamaesyce maculataEuphorbia marginata Pursh snow on the mountainEuphorbia myrsinites L. myrtle spurgeEuphorbia nephradenia Barneby Paria spurgeEuphorbia peplus L. petty spurgeEuphorbia prostrata Ait. = Chamaesyce prostrataEuphorbia spathulata Lam. warty spurgeReverchonia arenaria Gray sand reverchoniaTragia ramosa Torr. branched noseburn

FagaceaeQuercus X pauciloba Rydb. (pro sp.) wavyleaf oakQuercus gambelii Nutt. Gambel's oakQuercus gambelii var. gambelii Nutt. Gambel's oakQuercus havardii Rydb. Havard's oakQuercus turbinella Greene shrub live oak

FrankeniaceaeFrankenia pulverulenta L. European seaheath

FumariaceaeCorydalis aurea Willd. scrambledeggsCorydalis caseana Gray Sierran fumewortDicentra uniflora Kellogg longhorn steersheadFumaria officinalis L. drug fumitoryFumaria vaillantii Loisel. earthsmoke

GarryaceaeGarrya flavescens S. Wats. ashy silktassel

GentianaceaeCentaurium calycosum (Buckl.) Fern. Arizona centauryCentaurium exaltatum (Griseb.) W. Wight ex Piper desert centaury


Frasera albomarginata S. Wats. desert elkweedFrasera gypsicola (Barneby) D.M. Post Sunnyside elkweedFrasera paniculata Torr. tufted elkweedFrasera speciosa Dougl. ex Griseb. showy fraseraGentiana affinis Griseb. pleated gentianGentiana algida Pallas whitish gentianGentiana calycosa Griseb. Rainier pleated gentianGentiana parryi Engelm. Parry's gentianGentiana prostrata Haenke pygmy gentianGentianella amarella (L.) Boerner autumn dwarfgentianGentianella tenella (Rottb.) Boerner Dane's dwarfgentianGentianella tortuosa (M.E. Jones) J. Gillett Cathedral Bluff dwarfgentianGentianopsis barbellata (Engelm.) Iltis perennial fringedgentianGentianopsis detonsa (Rottb.) Ma windmill fringedgentianSwertia perennis L. star gentianSwertia radiata (Kellogg) Kuntze = Frasera speciosa

GeraniaceaeErodium cicutarium (L.) L'Her. ex Ait. redstem stork's billErodium texanum Gray Texas stork's billGeranium bicknellii Britt. Bicknell's cranesbillGeranium caespitosum James pineywoods geraniumGeranium caespitosum var. fremontii (Torr. ex Gray) Dorn Fremont's geraniumGeranium carolinianum L. Carolina geraniumGeranium pusillum L. small geraniumGeranium richardsonii Fisch. & Trautv. Richardson's geraniumGeranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. sticky geranium

GinkgoaceaeGinkgo biloba L. maidenhairtree

GrossulariaceaeRibes aureum Pursh golden currantRibes cereum Dougl. wax currantRibes cereum var. pedicellare Brewer & S. Wats. whisky currantRibes hudsonianum Richards. northern black currantRibes inerme Rydb. whitestem gooseberryRibes lacustre (Pers.) Poir. prickly currantRibes laxiflorum Pursh trailing black currantRibes leptanthum Gray trumpet gooseberryRibes montigenum McClatchie gooseberry currantRibes oxyacanthoides L. Canadian gooseberryRibes velutinum Greene desert gooseberryRibes viscosissimum Pursh sticky currantRibes wolfii Rothrock Wolf's currant

HaloragaceaeMyriophyllum sibiricum Komarov shortspike watermilfoil

HamamelidaceaeLiquidambar styraciflua L. sweetgum

HippocastanaceaeAesculus flava Ait. yellow buckeyeAesculus glabra Willd. Ohio buckeyeAesculus hippocastanum L. horse chestnut

HippuridaceaeHippuris vulgaris L. common marestail

HydrangeaceaeFendlera rupicola Gray cliff fendlerbushFendlerella utahensis (S. Wats.) Heller Utah fendlerbushJamesia americana Torr. & Gray cliffbush


Philadelphus microphyllus Gray littleleaf mockorange

HydrocharitaceaeElodea bifoliata St. John twoleaf waterweedElodea canadensis Michx. Canadian waterweed

HydrophyllaceaeEmmenanthe penduliflora Benth. yellow whisperingbellsEriodictyon angustifolium Nutt. narrowleaf yerbasantaEucrypta micrantha (Torr.) Heller dainty desert hideseedHesperochiron pumilus (Dougl. ex Griseb.) Porter dwarf hesperochironHydrophyllum capitatum Dougl. ex Benth. ballhead waterleafHydrophyllum capitatum var. alpinum S. Wats. alpine waterleafHydrophyllum fendleri (Gray) Heller Fendler's waterleafHydrophyllum occidentale (S. Wats.) Gray western waterleafNama demissum Gray leafy namaNama densum J.G. Lemmon leafy namaNama hispidum Gray bristly namaNama retrorsum J.T. Howell betatakin fiddleleafNemophila breviflora Gray basin nemophilaNemophila parviflora Dougl. ex Benth. smallflower nemophilaPhacelia affinis Gray limestone scorpionweedPhacelia alba Rydb. white scorpionweedPhacelia anelsonii J.F. Macbr. Aven Nelson's scorpionweedPhacelia argillacea Atwood Attwood's phaceliaPhacelia austromontana J.T. Howell Southern Sierran scorpionweedPhacelia cephalotes Gray virgin scorpionweedPhacelia coerulea Greene skyblue scorpionweedPhacelia constancei Atwood Constance's scorpionweedPhacelia crenulata Torr. ex S. Wats. cleftleaf wildheliotropePhacelia cryptantha Greene

hiddenflower scorpionweedPhacelia curvipes Torr. ex S. Wats. Washoe scorpionweedPhacelia demissa Gray Intermountain scorpionweedPhacelia franklinii (R. Br.) Gray Franklin's phaceliaPhacelia fremontii Torr. Fremont's phaceliaPhacelia glandulosa Nutt. glandular phaceliaPhacelia hastata Dougl. ex Lehm. silverleaf phaceliaPhacelia heterophylla Pursh varileaf phaceliaPhacelia howelliana Atwood harlequin scorpionweedPhacelia incana Brand hoary phaceliaPhacelia indecora J.T. Howell drab scorpionweedPhacelia integrifolia Torr. gypsum scorpionweedPhacelia ivesiana Torr. Ives' phaceliaPhacelia ivesiana var. ivesiana Torr. Ives' phaceliaPhacelia laxiflora J.T. Howell dozing scorpionweedPhacelia lemmonii Gray Lemmon's scorpionweedPhacelia linearis (Pursh) Holz. threadleaf phaceliaPhacelia lutea (Hook. & Arn.) J.T. Howell yellow phaceliaPhacelia mammillarensis Atwood Nipple Beach scorpionweedPhacelia palmeri Torr. ex S. Wats. Palmer's scorpionweedPhacelia peirsoniana J.T. Howell handsome scorpionweedPhacelia pulchella Gray beautiful scorpionweedPhacelia rafaelensis Atwood plateau scorpionweedPhacelia rotundifolia Torr. ex S. Wats. roundleaf scorpionweedPhacelia sericea (Graham) Gray silky phaceliaPhacelia tetramera J.T. Howell fourpart scorpionweedPhacelia utahensis J. Voss Utah phaceliaPhacelia vallis-mortae J. Voss Death Valley scorpionweedTricardia watsonii Torr. ex S. Wats. threehearts


IridaceaeIris germanica L. German irisIris missouriensis Nutt. Rocky Mountain irisIris pseudacorus L. paleyellow irisOlsynium douglasii (A. Dietr.) Bickn. Douglas' olsyniumSisyrinchium demissum Greene dwarf blueeyed grassSisyrinchium idahoense Bickn. Idaho blueeyed grassSisyrinchium inalatum A. Nels. = Olsynium douglasii var. douglasii

IsoetaceaeIsoetes bolanderi Engelm. Bolander's quillwortIsoetes howellii Engelm. Howell's quillwortIsoetes tenella LÇman

JuglandaceaeCarya illinoinensis (Wangenh.) K. Koch pecanJuglans major (Torr.) Heller Arizona walnut

KrameriaceaeKrameria erecta Willd. ex J.A. Schultes littleleaf ratanyKrameria grayi Rose & Painter white ratanyKrameria parvifolia Benth. = Krameria erecta

LabiataeAgastache urticifolia (Benth.) Kuntze nettleleaf giant hyssopAjuga reptans L. common bugleCalamintha vulgaris (L.) Hal†csy non Clairv. = Clinopodium vulgareClinopodium vulgare L. wild basilDracocephalum parviflorum Nutt. American dragonheadDracocephalum thymiflorum L. thymeleaf dragonheadGlechoma hederacea L. groundivyHedeoma drummondii Benth. Drummond's falsepennyroyalHedeoma nana (Torr.) Briq.

falsepennyroyalLamium amplexicaule L. henbit deadnettleLamium purpureum L. purple deadnettleLeonurus cardiaca L. common motherwortLycopus americanus Muhl. ex W. Bart. American waterhorehoundLycopus asper Greene rough bugleweedMarrubium vulgare L. horehoundMentha X piperita L. (pro sp.) peppermintMentha aquatica L. water mintMentha arvensis L. wild mintMentha arvensis auct. non L. = Mentha canadensisMentha canadensis L. Canadian mintMentha spicata L. spearmintMentha viridis L. = Mentha spicataMoluccella laevis L. shellflowerMonarda fistulosa L. wildbergamot beebalmMonarda fistulosa ssp. fistulosa L. wildbergamot beebalmMonarda fistulosa ssp. fistulosa var. menthifolia (Graham) Fern. mintleaf beebalmMonarda menthifolia Graham = Monarda fistulosa ssp. fistulosa var. menthifoliaMonarda pectinata Nutt. pony beebalmMonardella odoratissima Benth. Pacific monardellaNepeta cataria L. catnipPhysostegia parviflora Nutt. ex Gray western false dragonheadPhysostegia virginiana (L.) Benth. obedient plantPoliomintha incana (Torr.) Gray hoary rosemarymintPrunella vulgaris L. common selfhealSalazaria mexicana Torr. Mexican bladdersageSalvia azurea Michx. ex Lam. azure blue sageSalvia columbariae Benth. chia


Salvia dorrii (Kellogg) Abrams grayball sageSalvia dorrii ssp. dorrii (Kellogg) Abrams Dorr's sageSalvia officinalis L. kitchen sageSalvia reflexa Hornem. lanceleaf sageSalvia sclarea L. Europe sageScutellaria antirrhinoides Benth. nose skullcapScutellaria epilobiifolia A. Hamilton = Scutellaria galericulataScutellaria galericulata L. marsh skullcapScutellaria nana Gray dwarf skullcapScutellaria sapphirina (Barneby) Olmstead White Pine skullcapStachys albens Gray whitestem hedgenettleStachys byzantina K. Koch ex Scheele woolly hedgenettleStachys palustris L. marsh hedgenettleStachys rothrockii Gray Rothrock's hedgenettleTeucrium canadense L. Canada germanderTeucrium canadense var. occidentale (Gray) McClintock & Epling western germanderThymus praecox Opiz mother of thyme

LeguminosaeAcacia greggii Gray catclaw acaciaAnthyllis vulneraria L. common kidneyvetchAstragalus adsurgens Pallas standing milkvetchAstragalus agrestis Dougl. ex G. Don purple milkvetchAstragalus alpinus L. alpine milkvetchAstragalus amphioxys Gray Crescent milkvetchAstragalus ampullarius S. Wats. gumbo milkvetchAstragalus anserinus Atwood, Goodrich & Welsh Goose Creek milkvetchAstragalus aretioides (M.E. Jones) Barneby cushion milkvetchAstragalus argophyllus Nutt.

silverleaf milkvetchAstragalus asclepiadoides M.E. Jones milkweed milkvetchAstragalus australis (L.) Lam. Indian milkvetchAstragalus beckwithii Torr. & Gray Beckwith's milkvetchAstragalus bisulcatus (Hook.) Gray twogrooved milkvetchAstragalus bodinii Sheldon Bodin's milkvetchAstragalus brandegei Porter Brandegee's milkvetchAstragalus callithrix Barneby Callaway milkvetchAstragalus calycosus Torr. ex S. Wats. matted poison milkvetchAstragalus canadensis L. Canadian milkvetchAstragalus ceramicus Sheldon painted milkvetchAstragalus chamaeleuce Gray cicada milkvetchAstragalus chamaemeniscus Barneby ground-crescent milkvetchAstragalus chloodes Barneby grass milkvetchAstragalus cibarius Sheldon silky milkvetchAstragalus cicer L. cicer milkvetchAstragalus coltonii M.E. Jones Colton's milkvetchAstragalus convallarius Greene timber milkvetchAstragalus cronquistii Barneby Cronquist's milkvetchAstragalus curvicarpus (Heller) J.F. Macbr. curvepod milkvetchAstragalus cymboides M.E. Jones canoe milkvetchAstragalus desereticus Barneby deseret milkvetchAstragalus desperatus M.E. Jones rimrock milkvetchAstragalus detritalis M.E. Jones debris milkvetchAstragalus diversifolius Gray meadow milkvetchAstragalus drummondii Dougl. ex Hook. Drummond's milkvetchAstragalus duchesnensis M.E. Jones Duchesne milkvetchAstragalus eastwoodiae M.E. Jones Eastwood's milkvetchAstragalus emoryanus (Rydb.) Cory Emory's milkvetchAstragalus ensiformis M.E. Jones


pagumpa milkvetchAstragalus episcopus S. Wats. bishop's milkvetchAstragalus eremiticus Sheldon hermit milkvetchAstragalus eurekensis M.E. Jones Eureka milkvetchAstragalus falcatus Lam. Russian milkvetchAstragalus filipes Torr. ex Gray threadstalk milkvetchAstragalus flavus Nutt. yellow milkvetchAstragalus flexuosus (Hook.) Dougl. ex G. Don flexile milkvetchAstragalus fucatus Barneby Hopi milkvetchAstragalus geyeri Gray Geyer's milkvetchAstragalus gilviflorus Sheldon plains milkvetchAstragalus hallii Gray Hall's milkvetchAstragalus hamiltonii C.L. Porter Hamilton's milkvetchAstragalus harrisonii Barneby Harrison's milkvetchAstragalus holmgreniorum Barneby Paradox milkvetchAstragalus humistratus Gray groundcover milkvetchAstragalus iodanthus S. Wats. Humboldt River milkvetchAstragalus iselyi Welsh Isely's milkvetchAstragalus jejunus S. Wats. starveling milkvetchAstragalus kentrophyta Gray spiny milkvetchAstragalus lentiginosus Dougl. ex Hook. specklepod milkvetchAstragalus limnocharis Barneby Cedar Breaks milkvetchAstragalus loanus Barneby Glenwood milkvetchAstragalus lonchocarpus Torr. rushy milkvetchAstragalus lutosus M.E. Jones Dragon milkvetchAstragalus malacoides Barneby Kaiparowits milkvetchAstragalus megacarpus (Nutt.) Gray great bladdery milkvetchAstragalus miser Dougl. weedy milkvetchAstragalus missouriensis Nutt. Missouri milkvetchAstragalus moencoppensis M.E. Jones

Moenkopi milkvetchAstragalus mollissimus Torr. woolly milkvetchAstragalus monumentalis Barneby Monument Valley milkvetchAstragalus musiniensis M.E. Jones Ferron's milkvetchAstragalus nelsonianus Barneby Nelson's milkvetchAstragalus newberryi Gray Newberry's milkvetchAstragalus nidularius Barneby birdnest milkvetchAstragalus nuttallianus DC. smallflowered milkvetchAstragalus oophorus S. Wats. egg milkvetchAstragalus pardalinus (Rydb.) Barneby panther milkvetchAstragalus pattersonii Gray Patterson's milkvetchAstragalus perianus Barneby Rydberg's milkvetchAstragalus pinonis M.E. Jones pinyon milkvetchAstragalus piscator Barneby & Welsh Fisher milkvetchAstragalus piutensis Barneby & Mabberley Sevier milkvetchAstragalus platytropis Gray broadkeel milkvetchAstragalus praelongus Sheldon stinking milkvetchAstragalus preussii Gray Preuss' milkvetchAstragalus pubentissimus Torr. & Gray Green River milkvetchAstragalus purshii Dougl. ex Hook. woollypod milkvetchAstragalus racemosus Pursh alkali poisonvetchAstragalus rafaelensis M.E. Jones San Rafael milkvetchAstragalus robbinsii (Oakes) Gray Robbins' milkvetchAstragalus sabulonum Gray gravel milkvetchAstragalus sabulosus M.E. Jones Cisco milkvetchAstragalus saurinus Barneby Dinosaur milkvetchAstragalus scopulorum Porter Rocky Mountain milkvetchAstragalus serpens M.E. Jones plateau milkvetchAstragalus sesquiflorus S. Wats. sandstone milkvetchAstragalus spatulatus Sheldon


tufted milkvetchAstragalus straturensis M.E. Jones Pine Valley milkvetchAstragalus striatiflorus M.E. Jones escarpment milkvetchAstragalus subcinereus Gray Silver's milkvetchAstragalus tenellus Pursh looseflower milkvetchAstragalus tephrodes Gray ashen milkvetchAstragalus tetrapterus Gray fourwing milkvetchAstragalus toanus M.E. Jones Toano milkvetchAstragalus uncialis Barneby currant milkvetchAstragalus utahensis (Torr.) Torr. & Gray Utah milkvetchAstragalus wardii Gray Ward's milkvetchAstragalus welshii Barneby Loa milkvetchAstragalus wetherillii M.E. Jones Wetherill's milkvetchAstragalus wingatanus S. Wats. Fort Wingate milkvetchAstragalus woodruffii M.E. Jones Woodruff's milkvetchAstragalus zionis M.E. Jones Zion milkvetchCaesalpinia repens Eastw. nickerCaragana arborescens Lam. Siberian peashrubCercis canadensis L. eastern redbudCercis canadensis var. texensis (S. Wats.) M. Hopkins California redbudCladrastis kentukea (Dum.-Cours.) Rudd Kentucky yellowwoodColutea arborescens L. bladder sennaCoronilla varia L. purple crownvetchCytisus scoparius (L.) Link scotchbroomDalea candida Willd. slender white prairiecloverDalea flavescens (S. Wats.) Welsh Canyonlands prairiecloverDalea lanata Spreng. woolly prairiecloverDalea searlsiae (Gray) Barneby Searls' prairiecloverGalega officinalis L. professorweedGleditsia triacanthos L.

honeylocustGlycyrrhiza lepidota Pursh American licoriceHedysarum boreale Nutt. northern sweetvetchHedysarum occidentale Greene western sweetvetchLathyrus brachycalyx Rydb. Bonneville peavineLathyrus eucosmus Butters & St. John bush vetchlingLathyrus laetivirens Greene ex Rydb. aspen peavineLathyrus lanszwertii Kellogg thickleaf peavineLathyrus latifolius L. perennial peavineLathyrus pauciflorus Fern. fewflower peavineLathyrus sylvestris L. flat peavineLespedeza thunbergii (DC.) Nakai Thunberg's lespedezaLotus corniculatus L. birdfoot deervetchLotus denticulatus (E. Drew) Greene riverbar birdsfoot trefoilLotus humistratus Greene foothill deervetchLotus plebeius (Brand) Barneby New Mexico birdsfoot trefoilLotus rigidus (Benth.) Greene shrubby deervetchLotus tenuis Waldst. & Kit. ex Willd. narrowleaf birdsfoot trefoilLotus utahensis Ottley Utah birdsfoot trefoilLotus wrightii (Gray) Greene Wright's deervetchLupinus ammophilus Greene sand lupineLupinus arbustus Dougl. ex Lindl. longspur lupineLupinus argenteus Pursh silvery lupineLupinus aridus Dougl. desert lupineLupinus barbiger S. Wats. bearded lupineLupinus brevicaulis S. Wats. shortstem lupineLupinus burkei S. Wats. largeleaf lupineLupinus caespitosus Nutt. stemless dwarf lupineLupinus caudatus Kellogg tailcup lupineLupinus concinnus J.G. Agardh


scarlet lupineLupinus flavoculatus Heller yelloweyesLupinus jonesii Rydb. Jones' lupineLupinus kingii S. Wats. King's lupineLupinus latifolius Lindl. ex J.G. Agardh broadleaf lupineLupinus lepidus Dougl. ex Lindl. Pacific lupineLupinus leucophyllus Dougl. ex Lindl. velvet lupineLupinus palmeri S. Wats. bluebonnet lupineLupinus polyphyllus Lindl. bigleaf lupineLupinus prunophilus M.E. Jones hairy bigleaf lupineLupinus pusillus Pursh rusty lupineLupinus sericeus Pursh silky lupineLupinus sparsiflorus Benth. Mojave lupineLupinus wyethii S. Wats. Wyeth's lupineMedicago lupulina L. black medickMedicago sativa L. alfalfaMelilotus albus Medik. = Melilotus officinalisMelilotus indicus (L.) All. annual yellow sweetcloverMelilotus officinalis (L.) Lam. yellow sweetcloverOnobrychis viciifolia Scop. sainfoinOxytropis borealis DC. Oxytropis campestris (L.) DC. cold mountain crazyweedOxytropis deflexa (Pallas) DC. hangpod crazyweedOxytropis lambertii Pursh Lambert's crazyweedOxytropis multiceps Nutt. southwestern locoweedOxytropis nana Nutt. Wyoming locoweedOxytropis oreophila Gray roundleaf crazyweedOxytropis parryi Gray Parry's crazyweedOxytropis sericea Nutt. silvery oxytropeParryella filifolia Torr. & Gray ex Gray

common dunebroomPediomelum aromaticum (Payson) W.A. Weber aromatic Indian breadrootPediomelum megalanthum (Woot. & Standl.) Rydb. Intermountain Indian breadrootPediomelum mephiticum (S. Wats.) Rydb. skunktopPediomelum pariense (Welsh & Atwood) J. Grimes Paria River scurfpeaPeteria thompsoniae S. Wats. Thompson's peteriaProsopis glandulosa Torr. honey mesquiteProsopis pubescens Benth. screwbean mesquitePsoralidium junceum (Eastw.) Rydb. rush lemonweedPsoralidium lanceolatum (Pursh) Rydb. lemon scurfpeaPsoralidium tenuiflorum (Pursh) Rydb. slimflower scurfpeaPsorothamnus arborescens (Torr. ex Gray) Barneby Mojave daleaPsorothamnus fremontii (Torr. ex Gray) Barneby Fremont's daleaPsorothamnus polydenius (Torr. ex S. Wats.) Rydb. Nevada smokebushPsorothamnus thompsoniae (Vail) Welsh & Atwood Thompson's smokebushRobinia hispida L. bristly locustRobinia neomexicana Gray New Mexico locustRobinia pseudoacacia L. black locustSophora nuttalliana B.L. Turner silky sophoraSophora stenophylla Gray fringeleaf necklacepodSpartium junceum L. Spanish broomSphaerophysa salsula (Pallas) DC. alkali swainsonpeaThermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richards. prairie thermopsisThermopsis rhombifolia var. montana (Nutt.) Isely mountain thermopsisTrifolium andersonii Gray fiveleaf cloverTrifolium andinum Nutt. Andes cloverTrifolium dasyphyllum Torr. & Gray alpine cloverTrifolium eriocephalum Nutt. woollyhead cloverTrifolium fragiferum L. strawberry cloverTrifolium gymnocarpon Nutt.


hollyleaf cloverTrifolium hybridum L. alsike cloverTrifolium kingii S. Wats. King's cloverTrifolium longipes Nutt. longstalk cloverTrifolium nanum Torr. dwarf cloverTrifolium parryi Gray Parry's cloverTrifolium pratense L. red cloverTrifolium repens L. white cloverTrifolium variegatum Nutt. whitetip cloverTrifolium wormskioldii Lehm. cows cloverTrigonella corniculata (L.) L. cultivated fenugreekVicia americana Muhl. ex Willd. American vetchVicia faba L. horsebeanVicia ludoviciana Nutt. Louisiana vetchVicia villosa Roth winter vetchWisteria floribunda (Willd.) DC. Japanese wisteriaWisteria frutescens (L.) Poir. American wisteria

LemnaceaeLemna gibba L. swollen duckweedLemna minor L. common duckweedLemna minuta Kunth least duckweedLemna obscura (Austin) Daubs little duckweedLemna trisulca L. star duckweedLemna valdiviana Phil. valdivia duckweedSpirodela polyrrhiza (L.) Schleid. common duckweedWolffia borealis (Engelm. ex Hegelm.) Landolt ex Landolt & Wildi northern watermealWolffia braziliensis Weddell Brazilian watermeal

LentibulariaceaeUtricularia intermedia Hayne

flatleaf bladderwortUtricularia macrorhiza Le Conte common bladderwortUtricularia minor L. lesser bladderwort

LiliaceaeAllium acuminatum Hook. tapertip onionAllium atrorubens S. Wats. darkred onionAllium bisceptrum S. Wats. twincrest onionAllium brandegei S. Wats. Brandegee's onionAllium brevistylum S. Wats. shortstyle onionAllium campanulatum S. Wats. dusky onionAllium cernuum Roth nodding onionAllium geyeri S. Wats. Geyer's onionAllium macropetalum Rydb. largeflower wild onionAllium nevadense S. Wats. Nevada onionAllium parvum Kellogg small onionAllium passeyi N.& A. Holmgren Passey's onionAllium textile A. Nels. & J.F. Macbr. textile onionAndrostephium breviflorum S. Wats. pink funnellilyAsparagus officinalis L. garden asparagusCalochortus ambiguus (M.E. Jones) Ownbey doubting Mariposa lilyCalochortus aureus S. Wats. golden Mariposa lilyCalochortus bruneaunis A. Nels. & J.F. Macbr. Bruneau Mariposa lilyCalochortus flexuosus S. Wats. winding Mariposa lilyCalochortus gunnisonii S. Wats. Gunnison's Mariposa lilyCalochortus kennedyi Porter desert Mariposa lilyCalochortus nuttallii Torr. & Gray sego lilyCamassia quamash (Pursh) Greene small camasDichelostemma capitatum (Benth.) Wood bluedicksDisporum trachycarpum (S. Wats.) Benth. & Hook. f. roughfruit fairybellsEremocrinum albomarginatum (M.E. Jones) M.E. Jones


lonely lilyErythronium grandiflorum Pursh dogtooth lilyFritillaria atropurpurea Nutt. spotted missionbellsFritillaria pudica (Pursh) Spreng. yellow missionbellsGalanthus nivalis L. snowdropLeucocrinum montanum Nutt. ex Gray common starlilyLloydia serotina (L.) Reichenb. common alplilyMaianthemum racemosum (L.) Link feathery false Solomon's sealMaianthemum racemosum ssp. racemosum (L.) Link feather Solomon's sealMaianthemum stellatum (L.) Link starry false Solomon's sealOrnithogalum umbellatum L. sleepydickSmilacina racemosa (L.) Desf. = Maianthemum racemosum ssp. racemosumSmilacina stellata (L.) Desf. = Maianthemum stellatumStreptopus amplexifolius (L.) DC. claspleaf twistedstalkTriteleia grandiflora Lindl. wild hyacinthVeratrum californicum Dur. California false helleboreZigadenus elegans Pursh mountain deathcamasZigadenus paniculatus (Nutt.) S. Wats. foothill deathcamasZigadenus vaginatus (Rydb.) J.F. Macbr. sheathed deathcamasZigadenus venenosus S. Wats. meadow deathcamas

LimnanthaceaeFloerkea proserpinacoides Willd. false mermaidweed

LinaceaeLinum aristatum Engelm. bristle flaxLinum australe Heller southern flaxLinum kingii S. Wats. King's flaxLinum lewisii Pursh prairie flaxLinum perenne L. blue flaxLinum puberulum (Engelm.) Heller plains flax

Linum subteres (Trel.) Winkl. sprucemont flax

LoasaceaeEucnide urens (Parry ex Gray) Parry desert stingbushMentzelia albicaulis (Dougl. ex Hook.) Dougl. ex Torr. & Gray whitestem blazingstarMentzelia argillosa J. Darl. Arapien blazingstarMentzelia cronquistii H.J. Thompson & Prigge Cronquist's blazingstarMentzelia dispersa S. Wats. bushy blazingstarMentzelia laevicaulis (Dougl. ex Hook.) Torr. & Gray smoothstem blazingstarMentzelia marginata (Osterhout) H.J. Thompson & Prigge Colorado blazingstarMentzelia montana (A. Davids.) A. Davids. variegatedbract blazingstarMentzelia multicaulis (Osterhout) A. Nels. ex J. Darl. manystem blazingstarMentzelia multiflora (Nutt.) Gray manyflowered mentzeliaMentzelia nitens Greene shining blazingstarMentzelia obscura H.J. Thompson & Roberts Pacific blazingstarMentzelia pterosperma Eastw. wingseed blazingstarMentzelia pumila Nutt. ex Torr. & Gray dwarf mentzeliaMentzelia rusbyi Woot. Rusby's blazingstarMentzelia shultziorum Prigge Shultz's blazingstarMentzelia thompsonii Glad. Thompson's blazingstarMentzelia tricuspis Gray spinyhair blazingstarPetalonyx nitidus S. Wats. shinyleaf sandpaper plantPetalonyx parryi Gray Parry's sandpaper plant

LythraceaeAmmannia coccinea Rottb. valley redstemDidiplis diandra (Nutt. ex DC.) Wood waterpurslaneLythrum californicum Torr. & Gray California loosestrifeLythrum salicaria L. purple loosestrife

MagnoliaceaeLiriodendron tulipifera L.


tuliptree

MalvaceaeAbutilon P. Mill. Indian mallowAbutilon parvulum Gray dwarf Indian mallowAbutilon theophrasti Medik. velvetleafAlcea rosea L. hollyhockAlthaea rosea (L.) Cav. = Alcea roseaEremalche exilis (Gray) Greene white mallowHibiscus trionum L. flower of an hourIliamna rivularis (Dougl. ex Hook.) Greene streambank globemallowMalva neglecta Wallr. common mallowMalva rotundifolia auct. non L. = Malva neglectaMalva verticillata L. cluster mallowMalvella leprosa (Ortega) Krapov. alkali mallowSidalcea candida Gray white checkermallowSidalcea neomexicana Gray New Mexico checkermallowSidalcea oregana (Nutt. ex Torr. & Gray) Gray Oregon checkermallowSphaeralcea ambigua Gray desert globemallowSphaeralcea caespitosa M.E. Jones tufted globemallowSphaeralcea coccinea (Nutt.) Rydb. scarlet globemallowSphaeralcea grossulariifolia (Hook. & Arn.) Rydb. gooseberryleaf globemallowSphaeralcea janeae (Welsh) Welsh Jane's globemallowSphaeralcea leptophylla (Gray) Rydb. scaly globemallowSphaeralcea munroana (Dougl. ex Lindl.) Spach ex Gray Munro's globemallowSphaeralcea parvifolia A. Nels. smallflower globemallowSphaeralcea psoraloides Welsh psoralea globemallowSphaeralcea rusbyi Gray Rusby's globemallow

MarsileaceaeMarsilea oligospora Goodding Pacific watercloverMarsilea vestita Hook. & Grev.

hairy pepperwort

MeliaceaeMelia azedarach L. Chinaberrytree

MenyanthaceaeMenyanthes trifoliata L. common buckbean

MolluginaceaeMollugo cerviana (L.) Ser. threadstem carpetweed

MonotropaceaePterospora andromedea Nutt. woodland pinedrops

MoraceaeFicus carica L. commonfigMorus alba L. white mulberryMorus nigra L. black mulberry

NajadaceaeNajas flexilis (Willd.) Rostk. & Schmidt nodding waternymphNajas guadalupensis (Spreng.) Magnus southern waternymphNajas marina L. spiny naiad

NyctaginaceaeAbronia argillosa Welsh & Goodrich clay sand verbenaAbronia fragrans Nutt. ex Hook. snowball sand verbenaAbronia mellifera Dougl. ex Hook. white sand verbenaAbronia nana S. Wats. dwarf sand verbenaAbronia villosa S. Wats. desert sand verbenaAllionia incarnata L. trailing windmillsBoerhavia spicata Choisy creeping spiderlingMirabilis alipes (S. Wats.) Pilz winged four o'clockMirabilis bigelovii Gray neakstem four o'clockMirabilis decipiens (Standl.) Standl. broadleaf four o'clock


Mirabilis linearis (Pursh) Heimerl narrowleaf four o'clockMirabilis multiflora (Torr.) Gray Colorado four o'clockMirabilis nyctaginea (Michx.) MacM. heartleaf four o'clockMirabilis oxybaphoides (Gray) Gray smooth spreading four o'clockMirabilis pumila (Standl.) Standl. dwarf four o'clockSelinocarpus diffusus Gray spreading moonpodSelinocarpus nevadensis (Standl.) Fowler & Turner desert moonpodTripterocalyx carnea (Greene) L.A. Gal. winged sandpuffsTripterocalyx micranthus (Torr.) Hook. smallflower sandverbena

NymphaeaceaeNuphar lutea (L.) Sm. yellow pondlilyNuphar lutea ssp. polysepala (Engelm.) E.O. Beal Rocky Mountain pondlilyNymphaea odorata Ait. American white waterlily

OleaceaeForestiera pubescens Nutt. stretchberryForsythia suspensa (Thunb.) Vahl weeping forsythiaFraxinus anomala Torr. ex S. Wats. singleleaf ashFraxinus pennsylvanica Marsh. green ashFraxinus velutina Torr. velvet ashMenodora scabra Gray rough menodoraMenodora spinescens Gray spiny menodora

OnagraceaeCalylophus lavandulifolius (Torr. & Gray) Raven lavenderleaf sundropsCamissonia andina (Nutt.) Raven sundrops eveningprimroseCamissonia atwoodii Cronq. Atwood's camissoniaCamissonia boothii (Dougl. ex Lehm.) Raven Booth's eveningprimroseCamissonia breviflora (Torr. & Gray) Raven fewflower eveningprimroseCamissonia brevipes (Gray) Raven yellow cupsCamissonia californica (Nutt. ex Torr. & Gray) Raven

California suncupCamissonia chamaenerioides (Gray) Raven longcapsule suncupCamissonia claviformis (Torr. & Frem.) Raven browneyesCamissonia eastwoodiae (Munz) Raven Grand Junction camissoniaCamissonia gouldii Raven Diamond Valley suncupCamissonia minor (A. Nels.) Raven small eveningprimroseCamissonia multijuga (S. Wats.) Raven froststem suncupCamissonia parryi (S. Wats.) Raven redclay suncupCamissonia parvula (Nutt. ex Torr. & Gray) Raven Lewis River suncupCamissonia pterosperma (S. Wats.) Raven wingfruit suncupCamissonia pusilla Raven little wiry suncupCamissonia refracta (S. Wats.) Raven narrowleaf suncupCamissonia scapoidea (Nutt. ex Torr. & Gray) Raven barestem eveningprimroseCamissonia subacaulis (Pursh) Raven diffuseflower eveningprimroseCamissonia walkeri (A. Nels.) Raven Walker's suncupCircaea alpina L. small enchanter's nightshadeClarkia rhomboidea Dougl. ex Hook. diamond fairyfanEpilobium anagallidifolium Lam. alpine willowherbEpilobium angustifolium L. fireweedEpilobium brachycarpum K. Presl autumn willowweedEpilobium canum (Greene) Raven hummingbird trumpetEpilobium ciliatum Raf. hairy willowherbEpilobium clavatum Trel. clubfruit willowherbEpilobium densiflorum (Lindl.) Hoch & Raven Epilobium glaberrimum Barbey smooth willowweedEpilobium halleanum Hausskn. glandular willowherbEpilobium hornemannii Reichenb. Hornemann's willowherbEpilobium lactiflorum Hausskn. milkflower willowweedEpilobium latifolium L. dwarf fireweedEpilobium leptophyllum Raf.


bog willowherbEpilobium nevadense Munz Nevada willowherbEpilobium palustre L. marsh willowherbEpilobium pygmaeum (Speg.) Hoch & Raven Epilobium saximontanum Hausskn. Rocky Mountain willowherbGaura coccinea Nutt. ex Pursh scarlet beeblossomGaura parviflora Dougl. ex Lehm. velvetweedGayophytum decipiens Lewis & Szweykowski deceptive groundsmokeGayophytum diffusum Torr. & Gray spreading groundsmokeGayophytum humile Juss. dwarf groundsmokeGayophytum racemosum Torr. & Gray blackfoot groundsmokeGayophytum ramosissimum Torr. & Gray pinyon groundsmokeOenothera acutissima W.L. Wagner Flaming Gorge eveningprimroseOenothera albicaulis Pursh whitest eveningprimroseOenothera biennis L. common eveningprimroseOenothera californica (S. Wats.) S. Wats. California eveningprimroseOenothera cavernae Munz cavedwelling eveningprimroseOenothera cespitosa Nutt. tufted eveningprimroseOenothera coronopifolia Torr. & Gray crownleaf eveningprimroseOenothera deltoides Torr. & Frem. birdcage eveningprimroseOenothera elata Kunth Hooker's eveningprimroseOenothera flava (A. Nels.) Garrett yellow eveningprimroseOenothera howardii (A. Nels.) W.L. Wagner Howard's eveningprimroseOenothera longissima Rydb. longstem eveningprimroseOenothera pallida Lindl. pale eveningprimroseOenothera primiveris Gray desert eveningprimroseOenothera speciosa Nutt. pinkladiesZauschneria californica ssp. latifolia (Hook.) Keck = Epilobium canum ssp. latifoliumZauschneria latifolia (Hook.) Greene = Epilobium canum ssp. latifoliumZauschneria latifolia var. arizonica (A. Davids.) Hilend

= Epilobium canum ssp. latifolium

OphioglossaceaeBotrychium lanceolatum (Gmel.) Angstr. lanceleaf grapefernBotrychium lunaria (L.) Sw. common moonwortBotrychium pinnatum St. John northern moonwortBotrychium simplex E. Hitchc. little grapefern

OrchidaceaeCalypso bulbosa (L.) Oakes fairyslipper orchidCoeloglossum viride (L.) Hartman longbract frog orchidCorallorrhiza maculata (Raf.) Raf. summer coralrootCorallorrhiza striata Lindl. hooded coralrootCorallorrhiza trifida Chatelain yellow coralrootCorallorrhiza wisteriana Conrad spring coralrootCypripedium calceolus ssp. parviflorum (Salisb.) Hulten = Cypripedium parviflorumCypripedium fasciculatum Kellogg ex S. Wats. clustered lady's slipperCypripedium parviflorum Salisb. lesser yellow lady's slipperEpipactis gigantea Dougl. ex Hook. giant helleborineGoodyera oblongifolia Raf. western rattlesnake plantainListera borealis Morong northern twaybladeListera convallarioides (Sw.) Nutt. ex Ell. broadlipped twaybladeListera cordata (L.) R. Br. ex Ait. f. heartleaf twaybladePiperia unalascensis (Spreng.) Rydb. Alaska rein orchidPlatanthera dilatata (Pursh) Lindl. ex Beck boreal bog orchidPlatanthera dilatata var. albiflora (Cham.) Ledeb. scentbottlePlatanthera hyperborea (L.) Lindl. northern green orchidPlatanthera obtusata (Banks ex Pursh) Lindl. blunt bog orchidPlatanthera sparsiflora (S. Wats.) Schlechter canyon bog orchidPlatanthera stricta Lindl. Modoc bog orchidPlatanthera zothecina (Higgins & Welsh) Kartesz & Gandhi


alcove bog orchidSpiranthes cernua (L.) L.C. Rich. nodding ladiestressesSpiranthes diluvialis Sheviak diluvim ladiestressesSpiranthes porrifolia Lindl. creamy ladiestressesSpiranthes romanzoffiana Cham. hooded ladiestressesSpiranthes unalascensis Spreng. = Piperia unalascensis

OrobanchaceaeOrobanche cooperi (Gray) Heller desert broomrapeOrobanche corymbosa (Rydb.) Ferris flattop broomrapeOrobanche fasciculata Nutt. clustered broomrapeOrobanche ludoviciana Nutt. Louisiana broomrapeOrobanche uniflora L. oneflowered broomrape

OxalidaceaeOxalis corniculata L. creeping woodsorrelOxalis dillenii Jacq. Dillen's oxalis = Oxalis corniculata

PaeoniaceaePaeonia brownii Dougl. ex Hook. Brown's peony

PapaveraceaeArctomecon humilis Coville common bearpoppyArgemone corymbosa Greene Mojave pricklypoppyArgemone munita Dur. & Hilg. flatbud pricklypoppyEschscholzia californica Cham. California poppyEschscholzia glyptosperma Greene desert goldenpoppyEschscholzia minutiflora S. Wats. pygmy goldenpoppyPapaver glaucum Boiss. & Hausskn. tulip poppyPapaver lapponicum (Tolm.) Nordh. Arctic poppyPapaver orientale L. oriental poppyPapaver rhoeas L. corn poppyPlatystemon californicus Benth.

California creamcupsRoemeria refracta DC. spotted Asianpoppy

PedaliaceaeProboscidea parviflora (Woot.) Woot. & Standl. devils claw

PinaceaeAbies concolor (Gord. & Glend.) Lindl. ex Hildebr. white firAbies lasiocarpa (Hook.) Nutt. subalpine firLarix occidentalis Nutt. western larchPicea engelmannii Parry ex Engelm. Engelmann's sprucePicea pungens Engelm. blue sprucePinus contorta Dougl. ex Loud. lodgepole pinePinus edulis Engelm. twoneedle pinyonPinus flexilis James limber pinePinus jeffreyi Grev. & Balf. Jeffrey pinePinus longaeva D.K. Bailey Great Basin bristlecone pinePinus monophylla Torr. & Frem. singleleaf pinyonPinus monticola Dougl. ex D. Don western white pinePinus mugo Turra mugo pinePinus ponderosa P.& C. Lawson ponderosa pinePinus sylvestris L. Scotch pinePseudotsuga menziesii (Mirbel) Franco Douglas fir

PlantaginaceaePlantago elongata Pursh longleaf plantainPlantago eriopoda Torr. redwool plantainPlantago lanceolata L. narrowleaf plantainPlantago major L. common plantainPlantago ovata Forsk. desert IndianwheatPlantago patagonica Jacq. woolly plantainPlantago tweedyi Gray Tweedy's plantain


PlatanaceaePlatanus occidentalis L. American sycamore

PolemoniaceaeAllophyllum gilioides (Benth.) A.& V. Grant dense false gilyflowerCollomia debilis (S. Wats.) Greene alpine mountaintrumpetCollomia linearis Nutt. narrowleaf mountaintrumpetCollomia tenella Gray diffuse mountaintrumpetCollomia tinctoria Kellogg yellowstaining mountaintrumpetEriastrum diffusum (Gray) Mason miniature woolstarEriastrum eremicum (Jepson) Mason desert woolstarEriastrum sparsiflorum (Eastw.) Mason Great Basin woolstarGilia caespitosa Gray Rabbit Valley giliaGilia capillaris Kellogg miniature giliaGilia filiformis Parry ex Gray yellow giliaGilia flavocincta A. Nels. lesser yellowthroat giliaGilia haydenii Gray San Juan giliaGilia hutchinsifolia Rydb. desert pale giliaGilia inconspicua (Sm.) Sweet shy giliaGilia latifolia S. Wats. broadleaf giliaGilia leptantha Parish fineflower giliaGilia leptomeria Gray sand giliaGilia pinnatifida Nutt. ex Gray sticky giliaGilia scopulorum M.E. Jones rock giliaGilia stellata Heller star giliaGilia stenothyrsa Gray Uinta Basin giliaGilia subnuda Torr. ex Gray coral giliaGilia tenerrima Gray delicate giliaGymnosteris Greene gymnosterisGymnosteris parvula Heller

smallflower gymnosterisIpomopsis aggregata (Pursh) V. Grant skyrocket giliaIpomopsis congesta (Hook.) V. Grant ballhead giliaIpomopsis depressa (M.E. Jones ex Gray) V. Grant depressed skyrocketIpomopsis gunnisonii (Torr. & Gray) V. Grant sanddune skyrocketIpomopsis longiflora (Torr.) V. Grant flaxflowered giliaIpomopsis polycladon (Torr.) V. Grant manybranched giliaIpomopsis pumila (Nutt.) V. Grant dwarf giliaIpomopsis roseata (Rydb.) V. Grant rosy skyrocketIpomopsis spicata (Nutt.) V. Grant spiked giliaIpomopsis tridactyla (Rydb.) Wilken, comb. nov. ined. Cedar Breaks giliaLangloisia setosissima (Torr. & Gray ex Torr.) Greene moth langloisiaLeptodactylon caespitosum Nutt. mat pricklygiliaLeptodactylon pungens (Torr.) Torr. ex Nutt. granite pricklygiliaLeptodactylon watsonii (Gray) Rydb. Watson's pricklygiliaLinanthus aureus (Nutt.) Greene golden deserttrumpetsLinanthus bigelovii (Gray) Greene Bigelow's deserttrumpetsLinanthus demissus (Gray) Greene desertsnowLinanthus dichotomus Benth. eveningsnowLinanthus harknessii (Curran) Greene Harkness' flaxflowerLinanthus nuttallii (Gray) Greene ex Milliken Nuttall's deserttrumpetsLinanthus septentrionalis Mason northern linanthusLoeseliastrum schottii (Torr.) Timbrook Schott's calicoNavarretia breweri (Gray) Greene Brewer's navarretiaNavarretia intertexta (Benth.) Hook. needleleaf navarretiaPhlox austromontana Coville desert phloxPhlox cluteana A. Nels. Navajo Mountain phloxPhlox gladiformis (M.E. Jones) E. Nels. musky phloxPhlox gracilis (Hook.) Greene slender phloxPhlox griseola Wherry


grayleaf phloxPhlox hoodii Richards. spiny phloxPhlox jonesii Wherry Zion phloxPhlox longifolia Nutt. longleaf phloxPhlox multiflora A. Nels. flowery phloxPhlox pulvinata (Wherry) Cronq. cushion phloxPolemonium foliosissimum Gray towering JacobsladderPolemonium micranthum Benth. annual polemoniumPolemonium occidentale Greene western polemoniumPolemonium pulcherrimum Hook. skunkleaf polemoniumPolemonium viscosum Nutt. sticky polemonium

PolygalaceaePolygala acanthoclada Gray desert polygalaPolygala californica Nutt. California milkwortPolygala intermontana T. Wendt Intermountain milkwortPolygala subspinosa S. Wats. spiny polygalaPolygala verticillata L. whorled milkwort

PolygonaceaeCentrostegia thurberi Gray ex Benth. red trianglesChorizanthe brevicornu Torr. brittle spineflowerChorizanthe rigida (Torr.) Torr. & Gray devil's spineflowerEriogonum alatum Torr. winged buckwheatEriogonum ammophilum Reveal ibex buckwheatEriogonum aretioides Barneby Red Canyon buckwheatEriogonum baileyi S. Wats. Bailey's buckwheatEriogonum batemanii M.E. Jones Bateman's buckwheatEriogonum bicolor M.E. Jones pretty buckwheatEriogonum brachypodum Torr. & Gray Parry's buckwheatEriogonum brevicaule Nutt. shortstem buckwheat

Eriogonum caespitosum Nutt. matted buckwheatEriogonum cernuum Nutt. nodding buckwheatEriogonum clavellatum Small Comb Wash buckwheatEriogonum contortum Small grand buckwheatEriogonum corymbosum Benth. crispleaf buckwheatEriogonum cronquistii Reveal Bull Mountain buckwheatEriogonum darrovii Kearney Darrow's buckwheatEriogonum davidsonii Greene Davidson's buckwheatEriogonum deflexum Torr. flatcrown buckwheatEriogonum desertorum (Maguire) R.J. Davis Great Basin Desert buckwheatEriogonum divaricatum Hook. divergent buckwheatEriogonum ephedroides Reveal ephedra buckwheatEriogonum eremicum Reveal limestone buckwheatEriogonum fasciculatum Benth. Eastern Mojave buckwheatEriogonum fasciculatum var. polifolium (Benth.) Torr. & Gray Eastern Mojave buckwheatEriogonum gordonii Benth. Gordon's buckwheatEriogonum heermannii Dur. & Hilg. Heermann's buckwheatEriogonum heracleoides Nutt. parsnipflower buckwheatEriogonum hookeri S. Wats. Hooker's buckwheatEriogonum howellianum Reveal Howell's buckwheatEriogonum hylophilum Reveal & Brotherson Gate Canyon buckwheatEriogonum inflatum Torr. & Frem. Native American pipeweedEriogonum insigne S. Wats. ladder buckwheatEriogonum jamesii Benth. James' buckwheatEriogonum leptocladon Torr. & Gray sand buckwheatEriogonum lonchophyllum Torr. & Gray spearleaf buckwheatEriogonum maculatum Heller spotted buckwheatEriogonum microthecum Nutt. slender buckwheatEriogonum natum Reveal


Son's buckwheatEriogonum nidularium Coville birdnest buckwheatEriogonum nummulare M.E. Jones money buckwheatEriogonum nutans Torr. & Gray Dugway buckwheatEriogonum nutans var. nutans Torr. & Gray Dugway buckwheatEriogonum ostlundii M.E. Jones Elsinore buckwheatEriogonum ovalifolium Nutt. cushion buckwheatEriogonum ovalifolium var. ovalifolium Nutt. cushion buckwheatEriogonum palmerianum Reveal Palmer's buckwheatEriogonum panguicense (M.E. Jones) Reveal Panguitch buckwheatEriogonum pharnaceoides Torr. wirestem buckwheatEriogonum plumatella Dur. & Hilg. yucca buckwheatEriogonum polycladon Benth. sorrel buckwheatEriogonum puberulum S. Wats. Red Creek buckwheatEriogonum pusillum Torr. & Gray yellowturbansEriogonum racemosum Nutt. redroot buckwheatEriogonum scabrellum Reveal Westwater buckwheatEriogonum shockleyi S. Wats. Shockley's buckwheatEriogonum smithii Reveal flattop buckwheatEriogonum soredium Reveal Frisco buckwheatEriogonum spathulatum Gray spoonleaf buckwheatEriogonum subreniforme S. Wats. kidneyshape buckwheatEriogonum thomasii Torr. Thomas' buckwheatEriogonum thompsoniae S. Wats. Thompson's buckwheatEriogonum trichopes Torr. little deserttrumpetEriogonum tumulosum (Barneby) Reveal Woodside buckwheatEriogonum umbellatum Torr. sulphur wildbuckwheatEriogonum villiflorum Gray gray buckwheatEriogonum viridulum Reveal clay hill buckwheatEriogonum wetherillii Eastw.

Wetherill's buckwheatEriogonum wrightii Torr. ex Benth. bastardsageEriogonum zionis J.T. Howell Zion buckwheatOxyria digyna (L.) Hill alpine mountainsorrelOxytheca perfoliata Torr. & Gray roundleaf puncturebractPolygonum amphibium L. water knotweedPolygonum aubertii Henry Chinese fleecevinePolygonum aviculare L. prostrate knotweedPolygonum bistortoides Pursh American bistortPolygonum convolvulus L. black bindweedPolygonum cuspidatum Sieb. & Zucc. Japanese knotweedPolygonum douglasii Greene Douglas' knotweedPolygonum hydropiper L. marshpepper knotweedPolygonum lapathifolium L. curlytop knotweedPolygonum minimum S. Wats. broadleaf knotweedPolygonum persicaria L. spotted ladysthumbPolygonum polygaloides Wallich ex Meisn. polygala knotweedPolygonum polygaloides ssp. kelloggii (Greene) Hickman Kellogg's knotweedPolygonum ramosissimum Michx. bushy knotweedPolygonum viviparum L. alpine bistortPterostegia drymarioides Fisch. & C.A. Mey. woodland pterostegiaRheum rhabarbarum L. garden rhubarbRumex acetosella L. common sheep sorrelRumex aquaticus L. western dockRumex crispus L. curly dockRumex dentatus L. toothed dockRumex hymenosepalus Torr. canaigre dockRumex maritimus L. golden dockRumex obtusifolius L. bitter dockRumex patientia L.


patience dockRumex paucifolius Nutt. fewleaved dockRumex salicifolius Weinm. willow dockRumex stenophyllus Ledeb. narrowleaf dockRumex venosus Pursh veiny dockStenogonum flexum (M.E. Jones) Reveal & J.T. Howell bent twowhorl buckwheatStenogonum salsuginosum Nutt. salty eriogonum

PolypodiaceaePolypodium hesperium Maxon western polypody

PortulacaceaeCistanthe monandra (Nutt.) Hershkovitz common pussypawsCistanthe parryi (Gray) Hershkovitz Parry's pussypawsCistanthe umbellata (Torr.) Hershkovitz Mt. Hood pussypawsClaytonia cordifolia S. Wats. heartleaf springbeautyClaytonia lanceolata Pursh lanceleaf springbeautyClaytonia megarhiza (Gray) Parry ex S. Wats. alpine springbeautyClaytonia perfoliata Donn ex Willd. miner's lettuceLewisia brachycalyx Engelm. ex Gray shortsepal bitterrootLewisia pygmaea (Gray) B.L. Robins. pigmy bitterrootLewisia rediviva Pursh Oregon bitterrootLewisia triphylla (S. Wats.) B.L. Robins. threeleaf lewisiaMontia chamissoi (Ledeb. ex Spreng.) Greene water minerslettuceMontia linearis (Dougl. ex Hook.) Greene narrowleaf minerslettuceMontia perfoliata (Donn ex Willd.) T.J. Howell = Claytonia perfoliata ssp. perfoliataPortulaca halimoides L. silkcotton purslanePortulaca oleracea L. little hogweedTalinum brevifolium Torr. pygmy fameflowerTalinum parviflorum Nutt. sunbrightTalinum thompsonii Atwood & Welsh Cedar Mountain fameflower

PotamogetonaceaePotamogeton alpinus Balbis alpine pondweedPotamogeton crispus L. curly pondweedPotamogeton epihydrus Raf. ribbonleaf pondweedPotamogeton filiformis Pers. fineleaf pondweedPotamogeton foliosus Raf. leafy pondweedPotamogeton friesii Rupr. Fries' pondweedPotamogeton gramineus L. variableleaf pondweedPotamogeton illinoensis Morong Illinois pondweedPotamogeton latifolius (J.W. Robbins) Morong broadleaf pondweedPotamogeton natans L. floating pondweedPotamogeton nodosus Poir. longleaf pondweedPotamogeton pectinatus L. sago pondweedPotamogeton praelongus Wulfen whitestem pondweedPotamogeton pusillus L. small pondweedPotamogeton richardsonii (Benn.) Rydb. Richardson's pondweedPotamogeton robbinsii Oakes Robbins' pondweedPotamogeton strictifolius Benn. narrowleaf pondweedPotamogeton vaginatus Turcz. sheathed pondweedPotamogeton zosteriformis Fern. flatstem pondweed

PrimulaceaeAnagallis arvensis L. scarlet pimpernelAndrosace chamaejasme Wulfen sweetflower rockjasmineAndrosace filiformis Retz. filiform rockjasmineAndrosace occidentalis Pursh western rockjasmineAndrosace septentrionalis L. pygmyflower rockjasmineDodecatheon alpinum (Gray) Greene alpine shootingstarDodecatheon dentatum Hook. white shootingstarDodecatheon pulchellum (Raf.) Merr.


darkthroat shootingstarDodecatheon redolens (Hall) H.J. Thompson scented shootingstarGlaux maritima L. sea milkwortLysimachia ciliata L. fringed loosestrifeLysimachia thyrsiflora L. tufted loosestrifePrimula domensis Kass & Welsh House Range primrosePrimula incana M.E. Jones silvery primrosePrimula maguirei L.O. Williams Maguire's primrosePrimula parryi Gray Parry's primrosePrimula specuicola Rydb. cavedwelling primroseSamolus valerandi L. seaside brookweed

Pteridaceae\Adiantum aleuticum (Rupr.) Paris Aleutian maidenhairAdiantum capillus-veneris L. common maidenhairAdiantum pedatum L. northern maidenhairArgyrochosma jonesii (Maxon) Windham Jones' falsecloak fernArgyrochosma limitanea (Maxon) Windham southwestern falsecloak fernAspidotis densa (Brack.) Lellinger Indian's dreamCheilanthes covillei Maxon Coville's lipfernCheilanthes eatonii Baker Eaton's lipfernCheilanthes feei T. Moore slender lipfernCheilanthes gracillima D.C. Eat. lace lipfernCheilanthes parryi (D.C. Eat.) Domin Parry's lipfernCryptogramma acrostichoides R. Br. American rockbrakeCryptogramma crispa (L.) R. Br. ex Hook. crisp rockbrakeCryptogramma stelleri (Gmel.) Prantl fragile rockbrakePellaea breweri D.C. Eat. Brewer's cliffbrakePellaea glabella Mett. ex Kuhn dwarf cliffbrakePellaea ternifolia (Cav.) Link TransPecos cliffbrakePellaea truncata Goodding

spiny cliffbrakePellaea wrightiana Hook. Wright's cliffbrakePentagrama triangularis (Kaulfuss) Yatskievych, Windham & Wollenweber western goldfern

PunicaceaePunica granatum L. pomegranate

RanunculaceaeAconitum columbianum Nutt. Columbian monkshoodActaea rubra (Ait.) Willd. red baneberryAdonis aestivalis L. summer pheasant's eyeAnemone ludoviciana Nutt. = Pulsatilla patens ssp. multifidaAnemone multifida (Pritz.) Zamels, non Poir. = Pulsatilla patens ssp. multifidaAnemone multifida Poir. Pacific anemoneAnemone parviflora Michx. smallflowered anemoneAnemone patens L. = Pulsatilla patens ssp. patensAnemone quinquefolia L. nightcapsAnemone tuberosa Rydb. tuber anemoneAquilegia barnebyi Munz oil shale columbineAquilegia chrysantha Gray golden columbineAquilegia coerulea James Colorado blue columbineAquilegia elegantula Greene western red columbineAquilegia flavescens S. Wats. yellow columbineAquilegia formosa Fisch. ex DC. western columbineAquilegia micrantha Eastw. Mancos columbineAquilegia scopulorum Tidestrom Utah columbineCaltha leptosepala DC. white marshmarigoldCeratocephala testiculata (Crantz) Bess. curveseed butterwortClematis columbiana (Nutt.) Torr. & Gray rock clematisClematis hirsutissima Pursh hairy clematisClematis ligusticifolia Nutt.


western white clematisClematis occidentalis (Hornem.) DC. western blue virginsbowerClematis orientalis L. oriental virginsbowerConsolida ajacis (L.) Schur doubtful knight's spurDelphinium X occidentale (S. Wats.) S. Wats. duncecap larkspurDelphinium andersonii Gray Anderson's larkspurDelphinium barbeyi (Huth) Huth tall larkspurDelphinium geyeri Greene Geyer's larkspurDelphinium nuttallianum Pritz. ex Walp. Nuttal's larkspurDelphinium scaposum Greene tall mountain larkspurMyosurus cupulatus S. Wats. Arizona mousetailPulsatilla hirsutissima (Pursh) Britt. = Pulsatilla patens ssp. multifidaPulsatilla ludoviciana Heller = Pulsatilla patens ssp. multifidaPulsatilla patens (L.) P. Mill. American pasqueflowerPulsatilla patens ssp. multifida (Pritz.) Zamels cutleaf anemonePulsatilla patens ssp. patens (L.) P. Mill. American pasqueflowerRanunculus acriformis Gray sharpleaf buttercupRanunculus acris L. tall buttercupRanunculus acris var. acris L. showy buttercupRanunculus adoneus Gray alpine buttercupRanunculus aestivalis (L. Benson) Van Buren & Harper Ranunculus alismifolius Geyer ex Benth. plantainleaf buttercupRanunculus andersonii Gray Anderson's buttercupRanunculus andersonii var. andersonii Gray Anderson's buttercupRanunculus aquatilis L. whitewater crowfootRanunculus arvensis L. corn buttercupRanunculus cardiophyllus Hook. heartleaf buttercupRanunculus cymbalaria Pursh alkali buttercupRanunculus eschscholtzii Schlecht. Eschscholtz's buttercupRanunculus flabellaris Raf.

yellow water buttercupRanunculus flammula L. spearwort buttercupRanunculus glaberrimus Hook. sagebrush buttercupRanunculus gmelinii DC. Gmelin's buttercupRanunculus hyperboreus Rottb. high northern buttercupRanunculus inamoenus Greene graceful buttercupRanunculus jovis A. Nels. Utah buttercupRanunculus karelinii Czern. ice cold buttercupRanunculus longirostris Godr. longbeak buttercupRanunculus macounii Britt. Macoun's buttercupRanunculus natans C.A. Mey. nodding buttercupRanunculus oreogenes Greene Oregon buttercupRanunculus orthorhynchus Hook. straightbeak buttercupRanunculus pedatifidus Sm. surefoot buttercupRanunculus ranunculinus (Nutt.) Rydb. tadpole buttercupRanunculus repens L. creeping buttercupRanunculus sceleratus L. celeryleaf buttercupRanunculus trichophyllus Chaix whitewater crowfootThalictrum alpinum L. alpine meadowrueThalictrum fendleri Engelm. ex Gray Fendler's meadowrueThalictrum sparsiflorum Turcz. ex Fisch. & C.A. Mey. fewflower meadowrueTrautvetteria caroliniensis (Walt.) Vail Carolina bugbaneTrollius laxus Salisb. American globeflower

RhamnaceaeCeanothus fendleri Gray Fendler's ceanothusCeanothus greggii Gray desert ceanothusCeanothus martinii M.E. Jones Martin's ceanothusCeanothus velutinus Dougl. ex Hook. snowbrush ceanothusFrangula betulifolia (Greene) V. Grub. beechleaf frangulaRhamnus alnifolia L'Her.


alderleaf buckthornRhamnus betulifolia Greene = Frangula betulifolia ssp. betulifoliaRhamnus cathartica L. common buckthornZiziphus mauritiana Lam. Indian jujubeZiziphus zizyphus (L.) Karst. common jujube

RosaceaeAmelanchier alnifolia (Nutt.) Nutt. ex M. Roemer Saskatoon serviceberryAmelanchier utahensis Koehne Utah serviceberryArgentina anserina (L.) Rydb. silverweed cinquefoilCercocarpus Kunth mountain mahoganyCercocarpus intricatus S. Wats. littleleaf mountain mahoganyCercocarpus ledifolius Nutt. curlleaf mountain mahoganyCercocarpus montanus Raf. true mountain mahoganyChamaebatiaria millefolium (Torr.) Maxim. fernbushChamaerhodos erecta (L.) Bunge little roseChoenomeles japonica (Thunb.) Lindl. ex Spach lesser flowering quinceChoenomeles speciosa (Sweet) Nakai Japanese flowering quinceColeogyne ramosissima Torr. blackbrushComarum palustre L. purple marshlocksCowania mexicana D. Don = Purshia mexicanaCrataegus chrysocarpa Ashe fireberry hawthornCrataegus douglasii Lindl. black hawthornCrataegus flabellata (Spach) Kirchn. fanleaf hawthornCrataegus monogyna Jacq. oneseed hawthornCrataegus rivularis Nutt. river hawthornCrataegus succulenta Schrad. ex Link fleshy hawthornCydonia oblonga P. Mill. quinceDryas octopetala L. white dryadExochorda racemosa (Lindl.) Rehd.

common pearlbrushFallugia paradoxa (D. Don) Endl. ex Torr. ApacheplumeFragaria vesca L. woodland strawberryFragaria virginiana Duchesne Virginia strawberryGeum aleppicum Jacq. yellow avensGeum macrophyllum Willd. largeleaf avensGeum rossii (R. Br.) Ser. Ross' avensGeum triflorum Pursh prairiesmokeGeum urbanum L. herb bennetHolodiscus dumosus (Nutt. ex Hook.) Heller rockspireaIvesia arizonica (Eastw. ex J.T. Howell) Ertter rock whitefeatherIvesia baileyi S. Wats. Bailey's ivesiaIvesia gordonii (Hook.) Torr. & Gray Gordon's ivesiaIvesia kingii S. Wats. King's mousetailIvesia sabulosa (M.E. Jones) Keck Intermountain mousetailIvesia shockleyi S. Wats. sky mousetailIvesia utahensis S. Wats. Utah mousetailKerria japonica (L.) DC. Japanese roseMalus pumila P. Mill. cultivated applePentaphylloides floribunda (Pursh) A. Love shrubby cinquefoilPeraphyllum ramosissimum Nutt. squaw applePetrophyton caespitosum (Nutt.) Rydb. mat rockspireaPhysocarpus alternans (M.E. Jones) J.T. Howell dwarf ninebarkPhysocarpus malvaceus (Greene) Kuntze mallow ninebarkPhysocarpus monogynus (Torr.) Coult. mountain ninebarkPotentilla anserina L. = Argentina anserinaPotentilla arguta Pursh tall cinquefoilPotentilla biennis Greene biennial cinquefoilPotentilla concinna Richards. elegant cinquefoilPotentilla cottamii N. Holmgren


Pilot Range cinquefoilPotentilla crinita Gray bearded cinquefoilPotentilla diversifolia Lehm. varileaf cinquefoilPotentilla glandulosa Lindl. gland cinquefoilPotentilla gracilis Dougl. ex Hook. northwest cinquefoilPotentilla hippiana Lehm. woolly cinquefoilPotentilla nivea L. snow cinquefoilPotentilla norvegica L. Norwegian cinquefoilPotentilla ovina Macoun sheep cinquefoilPotentilla paradoxa Nutt. Paradox cinquefoilPotentilla pectinisecta Rydb. combleaf cinquefoilPotentilla pensylvanica L. Pennsylvania cinquefoilPotentilla plattensis Nutt. Platte River cinquefoilPotentilla rivalis Nutt. brook cinquefoilPotentilla rubricaulis Lehm. Rocky Mountain cinquefoilPrunus americana Marsh. American plumPrunus armeniaca L. apricotPrunus dulcis (P. Mill.) D.A. Webber sweet almondPrunus emarginata (Dougl. ex Hook.) Walp. bitter cherryPrunus fasciculata (Torr.) Gray desert almondPrunus laurocerasus L. cherry laurelPrunus mahaleb L. Mahaleb cherryPrunus melanocarpa (A. Nels.) Rydb. = Prunus virginiana var. melanocarpaPrunus padus L. European bird cherryPrunus persica (L.) Batsch peachPrunus tomentosa Thunb. Nanking cherryPrunus triloba Lindl. flowering plumPrunus virginiana L. common chokecherryPrunus virginiana var. melanocarpa (A. Nels.) Sarg. black chokecherryPurshia glandulosa Curran

desert bitterbrushPurshia mexicana (D. Don) Henrickson Mexican cliffrosePurshia tridentata (Pursh) DC. antelope bitterbrushPyracantha coccinea M. Roemer scarlet firethornPyrus communis L. common pearRosa canina L. dog roseRosa eglanteria L. sweetbriar roseRosa nutkana K. Presl Nootka roseRubus discolor Weihe & Nees Himalayan blackberryRubus idaeus L. American red raspberryRubus leucodermis Dougl. ex Torr. & Gray whitebark raspberryRubus neomexicanus Gray New Mexico raspberryRubus parviflorus Nutt. thimbleberrySanguisorba minor Scop. small burnetSibbaldia procumbens L. creeping sibbaldiaSorbaria sorbifolia (L.) A. Braun false spiraeaSorbus aucuparia L. European mountainashSorbus hybrida L. oakleaf mountainashSorbus scopulina Greene Greene mountainashSpiraea X vanhouttei (Briot) Carr. Van Houtt's spirea

RubiaceaeGalium aparine L. stickywillyGalium bifolium S. Wats. twinleaf bedstrawGalium boreale L. northern bedstrawGalium circaezans Michx. licorice bedstrawGalium coloradoense W. Wight Colorado bedstrawGalium mexicanum Kunth Mexican bedstrawGalium multiflorum Kellogg shrubby bedstrawGalium proliferum Gray limestone bedstraw


Galium stellatum Kellogg starry bedstrawGalium trifidum L. threepetal bedstrawGalium triflorum Michx. fragrant bedstrawHoustonia rubra Cav. red bluetKelloggia galioides Torr. milk kelloggiaRubia tinctoria L. madder

RuppiaceaeRuppia maritima L. widgeongrass

RutaceaePtelea trifoliata L. common hoptreePtelea trifoliata ssp. pallida (Greene) V. Bailey common hoptreePtelea trifoliata ssp. trifoliata L. common hoptreeThamnosma montana Torr. & Frem. turpentinebroom

SalicaceaePopulus X canadensis Moench (pro sp.) Canada poplarPopulus alba L. white poplarPopulus angustifolia James narrowleaf cottonwoodPopulus balsamifera L. balsam poplarPopulus fremontii S. Wats. Fremont's cottonwoodPopulus nigra L. Lombardy poplarPopulus tremuloides Michx. quaking aspenSalix amygdaloides Anderss. peachleaf willowSalix arctica R. Br. ex Richards. Salix arctophila Cockerell ex Heller ovalleaf willowSalix bebbiana Sarg. Bebb willowSalix bonplandiana Kunth red willowSalix boothii Dorn Booth's willowSalix brachycarpa Nutt. barrenground willowSalix cascadensis Cockerell

cascade willowSalix drummondiana Barratt ex Hook. Drummond's willowSalix exigua Nutt. sandbar willowSalix fragilis L. crack willowSalix geyeriana Anderss. Geyer's willowSalix glauca L. grayleaf willowSalix gooddingii Ball Goodding's willowSalix lasiolepis Benth. arroyo willowSalix lucida Muhl. shining willowSalix lutea Nutt. yellow willowSalix monticola Bebb park willowSalix nigra Marsh. black willowSalix planifolia Pursh diamondleaf willowSalix reticulata L. netleaf willowSalix scouleriana Barratt ex Hook. Scouler's willowSalix wolfii Bebb Wolf's willow

SantalaceaeComandra umbellata (L.) Nutt. bastard toadflax

SapindaceaeKoelreuteria paniculata Laxm. goldenrain tree

SaururaceaeAnemopsis californica (Nutt.) Hook. & Arn. yerba mansa

SaxifragaceaeBoykinia heucheriformis (Rydb.) Rosendahl alumroot brookfoamBoykinia jamesii (Torr.) Engl. James' telesonixDarmera peltata (Torr. ex Benth.) Voss Indian rhubarbHeuchera parvifolia Nutt. ex Torr. & Gray littleleaf alumrootHeuchera parvifolia var. utahensis (Rydb.) Garrett Utah alumrootHeuchera rubescens Torr. pink alumroot


Lithophragma glabrum Nutt. bulbous woodlandstarLithophragma parviflorum (Hook.) Nutt. ex Torr. & Gray smallflower woodlandstarLithophragma tenellum Nutt. slender woodlandstarMitella pentandra Hook. fivestamen miterwortMitella stauropetala Piper smallflower miterwortParnassia fimbriata Koenig Rocky Mountain parnassiaSaxifraga adscendens L. wedgeleaf saxifrageSaxifraga bronchialis L. yellowdot saxifrageSaxifraga cernua L. nodding saxifrageSaxifraga cespitosa L. tufted alpine saxifrageSaxifraga chrysantha Gray goldbloom saxifrageSaxifraga flagellaris Willd. ex Sternb. whiplash saxifrageSaxifraga hirculus L. yellow marsh saxifrageSaxifraga odontoloma Piper brook saxifrageSaxifraga rhomboidea Greene diamondleaf saxifrage

ScrophulariaceaeBesseya alpina (Gray) Rydb. alpine besseyaBesseya wyomingensis (A. Nels.) Rydb. Wyoming besseyaCastilleja angustifolia (Nutt.) G. Don northwestern Indian paintbrushCastilleja applegatei Fern. wavyleaf Indian paintbrushCastilleja aquariensis N. Holmgren Aquarius Plateau Indian paintbrushCastilleja flava S. Wats. yellow Indian paintbrushCastilleja linariifolia Benth. Wyoming Indian paintbrushCastilleja miniata Dougl. ex Hook. scarlet Indian paintbrushCastilleja minor (Gray) Gray lesser Indian paintbrushCastilleja nana Eastw. dwarf alpine Indian paintbrushCastilleja occidentalis Torr. western Indian paintbrushCastilleja parvula Rydb. Tushar Plateau Indian paintbrushCastilleja pulchella Rydb.

beautiful Indian paintbrushCastilleja revealii N. Holmgren Bryce Canyon Indian paintbrushCastilleja rhexiifolia Rydb. splitleaf Indian paintbrushCastilleja scabrida Eastw. rough Indian paintbrushCastilleja sulphurea Rydb. sulphur Indian paintbrushCollinsia parviflora Lindl. smallflower blue eyed MaryCordylanthus kingii S. Wats. King's bird's beakCordylanthus maritimus Nutt. ex Benth. saltmarsh bird's beakCordylanthus parviflorus (Ferris) Wiggins purple bird's beakCordylanthus ramosus Nutt. ex Benth. bushy bird's beakCordylanthus wrightii Gray Wright's bird's beakGratiola neglecta Torr. clammy hedgehyssopLimosella aquatica L. water mudwortLinaria canadensis (L.) Chaz. = Nuttallanthus canadensisLinaria dalmatica (L.) P. Mill. Dalmatian toadflaxLinaria vulgaris P. Mill. butter and eggsMaurandella antirrhiniflora (Humb. & Bonpl. ex Willd.) Rothm. roving sailorMimetanthe pilosa (Benth.) Greene false monkeyflowerMimulus bigelovii (Gray) Gray Bigelow's monkeyflowerMimulus breweri (Greene) Coville Brewer's monkeyflowerMimulus cardinalis Dougl. ex Benth. crimson monkeyflowerMimulus eastwoodiae Rydb. Eastwood's monkeyflowerMimulus floribundus Lindl. manyflowered monkeyflowerMimulus glabratus Kunth roundleaf monkeyflowerMimulus guttatus DC. seep monkeyflowerMimulus lewisii Pursh purple monkeyflowerMimulus moschatus Dougl. ex Lindl. musk monkeyflowerMimulus parryi Gray annual redspot monkeyflowerMimulus primuloides Benth. primrose monkeyflower


Mimulus rubellus Gray red monkeyflowerMimulus spissus A.L. Grant compact monkeyflowerMimulus suksdorfii Gray Suksdorf's monkeyflowerMimulus tilingii Regel Tiling's monkeyflowerMohavea breviflora Coville golden desertsnapdragonNeogaerrhinum filipes (Gray) Rothm. Filipes snapdragonNuttallanthus canadensis (L.) D.A. Sutton Canada toadflaxOrthocarpus luteus Nutt. yellow owlcloverOrthocarpus purpureoalbus Gray ex S. Wats. purplewhite owlcloverPedicularis bracteosa Benth. bracted lousewortPedicularis centranthera Gray dwarf lousewortPedicularis contorta Benth. coiled lousewortPedicularis contorta var. contorta Benth. coiled lousewortPedicularis groenlandica Retz. elephanthead lousewortPedicularis parryi Gray Parry's lousewortPedicularis parryi ssp. parryi Gray Parry's lousewortPedicularis parryi ssp. purpurea (Parry) G.D. Carr Rocky Mountain lousewortPedicularis procera Gray giant lousewortPedicularis racemosa Dougl. ex Benth. sickletop lousewortPenstemon X jonesii Pennell (pro sp.) Jones' penstemonPenstemon abietinus Pennell firleaf beardtonguePenstemon acaulis L.O. Williams stemless beardtonguePenstemon ambiguus Torr. gilia beardtonguePenstemon ammophilus N. Holmgren & L. Shultz sandloving penstemonPenstemon angustifolius Nutt. ex Pursh broadbeard beardtonguePenstemon atwoodii Welsh Kaiparowits beardtonguePenstemon barbatus (Cav.) Roth beardlip penstemonPenstemon bracteatus Keck Red Canyon beardtonguePenstemon breviculus (Keck) Nisbet & R.C. Jackson shortstem beardtongue

Penstemon caespitosus Nutt. ex Gray mat penstemonPenstemon carnosus Pennell fleshy beardtonguePenstemon comarrhenus Gray dusty beardtonguePenstemon compactus (Keck) Crosswhite compact penstemonPenstemon concinnus Keck Tunnel Springs beardtonguePenstemon confusus M.E. Jones Owens Valley beardtonguePenstemon crandallii A. Nels. Crandall's beardtonguePenstemon cyananthus Hook. Wasatch beardtonguePenstemon cyanocaulis Payson bluestem beardtonguePenstemon deustus Dougl. ex Lindl. scabland penstemonPenstemon dolius M.E. Jones ex Pennell Jones' beardtonguePenstemon dolius var. duchesnensis N. Holmgren Duchesne penstemonPenstemon eatonii Gray Eaton's penstemonPenstemon eriantherus Pursh fuzzytongue penstemonPenstemon flowersii Neese & Welsh Flowers' beardtonguePenstemon fremontii Torr. & Gray ex Gray Fremont's beardtonguePenstemon goodrichii N. Holmgren Lapoint beardtonguePenstemon grahamii Keck Uinta Basin beardtonguePenstemon humilis Nutt. ex Gray low penstemonPenstemon immanifestus N. Holmgren Steptoe Valley beardtonguePenstemon laevis Pennell southwestern beardtonguePenstemon leiophyllus Pennell smoothleaf beardtonguePenstemon lentus Pennell handsome beardtonguePenstemon leonardii Rydb. Leonard's beardtonguePenstemon linarioides Gray toadflax penstemonPenstemon longiflorus (Pennell) S.L. Clark longflower penstemonPenstemon marcusii (Keck) N. Holmgren Marcus' beardtonguePenstemon moffatii Eastw. Moffatt's beardtonguePenstemon montanus Greene mountain penstemon


Penstemon nanus Keck dwarf beardtonguePenstemon navajoa N. Holmgren Navajo Mountain beardtonguePenstemon ophianthus Pennell coiled anther penstemonPenstemon pachyphyllus Gray ex Rydb. thickleaf beardtonguePenstemon palmeri Gray Palmer's penstemonPenstemon parvus Pennell Aquarius Plateau beardtonguePenstemon petiolatus Brandeg. petiolate beardtonguePenstemon pinorum L.& J. Shultz Pine Valley penstemonPenstemon platyphyllus Rydb. broadleaf beardtonguePenstemon procerus Dougl. ex Graham littleflower penstemonPenstemon pseudoputus (Crosswhite) N. Holmgren Kaibab Plateau beardtonguePenstemon radicosus A. Nels. matroot penstemonPenstemon rostriflorus Kellogg Bridge penstemonPenstemon rydbergii A. Nels. Rydberg's penstemonPenstemon scariosus Pennell White River beardtonguePenstemon sepalulus A. Nels. littlecup beardtonguePenstemon speciosus Dougl. ex Lindl. royal penstemonPenstemon strictiformis Rydb. Mancos penstemonPenstemon strictus Benth. Rocky Mountain penstemonPenstemon subglaber Rydb. smooth penstemonPenstemon thompsoniae (Gray) Rydb. Thompson's beardtonguePenstemon tidestromii Pennell Tidestrom's beardtonguePenstemon tusharensis N. Holmgren Tushar Range beardtonguePenstemon uintahensis Pennell Uinta Mountain beardtonguePenstemon utahensis Eastw. Utah penstemonPenstemon venustus Dougl. ex Lindl. Venus penstemonPenstemon wardii Gray Ward's beardtonguePenstemon watsonii Gray Watson's penstemonPenstemon whippleanus Gray Whipple's penstemon

Penstemon yampaensis Penl. Yampa beardtongueSairocarpus kingii (S. Wats.) D.A. Sutton King's snapdragonScrophularia lanceolata Pursh lanceleaf figwortSynthyris laciniata (Gray) Rydb. western kittenstailsSynthyris pinnatifida S. Wats. featherleaf kittenstailsVerbascum blattaria L. moth mulleinVerbascum thapsus L. common mulleinVerbascum virgatum Stokes wand mulleinVeronica americana Schwein. ex Benth. American speedwellVeronica anagallis-aquatica L. water speedwellVeronica arvensis L. corn speedwellVeronica biloba L. twolobe speedwellVeronica hederifolia L. ivyleaf speedwellVeronica peregrina L. neckweedVeronica persica Poir. birdeye speedwellVeronica serpyllifolia L. thymeleaf speedwellVeronica wormskjoldii Roemer & J.A. Schultes American alpine speedwell

SelaginellaceaeSelaginella densa Rydb. lesser spikemossSelaginella mutica D.C. Eat. ex Underwood bluntleaf spikemossSelaginella underwoodii Hieron. Underwood's spikemossSelaginella utahensis Flowers Utah spikemossSelaginella watsonii Underwood Watson's spikemoss

SimaroubaceaeAilanthus altissima (P. Mill.) Swingle tree of heaven

SolanaceaeCalibrachoa Llave & Lex. calibrachoaCalibrachoa parviflora (Juss.) D'Arcy seaside petuniaChamaesaracha coronopus (Dunal) Gray


greenleaf five eyes daturaDatura meteloides DC. ex Dunal = Datura wrightiiDatura stramonium L. jimsonweedDatura tatula L. = Datura stramoniumDatura wrightii Regel sacred thornappleHyoscyamus niger L. black henbaneLycium andersonii Gray Anderson's wolfberryLycium barbarum L. matrimonyvineLycium cooperi Gray Cooper's wolfberryLycium pallidum Miers pale wolfberryLycium torreyi Gray squawthornNicotiana attenuata Torr. ex S. Wats. coyote tobaccoNicotiana obtusifolia Mertens & Galeotti Physalis crassifolia Benth. yellow nightshade groundcherryPhysalis hederifolia Gray ivyleaf groundcherryPhysalis heterophylla Nees clammy groundcherryPhysalis longifolia Nutt. longleaf groundcherryPhysalis pubescens L. husk tomatoQuincula lobata (Torr.) Raf. Chinese lanternSolanum carolinense L. Carolina horsenettleSolanum dulcamara L. climbing nightshadeSolanum elaeagnifolium Cav. silverleaf nightshadeSolanum jamesii Torr. wild potatoSolanum nigrum L. black nightshadeSolanum physalifolium Rusby hoe nightshadeSolanum ptychanthum Dunal nightshadeSolanum rostratum Dunal buffalobur nightshadeSolanum triflorum Nutt. cutleaf nightshade

Tamaricaceae

Tamarix aphylla (L.) Karst. Athel tamariskTamarix parviflora DC. smallflower tamariskTamarix ramosissima Ledeb. saltcedar

TiliaceaeTilia americana L. American basswoodTilia cordata P. Mill. littleleaf lindenTilia petiolaris DC. pendent silver lindenTilia platyphyllos Scop. largeleaf linden

TropaeolaceaeTropaeolum majus L. garden nasturtium

TyphaceaeTypha X glauca Godr. (pro sp.) white cattailTypha domingensis Pers. southern cattailTypha latifolia L. broadleaf cattail

UlmaceaeCeltis laevigata Willd. sugarberryCeltis occidentalis L. common hackberryUlmus americana L. American elmUlmus minor P. Mill. smoothleaf elmUlmus parvifolia Jacq. Chinese elmUlmus pumila L. Siberian elmZelkova Spach zelkovaZelkova serrata (Thunb.) Makino Japanese zelkova

UmbelliferaeAletes Coult. & Rose Indian parsleyAletes macdougalii Coult. & Rose MacDougal's aletesAngelica kingii (S. Wats.) Coult. & Rose King's angelicaAngelica pinnata S. Wats. smallleaf angelica


Angelica roseana Henderson rose angelicaAngelica wheeleri S. Wats. Utah angelicaApium graveolens L. wild celeryBerula erecta (Huds.) Coville cutleaf waterparsnipCarum carvi L. carawayCicuta maculata L. spotted water hemlockConioselinum Hoffmann hemlockparsleyConioselinum scopulorum (Gray) Coult. & Rose Rocky Mountain hemlockparsleyConium maculatum L. poison hemlockCymopterus acaulis (Pursh) Raf. plains springparsleyCymopterus acaulis var. fendleri (Gray) Goodrich Fendler's springparsleyCymopterus acaulis var. higginsii (Welsh) Goodrich Higgins' springparsleyCymopterus basalticus M.E. Jones basalt springparsleyCymopterus beckii Welsh & Goodrich featherleaf springparsleyCymopterus bulbosus A. Nels. bulbous springparsleyCymopterus coulteri (M.E. Jones) Mathias twoleaf springparsleyCymopterus duchesnensis M.E. Jones Uinta Basin springparsleyCymopterus evertii Hartman & Kirkpatrick Evert's springparsleyCymopterus fendleri Gray = Cymopterus acaulis var. fendleriCymopterus globosus (S. Wats.) S. Wats. globe springparsleyCymopterus ibapensis M.E. Jones Ibapah springparsleyCymopterus jonesii Coult. & Rose Jones' springparsleyCymopterus longipes S. Wats. longstalk springparsleyCymopterus minimus (Mathias) Mathias Cedar Breaks springparsleyCymopterus multinervatus (Coult. & Rose) Tidestrom purplenerve springparsleyCymopterus newberryi (S. Wats.) M.E. Jones sweetroot springparsleyCymopterus purpurascens (Gray) M.E. Jones widewing springparsleyCymopterus purpureus S. Wats. purple springparsleyCymopterus rosei (M.E. Jones) M.E. Jones Rose's springparsley

Daucus carota L. Queen Anne's laceFoeniculum vulgare P. Mill. sweet fennelHeracleum maximum Bartr. common cowparsnipHydrocotyle verticillata Thunb. whorled marshpennywortLigusticum filicinum S. Wats. fernleaf licoricerootLigusticum grayi Coult. & Rose Gray's licoricerootLigusticum porteri Coult. & Rose Porter's licoricerootLigusticum porteri var. brevilobum (Rydb.) Mathias & Constance Porter's licoricerootLigusticum tenuifolium S. Wats. Idaho licoricerootLomatium ambiguum (Nutt.) Coult. & Rose Wyeth biscuitrootLomatium bicolor (S. Wats.) Coult. & Rose Wasatch desertparsleyLomatium cous (S. Wats.) Coult. & Rose cous biscuitrootLomatium dissectum (Nutt.) Mathias & Constance fernleaf buscuitrootLomatium foeniculaceum (Nutt.) Coult. & Rose desert biscuitrootLomatium graveolens (S. Wats.) Dorn & Hartman king desertparsleyLomatium grayi (Coult. & Rose) Coult. & Rose Gray's biscuitrootLomatium junceum Barneby & N. Holmgren rush biscuitrootLomatium juniperinum (M.E. Jones) Coult. & Rose juniper biscuitrootLomatium latilobum (Rydb.) Mathias Canyonlands biscuitrootLomatium macrocarpum (Nutt. ex Torr. & Gray) Coult. & Rose bigseed biscuitrootLomatium minimum (Mathias) Mathias little desertparsleyLomatium nevadense (S. Wats.) Coult. & Rose Nevada biscuitrootLomatium nudicaule (Pursh) Coult. & Rose barestem biscuitrootLomatium parryi (S. Wats.) J.F. Macbr. Utah desertparsleyLomatium ravenii Mathias & Constance Lassen parsleyLomatium scabrum (Coult. & Rose) Mathias rough desertparsleyLomatium simplex (Nutt.) J.F. Macbr. narrowleaf lomatiumLomatium triternatum (Pursh) Coult. & Rose nineleaf biscuitroot


Musineon lineare (Rydb.) Mathias narrowleaf wildparsleyOreoxis alpina (Gray) Coult. & Rose alpine oreoxisOreoxis bakeri Coult. & Rose Baker's alpineparsleyOreoxis trotteri Welsh & Goodrich Trotter's alpineparsleyOrogenia linearifolia S. Wats. Great Basin Indian potatoOsmorhiza berteroi DC. sweetcicelyOsmorhiza chilensis Hook. & Arn. = Osmorhiza berteroiOsmorhiza depauperata Phil. bluntseed sweetrootOsmorhiza obtusa (Coult. & Rose) Fern. = Osmorhiza depauperataOsmorhiza occidentalis (Nutt. ex Torr. & Gray) Torr. western sweetrootOxypolis fendleri (Gray) Heller Fendler's cowbanePastinaca sativa L. wild parsnipPerideridia bolanderi (Gray) A. Nels. & J.F. Macbr. Bolander's yampahPerideridia gairdneri (Hook. & Arn.) Mathias yampaPodistera eastwoodiae (Coult. & Rose) Mathias & Constance Eastwood's podisteraPseudocymopterus montanus (Gray) Coult. & Rose alpine false springparsleyPteryxia hendersonii (Coult. & Rose) Mathias & Constance Henderson's desertparsleyPteryxia petraea (M.E. Jones) Coult. & Rose rockloving desertparsleyPteryxia terebinthina (Hook.) Coult. & Rose smoothshore springparsleyPteryxia terebinthina var. terebinthina (Hook.) Coult. & Rose turpentine wavewingSium suave Walt. hemlock waterparsnipTorilis arvensis (Huds.) Link spreading hedgeparsleyYabea microcarpa (Hook. & Arn.) K.-Pol. falsecarrotZizia aptera (Gray) Fern. meadow zizia

UrticaceaeParietaria pensylvanica Muhl. ex Willd. Pennsylvania pellitoryUrtica dioica L. stinging nettleUrtica dioica ssp. gracilis (Ait.) Seland. California nettle

Urtica dioica ssp. holosericea (Nutt.) Thorne stinging nettle

ValerianaceaeCentranthus ruber (L.) DC. Jupiter's beardPlectritis macrocera Torr. & Gray longhorn plectritisValeriana acutiloba Rydb. sharpleaf valerianValeriana arizonica Gray Arizona valerianValeriana edulis Nutt. ex Torr. & Gray edible valerianValeriana occidentalis Heller western valerianValerianella locusta (L.) Lat. Lewiston cornsalad

VerbenaceaeAloysia wrightii Heller ex Abrams Wright's beebrushGlandularia bipinnatifida (Nutt.) Nutt. Dakota mock vervainGlandularia gooddingii (Briq.) Solbrig southwestern mock vervainLippia wrightii Gray ex Torr. = Aloysia wrightiiPhyla cuneifolia (Torr.) Greene fogfruitVerbena bipinnatifida Nutt. = Glandularia bipinnatifida var. bipinnatifidaVerbena bracteata Lag. & Rodr. bigbract verbenaVerbena gooddingii Briq. = Glandularia gooddingiiVerbena hastata L. swamp verbenaVerbena macdougalii Heller MacDougal verbena

ViolaceaeViola adunca Sm. hookedspur violetViola arvensis Murr. field pansyViola beckwithii Torr. & Gray Beckwith's violetViola canadensis L. Canadian white violetViola charlestonensis M.S. Baker & J.C. Clausen ex Clokey Charleston Mountain violetViola nuttallii Pursh Nuttall's violetViola odorata L. sweet violetViola palustris L.


marsh violetViola purpurea Kellogg goosefoot violetViola sororia Willd. common blue violetViola tricolor L. johnny jumpup

ViscaceaeArceuthobium abietinum Engelm. ex Munz fir dwarf mistletoeArceuthobium americanum Nutt. ex Engelm. American dwarf mistletoeArceuthobium cyanocarpum (A. Nels. ex Rydb.) A. Nels. limber pine dwarf mistletoeArceuthobium divaricatum Engelm. pinyon dwarf mistletoeArceuthobium douglasii Engelm. Douglas fir dwarf mistletoeArceuthobium vaginatum (Willd.) J. Presl pineland dwarf mistletoePhoradendron californicum Nutt. mesquite mistletoePhoradendron juniperinum Engelm. juniper mistletoe

VitaceaeParthenocissus quinquefolia (L.) Planch. Virginia creeperParthenocissus vitacea (Knerr) A.S. Hitchc. woodbineVitis arizonica Engelm. canyon grapeVitis labrusca L. fox grape

ZannichelliaceaeZannichellia palustris L. horned pondweed

ZygophyllaceaeFagonia laevis Standl. California fagonbushKallstroemia californica (S. Wats.) Vail California caltropLarrea tridentata (Sesse & Moc. ex DC.) Coville creosotebushTribulus terrestris L. puncturevine

Documents

Checklist of the Vascular Plants of Utahswsbm.com › HOMEPAGE › Floras › UTchklst.pdfOpuntia littoralis (Engelm.) Cockerell coastal pricklypear Opuntia macrorhiza Engelm. twistspine