checklist of the vascular plants of idaho

Checklist of theVascular Plants of

Idaho(excluding grasses and allies

ACERACEAEAcer glabrum Torr. Rocky Mountain mapleAcer glabrum var. douglasii (Hook.) Dippel Douglas mapleAcer glabrum var. glabrum Torr. Rocky Mountain mapleAcer grandidentatum Nutt. bigtooth mapleAcer grandidentatum var. grandidentatum Nutt. bigtooth mapleAcer negundo L. boxelderAcer negundo var. interius (Britt.) Sarg. boxelder mapleAcer negundo var. violaceum (Kirchn.) Jaeger boxelder

ACORACEAEAcorus americanus (Raf.) Raf. sweetflagAcorus calamus var. americanus (Raf.) H.D. Wulff. = Acorus americanus

ALISMATACEAEAlisma gramineum Lej. narrowleaf water plantainAlisma triviale Pursh northern water plantainMachaerocarpus californicus (Torr. ex Benth.) Small California damsoniumSagittaria cuneata Sheldon arumleaf arrowheadSagittaria latifolia Willd. broadleaf arrowheadSagittaria latifolia var. latifolia Willd. broadleaf arrowhead

AMARANTHACEAEAmaranthus albus L. prostrate pigweed

IDAHO FLORA Checklist

Amaranthus blitoides S. Wats. mat amaranthAmaranthus californicus (Moq.) S. Wats. California amaranthAmaranthus hybridus L. slim amaranthAmaranthus powellii S. Wats. Powell's amaranthAmaranthus retroflexus L. redroot amaranthAmaranthus rudis Sauer tall amaranth

ANACARDIACEAERhus glabra L. smooth sumacRhus radicans var. rydbergii (Small ex Rydb.) Rehd. = Toxicodendron rydbergiiRhus trilobata Nutt. skunkbush sumacRhus trilobata var. trilobata Nutt. skunkbush sumacToxicodendron radicans var. rydbergii (Small ex Rydb.) Erskine = Toxicodendron rydbergiiToxicodendron rydbergii (Small ex Rydb.) Greene western poison ivy

APOCYNACEAEApocynum X floribundum Greene (pro sp.) intermediate dogbaneApocynum androsaemifolium L. spreading dogbaneApocynum androsaemifolium ssp. androsaemifolium L. spreading dogbaneApocynum androsaemifolium ssp. androsaemifolium var. androsaemifolium L. spreading dogbaneApocynum androsaemifolium ssp. androsaemifolium var. incanum A. DC. spreading dogbaneApocynum androsaemifolium ssp. pumilum (Gray) Boivin spreading dogbaneApocynum androsaemifolium ssp. pumilum var. pumilum Gray low dogbane

Apocynum cannabinum L. IndianhempApocynum medium Greene = Apocynum X floribundumApocynum sibiricum Jacq. = Apocynum cannabinum

ARACEAELysichiton americanus Hulten & St. John American skunkcabbage

ARALIACEAEAralia nudicaulis L. wild sarsaparillaEchinopanax horridus (Sm.) Dcne. & Planch. ex H.A.T. Harms = Oplopanax horridusOplopanax horridus Miq. devilsclub

ARISTOLOCHIACEAEAsarum caudatum Lindl. British Columbia wildgingerAsarum caudatum var. caudatum Lindl. British Columbia wildginger

ASCLEPIADACEAEAsclepias asperula (Dcne.) Woods. spider milkweedAsclepias asperula ssp. asperula (Dcne.) Woods. spider milkweedAsclepias asperula ssp. capricornu (Woods.) Woods. antelopehornsAsclepias cryptoceras S. Wats. pallid milkweedAsclepias cryptoceras ssp. davisii (Woods.) Woods. Davis' milkweedAsclepias fascicularis Dcne. Mexican whorled milkweedAsclepias incarnata L. swamp milkweedAsclepias speciosa Torr. showy milkweed


Asclepias subverticillata (Gray) Vail whorled milkweedAsclepiodora decumbens (Nutt.) Gray = Asclepias asperula ssp. capricornu

ASPLENIACEAEAsplenium trichomanes L. maidenhair spleenwortAsplenium trichomanes-ramosum L. brightgreen spleenwort

AZOLLACEAEAzolla caroliniana Willd. Carolina mosquitofern

BALSAMINACEAEImpatiens aurella Rydb. paleyellow touchmenotImpatiens capensis Meerb. jewelweedImpatiens ecalcarata Blank. spurless touchmenot

BERBERIDACEAEBerberis aquifolium Pursh = Mahonia aquifoliumBerberis nervosa Pursh = Mahonia nervosa var. nervosaBerberis repens Lindl. = Mahonia repensBerberis vulgaris L. common barberryMahonia aquifolium (Pursh) Nutt. hollyleaved barberryMahonia nervosa (Pursh) Nutt. Cascade OregongrapeMahonia nervosa var. nervosa (Pursh) Nutt. cascade OregongrapeMahonia repens (Lindl.) G. Don Oregongrape

BETULACEAEAlnus incana (L.) Moench mountain alderAlnus incana ssp. tenuifolia (Nutt.) Breitung thinleaf alderAlnus rhombifolia Nutt. white alderAlnus rubra Bong. red alderAlnus viridis (Vill.) Lam. & DC. sitka alderAlnus viridis ssp. sinuata (Regel) A.& D. Love Sitka alderBetula X sargentii Dugle Sargent's birchBetula X utahensis Britt. (pro sp.) northwestern paper birchBetula glandulosa Michx. = Betula nanaBetula nana L. bog birchBetula occidentalis Hook. water birchBetula papyrifera Marsh. paper birchBetula papyrifera var. commutata (Regel) Fern. western paper birchBetula pumila L. swamp birchBetula pumila var. glandulifera Regel glandulose birchCorylus cornuta Marsh. beaked hazelnutCorylus cornuta var. californica (A. DC.) Sharp California hazelnut

BORAGINACEAEAmsinckia lycopsoides Lehm. tarweed fiddleneckAmsinckia menziesii (Lehm.) A. Nels. & J.F. Macbr. Menzies' fiddleneckAmsinckia menziesii var. intermedia (Fisch & C.A. Mey.) GandersAmsinckia menziesii var. menziesii (Lehm.) A. Nels. & J.F. Macbr.


Amsinckia tessellata Gray bristly fiddleneckAnchusa officinalis L. common buglossAsperugo procumbens L. madwortBuglossoides arvensis (L.) I.M. Johnston corn gromwellCryptantha affinis (Gray) Greene quill catseyeCryptantha ambigua (Gray) Greene basin catseyeCryptantha breviflora (Osterhout) Payson Uinta basin catseyeCryptantha celosioides (Eastw.) Payson buttecandleCryptantha circumscissa (Hook. & Arn.) I.M. Johnston cushion catseyeCryptantha circumscissa var. circumscissa (Hook. & Arn.) I.M. Johnston cushion catseyeCryptantha echinella Greene prickly catseyeCryptantha fendleri (Gray) Greene sanddune catseyeCryptantha flaccida (Dougl. ex Lehm.) Greene weakstem catseyeCryptantha flavoculata (A. Nels.) Payson roughseed catseyeCryptantha gracilis Osterhout narrowstem catseyeCryptantha humilis (Gray) Payson roundspike catseyeCryptantha intermedia (Gray) Greene Clearwater catseyeCryptantha interrupta (Greene) Payson Elko catseyeCryptantha kelseyana Greene Kelsey's catseyeCryptantha propria (A. Nels. & J.F. Macbr.) Payson Malheur catseyeCryptantha pterocarya (Torr.) Greene wingnut catseyeCryptantha pterocarya var. pterocarya (Torr.) Greene wingnut catseye

Cryptantha recurvata Coville curvenut catseyeCryptantha rugulosa (Payson) Payson wrinkled catseyeCryptantha salmonensis (A. Nels. & J.F. Macbr.) Payson Salmon River catseyeCryptantha scoparia A. Nels. Pinyon Desert catseyeCryptantha simulans Greene pinewoods catseyeCryptantha sobolifera Payson Waterton Lakes catseyeCryptantha spiculifera (Piper) Payson Snake River catseyeCryptantha torreyana (Gray) Greene Torrey's catseyeCryptantha torreyana var. torreyana (Gray) Greene Torrey's catseyeCryptantha watsonii (Gray) Greene Watson's catseyeCynoglossum officinale L. gypsyflowerDasynotus daubenmirei I.M. Johnston Rocky Mountain whitethroatEchium vulgare L. common vipersbuglossEritrichium nanum (Vill.) Schrad. ex Gaudin arctic alpine forget me notEritrichium nanum var. aretioides (Cham.) Herder alpine forget me notEritrichium nanum var. elongatum (Rydb.) Cronq. arctic alpine forget me notHackelia ciliata (Dougl. ex Lehm.) I.M. Johnston Okanogan stickseedHackelia cinerea (Piper) I.M. Johnston gray stickseedHackelia cronquistii J.L. Gentry Cronquist's stickseedHackelia cusickii (Piper) Brand Cusick's stickseedHackelia davisii Cronq. Davis' stickseedHackelia deflexa (Wahlenb.) Opiz nodding stickseedHackelia diffusa (Lehm.) I.M. Johnston


spreading stickseedHackelia diffusa var. arida (Piper) R.L. Carr sagebrush stickseedHackelia diffusa var. diffusa (Lehm.) I.M. Johnston spreading stickseedHackelia floribunda (Lehm.) I.M. Johnston manyflower stickseedHackelia hispida (Gray) I.M. Johnston showy stickseedHackelia hispida var. hispida (Gray) I.M. Johnston showy stickseedHackelia ophiobia R.L. Carr Owyhee River stickseedHackelia patens (Nutt.) I.M. Johnston common stickseedHackelia patens var. patens (Nutt.) I.M. Johnston spotted stickseedHeliotropium curassavicum L. salt heliotropeHeliotropium curassavicum var. obovatum DC. seaside heliotropeLappula occidentalis (S. Wats.) Greene flatspine stickseedLappula occidentalis var. occidentalis (S. Wats.) Greene desert stickseedLappula squarrosa (Retz.) Dumort. European stickseedLithospermum arvense L. = Buglossoides arvensisLithospermum ruderale Dougl. ex Lehm. western gromwellMertensia alpina (Torr.) G. Don alpine bluebellsMertensia bella Piper beautiful bluebellsMertensia brevistyla S. Wats. shortstyle bluebellsMertensia campanulata A. Nels. Idaho bluebellsMertensia ciliata (James ex Torr.) G. Don mountain bluebellsMertensia ciliata var. ciliata (James ex Torr.) G. Don tall fringe bluebellsMertensia cusickii Piper Toiyabe bluebells

Mertensia lanceolata (Pursh) DC. lanceleaf bluebellsMertensia lanceolata var. nivalis (S. Wats.) Higgins greenleaf bluebellsMertensia longiflora Greene small bluebellsMertensia oblongifolia (Nutt.) G. Don oblongleaf bluebellsMertensia paniculata (Ait.) G. Don tall bluebellsMertensia paniculata var. borealis (J.F. Macbr.) L.O. Williams northern bluebellsMertensia paniculata var. paniculata (Ait.) G. Don tall bluebellsMyosotis asiatica (Vesterg.) Schischkin & Sergievskaja Asian forget me notMyosotis discolor Pers. changing forget me notMyosotis laxa Lehm. bay forget me notMyosotis scorpioides L. true forget me notMyosotis stricta Link ex Roemer & J.A. Schultes strict forget me notMyosotis verna Nutt. spring forget me notPectocarya penicillata (Hook. & Arn.) A. DC. sleeping combseedPectocarya setosa Gray moth combseedPlagiobothrys leptocladus (Greene) I.M. Johnston finebranched popcornflowerPlagiobothrys scouleri (Hook. & Arn.) I.M. Johnston Scouler's popcornflowerPlagiobothrys scouleri var. cusickii (Greene) Higgins Cusick's popcornflowerPlagiobothrys scouleri var. hispidulus (Greene) Dorn sleeping popcornflowerPlagiobothrys tenellus (Nutt. ex Hook.) Gray Pacific popcornflowerTiquilia nuttallii (Hook.) A. Richards. Nuttall's coldenia


CABOMBACEAEBrasenia schreberi J.F. Gmel. watershield

CACTACEAEEscobaria missouriensis (Sweet) D.R. Hunt Missouri foxtail cactusEscobaria missouriensis var. missouriensis (Sweet) D.R. Hunt Missouri foxtail cactusEscobaria vivipara (Nutt.) Buxbaum spinystarEscobaria vivipara var. vivipara (Nutt.) Buxbaum spinystarMammillaria vivipara (Nutt.) Haw. = Escobaria vivipara var. viviparaOpuntia erinacea Engelm. & Bigelow ex Engelm. grizzlybear pricklypearOpuntia erinacea var. columbiana (Griffiths) L. Benson grizzleybear pricklypearOpuntia erinacea var. utahensis (Engelm.) L. Benson Utah grizzlybear pricklypearOpuntia fragilis (Nutt.) Haw. brittle pricklypearOpuntia fragilis var. fragilis (Nutt.) Haw. pygmy pricklypearOpuntia macrorhiza Engelm. twistspine pricklypearOpuntia macrorhiza var. macrorhiza Engelm. twistspine pricklypearOpuntia polyacantha Haw. plains pricklypearOpuntia polyacantha var. polyacantha Haw. hairspine pricklypearPediocactus simpsonii (Engelm.) Britt. & Rose Simpson hedgehog cactusPediocactus simpsonii var. robustior (Coult.) L. Benson snowball cactusPediocactus simpsonii var. simpsonii (Engelm.) Britt. & Rose Simpson hedgehog cactus

CALLITRICHACEAECallitriche hermaphroditica L. northern waterstarwort

Callitriche heterophylla Pursh larger waterstarwortCallitriche heterophylla ssp. heterophylla Pursh twoheaded waterstarwortCallitriche palustris L. vernal waterstarwort

CAMPANULACEAECampanula parryi Gray Parry's bellflowerCampanula parryi var. idahoensis McVaugh Idaho bellflowerCampanula parryi var. parryi Gray Parry's bellflowerCampanula rapunculoides L. rampion bellflowerCampanula rotundifolia L. bluebell bellflowerCampanula scabrella Engelm. rough bellflowerDowningia bacigalupii Weiler Bach's calicoflowerDowningia bicornuta Gray doublehorn calicoflowerDowningia bicornuta var. bicornuta Gray doublehorn calicoflowerDowningia elegans (Dougl. ex Lindl.) Torr. elegant calicoflowerDowningia elegans var. brachypetala (Gandog.) McVaugh elegant calicoflowerDowningia elegans var. elegans (Dougl. ex Lindl.) Torr. elegant calicoflowerDowningia laeta (Greene) Greene Great Basin calicoflowerHeterocodon rariflorum Nutt. rareflower heterocodonHowellia aquatilis Gray water howelliaLobelia kalmii L. Ontario lobeliaNemacladus rigidus Curran stoutstem threadplantPorterella carnosula (Hook. & Arn.) Torr. fleshy porterella


Triodanis perfoliata (L.) Nieuwl. clasping Venus' lookingglassTriodanis perfoliata var. perfoliata (L.) Nieuwl. clasping Venus' lookingglass

CANNABACEAECannabis sativa L. marijuanaHumulus americanus Nutt. = Humulus lupulus var. lupuloidesHumulus lupulus L. common hopHumulus lupulus var. lupuloides E. Small common hop

CAPPARACEAECleome lutea Hook. yellow spiderflowerCleome lutea var. lutea Hook. yellow spiderflowerCleome platycarpa Torr. golden spiderflowerCleome serrulata Pursh Rocky Mountain beeplantCleomella hillmanii A. Nels. Hillman's stinkweedCleomella parviflora Gray slender cleomellaCleomella plocasperma S. Wats. twisted cleomellaPolanisia dodecandra (L.) DC. roughseed clammyweedPolanisia dodecandra ssp. dodecandra (L.) DC. redwhisker clammyweedPolanisia dodecandra ssp. trachysperma (Torr. & Gray) Iltis sandyseed clammyweed

CAPRIFOLIACEAELinnaea borealis L. twinflowerLinnaea borealis ssp. longiflora (Torr.) Hulten longtube twinflowerLonicera caerulea L. sweetberry honeysuckle

Lonicera caerulea var. cauriana (Fern.) Boivin bluefly honeysuckleLonicera ciliosa (Pursh) Poir. ex DC. orange honeysuckleLonicera conjugialis Kellogg purpleflower honeysuckleLonicera involucrata Banks ex Spreng. twinberry honeysuckleLonicera utahensis S. Wats. Utah honeysuckleSambucus cerulea Raf. = Sambucus nigra ssp. ceruleaSambucus nigra L. European black elderSambucus nigra ssp. cerulea (Raf.) R. BolliSambucus racemosa L. scarlet elderberrySambucus racemosa ssp. pubens var. leucocarpa (Torr. & Gray) Cronq. European red elderberrySambucus racemosa ssp. pubens var. melanocarpa (Gray) McMinn black elderberrySambucus racemosa ssp. pubens var. microbotrys (Rydb.) Kearney & Peebles European red elderberrySambucus racemosa var. racemosa L.Symphoricarpos albus (L.) Blake common snowberrySymphoricarpos albus var. laevigatus (Fern.) Blake common snowberrySymphoricarpos hesperius G.N. Jones trailing snowberrySymphoricarpos longiflorus Gray desert snowberrySymphoricarpos occidentalis Hook. western snowberrySymphoricarpos oreophilus Gray whortleleaf snowberrySymphoricarpos oreophilus var. utahensis (Rydb.) A. Nels. Utah snowberryViburnum edule (Michx.) Raf. mooseberry viburnumViburnum opulus L. European cranberrybush viburnumViburnum opulus var. americanum Ait. American cranberry viburnum


CARYOPHYLLACEAEAgrostemma githago L. common corncockleArenaria aculeata S. Wats. prickly sandwortArenaria capillaris Poir. mountain sandwortArenaria capillaris ssp. americana Maguire fescue sandwortArenaria congesta Nutt. ballhead sandwortArenaria congesta var. cephaloidea (Rydb.) Maguire sharptip sandwortArenaria congesta var. congesta Nutt. ballhead sandwortArenaria congesta var. glandulifera Maguire gland sandwortArenaria congesta var. lithophila (Rydb.) Maguire loosehead sandwortArenaria congesta var. subcongesta (S. Wats.) S. Wats. subcongesta sandwortArenaria franklinii Dougl. ex Hook. Franklin's sandwortArenaria franklinii var. franklinii Dougl. ex Hook. Franklin's sandwortArenaria kingii (S. Wats.) M.E. Jones King's sandwortArenaria kingii ssp. uintahensis (A. Nels.) Maguire Uinta sandwortArenaria serpyllifolia L. thymeleaf sandwortCerastium arvense L. field chickweedCerastium beeringianum Cham. & Schlecht. Bering chickweedCerastium beeringianum ssp. earlei (Rydb.) Hulten Earl's chickweedCerastium brachypodum (Engelm. ex Gray) B.L. Robins. shortstalk chickweedCerastium fontanum Baumg. common chickweedCerastium fontanum ssp. vulgare (Hartman) Greuter & Burdet big chickweed

Cerastium glomeratum Thuill. sticky chickweedCerastium nutans Raf. nodding chickweedCerastium nutans var. nutans Raf. nodding chickweedDianthus armeria L. Deptford pinkGypsophila paniculata L. babysbreath gypsophilaHolosteum umbellatum L. jagged chickweedLepyrodiclis holosteoides (C.A. Mey.) Fenzl ex Fisch. & C.A. Mey. lepyrodiclisMinuartia elegans (Cham. & Schlecht.) Schischkin elegant stitchwortMinuartia nuttallii (Pax) Briq. Nuttall's sandwortMinuartia nuttallii ssp. nuttallii (Pax) Briq. Nuttall's sandwortMinuartia obtusiloba (Rydb.) House twinflower sandwortMinuartia pusilla (S. Wats.) Mattf. annual sandwortMinuartia pusilla var. pusilla (S. Wats.) Mattf. annual sandwortMinuartia rossii (R. Br. ex Richards.) Graebn. Ross' sandwortMinuartia rubella (Wahlenb.) Hiern beautiful sandwortMoehringia lateriflora (L.) Fenzl bluntleaf sandwortMoehringia macrophylla (Hook.) Fenzl largeleaf sandwortPetrorhagia prolifera (L.) P.W. Ball & Heywood childing pinkPetrorhagia saxifraga (L.) Link saxifrage pinkPseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartman tuber starwortSagina procumbens L. birdeye pearlwortSagina saginoides (L.) Karst. arctic pearlwortSaponaria officinalis L.


bouncingbetSaponaria vaccaria L. = Vaccaria hispanicaScleranthus annuus L. German knotgrassSilene acaulis (L.) Jacq. moss campionSilene acaulis var. exscapa (All.) DC. moss campionSilene antirrhina L. sleepy sileneSilene conoidea L. weed sileneSilene dichotoma Ehrh. dichotoma sileneSilene douglasii Hook. Douglas's campionSilene douglasii var. douglasii Hook. Douglas's campionSilene drummondii Hook. Drummond's campionSilene drummondii var. drummondii Hook. Drummond's campionSilene drummondii var. striata (Rydb.) Bocquet Drummond's campionSilene latifolia Poir. bladder campionSilene latifolia ssp. alba (P. Mill.) Greuter & Burdet bladder campionSilene menziesii Hook. Menzies' campionSilene menziesii ssp. menziesii Hook. Menzies' campionSilene menziesii ssp. menziesii var. menziesii Hook. Menzies' campionSilene menziesii ssp. menziesii var. viscosa (Greene) C.L. Hitchc. & Maguire Menzies' campionSilene noctiflora L. nightflowering sileneSilene oregana S. Wats. Oregon sileneSilene parryi (S. Wats.) C.L. Hitchc. & Maguire Parry's sileneSilene repens Patrin ex Pers.

pink campionSilene repens ssp. australis C.L. Hitchc. & Maguire pink campionSilene scaposa B.L. Robins. stem sileneSilene scaposa var. lobata C.L. Hitchc. & Maguire lostriver sileneSilene scouleri Hook. Scouler's campionSilene scouleri ssp. scouleri Hook. Scouler's campionSilene scouleri ssp. scouleri var. scouleri Hook. Scouler's campionSilene spaldingii S. Wats. Spalding's sileneSilene uralensis (Rupr.) Bocquet apetalous catchflySilene uralensis ssp. montana (S. Wats.) McNeill apetalous catchflySilene vulgaris (Moench) Garcke maidenstearsSpergula arvense L. corn spurrySpergularia diandra (Guss.) Held. & Sart. diandra sandspurrySpergularia rubra (L.) J.& K. Presl red sandspurrySpergularia salina J.& K. Presl salt sandspurrySpergularia salina var. salina J.& K. Presl salt sandspurryStellaria borealis Bigelow boreal starwortStellaria borealis ssp. sitchana (Steud.) Piper Sitka starwortStellaria calycantha (Ledeb.) Bong. northern starwortStellaria crassifolia Ehrh. fleshy starwortStellaria crassifolia var. crassifolia Ehrh. fleshy starwortStellaria crispa Cham. & Schlecht. curled starwortStellaria graminea L. grasslike starwort


Stellaria longifolia Muhl. ex Willd. longleaf starwortStellaria longipes Goldie longstalk starwortStellaria longipes ssp. longipes Goldie longstalk starwortStellaria media (L.) Vill. common chickweedStellaria nitens Nutt. shiny chickweedStellaria obtusa Engelm. Rocky Mountain chickweedStellaria umbellata Turcz. ex Kar. & Kir. umbrella starwortVaccaria hispanica (P. Mill.) Rauschert cow soapwort

CELASTRACEAEPaxistima myrsinites (Pursh) Raf. boxleaf myrtle

CERATOPHYLLACEAECeratophyllum demersum L. coon's tail

CHENOPODIACEAEAllenrolfea occidentalis (S. Wats.) Kuntze iodinebushAtriplex argentea Nutt. silverscale saltbushAtriplex canescens (Pursh) Nutt. fourwing saltbushAtriplex confertifolia (Torr. & Frem.) S. Wats. shadscale saltbushAtriplex falcata (M.E. Jones) Standl. sickle saltbushAtriplex gardneri (Moq.) D. Dietr. Gardner's saltbushAtriplex hortensis L. garden oracheAtriplex nuttallii S. Wats. Nuttall's saltbushAtriplex patula L. spear saltbush

Atriplex prostrata Boucher ex DC. triangle oracheAtriplex pusilla (Torr. ex S. Wats.) S. Wats. smooth saltbushAtriplex rosea L. tumbling saltweedAtriplex spinosa (Hook.) Collotzi = Grayia spinosaAtriplex tridentata Kuntze basin saltbushAtriplex truncata (Torr. ex S. Wats.) Gray wedgescale saltbushBassia hirsuta (L.) Aschers. hairy smotherweedBassia hyssopifolia (Pallas) Kuntz fivehorn smotherweedChenopodium album L. lambsquartersChenopodium atrovirens Rydb. pinyon goosefootChenopodium berlandieri Moq. pitseed goosefootChenopodium botrys L. Jerusalem oak goosefootChenopodium capitatum (L.) Ambrosi blite goosefootChenopodium chenopodioides (L.) AellenChenopodium foliosum (Moench) Aschers. leafy goosefootChenopodium fremontii S. Wats. Fremont's goosefootChenopodium fremontii var. fremontii S. Wats. Fremont's goosefootChenopodium incanum (S. Wats.) Heller mealy goosefootChenopodium incanum var. occidentale Crawford mealy goosefootChenopodium leptophyllum (Moq.) Nutt. ex S. Wats. narrowleaf goosefootChenopodium murale L. nettleleaf goosefootChenopodium overi Aellen Over's goosefootChenopodium pratericola Rydb. desert goosefoot


Chenopodium rubrum L. red goosefootChenopodium salinum Standl. Rocky Mountain goosefootChenopodium simplex (Torr.) Raf. mapleleaf goosefootChenopodium subglabrum (S. Wats.) A. Nels. smooth goosefootCorispermum hyssopifolium L. common bugseedCorispermum orientale Lam. oriental bugseedEurotia lanata (Pursh) Moq. = Krascheninnikovia lanataGrayia spinosa (Hook.) Moq. spiny hopsageHalogeton glomeratus (Bieb.) C.A. Mey. halogetonKochia americana S. Wats. greenmollyKochia scoparia (L.) Schrad. common kochiaKrascheninnikovia lanata (Pursh) Guldenstaedt winterfatMonolepis nuttalliana (J.A. Schultes) Greene Nuttall's povertyweedMonolepis pusilla Torr. ex S. Wats. small monolepisMonolepis spathulata Gray beaver monolepisSalicornia rubra A. Nels. red swampfireSalsola kali L. prickly Russian thistleSarcobatus vermiculatus (Hook.) Torr. greasewoodSuaeda calceoliformis (Hook.) Moq. Pursh seepweedSuaeda moquinii (Torr.) Greene Mojave seablite

CLUSIACEAEHypericum anagalloides Cham. & Schlecht. trailing St. Johnswort

Hypericum formosum ssp. scouleri (Hook.) C.L. Hitchc. = Hypericum scouleri ssp. scouleriHypericum majus (Gray) Britt. large St. JohnswortHypericum perforatum L. common St. JohnswortHypericum scouleri Hook. Scouler's St. JohnswortHypericum scouleri ssp. nortoniae (M.E. Jones) J. Gillett Norton's St. JohnswortHypericum scouleri ssp. scouleri Hook. Scouler's St. Johnswort

COMPOSITAEAchillea lanulosa Nutt. = Achillea millefolium var. occidentalisAchillea millefolium L. common yarrowAchillea millefolium var. alpicola (Rydb.) Garrett common yarrowAchillea millefolium var. californica (Pollard) Jepson California yarrowAchillea millefolium var. millefolium L. common yarrowAchillea millefolium var. occidentalis DC. western yarrowAcroptilon repens (L.) DC. hardheadsAdenocaulon bicolor Hook. American trailplantAgeratina occidentalis (Hook.) King & H.E. Robins. western snakerootAgoseris aurantiaca (Hook.) Greene orange agoserisAgoseris aurantiaca var. aurantiaca (Hook.) Greene orange agoserisAgoseris aurantiaca var. purpurea (Gray) Cronq. orange agoserisAgoseris glauca (Pursh) Raf. pale agoserisAgoseris glauca var. agrestis (Osterhout) Q. Jones ex Cronq. pale agoserisAgoseris glauca var. dasycephala (Torr. & Gray) Jepson pale agoseris


Agoseris glauca var. glauca (Pursh) Raf. pale agoserisAgoseris glauca var. laciniata (D.C. Eat.) Smiley false agoserisAgoseris grandiflora (Nutt.) Greene bigflower agoserisAgoseris heterophylla (Nutt.) Greene annual agoserisAgoseris lackschewitzii D. Henderson & R. Moseley Mill Creek agoserisAgoseris retrorsa (Benth.) Greene spearleaf agoserisAmbrosia acanthicarpa Hook. flatspine burr ragweedAmbrosia artemisiifolia L. annual ragweedAmbrosia psilostachya DC. Cuman ragweedAmbrosia tomentosa Nutt. skeletonleaf burr ragweedAmbrosia trifida L. great ragweedAmbrosia trifida var. trifida L. great ragweedAnaphalis margaritacea (L.) Benth. & Hook. f. western pearlyeverlastingAncistrocarphus filagineus Gray false neststrawAntennaria alpina (L.) Gaertn. alpine pussytoesAntennaria arcuata Cronq. box pussytoesAntennaria corymbosa E. Nels. flattop pussytoesAntennaria dimorpha (Nutt.) Torr. & Gray low pussytoesAntennaria flagellaris (Gray) Gray whip pussytoesAntennaria howellii Greene Howell's pussytoesAntennaria howellii ssp. howellii Greene Howell's pussytoesAntennaria howellii ssp. neodioica (Greene) Bayer field pussytoesAntennaria lanata (Hook.) Greene

woolly pussytoesAntennaria luzuloides Torr. & Gray rush pussytoesAntennaria microphylla Rydb. littleleaf pussytoesAntennaria neglecta Greene field pussytoesAntennaria pulcherrima (Hook.) Greene showy pussytoesAntennaria racemosa Hook. raceme pussytoesAntennaria rosea Greene rosy pussytoesAntennaria rosea ssp. arida (E. Nels.) Bayer rosy pussytoesAntennaria rosea ssp. pulvinata (Greene) Bayer pulvinate pussytoesAntennaria rosea ssp. rosea Greene rosy pussytoesAntennaria stenophylla (Gray) Gray narrowleaf pussytoesAntennaria umbrinella Rydb. umber pussytoesAnthemis arvensis L. corn chamomileAnthemis cotula L. stinking chamomileArctium lappa L. greater burrdockArctium minus Bernh. lesser burrdockArnica X diversifolia Greene (pro sp.) rayless arnicaArnica amplexicaulis Nutt. clasping arnicaArnica angustifolia Vahl narrowleaf arnicaArnica angustifolia ssp. tomentosa (Macoun) G.W. & G.R. Dougl. narrowleaf arnicaArnica chamissonis Less. chamisso arnicaArnica chamissonis ssp. foliosa (Nutt.) Maguire chamisso arnicaArnica chamissonis ssp. foliosa var. andina (Nutt.) Ediger & Barkl. chamisso arnica


Arnica chamissonis ssp. foliosa var. incana (Gray) Hulten chamisso arnicaArnica cordifolia Hook. heartleaf arnicaArnica fulgens Pursh foothill arnicaArnica gracilis Rydb. smallhead arnicaArnica latifolia Bong. broadleaf arnicaArnica longifolia D.C. Eat. spearleaf arnicaArnica mollis Hook. hairy arnicaArnica parryi Gray Parry's arnicaArnica parryi ssp. parryi Gray Parry's arnicaArnica rydbergii Greene Rydberg's arnicaArnica sororia Greene twin arnicaArtemisia absinthium L. absinth sagewortArtemisia annua L. sweet sagewortArtemisia arbuscula Nutt. low sagebrushArtemisia arbuscula ssp. arbuscula Nutt. gray low sagebrushArtemisia arbuscula ssp. longiloba (Osterhout) L. Shultz alkali sagebrushArtemisia arbuscula ssp. thermopola Beetle hotsprings sagebrushArtemisia biennis Willd. biennial wormwoodArtemisia campestris L. field sagewortArtemisia campestris ssp. borealis (Pallas) Hall & Clements northern sagewortArtemisia campestris ssp. borealis var. borealis (Pallas) M.E. Peck Pacific wormwoodArtemisia campestris ssp. borealis var. purshii (Hook.) Cronq. Pursh's wormwoodArtemisia campestris ssp. pacifica (Nutt.) Hall & Clements

Pacific wormwoodArtemisia cana Pursh silver sagebrushArtemisia cana ssp. viscidula (Osterhout) Beetle Coaltown sagebrushArtemisia douglasiana Bess. Douglas' sagewortArtemisia dracunculus L. wormwoodArtemisia frigida Willd. fringed sagewortArtemisia lindleyana Bess. northwest sagebrushArtemisia ludoviciana Nutt. Louisiana sagewortArtemisia ludoviciana ssp. candicans (Rydb.) Keck gray sagewortArtemisia ludoviciana ssp. incompta (Nutt.) Keck mountain sagewortArtemisia ludoviciana ssp. ludoviciana Nutt. foothill sagewortArtemisia michauxiana Bess. Michaux's sagebrushArtemisia nova A. Nels. black sagebrushArtemisia packardiae J. Grimes & Ertter Packard's wormwoodArtemisia papposa Blake & Cronq. fuzzy sagebrushArtemisia pedatifida Nutt. birdfoot sagebrushArtemisia rigida (Nutt.) Gray stiff sagebrushArtemisia rothrockii Gray timberline sagebrushArtemisia spinescens D.C. Eat. bud sagebrushArtemisia tilesii Ledeb. Tilesius' wormwoodArtemisia tilesii ssp. unalaschcensis (Bess.) Hulten Alaska sagebrushArtemisia tridentata Nutt. big sagebrushArtemisia tridentata ssp. spiciformis (Osterhout) Kartesz & Gandhi big sagebrush


Artemisia tridentata ssp. tridentata Nutt. basin big sagebrushArtemisia tridentata ssp. vaseyana (Rydb.) Beetle mountain big sagebrushArtemisia tripartita Rydb. threetip sagebrushArtemisia tripartita ssp. tripartita Rydb. Idaho threetip sagebrushArtemisia vulgaris ssp. ludoviciana (Nutt.) Hall & Clements = Artemisia ludoviciana ssp. ludovicianaArtemisia vulgaris var. douglasiana (Bess.) St. John = Artemisia douglasianaAster ascendens Lindl. Chile asterAster borealis (Torr. & Gray) Prov. rush asterAster bracteolatus Nutt. (pro sp.) bract asterAster campestris Nutt. meadow asterAster campestris var. campestris Nutt. western meadow asterAster conspicuus Lindl. showy asterAster cusickii Gray Cusick's asterAster eatonii (Gray) T.J. Howell Eaton's asterAster ericoides L. heath asterAster ericoides var. pansus (Blake) Boivin manyflowered asterAster falcatus Lindl. cluster asterAster falcatus var. crassulus (Rydb.) Cronq. rough white prairie asterAster falcatus var. falcatus Lindl. cluster asterAster foliaceus Lindl. ex DC. alpine leafybract asterAster foliaceus var. apricus Gray leafybract asterAster foliaceus var. canbyi Gray Canby's asterAster foliaceus var. parryi (D.C. Eat.) Gray

Parry's asterAster glaucodes Blake gray asterAster hendersonii Fern. Lyall asterAster integrifolius Nutt. thickstem asterAster jessicae Piper Jessica's asterAster laevis L. smooth asterAster laevis var. geyeri Gray Geyer's smooth asterAster lanceolatus Willd. white panicle asterAster lanceolatus ssp. hesperius (Gray) Semple & Chmielewski Siskiyou asterAster meritus A. Nels.Aster occidentalis (Nutt.) Torr. & Gray western asterAster occidentalis var. intermedius Gray intermediate asterAster occidentalis var. occidentalis (Nutt.) Torr. & Gray western asterAster perelegans A. Nels. & J.F. Macbr. elegant asterAster sibiricus L. Siberian asterAster subspicatus Nees Douglas asterAster subspicatus var. subspicatus Nees leafybract asterBalsamita major Desf. costmaryBalsamorhiza hookeri (Hook.) Nutt. Hooker's balsamrootBalsamorhiza hookeri var. hispidula (Sharp) Cronq. hairy balsamrootBalsamorhiza hookeri var. idahoensis (Sharp) Cronq. Idaho balsamrootBalsamorhiza hookeri var. neglecta (Sharp) Cronq. neglected balsamrootBalsamorhiza incana Nutt. hoary balsamrootBalsamorhiza macrophylla Nutt.


cutleaf balsamrootBalsamorhiza sagittata (Pursh) Nutt. arrowleaf balsamrootBidens cernua L. nodding beggartickBidens frondosa L. devil's beggartickBidens tenuisecta Gray slimlobe beggarticksBidens vulgata Greene big devils beggartickBlepharipappus scaber Hook. rough eyelashweedBlepharipappus scaber ssp. scaber Hook. rough eyelashweedBoltonia asteroides (L.) L'Her. white doll's daisyBoltonia asteroides var. recognita (Fern. & Grisc.) Cronq. white doll's daisyBrachyactis ciliata (Ledeb.) Ledeb. alkali rayless asterBrachyactis ciliata ssp. angusta (Lindl.) A.G. Jones alkali rayless asterBrachyactis frondosa (Nutt.) Gray leafy rayless asterBrickellia californica (Torr. & Gray) Gray California brickellbushBrickellia grandiflora (Hook.) Nutt. tasselflower brickellbushBrickellia microphylla (Nutt.) Gray littleleaf brickellbushBrickellia microphylla var. microphylla (Nutt.) Gray littleleaf brickellbushBrickellia microphylla var. scabra Gray rough brickellbushBrickellia oblongifolia Nutt. Mojave brickellbushBrickellia oblongifolia var. linifolia (D.C. Eat.) B.L. Robins. narrowleaf brickellbushBrickellia oblongifolia var. oblongifolia Nutt. narrowleaf brickellbushCanadanthus modestus (Lindl.) NesomCarduus acanthoides L. spiny plumeless thistleCarduus nutans L.

nodding plumeless thistleCentaurea biebersteinii DC. spotted knapweedCentaurea cyanus L. garden cornflowerCentaurea diffusa Lam. white knapweedCentaurea jacea L. brownray knapweedCentaurea nigra L. lesser knapweedCentaurea solstitialis L. yellow star thistleCentaurea trichocephala Bieb. ex Willd. centaureaChaenactis cusickii Gray Cusick's pincushionChaenactis douglasii (Hook.) Hook. & Arn. Douglas' dustymaidenChaenactis douglasii var. alpina Gray alpine dustymaidenChaenactis douglasii var. douglasii (Hook.) Hook. & Arn. Douglas' dustymaidenChaenactis evermannii Greene Evermann's pincushionChaenactis leucopsis Greene alpine pincushionChaenactis macrantha D.C. Eat. bighead dustymaidenChaenactis stevioides Hook. & Arn. Steve's dustymaidenChaetadelpha wheeleri Gray ex S. Wats. Wheeler's skeletonweedChamaechaenactis scaposa (Eastw.) Rydb. fullstemChamaechaenactis scaposa var. parva Preece & Turner fullstemChondrilla juncea L. hogbiteChrysanthemum balsamita (L.) Baill., non L. = Balsamita majorChrysanthemum leucanthemum L. = Leucanthemum vulgareChrysanthemum parthenium (L.) Bernh. = Tanacetum parthenium


Chrysothamnus graveolens (Nutt.) Greene = Ericameria nauseosa ssp. nauseosa var. glabrataChrysothamnus humilis Greene Truckee rabbitbrushChrysothamnus parryi (Gray) Greene = Ericameria parryi var. parryiChrysothamnus parryi ssp. parryi (Gray) Greene Parry's rabbitbrushChrysothamnus viscidiflorus (Hook.) Nutt. green rabbitbrushChrysothamnus viscidiflorus ssp. lanceolatus (Nutt.) Hall & Clements green rabbitbrushChrysothamnus viscidiflorus ssp. puberulus (D.C. Eat.) Hall & Clements green rabbitbrushChrysothamnus viscidiflorus ssp. viscidiflorus (Hook.) Nutt. green rabbitbrushChrysothamnus viscidiflorus ssp. viscidiflorus var. stenophyllus (Gray) Hall green rabbitbrushChrysothamnus viscidiflorus ssp. viscidiflorus var. viscidiflorus (Hook.) Nutt. green rabbitbrushCichorium intybus L. chicoryCirsium andersonii (Gray) Petrak rose thistleCirsium arvense (L.) Scop. Canadian thistleCirsium brevifolium Nutt. Palouse thistleCirsium brevistylum Cronq. clustered thistleCirsium canescens Nutt. prairie thistleCirsium canovirens (Rydb.) Petrak graygreen thistleCirsium edule Nutt. edible thistleCirsium flodmanii (Rydb.) Arthur Flodman's thistleCirsium foliosum (Hook.) DC. elk thistleCirsium hookerianum Nutt. white thistle

Cirsium neomexicanum Gray New Mexico thistleCirsium neomexicanum var. utahense (Petrak) Welsh Utah thistleCirsium scariosum Nutt. meadow thistleCirsium scariosum var. scariosum Nutt. meadow thistleCirsium subniveum Rydb. Jackson Hole thistleCirsium undulatum (Nutt.) Spreng. wavyleaf thistleCirsium undulatum var. undulatum (Nutt.) Spreng. wavyleaf thistleCirsium vulgare (Savi) Ten. bull thistleConyza canadensis (L.) Cronq. Canadian horseweedConyza canadensis var. glabrata (Gray) Cronq. Canadian horseweedCoreopsis tinctoria Nutt. golden tickseedCoreopsis tinctoria var. atkinsoniana (Dougl. ex Lindl.) H.M. Parker Atkinson's tickseedCoreopsis tinctoria var. tinctoria Nutt. golden tickseedCrepis acuminata Nutt. longleaf hawksbeardCrepis acuminata ssp. acuminata Nutt. longleaf hawksbeardCrepis atribarba Heller slender hawksbeardCrepis atribarba ssp. atribarba Heller slender hawksbeardCrepis atribarba ssp. originalis (Babcock & Stebbins) Babcock & Stebbins slender hawksbeardCrepis bakeri Greene Baker's hawksbeardCrepis bakeri ssp. idahoensis Babcock & Stebbins Idaho hawksbeardCrepis capillaris Wallr. smooth hawksbeardCrepis modocensis Greene Siskiyou hawksbeard


Crepis modocensis ssp. modocensis Greene Modoc hawksbeardCrepis nana Richards. dwarf alpine hawksbeardCrepis nana ssp. nana Richards. dwarf alpine hawksbeardCrepis nana ssp. ramosa Babcock dwarf alpine hawksbeardCrepis occidentalis Nutt. largeflower hawksbeardCrepis occidentalis ssp. costata (Gray) Babcock & Stebbins largeflower hawksbeardCrepis occidentalis ssp. occidentalis Nutt. largeflower hawksbeardCrepis occidentalis ssp. pumila (Rydb.) Babcock & Stebbins largeflower hawksbeardCrepis runcinata (James) Torr. & Gray fiddleleaf hawksbeardCrepis runcinata ssp. glauca (Nutt.) Babcock & Stebbins fiddleleaf hawksbeardCrepis runcinata ssp. hispidulosa (T.J. Howell ex Rydb.) Babcock & Stebbins fiddleleaf hawksbeardCrepis runcinata ssp. runcinata (James) Torr. & Gray fiddleleaf hawksbeardCrupina vulgaris Cass. common crupinaDimeresia howellii Gray doubletDugaldia hoopesii (Gray) Rydb. = Hymenoxys hoopesiiEatonella nivea (D.C. Eat.) Gray white false tickheadEnceliopsis nudicaulis (Gray) A. Nels. nakedstem sunrayEnceliopsis nudicaulis var. nudicaulis (Gray) A. Nels. nakedstem sunrayEricameria bloomeri (Gray) J.F. Macbr. rabbitbush heathgoldenrodEricameria discoidea (Nutt.) Nesom whitestem heathgoldenrodEricameria discoidea var. discoidea (Nutt.) Nesom whitestem heathgoldenrodEricameria greenei (Gray) Nesom Greene's heathgoldenrod

Ericameria nana Nutt. dwarf heathgoldenrodEricameria nauseosa (Pallas ex Pursh) Nesom & BairdEricameria nauseosa ssp. consimilis (Greene) Nesom & BairdEricameria nauseosa ssp. consimilis var. leiosperma Ericameria nauseosa ssp. consimilis var. oreophila Ericameria nauseosa ssp. nauseosa (Pallas ex Pursh) Nesom & BairdEricameria nauseosa ssp. nauseosa var. bigelovii Ericameria nauseosa ssp. nauseosa var. glabrata Ericameria nauseosa ssp. nauseosa var. hololeuca Ericameria nauseosa ssp. nauseosa var. nana Ericameria nauseosa ssp. nauseosa var. nauseosa Ericameria nauseosa ssp. nauseosa var. speciosa Ericameria parryi (Gray) NesomEricameria parryi var. attenuata (M.E. Jones) Nesom & BairdEricameria parryi var. howardii (Parry ex Gray) Nesom & BairdEricameria parryi var. montana (L.C. Anders.) Nesom & BairdEricameria parryi var. parryi (Gray) NesomEricameria resinosa Nutt. Columbian heathgoldenrodEricameria suffruticosa (Nutt.) Nesom singlehead heathgoldenrodEricameria viscidiflora (Hook.) L.C. Anders. = Chrysothamnus viscidiflorus ssp. viscidiflorus var. viscidiflorusErigeron acris L.Erigeron acris ssp. acris L.Erigeron acris ssp. acris var. debilis Erigeron acris ssp. politus (Fries) Schinz & R. KellerErigeron annuus (L.) Pers. eastern daisy fleabaneErigeron aphanactis (Gray) Greene rayless shaggy fleabaneErigeron aphanactis var. aphanactis (Gray) Greene rayless shaggy fleabaneErigeron asperugineus (D.C. Eat.) Gray Idaho fleabaneErigeron austiniae Greene dwarf yellow fleabaneErigeron bloomeri Gray scabland fleabaneErigeron bloomeri var. bloomeri Gray scabland fleabaneErigeron caespitosus Nutt. tufted fleabaneErigeron canadensis var. glabratus Gray


= Conyza canadensis var. glabrataErigeron chrysopsidis Gray dwarf yellow fleabaneErigeron compositus Pursh cutleaf daisyErigeron compositus var. compositus Pursh dwarf mountain fleabaneErigeron concinnus (Hook. & Arn.) Torr. & Gray Navajo fleabaneErigeron concinnus var. concinnus (Hook. & Arn.) Torr. & Gray Navajo fleabaneErigeron corymbosus Nutt. longleaf fleabaneErigeron coulteri Porter large mountain fleabaneErigeron cronquistii Maguire Cronquist's fleabaneErigeron disparipilus Cronq. white cushion fleabaneErigeron divergens Torr. & Gray spreading fleabaneErigeron eatonii Gray Eaton's fleabaneErigeron eatonii var. eatonii Gray Eaton's fleabaneErigeron eatonii var. lavandulus Strother & Ferlatte Eaton's fleabaneErigeron eatonii var. villosus (Cronq.) Cronq. Eaton's fleabaneErigeron engelmannii A. Nels. Engelmann's fleabaneErigeron engelmannii var. davisii (Cronq.) Cronq. Davis' fleabaneErigeron engelmannii var. engelmannii A. Nels. Engelmann's fleabaneErigeron evermannii Rydb. Evermann's fleabaneErigeron filifolius (Hook.) Nutt. threadleaf fleabaneErigeron filifolius var. filifolius (Hook.) Nutt. threadleaf fleabaneErigeron glabellus Nutt. streamside fleabaneErigeron glabellus var. glabellus Nutt. streamside fleabane

Erigeron glabellus var. pubescens Hook. streamside fleabaneErigeron gracilis Rydb. quill fleabaneErigeron humilis Graham arctic alpine fleabaneErigeron latus (A. Nels. & J.F. Macbr.) Cronq. broad fleabaneErigeron leiomerus Gray rockslide yellow fleabaneErigeron linearis (Hook.) Piper desert yellow fleabaneErigeron lonchophyllus Hook.Erigeron nanus Nutt. dwarf fleabaneErigeron peregrinus (Banks ex Pursh) Greene subalpine fleabaneErigeron peregrinus ssp. callianthemus (Greene) Cronq. subalpine fleabaneErigeron peregrinus ssp. callianthemus var. callianthemus (Greene) Cronq. subalpine fleabaneErigeron peregrinus ssp. callianthemus var. scaposus (Torr. & Gray) Cronq. subalpine fleabaneErigeron philadelphicus L. Philadelphia fleabaneErigeron poliospermus Gray purple cushion fleabaneErigeron poliospermus var. poliospermus Gray purple cushion fleabaneErigeron pumilus Nutt. shaggy fleabaneErigeron pumilus ssp. intermedius Cronq. shaggy fleabaneErigeron pumilus ssp. intermedius var. gracilior Cronq. shaggy fleabaneErigeron pumilus ssp. intermedius var. intermedius (Cronq.) Cronq. shaggy fleabaneErigeron radicatus Hook. taproot fleabaneErigeron rydbergii Cronq. Rydberg's fleabaneErigeron salmonensis S.J. Brunsfeld & Nesom Salmon River fleabane


Erigeron simplex Greene onestem fleabaneErigeron speciosus (Lindl.) DC. aspen fleabaneErigeron speciosus var. macranthus (Nutt.) Cronq. aspen fleabaneErigeron speciosus var. speciosus (Lindl.) DC. aspen fleabaneErigeron strigosus Muhl. ex Willd. prairie fleabaneErigeron strigosus var. septentrionalis (Fern. & Wieg.) Fern. prairie fleabaneErigeron strigosus var. strigosus Muhl. ex Willd. prairie fleabaneErigeron subtrinervis Rydb. ex Porter & Britt. threenerve fleabaneErigeron subtrinervis var. conspicuus (Rydb.) Cronq. threenerve fleabaneErigeron tener (Gray) Gray slender fleabaneErigeron tweedyi Canby Tweedy's fleabaneErigeron uncialis Blake lone fleabaneErigeron uncialis ssp. uncialis Blake lone fleabaneErigeron ursinus D.C. Eat. Bear River fleabaneEriophyllum lanatum (Pursh) Forbes woolly eriophyllumEriophyllum lanatum var. integrifolium (Hook.) Smiley common woollysunflowerEriophyllum lanatum var. lanatum (Pursh) Forbes common woollysunflowerEucephalus engelmannii (D.C. Eat.) GreeneEupatorium maculatum L. spotted joepyeweedEupatorium maculatum var. bruneri (Gray) Breitung spotted joepyeweedEupatorium occidentale Hook. = Ageratina occidentalisEuthamia occidentalis Nutt. western goldentopFilago arvensis L. field cottonrose

Filago californica Nutt. California cottonroseFranseria = Ambrosia Gaillardia aristata Pursh common gaillardiaGlyptopleura marginata D.C. Eat. carveseedGnaphalium palustre Nutt. western marsh cudweedGnaphalium uliginosum L. marsh cudweedGrindelia columbiana (Piper) Rydb. Columbia River gumweedGrindelia howellii Steyermark Howell's gumweedGrindelia nana Nutt. Idaho gumweedGrindelia nana var. integerrima (Rydb.) Steyermark Idaho gumweedGrindelia nana var. nana Nutt. Idaho gumweedGrindelia squarrosa (Pursh) Dunal curlycup gumweedGrindelia squarrosa var. quasiperennis Lunell curlycup gumweedGrindelia squarrosa var. serrulata (Rydb.) Steyermark curlycup gumweedGrindelia squarrosa var. squarrosa (Pursh) Dunal curlycup gumweedGutierrezia sarothrae (Pursh) Britt. & Rusby broom snakeweedHaplopappus aberrans (A. Nels.) Hall = Tonestus aberransHaplopappus acaulis (Nutt.) Gray = Stenotus acaulis var. acaulisHaplopappus alpigenus Torr. & Gray = Oreostemma alpigenum var. alpigenumHaplopappus bloomeri Gray = Ericameria bloomeriHaplopappus carthamoides (Hook.) Gray = Pyrrocoma carthamoides var. carthamoidesHaplopappus contractus Hall = Pyrrocoma uniflora var. unifloraHaplopappus coulteri Harvey & Gray ex Gray


= Machaeranthera pinnatifida ssp. pinnatifida var. pinnatifidaHaplopappus greenei Gray = Ericameria greeneiHaplopappus hirtus Gray = Pyrrocoma hirta var. hirtaHaplopappus insecticruris (Henderson) Heller = Pyrrocoma insecticrurisHaplopappus integrifolius Porter ex Gray = Pyrrocoma integrifoliaHaplopappus lanuginosus Gray = Stenotus lanuginosus var. lanuginosusHaplopappus liatriformis (Greene) St. John = Pyrrocoma liatriformisHaplopappus lyallii Gray = Tonestus lyalliiHaplopappus macronema (Nutt.) Gray = Ericameria discoidea var. discoideaHaplopappus nanus (Nutt.) D.C. Eat. = Ericameria nanaHaplopappus nuttallii Torr. & Gray = Machaeranthera grindelioides var. grindelioidesHaplopappus paniculatus var. virgatus Gray = Pyrrocoma racemosa var. paniculataHaplopappus racemosus (Nutt.) Torr. = Pyrrocoma racemosa var. racemosaHaplopappus radiatus (Nutt.) Cronq. = Pyrrocoma radiataHaplopappus resinosus (Nutt.) Gray = Ericameria resinosaHaplopappus spinulosus (Pursh) DC. = Machaeranthera pinnatifida ssp. pinnatifida var. pinnatifidaHaplopappus stenophyllus Gray = Stenotus stenophyllusHaplopappus suffruticosus (Nutt.) Gray = Ericameria suffruticosaHaplopappus texensis R.C. Jackson = Machaeranthera pinnatifida ssp. pinnatifida var. pinnatifidaHaplopappus uniflorus (Hook.) Torr. & Gray = Pyrrocoma uniflora var. unifloraHelenium autumnale L. common sneezeweedHelenium autumnale var. montanum (Nutt.) Fern. mountain sneezeweedHelenium hoopesii Gray = Hymenoxys hoopesii

Helianthella quinquenervis (Hook.) Gray fivenerve helianthellaHelianthella uniflora (Nutt.) Torr. & Gray oneflower helianthellaHelianthella uniflora var. douglasii (Torr. & Gray) W.A. Weber Douglas' helianthellaHelianthella uniflora var. uniflora (Nutt.) Torr. & Gray oneflower helianthellaHelianthus annuus L. common sunflowerHelianthus cusickii Gray Cusick's sunflowerHelianthus maximiliani Schrad. Maximilian sunflowerHelianthus nuttallii Torr. & Gray Nuttall's sunflowerHelianthus nuttallii ssp. nuttallii Torr. & Gray Nuttall's sunflowerHelianthus petiolaris Nutt. prairie sunflowerHelianthus petiolaris ssp. petiolaris Nutt. prairie sunflowerHelianthus tuberosus L. Jerusalem artichokeHeliomeris multiflora Nutt. showy goldeneyeHeliomeris multiflora var. multiflora Nutt. showy goldeneyeHeterotheca villosa (Pursh) Shinners hairy goldenasterHeterotheca villosa var. hispida (Hook.) Harms bristly hairy goldasterHeterotheca villosa var. villosa (Pursh) Shinners hairy goldenasterHieracium albiflorum Hook. white hawkweedHieracium canadense Michx. Canadian hawkweedHieracium canadense var. canadense Michx. Canadian hawkweedHieracium cynoglossoides Arv.-Touv. houndstongue hawkweedHieracium gracile Hook. slender hawkweedHieracium gracile var. detonsum (Gray) Gray


low alpine hawkweedHieracium gracile var. gracile Hook. slender hawkweedHieracium umbellatum L. narrowleaf hawkweedHulsea algida Gray pain hulseaHymenopappus filifolius Hook. fineleaf hymenopappusHymenopappus filifolius var. idahoensis B.L. Turner fineleaf hymenopappusHymenopappus filifolius var. lugens (Greene) Jepson Idaho hymenopappusHymenoxys cooperi (Gray) Cockerell Cooper's hymenoxysHymenoxys cooperi var. canescens (D.C. Eat.) Parker Cooper's hymenoxysHymenoxys hoopesii (Gray) BiernerHymenoxys richardsonii (Hook.) Cockerell pingue hymenoxysHymenoxys richardsonii var. richardsonii (Hook.) Cockerell pingue hymenoxysHypochaeris radicata L. hairy catsearIonactis alpina (Nutt.) Greene alpine ionactisIonactis stenomeres (Gray) Greene ionactisIva axillaris Pursh povertyweedIva xanthifolia Nutt. giant sumpweedLactuca biennis (Moench) Fern. tall blue lettuceLactuca canadensis L. Canada lettuceLactuca canadensis var. canadensis L. Canada lettuceLactuca canadensis var. latifolia Kuntze Canada lettuceLactuca ludoviciana (Nutt.) Riddell biannual lettuceLactuca pulchella (Pursh) DC. = Lactuca tatarica var. pulchellaLactuca sativa L.

garden lettuceLactuca scariola L. = Lactuca serriolaLactuca serriola L. prickly lettuceLactuca tatarica (L.) C.A. Mey. blue lettuceLactuca tatarica var. pulchella (Pursh) Breitung blue lettuceLagophylla ramosissima Nutt. branched lagophyllaLapsana communis L. common nipplewortLayia glandulosa (Hook.) Hook. & Arn. whitedaisy tidytipsLayia glandulosa ssp. glandulosa (Hook.) Hook. & Arn. whitedaisy tidytipsLeucanthemum leucanthemum (L.) Rydb. = Leucanthemum vulgareLeucanthemum vulgare Lam. oxeyedaisyLygodesmia grandiflora (Nutt.) Torr. & Gray largeflower skeletonplantLygodesmia juncea (Pursh) D. Don ex Hook. rush skeletonplantMachaeranthera bigelovii (Gray) Greene Bigelow's tansyasterMachaeranthera bigelovii var. commixta (Greene) B.L. Turner Bigelow's tansyasterMachaeranthera canescens (Pursh) Gray hoary asterMachaeranthera canescens ssp. canescens (Pursh) Gray hoary asterMachaeranthera canescens ssp. canescens var. canescens (Pursh) Gray cutleaf goldenweedMachaeranthera canescens ssp. canescens var. incana (Lindl.) Gray cutleaf goldenweedMachaeranthera canescens ssp. canescens var. sessiliflora (Nutt.) B.L. Turner cutleaf goldenweedMachaeranthera grindelioides (Nutt.) Shinners rayless asterMachaeranthera grindelioides var. grindelioides (Nutt.) Shinners rayless asterMachaeranthera pinnatifida (Hook.) Shinners


lacy tansyasterMachaeranthera pinnatifida ssp. pinnatifida (Hook.) Shinners lacy tansyasterMachaeranthera pinnatifida ssp. pinnatifida var. pinnatifida (Hook.) Shinners lacy tansyasterMadia exigua (Sm.) Gray small tarweedMadia glomerata Hook. mountain tarweedMadia gracilis (Sm.) Keck & J. Clausen ex Applegate grassy tarweedMadia gracilis ssp. gracilis (Sm.) Keck & J. Clausen ex Applegate grassy tarweedMadia minima (Gray) Keck oppositeleaved tarweedMalacothrix glabrata (Gray ex D.C. Eat.) Gray smooth desertdandelionMalacothrix sonchoides (Nutt.) Torr. & Gray sowthistle desertdandelionMalacothrix torreyi Gray Torrey's desertdandelionMatricaria discoidea DC. disc mayweedMatricaria matricarioides (Less.) Porter = Matricaria discoideaMatricaria perforata Merat scentless mayweedMatricaria suaveolens (Pursh) Buch., non L. = Matricaria discoideaMegalodonta beckii (Torr. ex Spreng.) Greene aquatic beggartickMicroseris nutans (Hook.) Schultz-Bip. nodding microcerisMicroseris nutans ssp. nutans (Hook.) Schultz-Bip. nodding silverpuffsNothocalais nigrescens (Henderson) Heller meadow microserisNothocalais troximoides (Gray) Greene weevil microserisOnopordum acanthium L. Scotch cottonthistleOreostemma alpigenum (Torr. & Gray) NesomOreostemma alpigenum var. alpigenum (Torr. & Gray) NesomOreostemma alpigenum var. haydenii (Porter) Nesom

Petasites sagittatus (Banks ex Pursh) Gray arrowleaf sweet coltsfootPetradoria pumila (Nutt.) Greene grassy rockgoldenrodPrenanthes alata (Hook.) D. Dietr. western rattlesnakerootPrenanthes sagittata (Gray) A. Nels. arrowleaf rattlesnakerootPsathyrotes annua (Nutt.) Gray annual psathyrotesPseudognaphalium canescens (DC.) W.A. WeberPseudognaphalium canescens ssp. microcephalum (Nutt.) Kartesz, comb. nov. ined.Pseudognaphalium stramineum (Kunth) W.A. WeberPseudognaphalium viscosum (Kunth) W.A. WeberPsilocarphus brevissimus Nutt. short woollyheadsPsilocarphus brevissimus var. brevissimus Nutt. short woollyheadsPsilocarphus elatior (Gray) Gray meadow woollyheadsPsilocarphus oregonus Nutt. Oregon woollyheadsPsilocarphus tenellus Nutt. slender woollyheadsPsilocarphus tenellus var. tenellus Nutt. slender woollyheadsPsilostrophe bakeri Greene Baker's paperflowerPyrrocoma carthamoides Hook. largeflower goldenweedPyrrocoma carthamoides var. carthamoides Hook. loved goldenweedPyrrocoma carthamoides var. cusickii (Gray) Kartesz & Gandhi narrowhead goldenweedPyrrocoma hirta (Gray) Greene tacky goldenweedPyrrocoma hirta var. hirta (Gray) Greene hairy goldenweedPyrrocoma hirta var. sonchifolia (Greene) Kartesz & Gandhi tacky goldenweedPyrrocoma insecticruris Henderson wholeleaf goldenweedPyrrocoma integrifolia (Porter ex Gray) Greene manysted goldenweed


Pyrrocoma lanceolata (Hook.) Greene lanceleaf goldenweedPyrrocoma liatriformis Greene smallhead goldenweedPyrrocoma linearis (Keck) Kartesz & Gandhi thinleaf goldenheadPyrrocoma racemosa (Nutt.) Torr. & Gray clustered goldenweedPyrrocoma racemosa var. paniculata (Nutt.) Kartesz & Gandhi clustered goldenweedPyrrocoma racemosa var. racemosa (Nutt.) Torr. & Gray clustered goldenweedPyrrocoma radiata Nutt. ray goldenweedPyrrocoma uniflora (Hook.) Greene plantain goldenweedPyrrocoma uniflora var. uniflora (Hook.) Greene plantain goldenweedRatibida columnifera (Nutt.) Woot. & Standl. upright prairie coneflowerRigiopappus leptocladus Gray wireweedRudbeckia hirta L. blackeyed SusanRudbeckia laciniata L. cutleaf coneflowerRudbeckia laciniata var. ampla (A. Nels.) Cronq. cutleaf coneflowerRudbeckia laciniata var. laciniata L. cutleaf coneflowerRudbeckia occidentalis Nutt. western coneflowerRudbeckia occidentalis var. occidentalis Nutt. western coneflowerSaussurea americana D.C. Eat. American saussureaSenecio canus Hook. woolly groundselSenecio crassulus Gray thickleaf groundselSenecio cymbalarioides Buek cleftleaf groundselSenecio debilis Nutt. weak groundselSenecio dimorphophyllus Greene

splitleaf groundselSenecio dimorphophyllus var. paysonii T.M. Barkl. Payson's groundselSenecio fremontii Torr. & Gray Fremont's groundselSenecio fremontii var. fremontii Torr. & Gray Fremont's groundselSenecio hydrophiloides Rydb. tall groundwelSenecio hydrophilus Nutt. water groundselSenecio indecorus Greene elegant groundselSenecio integerrimus Nutt. lambstongue groundselSenecio integerrimus var. exaltatus (Nutt.) Cronq. Columbia groundselSenecio integerrimus var. ochroleucus (Gray) Cronq. paleyellow groundselSenecio megacephalus Nutt. rocky groundselSenecio multilobatus Torr. & Gray ex Gray lobeleaf groundselSenecio pauciflorus Pursh alpine groundselSenecio pauperculus Michx. balsam groundselSenecio pseudaureus Rydb. falsegold groundselSenecio pseudaureus var. pseudaureus Rydb. falsegold groundselSenecio rapifolius Nutt. openwoods groundselSenecio serra Hook. butterweed groundselSenecio sphaerocephalus Greene ballhead groundselSenecio streptanthifolius Greene cleftleaf groundselSenecio streptanthifolius var. laetiflorus (Greene) J.F. Bain Rocky Mountain groundselSenecio streptanthifolius var. oodes (Rydb.) J.F. Bain Rocky Mountain groundselSenecio streptanthifolius var. streptanthifolius Greene cleftleaf groundsel


Senecio triangularis Hook. arrowleaf groundselSenecio vulgaris L. common groundselSenecio werneriifolius (Gray) Gray hoary groundselSolidago canadensis L. Canada goldenrodSolidago canadensis var. salebrosa (Piper) M.E. Jones salebrosa goldenrodSolidago gigantea Ait. giant goldenrodSolidago missouriensis Nutt. Missouri goldenrodSolidago missouriensis var. fasciculata Holz. Missouri goldenrodSolidago missouriensis var. missouriensis Nutt. Missouri goldenrodSolidago multiradiata Ait. mountain goldenrodSolidago multiradiata var. scopulorum Gray manyray goldenrodSolidago nana Nutt. baby goldenrodSolidago simplex Kunth Mt. Albert goldenrodSolidago simplex ssp. simplex Kunth Mt. Albert goldenrodSolidago simplex ssp. simplex var. nana (Gray) Ringius dwarf goldenrodSolidago simplex ssp. simplex var. simplex Kunth Mt. Albert goldenrodSolidago spectabilis (D.C. Eat.) Gray Nevada goldenrodSolidago velutina DC. threenerve goldenrodSonchus arvensis L. field sowthistleSonchus arvensis ssp. arvensis L. field sowthistleSonchus arvensis ssp. uliginosus (Bieb.) Nyman moist sowthistleSonchus asper (L.) Hill spiny sowthistleSonchus oleraceus L.

common sowthistleSphaeromeria argentea Nutt. silver chickensageSphaeromeria potentilloides (Gray) Heller powerful tansySphaeromeria potentilloides var. nitrophila (Cronq.) Holmgren, Shultz & Lowrey fivefinger chickensageSphaeromeria potentilloides var. potentilloides (Gray) Heller fivefinger chickensageStenotus acaulis (Nutt.) Nutt. stemless mock goldenweedStenotus acaulis var. acaulis (Nutt.) Nutt. stemless goldenweedStenotus acaulis var. glabratus (D.C. Eat.) Kartesz & Gandhi stemless mock goldenweedStenotus lanuginosus (Gray) Greene woolly mock goldenweedStenotus lanuginosus var. andersonii (Rydb.) Hall Anderson's goldenweedStenotus lanuginosus var. lanuginosus (Gray) Greene cespitose goldenweedStenotus stenophyllus (Gray) Greene narrowleaf goldenweedStephanomeria exigua Nutt. small wirelettuceStephanomeria exigua ssp. coronaria (Greene) Gottlieb whiteplume wirelettuceStephanomeria paniculata Nutt. tufted wirelettuceStephanomeria spinosa (Nutt.) S. Tomb thorn skeletonweedStephanomeria tenuifolia (Raf.) Hall narrowleaf wirelettuceStephanomeria tenuifolia var. myrioclada (D.C. Eat.) Cronq. narrowleaf wirelettuceStephanomeria tenuifolia var. tenuifolia (Raf.) Hall narrowleaf wirelettuceTanacetum balsamita L. = Balsamita majorTanacetum parthenium (L.) Schultz-Bip. feverfewTanacetum vulgare L. common tansyTaraxacum eriophorum Rydb.


woolbearing dandelionTaraxacum laevigatum (Willd.) DC. rock dandelionTaraxacum lyratum (Ledeb.) DC. harp dandelionTaraxacum officinale G.H. Weber ex Wiggers common dandelionTaraxacum officinale ssp. ceratophorum (Ledeb.) Schinz ex Thellung fleshy dandelionTaraxacum officinale ssp. officinale G.H. Weber ex Wiggers wandering dandelionTetradymia canescens DC. spineless horsebrushTetradymia glabrata Torr. & Gray littleleaf horsebrushTetradymia spinosa Hook. & Arn. shortspine horsebrushTetraneuris acaulis (Pursh) Greene stemless hymenoxysTetraneuris acaulis var. acaulis (Pursh) Greene stemless hymenoxysTetraneuris acaulis var. arizonica (Greene) Parker Arizona hymenoxysTetraneuris grandiflora (Torr. & Gray ex Gray) Parker graylocks hymenoxysTonestus aberrans (A. Nels.) Nesom & Morgan Idaho goldenweedTonestus lyallii (Gray) A. Nels. Lyall's goldenweedTownsendia alpigena Piper Wyoming townsendiaTownsendia alpigena var. alpigena Piper mountain townsendiaTownsendia condensata Parry ex Gray hairy townsendiaTownsendia exscapa (Richards.) Porter stemless townsendiaTownsendia florifer (Hook.) Gray showy townsendiaTownsendia leptotes (Gray) Osterhout common townsendiaTownsendia parryi D.C. Eat. Parry's townsend daisyTownsendia scapigera D.C. Eat. tufted townsend daisy

Tragopogon dubius Scop. yellow salsifyTragopogon mirus Ownbey remarkable goatsbeardTragopogon miscellus Ownbey Moscow salsifyTragopogon porrifolius L. salsifyTragopogon pratensis L. meadow salsifyTrimorpha acris (L.) Nesom bitter boreal daisyTrimorpha lonchophylla var. lonchophylla (Hook.) Nesom spearleaf fleabaneTripleurospermum maritima (L.) W.D.J. KochTripleurospermum maritima ssp. maritima (L.) W.D.J. KochUropappus linearifolius Nutt.Wyethia X cusickii Piper (pro sp.) Cusick's mulesearsWyethia amplexicaulis (Nutt.) Nutt. mulesears wyethiaWyethia helenioides (DC.) Nutt. whitehead wyethiaXanthium spinosum L. spiny cockleburrXanthium strumarium L. rough cockleburrXanthium strumarium var. canadense (P. Mill.) Torr. & Gray Canada cockleburrXanthium strumarium var. glabratum (DC.) Cronq. rough cockleburrXanthocephalum sarothrae (Pursh) Shinners = Gutierrezia sarothrae

CONVOLVULACEAECalystegia pellita (Ledeb.) G. Don calystegiaCalystegia sepium (L.) R. Br. hedge false bindweedCalystegia sepium ssp. sepium (L.) R. Br. hedge false bindweedConvolvulus arvensis L. field bindweed


CORNACEAECornus canadensis L. bunchberry dogwoodCornus nuttallii Audubon ex Torr. & Gray Pacific dogwoodCornus sericea L. redosier dogwoodCornus sericea ssp. occidentalis (Torr. & Gray) Fosberg western dogwoodCornus sericea ssp. sericea L. redosier dogwood

CRASSULACEAECrassula viridis (S. Wats.) Bywater & Wickens pricklyseed pygmyweedRhodiola rosea L. = Sedum roseaSedum borschii (Clausen) Clausen Leiberg stonecropSedum debile S. Wats. orpine stonecropSedum integrifolium (Raf.) A. Nels. ledge stonecropSedum integrifolium ssp. integrifolium (Raf.) A. Nels. entireleaf stonecropSedum lanceolatum Torr. spearleaf stonecropSedum lanceolatum ssp. subalpinum (Blank.) Clausen subalpine stonecropSedum rosea (L.) Scop. roseroot stonecropSedum rupicola G.N. Jones curvedleaf stonecropSedum stenopetalum Pursh wormleaf stonecropSedum stenopetalum ssp. stenopetalum Pursh wormleaf stonecropSedum telephium L. witch's moneybagsSedum telephium ssp. telephium L. witch's moneybags

CROSSOSOMATACEAEGlossopetalon spinescens Gray spiny greasebushGlossopetalon spinescens var. aridum M.E. Jones spiny greasebush

CRUCIFERAEAlyssum alyssoides (L.) L. pale madwortAlyssum desertorum Stapf desert madwortAnelsonia eurycarpa (Gray) J.F. Macbr. & Payson daggerpodArabidopsis salsuginea (Pallas) N. Busch saltwater cressArabidopsis thaliana (L.) Heynh. mouseear cressArabis X divaricarpa A. Nels. (pro sp.) spreadingpod rockcressArabis cobrensis M.E. Jones sagebrush rockcressArabis crucisetosa Constance & Rollins wetsoil rockcressArabis cusickii S. Wats. Cusick's rockcressArabis drummondii Gray Drummond's rockcressArabis glabra (L.) Bernh. tower rockcressArabis glabra var. glabra (L.) Bernh. tower rockcressArabis hirsuta (L.) Scop. hairy rockcressArabis hirsuta var. glabrata Torr. & Gray mountain rockcressArabis hirsuta var. pycnocarpa (M. Hopkins) Rollins creamflower rockcressArabis holboellii Hornem. Holboell's rockcressArabis holboellii var. pendulocarpa (A. Nels.) Rollins dropseed rockcressArabis holboellii var. pinetorum (Tidestrom) Rollins Holboell's rockcress


Arabis holboellii var. retrofracta (Graham) Rydb. second rockcressArabis lemmonii S. Wats. Lemmon's rockcressArabis lignifera A. Nels. desert rockcressArabis lyallii S. Wats. Lyall's rockcressArabis lyallii var. lyallii S. Wats. Lyall's rockcressArabis lyallii var. nubigena (J.F. Macbr. & Payson) Rollins Lyall's rockcressArabis microphylla Nutt. littleleaf rockcressArabis microphylla var. macounii (S. Wats.) Rollins Macoun's rockcressArabis microphylla var. microphylla Nutt. smallleaf rockcressArabis nuttallii B.L. Robins. Nuttall's rockcressArabis puberula Nutt. silver rockcressArabis sparsiflora Nutt. sicklepod rockcressArabis sparsiflora var. sparsiflora Nutt. sicklepod rockcressArabis sparsiflora var. subvillosa (S. Wats.) Rollins hairystem rockcressArabis suffrutescens S. Wats. woody rockcressArabis williamsii Rollins Wind River rockcressArabis williamsii var. saximontana (Rollins) Rollins Cross Mountain rockcressArmoracia rusticana P.G. Gaertn., B. Mey. & Scherb. horseradishAthysanus pusillus (Hook.) Greene common sandweedBarbarea 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 mustardBrassica rapa var. rapa L. birdrapeCamelina microcarpa DC. littlepod falseflaxCamelina sativa (L.) Crantz gold-of-pleasureCapsella bursa-pastoris (L.) Medik. shepherd's purseCardamine bellidifolia L. alpine bittercressCardamine breweri S. Wats. Brewer's bittercressCardamine breweri var. breweri S. Wats. Brewer's bittercressCardamine breweri var. leibergii (Holz.) C.L. Hitchc. Leiberg's bittercressCardamine constancei Detling Constance's bittercressCardamine cordifolia Gray heartleaf bittercressCardamine cordifolia var. cordifolia Gray heartleaf bittercressCardamine cordifolia var. lyallii (S. Wats.) A. Nels. & J.F. Macbr.Cardamine oligosperma Nutt. Idaho bittercressCardamine oligosperma var. oligosperma Nutt. little western bittercressCardamine pensylvanica Muhl. ex Willd. Pennsylvania bittercressCardaria draba (L.) Desv. pepperweed whitetopCardaria pubescens (C.A. Mey.) Jarmolenko hairy whitetopCaulanthus crassicaulis (Torr.) S. Wats. thickstem wild cabbageCaulanthus crassicaulis var. crassicaulis (Torr.) S. Wats. thickstem wild cabbageCaulanthus pilosus S. Wats. hairy wild cabbageChorispora tenella (Pallas) DC.


crossflowerConringia orientalis (L.) Dumort. hare's ear mustardCusickiella douglasii (Gray) Rollins alkali false whitlowgrassDescurainia californica (Gray) O.E. Schulz Sierran tansymustardDescurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn mountain tansymustardDescurainia incana ssp. incana (Bernh. ex Fisch. & C.A. Mey.) Dorn mountain tansymustardDescurainia incana ssp. incisa (Engelm.) Kartesz & Gandhi mountain tansymustardDescurainia incana ssp. procera (Greene) Kartesz & Gandhi mountain tansymustardDescurainia incana ssp. viscosa (Rydb.) Kartesz & Gandhi mountain tansymustardDescurainia pinnata (Walt.) Britt. western tansymustardDescurainia pinnata ssp. filipes (Gray) Detling western tansymustardDescurainia pinnata ssp. halictorum (Cockerell) Detling western tansymustardDescurainia pinnata ssp. intermedia (Rydb.) Detling western tansymustardDescurainia pinnata ssp. nelsonii (Rydb.) Detling Nelson's tansymustardDescurainia pinnata ssp. paysonii Detling Payson's tansymustardDescurainia sophia (L.) Webb ex Prantl herb sophiaDraba albertina Greene slender whitlowgrassDraba argyrea Rydb. silver whitlowgrassDraba aurea Vahl ex Hornem. golden whitlowgrassDraba breweri S. Wats. cushion whitlowgrassDraba breweri var. cana (Rydb.) RollinsDraba crassifolia Graham snowbed whitlowgrassDraba crassifolia var. crassifolia Graham snowbed whitlowgrassDraba densifolia Nutt.

denseleaf whitlowgrassDraba fladnizensis Wulfen Austrian whitlowgrassDraba globosa Payson beavertip whitlowgrassDraba hitchcockii Rollins Lost River whitlowgrassDraba incerta Payson Yellowstone whitlowgrassDraba lonchocarpa Rydb. lancepod whitlowgrassDraba lonchocarpa var. lonchocarpa Rydb. lancepod whitlowgrassDraba nemorosa L. woodland whitlowgrassDraba oligosperma Hook. fewseed whitlowgrassDraba oreibata J.F. Macbr. & Payson ex Payson limestone whitlowgrassDraba paysonii J.F. Macbr. Payson's whitlowgrassDraba paysonii var. treleasii (O.E. Schulz) C.L. Hitchc. Trelease's whitlowgrassDraba platycarpa Torr. & Gray broadpod whitlowgrassDraba praealta Greene tall whitlowgrassDraba reptans (Lam.) Fern. Carolina whitlowgrassDraba sphaerocarpa J.F. Macbr. & Payson globefruit whitlowgrassDraba trichocarpa Rollins Stanley Creek whitlowgrassDraba verna L. spring whitlowgrassErucastrum gallicum (Willd.) O.E. Schulz common dogmustardErysimum capitatum (Dougl. ex Hook.) Greene sanddune wallflowerErysimum capitatum var. argillosum (Greene) R.J. Davis sanddune wallflowerErysimum capitatum var. capitatum (Dougl. ex Hook.) Greene sanddune wallflowerErysimum capitatum var. perenne (S. Wats. ex Coville) R.J. Davis sanddune wallflower


Erysimum cheiranthoides L. wormseed wallflowerErysimum inconspicuum (S. Wats.) MacM. shy wallflowerErysimum inconspicuum var. inconspicuum (S. Wats.) MacM. shy wallflowerErysimum occidentale (S. Wats.) B.L. Robins. pale wallflowerErysimum repandum L. spreading wallflowerEuclidium syriacum (L.) Ait. f. Syrian mustardHalimolobos perplexa (Henderson) Rollins perplexed halimolobosHalimolobos perplexa var. lemhiensis C.L. Hitchc. Lemhi halimolobosHalimolobos perplexa var. perplexa (Henderson) Rollins perplexed halimolobosHalimolobos virgata (Nutt.) O.E. Schulz rod halimolobosHesperis matronalis L. dames rocketHutchinsia procumbens (L.) Desv. prostrate hutchinsiaIdahoa scapigera (Hook.) A. Nels. & J.F. Macbr. oldstem idahoaIsatis tinctoria L. Dyer's woadLepidium bourgeauanum Thellung Bourgeau's pepperweedLepidium campestre (L.) Ait. f. field pepperweedLepidium davisii Rollins Davis' pepperweedLepidium densiflorum Schrad. common pepperweedLepidium densiflorum var. elongatum (Rydb.) Thellung tall pepperweedLepidium densiflorum var. pubecarpum (A. Nels.) Thellung babyseed pepperweedLepidium dictyotum Gray net pepperweedLepidium dictyotum var. dictyotum Gray alkali pepperweedLepidium latifolium L.

broadleaved pepperweedLepidium montanum Nutt. mountain pepperweedLepidium montanum var. montanum Nutt. mountain pepperweedLepidium papilliferum (Henderson) A. Nels. & J.F. Macbr. Idaho pepperweedLepidium perfoliatum L. clasping pepperweedLepidium ramosissimum A. Nels. manybranched pepperweedLepidium virginicum L. Virginia pepperweedLepidium virginicum var. medium (Greene) C.L. Hitchc. medium pepperweedLepidium virginicum var. pubescens (Greene) Thellung hairy pepperweedLesquerella alpina (Nutt.) S. Wats. alpine bladderpodLesquerella carinata Rollins Idaho bladderpodLesquerella douglasii S. Wats. Douglas' bladderpodLesquerella kingii S. Wats. King bladderpodLesquerella kingii ssp. diversifolia (Greene) Rollins & Shaw Wallowa bladderpodLesquerella kingii ssp. kingii S. Wats. King bladderpodLesquerella kingii ssp. kingii var. cobrensis Rollins & Shaw King bladderpodLesquerella multiceps Maguire manyhead bladderpodLesquerella occidentalis S. Wats. western bladderpodLesquerella occidentalis ssp. occidentalis S. Wats. western bladderpodLesquerella paysonii Rollins Payson's bladderpodLesquerella prostrata A. Nels. low bladderpodMalcolmia africana (L.) Ait. f. African mustardNasturtium nasturtium-aquaticum (L.) Karsten = Rorippa nasturtium-aquaticum


Phoenicaulis cheiranthoides Nutt. wallflower phoenicaulisPhysaria acutifolia Rydb. sharpleaf twinpodPhysaria acutifolia var. acutifolia Rydb. southern twinpodPhysaria didymocarpa (Hook.) Gray common twinpodPhysaria didymocarpa var. lyrata C.L. Hitchc. Idaho twinpodPhysaria geyeri (Hook.) Gray Geyer's twinpodPhysaria geyeri var. geyeri (Hook.) Gray Geyer's twinpodPhysaria geyeri var. purpurea Rollins purple twinpodPhysaria oregona S. Wats. Oregon twinpodPolyctenium fremontii (S. Wats.) Greene Fremont's polycteniumPolyctenium fremontii var. fremontii (S. Wats.) Greene Fremont's combleafRaphanus sativus L. wild radishRorippa alpina (S. Wats.) Rydb. alpine yellowcressRorippa austriaca (Crantz) Bess. Austrian yellowcressRorippa calycina (Engelm.) Rydb. persistent sepal yellowcressRorippa curvipes Greene bluntleaf yellowcressRorippa curvipes var. curvipes Greene bluntleaf yellowcressRorippa curvipes var. truncata (Jepson) RollinsRorippa curvisiliqua (Hook.) Bess. ex Britt. curvepod yellowcressRorippa curvisiliqua var. curvisiliqua (Hook.) Bess. ex Britt. curvepod yellowcressRorippa curvisiliqua var. lyrata (Nutt.) M.E. Peck ex C.L. Hitchc. lyrateleaf yellowcressRorippa curvisiliqua var. orientalis R. Stuckey oriental yellowcressRorippa curvisiliqua var. procumbens R. Stuckey curvepod yellowcress

Rorippa curvisiliqua var. spatulata R. Stuckey curvepod yellowcressRorippa nasturtium-aquaticum (L.) Hayek watercressRorippa palustris (L.) Bess. bog yellowcressRorippa palustris ssp. fernaldiana (Butters & Abbe) Jonsell Fernald's yellowcressRorippa palustris ssp. hispida (Desv.) Jonsell hispid yellowcressRorippa palustris ssp. occidentalis (S. Wats.) Abrams western bog yellowcressRorippa sinuata (Nutt.) A.S. Hitchc. spreading yellowcressRorippa sylvestris (L.) Bess. creeping yellowcressRorippa tenerrima Greene Modoc yellowcressRorippa teres (Michx.) R. Stuckey southern marsh yellowcressSchoenocrambe linifolia (Nutt.) Greene flaxleaf plainsmustardSinapis alba L. white mustardSinapis arvensis L. charlock mustardSinapis nigra L. = Brassica nigraSisymbrium altissimum L. tall tumblemustardSisymbrium loeselii L. small tumbleweed mustardSisymbrium officinale (L.) Scop. hedgemustardSmelowskia calycina (Steph. ex Willd.) C.A. Mey. alpine smelowskiaStanleya confertiflora (B.L. Robins.) T.J. Howell Oregon princesplumeStanleya pinnata (Pursh) Britt. desert princesplumeStanleya pinnata var. pinnata (Pursh) Britt. pinnate princesplumeStanleya tomentosa Parry hairy princesplumeStanleya tomentosa var. runcinata (Rydb.) Rollins


woolly princesplumeStanleya viridiflora Nutt. green princesplumeStreptanthella longirostris (S. Wats.) Rydb. longbeak streptanthellaStreptanthus cordatus Nutt. heartleaf twistflowerSubularia aquatica L. waterawlwortSubularia aquatica var. americana (Mulligan & Calder) Boivin American waterawlwortTeesdalia nudicaulis (L.) Ait. f. barestem teesdaliaThelypodium eucosmum B.L. Robins. world thelypodyThelypodium integrifolium (Nutt.) Endl. ex Walp. entireleaved thelypodyThelypodium integrifolium ssp. integrifolium (Nutt.) Endl. ex Walp. entireleaved thelypodyThelypodium laciniatum (Hook.) Endl. ex Walp. cutleaf thelypodyThelypodium milleflorum A. Nels. manyflower thelypodyThelypodium repandum Rollins wavyleaf thelypodyThelypodium sagittatum (Nutt. ex Torr. & Gray) Endl. ex Walp. arrow thelypodyThelypodium sagittatum ssp. sagittatum (Nutt. ex Torr. & Gray) Endl. ex Walp. arrow thelypodyThlaspi arvense L. field pennycressThlaspi idahoense Payson alpine pennycressThlaspi idahoense var. aileeniae (Rollins) RollinsThlaspi montanum L. alpine pennycressThlaspi montanum var. montanum L. alpine pennycressThlaspi parviflorum A. Nels. meadow pennycressThysanocarpus curvipes Hook. sand fringepod

CUCURBITACEAEEchinocystis lobata (Michx.) Torr. & Gray wild cucumberMarah oreganus (Torr. ex S. Wats.) T.J. Howell coastal manroot

CUPRESSACEAEJuniperus communis L. common juniperJuniperus communis var. montana Ait. common juniperJuniperus occidentalis Hook. western juniperJuniperus occidentalis var. occidentalis Hook. western juniperJuniperus osteosperma (Torr.) Little Utah juniperJuniperus scopulorum Sarg. Rocky Mountain juniperJuniperus sibirica Burgsd. = Juniperus communis var. montanaThuja plicata Donn ex D. Don western redcedar

CUSCUTACEAECuscuta approximata Bab. alfalfa dodderCuscuta approximata var. urceolata (Kunze) Yuncker alfalfa dodderCuscuta californica Hook. & Arn. chaparral dodderCuscuta californica var. breviflora Engelm. California dodderCuscuta cephalanthi Engelm. buttonbush dodderCuscuta denticulata Engelm. desert dodderCuscuta denticulata var. denticulata Engelm. smalltooth dodderCuscuta gronovii Willd. ex J.A. Schultes scaldweedCuscuta gronovii var. gronovii Willd. ex J.A. Schultes love dodder


Cuscuta indecora Choisy bigseed alfalfa dodderCuscuta indecora var. neuropetala (Engelm.) A.S. Hitchc. bigseed dodderCuscuta pentagona Engelm. fiveangled dodderCuscuta pentagona var. pentagona Engelm. fiveangled dodder

DENNSTAEDTIACEAEPteridium aquilinum (L.) Kuhn western brackenfernPteridium aquilinum var. pubescens Underwood hairy brackenfern

DIPSACACEAEDipsacus fullonum L. Fuller's teaselKnautia arvensis (L.) Coult. field scabiosa

DROSERACEAEDrosera anglica Huds. English sundewDrosera longifolia L. = Drosera anglicaDrosera rotundifolia L. roundleaf sundew

DRYOPTERIDACEAEAthyrium americanum (Butters) Maxon alpine ladyfernAthyrium filix-femina (L.) Roth common ladyfernAthyrium filix-femina ssp. cyclosorum (Rupr.) C. Christens. subarctic ladyfernCystopteris fragilis (L.) Bernh. brittle bladderfernDryopteris carthusiana (Vill.) H.P. Fuchs spinulose woodfernDryopteris cristata (L.) Gray crested woodfern

Dryopteris expansa (K. Presl) Fraser-Jenkins & Jermy spreading woodfernDryopteris filix-mas (L.) Schott male fernDryopteris intermedia (Muhl. ex Willd.) Gray intermediate woodfernGymnocarpium dryopteris (L.) Newman western oakfernGymnocarpium robertianum (Hoffmann) Newman scented oakfernPolystichum andersonii Hopkins Anderson's hollyfernPolystichum braunii (Spenner) Fee Braun's hollyfernPolystichum kruckebergii W.H. Wagner Kruckeberg's hollyfernPolystichum lemmonii Underwood Lemmon's hollyfernPolystichum lonchitis (L.) Roth northern hollyfernPolystichum munitum (Kaulfuss) K. Presl western swordfernPolystichum scopulinum (D.C. Eat.) Maxon mountain hollyfernWoodsia oregana D.C. Eat. Oregon woodsiaWoodsia oregana ssp. oregana D.C. Eat. Oregon cliff fernWoodsia scopulina D.C. Eat. Rocky Mountain woodsia

ELAEAGNACEAEElaeagnus angustifolia L. Russian oliveElaeagnus commutata Bernh. ex Rydb. silverberryShepherdia argentea (Pursh) Nutt. silver buffaloberryShepherdia canadensis (L.) Nutt. russet buffaloberry

ELATINACEAEElatine californica Gray California waterwort


Elatine triandra Schkuhr threestamen waterwort

EQUISETACEAEEquisetum X ferrissii Clute (pro sp.) Ferriss' horsetailEquisetum X mackaii (Newm.) Brichan MacKai's horsetailEquisetum arvense L. field horsetailEquisetum fluviatile L. water horsetailEquisetum hyemale L. scouringrush horsetailEquisetum hyemale var. affine (Engelm.) A.A. Eat. scouringrush horsetailEquisetum laevigatum A. Braun smooth horsetailEquisetum palustre L. marsh horsetailEquisetum pratense Ehrh. meadow horsetailEquisetum scirpoides Michx. dwarf scouringrushEquisetum sylvaticum L. woodland horsetailEquisetum telmateia Ehrh. giant horsetailEquisetum telmateia var. braunii (Milde) Milde giant horsetailEquisetum variegatum Schleich. ex F. Weber & D.M.H. Mohr variegated scouringrushEquisetum variegatum var. variegatum Schleich. ex F. Weber & D.M.H. Mohr variegated scouringrush

ERICACEAEAllotropa virgata Torr. & Gray ex Gray sugarstickAndromeda polifolia L. bog rosemaryArctostaphylos uva-ursi (L.) Spreng. kinnikinnick

Cassiope mertensiana (Bong.) D. Don western moss heatherCassiope mertensiana var. gracilis (Piper) C.L. Hitchc. western moss heatherChimaphila menziesii (R. Br. ex D. Don) Spreng. little prince's pineChimaphila umbellata (L.) W. Bart. pipsissewaChimaphila umbellata ssp. occidentalis (Rydb.) Hulten pipsissewaGaultheria hispidula (L.) Muhl. ex Bigelow creeping snowberryGaultheria humifusa (Graham) Rydb. alpine spicywintergreenGaultheria ovatifolia Gray western teaberryKalmia microphylla (Hook.) Heller alpine laurelKalmia polifolia Wangenh. bog laurelKalmia polifolia ssp. microphylla (Hook.) Calder & Taylor = Kalmia microphyllaLedum glandulosum Nutt. Western LabradorteaLedum groenlandicum Oeder bog LabradorteaMenziesia ferruginea Sm. rusty menziesiaMoneses uniflora (L.) Gray single delightMoneses uniflora ssp. uniflora (L.) Gray oneflowered woodnymphMonotropa hypopithys L. pinesapMonotropa uniflora L. IndianpipeOrthilia secunda (L.) House sidebells wintergreenOxycoccus = Vaccinium Phyllodoce X intermedia (Hook.) Rydb. (pro sp.) hybrid mountainheathPhyllodoce empetriformis (Sm.) D. Don pink mountainheathPhyllodoce glanduliflora (Hook.) Coville


yellow mountainheathPterospora andromedea Nutt. woodland pinedropsPyrola asarifolia Michx. liverleaf wintergreenPyrola asarifolia ssp. asarifolia Michx. liverleaf wintergreenPyrola asarifolia ssp. bracteata (Hook.) Haber pink wintergreenPyrola chlorantha Sw. greenflowered wintergreenPyrola elliptica Nutt. waxflower shinleafPyrola minor L. snowline wintergreenPyrola picta Sm. whiteveined wintergreenPyrola rotundifolia ssp. asarifolia (Michx.) A.& D. Love = Pyrola asarifolia ssp. asarifoliaPyrola secunda L. = Orthilia secundaRhododendron albiflorum Hook. Cascade azaleaVaccinium X nubigenum Fern. (pro sp.) vacciniumVaccinium cespitosum Michx. dwarf blueberryVaccinium cespitosum var. cespitosum Michx. tall bilberryVaccinium membranaceum Dougl. ex Torr. blue huckleberryVaccinium myrtillus L. whortleberryVaccinium ovalifolium Sm. ovalleaf blueberryVaccinium oxycoccos L. small cranberryVaccinium scoparium Leib. ex Coville grouse whortleberryVaccinium uliginosum L. bog blueberry

EUPHORBIACEAEChamaesyce glyptosperma (Engelm.) Small ribseed sandmatChamaesyce maculata (L.) Small spotted sandmatChamaesyce ocellata (Dur. & Hilg.) Millsp. Contura Creek sandmatChamaesyce ocellata ssp. arenicola (Parish) Thorne Contura Creek sandmatChamaesyce serpyllifolia (Pers.) Small thymeleaf sandmatChamaesyce serpyllifolia ssp. serpyllifolia (Pers.) Small thymeleaf sandmatCroton setigerus Hook. crotonEremocarpus setigerus (Hook.) Benth. = Croton setigerusEuphorbia cyparissias L. cypress spurgeEuphorbia esula L. wolf's milkEuphorbia glyptosperma Engelm. = Chamaesyce glyptospermaEuphorbia maculata L. = Chamaesyce maculataEuphorbia peplus L. petty spurgeEuphorbia robusta (Engelm.) Small Rocky Mountain spurgeEuphorbia serpyllifolia Pers. = Chamaesyce serpyllifolia ssp. serpyllifoliaEuphorbia spathulata Lam. warty spurgeGalarhoeus peplus (L.) Haw. = Euphorbia peplus

FUMARIACEAECorydalis aurea Willd. scrambledeggsCorydalis caseana Gray Sierran fumewortCorydalis caseana ssp. cusickii (S. Wats.) G.B. Ownbey Cusick's fumewort


Corydalis caseana ssp. hastata (Rydb.) G.B. Ownbey Sierran fumewortDicentra cucullaria (L.) Bernh. dutchman's breechesDicentra formosa (Haw.) Walp. Pacific bleedingheartsDicentra uniflora Kellogg longhorn steershead

GENTIANACEAECentaurium erythraea Rafn European centauryCentaurium exaltatum (Griseb.) W. Wight ex Piper desert centauryCentaurium muehlenbergii (Griseb.) W. Wight ex Piper Muhlenberg's centauryErythraea centaurium of authors = Centaurium erythraeaFrasera albicaulis Dougl. ex Griseb. whitestem elkweedFrasera albicaulis var. albicaulis Dougl. ex Griseb. whitestem elkweedFrasera albicaulis var. cusickii (Gray) C.L. Hitchc. Cusick's elkweedFrasera albicaulis var. idahoensis (St. John) C.L. Hitchc. Idaho elkweedFrasera albicaulis var. nitida (Benth.) C.L. Hitchc. whitestem elkweedFrasera fastigiata (Pursh) Heller clustered elkweedFrasera montana Mulford white elkweedFrasera speciosa Dougl. ex Griseb. showy fraseraGentiana acuta Michx. = Gentianella amarella ssp. acutaGentiana affinis Griseb. pleated gentianGentiana amarella L. auct. p.p. = Gentianella amarella ssp. acutaGentiana bigelovii Gray = Gentiana affinisGentiana calycosa Griseb. Rainier pleated gentian

Gentiana elegans A. Nels. = Gentianopsis thermalisGentiana parryi Engelm. Parry's gentianGentiana prostrata Haenke pygmy gentianGentiana simplex Gray = Gentianopsis simplexGentiana tenella Rottb. = Gentianella tenella ssp. tenellaGentiana thermalis Kuntze = Gentianopsis thermalisGentianella amarella (L.) Boerner autumn dwarfgentianGentianella amarella ssp. acuta (Michx.) J. Gillett autumn dwarfgentianGentianella amarella ssp. heterosepala (Engelm.) J. Gillett autumn dwarfgentianGentianella propinqua (Richards.) J. Gillett fourpart dwarfgentianGentianella tenella (Rottb.) Boerner Dane's dwarfgentianGentianella tenella ssp. tenella (Rottb.) Boerner Dane's dwarfgentianGentianopsis simplex (Gray) Iltis oneflower fringedgentianGentianopsis thermalis (Kuntze) Iltis Rocky Mountain fringedgentianLomatogonium rotatum (L.) Fries ex Fern. marsh felwortSwertia perennis L. star gentianSwertia radiata (Kellogg) Kuntze = Frasera speciosa

GERANIACEAEErodium cicutarium (L.) L'Her. ex Ait. redstem stork's billGeranium bicknellii Britt. Bicknell's cranesbillGeranium carolinianum L. Carolina geraniumGeranium pusillum L. small geranium


Geranium richardsonii Fisch. & Trautv. Richardson's geraniumGeranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. sticky geraniumGeranium viscosissimum var. nervosum (Rydb.) C.L. Hitchc. sticky purple geraniumGeranium viscosissimum var. viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. sticky purple geranium

GROSSULARIACEAEGrossularia = Ribes Ribes acerifolium T.J. Howell mapleleaf currantRibes aureum Pursh golden currantRibes aureum var. aureum Pursh golden currantRibes cereum Dougl. wax currantRibes cereum var. cereum Dougl. wax currantRibes cereum var. colubrinum C.L. Hitchc. wax currantRibes cereum var. pedicellare Brewer & S. Wats. whisky currantRibes hudsonianum Richards. northern black currantRibes hudsonianum var. hudsonianum Richards. Hudson Bay currantRibes hudsonianum var. petiolare (Dougl.) Jancz. western black currantRibes inerme Rydb. whitestem gooseberryRibes inerme var. inerme Rydb. whitestem gooseberryRibes lacustre (Pers.) Poir. prickly currantRibes laxiflorum Pursh trailing black currantRibes montigenum McClatchie gooseberry currantRibes niveum Lindl.

snow currantRibes oxyacanthoides L. Canadian gooseberryRibes oxyacanthoides ssp. cognatum (Greene) Sinnott stream currantRibes oxyacanthoides ssp. hendersonii (C.L. Hitchc.) Sinnott Henderson's currantRibes oxyacanthoides ssp. irriguum (Dougl.) Sinnott Idaho gooseberryRibes oxyacanthoides ssp. setosum (Lindl.) Sinnott inland gooseberryRibes sanguineum Pursh redflower currantRibes sanguineum var. sanguineum Pursh redflower currantRibes velutinum Greene desert gooseberryRibes velutinum var. gooddingii (M.E. Peck) C.L. Hitchc. Gooding's gooseberryRibes velutinum var. velutinum Greene desert gooseberryRibes viscosissimum Pursh sticky currantRibes viscosissimum var. viscosissimum Pursh sticky currantRibes wolfii Rothrock Wolf's currant

HALORAGACEAEMyriophyllum aquaticum (Vell.) Verdc. parrot feather watermilfoilMyriophyllum quitense Kunth Andean watermilfoilMyriophyllum sibiricum Komarov shortspike watermilfoilMyriophyllum verticillatum L. whorlleaf watermilfoil

HIPPURIDACEAEHippuris vulgaris L. common marestail

HYDRANGEACEAEIDAHO FLORA Checklist

Philadelphus lewisii Pursh Lewis' mockorangePhiladelphus lewisii var. gordonianus (Lindl.) Jepson Gordon's mockorangePhiladelphus lewisii var. helleri (Rydb.) Hu Heller's mockorangePhiladelphus lewisii var. intermedius (A. Nels.) Hu intermediate mockorangePhiladelphus lewisii var. lewisii Pursh Lewis' mockorangePhiladelphus lewisii var. platyphyllus (Rydb.) Hu Lewis' mockorangePhiladelphus oreganus Nutt. ex Torr. & Gray Oregon mockorangePhiladelphus trichothecus Hu Columbian mockorange

HYDROCHARITACEAEElodea bifoliata St. John twoleaf waterweedElodea canadensis Michx. Canadian waterweedElodea nuttallii (Planch.) St. John western waterweed

HYDROPHYLLACEAEEllisia nyctelea (L.) L. Aunt LucyHesperochiron californicus (Benth.) S. Wats. California hesperochironHesperochiron pumilus (Dougl. ex Griseb.) Porter dwarf hesperochironHydrophyllum capitatum Dougl. ex Benth. ballhead waterleafHydrophyllum capitatum var. alpinum S. Wats. alpine waterleafHydrophyllum capitatum var. capitatum Dougl. ex Benth. ballhead waterleafHydrophyllum fendleri (Gray) Heller Fendler's waterleafHydrophyllum fendleri var. albifrons (Heller) J.F. Macbr. white waterleafHydrophyllum fendleri var. fendleri (Gray) Heller Fendler's waterleaf

Hydrophyllum occidentale (S. Wats.) Gray western waterleafNama aretioides (Hook. & Arn.) Brand ground namaNama densum J.G. Lemmon leafy namaNama densum var. parviflorum (Greenm.) C.L. Hitchc. leafy fiddleleafNemophila breviflora Gray basin nemophilaNemophila kirtleyi Henderson Kirtley's nemophilaNemophila parviflora Dougl. ex Benth. smallflower nemophilaNemophila parviflora var. austiniae (Eastw.) Brand grooveloverNemophila pedunculata Dougl. ex Benth. littlefoot nemophilaPhacelia franklinii (R. Br.) Gray Franklin's phaceliaPhacelia glandulifera PiperPhacelia glandulosa Nutt. glandular phaceliaPhacelia hastata Dougl. ex Lehm. silverleaf phaceliaPhacelia hastata var. hastata Dougl. ex Lehm. silverleaf phaceliaPhacelia heterophylla Pursh varileaf phaceliaPhacelia heterophylla ssp. heterophylla Pursh varileaf phaceliaPhacelia heterophylla ssp. virgata (Greene) Heckard varileaf phaceliaPhacelia idahoensis Henderson Idaho phaceliaPhacelia incana Brand hoary phaceliaPhacelia inconspicua Greene hidden scorpionweedPhacelia ivesiana Torr. Ives' phaceliaPhacelia ivesiana var. ivesiana Torr. Ives' phaceliaPhacelia leptosepala Rydb. narrowsepal scorpionweed


Phacelia linearis (Pursh) Holz. threadleaf phaceliaPhacelia lutea (Hook. & Arn.) J.T. Howell yellow phaceliaPhacelia lutea var. calva Cronq. Owyhee phaceliaPhacelia lutea var. lutea (Hook. & Arn.) J.T. Howell yellow phaceliaPhacelia lyallii (Gray) Rydb. alpine phaceliaPhacelia minutissima Henderson small phaceliaPhacelia procera Gray mountain phaceliaPhacelia ramosissima Dougl. ex Lehm. branching phaceliaPhacelia ramosissima var. subglabra M.E. Peck branching phaceliaPhacelia rattanii Gray Rattan's phaceliaPhacelia scopulina (A. Nels.) J.T. Howell Debeque phaceliaPhacelia scopulina var. scopulina (A. Nels.) J.T. Howell Debeque phaceliaPhacelia sericea (Graham) Gray silky phaceliaPhacelia sericea ssp. ciliosa (Rydb.) Gillett purplefringePhacelia sericea ssp. sericea (Graham) Gray purplefringePhacelia thermalis Greene heated phaceliaRomanzoffia sitchensis Bong. Sitka mistmaiden

IRIDACEAEIris missouriensis Nutt. Rocky Mountain irisOlsynium douglasii (A. Dietr.) Bickn. Douglas' olsyniumOlsynium douglasii var. douglasii (A. Dietr.) Bickn. Douglas' olsyniumOlsynium douglasii var. inflatum (Suksdorf) Cholewa & D. Henderson inflated olsynium

Sisyrinchium halophilum Greene Nevada blueeyed grassSisyrinchium idahoense Bickn. Idaho blueeyed grassSisyrinchium idahoense var. idahoense Bickn. Idaho blueeyed grassSisyrinchium idahoense var. occidentale (Bickn.) D. Henderson Idaho blueeyed grassSisyrinchium montanum Greene mountain blueeyed grassSisyrinchium montanum var. montanum Greene mountain blueeyed grassSisyrinchium septentrionale Bickn. northern blueeyed grass

ISOETACEAEIsoetes bolanderi Engelm. Bolander's quillwortIsoetes bolanderi var. bolanderi Engelm. Bolander's quillwortIsoetes howellii Engelm. Howell's quillwortIsoetes nuttallii A. Braun ex Engelm. Nuttall's quillwortIsoetes nuttallii var. nuttallii A. Braun ex Engelm. Nuttall's quillwortIsoetes occidentalis Henderson western quillwort

JUNCAGINACEAELilaea scilloides (Poir.) Hauman awlleaf lilaeaTriglochin maritimum L. seaside arrowgrassTriglochin palustre L. marsh arrowgrass

LABIATAEAgastache cusickii (Greenm.) Heller Cusick's giant hyssopAgastache cusickii var. parva Cronq. = Agastache cusickiiAgastache urticifolia (Benth.) Kuntze


nettleleaf giant hyssopAgastache urticifolia var. urticifolia (Benth.) Kuntze nettleleaf giant hyssopDracocephalum parviflorum Nutt. American dragonheadDracocephalum thymiflorum L. thymeleaf dragonheadGaleopsis tetrahit L. brittlestem hempnettleGaleopsis tetrahit var. tetrahit L. brittlestem hempnettleGlechoma hederacea L. groundivyGlechoma hederacea var. hederacea L. groundivyLamium amplexicaule L. henbit deadnettleLamium purpureum L. purple deadnettleLeonurus cardiaca L. common motherwortLycopus americanus Muhl. ex W. Bart. American waterhorehoundLycopus asper Greene rough bugleweedLycopus uniflorus Michx. northern bugleweedMarrubium vulgare L. horehoundMentha X piperita L. (pro sp.) peppermintMentha arvensis L. wild mintMentha arvensis auct. non L. = Mentha canadensisMentha canadensis L. Canadian mintMentha spicata L. spearmintMentha viridis L. = Mentha spicataMicromeria chamissonis (Benth.) Greene = Satureja douglasiiMonarda fistulosa L. wildbergamot beebalm

Monarda fistulosa ssp. fistulosa L. wildbergamot beebalmMonarda fistulosa ssp. fistulosa var. menthifolia (Graham) Fern. mintleaf beebalmMonarda menthifolia Graham = Monarda fistulosa ssp. fistulosa var. menthifoliaMonardella glauca GreeneMonardella odoratissima Benth. Pacific monardellaMonardella odoratissima ssp. odoratissima Benth. alpine mountainbalmNepeta cataria L. catnipPhysostegia parviflora Nutt. ex Gray western false dragonheadPrunella vulgaris L. common selfhealPrunella vulgaris ssp. lanceolata (W. Bart.) Hulten lance selfhealPrunella vulgaris ssp. vulgaris L. common selfhealSalvia carnosa Dougl. ex Greene = Salvia dorrii ssp. dorrii var. incanaSalvia dorrii (Kellogg) Abrams grayball sageSalvia dorrii ssp. dorrii (Kellogg) Abrams Dorr's sageSalvia dorrii ssp. dorrii var. dorrii (Kellogg) Abrams Dorr's sageSalvia dorrii ssp. dorrii var. incana (Benth.) Strachan purple sageSalvia pratensis L. introduced sageSalvia sclarea L. Europe sageSatureja douglasii (Benth.) Briq. yerba buenaScutellaria angustifolia Pursh narrowleaf skullcapScutellaria antirrhinoides Benth. nose skullcapScutellaria epilobiifolia A. Hamilton = Scutellaria galericulataScutellaria galericulata L. marsh skullcap


Scutellaria lateriflora L. blue skullcapScutellaria lateriflora var. lateriflora L. blue skullcapScutellaria nana Gray dwarf skullcapStachys palustris L. marsh hedgenettleStachys palustris ssp. pilosa (Nutt.) Epling marsh hedgenettleStachys rigida Nutt. ex Benth. = Stachys palustris ssp. pilosaTeucrium canadense L. Candad germanderTeucrium canadense var. occidentale (Gray) McClintock & Epling western germanderTrichostema oblongum Benth. oblong bluecurls

LEGUMINOSAEAlhagi camelorum Fisch. = Alhagi maurorumAlhagi maurorum Medik. camelthornAmorpha fruticosa L. desert indigobushAstragalus adanus A. Nels. Boise milkvetchAstragalus adsurgens Pallas standing milkvetchAstragalus adsurgens var. robustior Hook. prairie milkvetchAstragalus agrestis Dougl. ex G. Don purple milkvetchAstragalus allochrous Gray halfmoon milkvetchAstragalus allochrous var. playanus IselyAstragalus alpinus L. alpine milkvetchAstragalus alpinus var. alpinus L. alpine milkvetchAstragalus amblytropis Barneby Challis milkvetchAstragalus amnis-amissi Barneby ex C.L. Hitchc.

Custer milkvetchAstragalus anserinus Atwood, Goodrich & Welsh Goose Creek milkvetchAstragalus aquilonius (Barneby) Barneby Lemhi milkvetchAstragalus argophyllus Nutt. silverleaf milkvetchAstragalus argophyllus var. argophyllus Nutt. silverleaf milkvetchAstragalus argophyllus var. martinii M.E. Jones silverleaf milkvetchAstragalus arrectus Gray Palouse milkvetchAstragalus arthurii M.E. Jones waha milkvetchAstragalus atratus S. Wats. mourning milkvetchAstragalus atratus var. inseptus Barneby Fairfield milkvetchAstragalus atratus var. owyheensis (A. Nels. & J.F. Macbr.) M.E. Jones Owyhee milkvetchAstragalus atropubescens Coult. & Fisher hangingpod milkvetchAstragalus australis (L.) Lam. Indian milkvetchAstragalus beckwithii Torr. & Gray Beckwith's milkvetchAstragalus beckwithii var. beckwithii Torr. & Gray Beckwith's milkvetchAstragalus beckwithii var. sulcatus Barneby Beckwith's milkvetchAstragalus beckwithii var. weiserensis M.E. Jones Weiser's milkvetchAstragalus bisulcatus (Hook.) Gray twogrooved milkvetchAstragalus bisulcatus var. bisulcatus (Hook.) Gray twogrooved milkvetchAstragalus bourgovii Gray Bourgov's milkvetchAstragalus calycosus Torr. ex S. Wats. matted poison milkvetchAstragalus calycosus var. calycosus Torr. ex S. Wats. Torrey's milk-vetchAstragalus camptopus Barneby Bruneau milkvetch


Astragalus canadensis L. Canadian milkvetchAstragalus canadensis var. brevidens (Gandog.) Barneby shorttooth Canadian milkvetchAstragalus canadensis var. canadensis L. Canadian milkvetchAstragalus canadensis var. mortonii (Nutt.) S. Wats. Morton's Canadian milkvetchAstragalus caricinus (M.E. Jones) Barneby buckwheat milkvetchAstragalus ceramicus Sheldon painted milkvetchAstragalus ceramicus var. apus Barneby painted milkvetchAstragalus chinensis L. f. Chinese milkvetchAstragalus cibarius Sheldon silky milkvetchAstragalus collinus (Hook.) Dougl. ex G. Don hillside milkvetchAstragalus collinus var. collinus (Hook.) Dougl. ex G. Don hillside milkvetchAstragalus conjunctus S. Wats. Idaho milkvetchAstragalus convallarius Greene timber milkvetchAstragalus convallarius var. convallarius Greene timber milkvetchAstragalus curvicarpus (Heller) J.F. Macbr. curvepod milkvetchAstragalus curvicarpus var. curvicarpus (Heller) J.F. Macbr. curvepod milkvetchAstragalus cusickii Gray Cusick's milkvetchAstragalus cusickii var. cusickii Gray Cusick's milkvetchAstragalus cusickii var. flexilipes Barneby canyon milkvetchAstragalus cusickii var. packardiae Barneby Packard's milkvetchAstragalus cusickii var. sterilis (Barneby) Barneby barren milkvetchAstragalus diversifolius Gray meadow milkvetchAstragalus drummondii Dougl. ex Hook.

Drummond's milkvetchAstragalus eremiticus Sheldon hermit milkvetchAstragalus eucosmus B.L. Robins. elegant milkvetchAstragalus filipes Torr. ex Gray threadstalk milkvetchAstragalus geyeri Gray Geyer's milkvetchAstragalus geyeri var. geyeri Gray Geyer's milkvetchAstragalus gilviflorus Sheldon plains milkvetchAstragalus inflexus Dougl. ex Hook. bent milkvetchAstragalus iodanthus S. Wats. Humboldt River milkvetchAstragalus iodanthus var. diaphanoides Barneby snake milkvetchAstragalus iodanthus var. iodanthus S. Wats. Humboldt River milkvetchAstragalus jejunus S. Wats. starveling milkvetchAstragalus kentrophyta Gray spiny milkvetchAstragalus kentrophyta var. jessiae (M.E. Peck) Barneby spiny milkvetchAstragalus kentrophyta var. tegetarius (S. Wats.) Dorn mat milkvetchAstragalus lentiginosus Dougl. ex Hook. specklepod milkvetchAstragalus lentiginosus var. chartaceus M.E. Jones broadleaf loco milkvetchAstragalus lentiginosus var. lentiginosus Dougl. ex Hook. speckledpod milkvetchAstragalus lentiginosus var. salinus (T.J. Howell) Barneby salty loco milkvetchAstragalus leptaleus Gray meadow milkvetchAstragalus lyallii Gray Lyall's milkvetchAstragalus malacus Gray shaggy milkvetchAstragalus microcystis Gray dwarf milkvetch


Astragalus miser Dougl. weedy milkvetchAstragalus miser var. crispatus (M.E. Jones) Cronq. Lemhi loco milkvetchAstragalus miser var. hylophilus (Rydb.) Barneby woody loco milkvetchAstragalus miser var. miser Dougl. timber milkvetchAstragalus miser var. oblongifolius (Rydb.) Cronq. timber milkvetchAstragalus miser var. praeteritus Barneby Yellowstone loco milkvetchAstragalus miser var. serotinus (Gray ex Cooper) Barneby timber milkvetchAstragalus miser var. tenuifolius (Nutt.) Barneby timber milkvetchAstragalus mulfordiae M.E. Jones Mulford's milkvetchAstragalus newberryi Gray Newberry's milkvetchAstragalus newberryi var. castoreus M.E. Jones Newberry's milkvetchAstragalus newberryi var. newberryi Gray Newberry's milkvetchAstragalus nudisiliquus A. Nels. cobblestone milkvetchAstragalus obscurus S. Wats. arcane milkvetchAstragalus oniciformis Barneby Picabo milkvetchAstragalus paysonii (Rydb.) Barneby Payson's milkvetchAstragalus platytropis Gray broadkeel milkvetchAstragalus purshii Dougl. ex Hook. woollypod milkvetchAstragalus purshii var. concinnus Barneby concinnus milkvetchAstragalus purshii var. glareosus (Dougl. ex Hook.) Barneby gravel milkvetchAstragalus purshii var. ophiogenes (Barneby) Barneby Elmore milkvetchAstragalus purshii var. purshii Dougl. ex Hook. Pursh's milkvetchAstragalus reventus Gray

Blue Mountain milkvetchAstragalus riparius Barneby woodyroot milkvetchAstragalus robbinsii (Oakes) Gray Robbins' milkvetchAstragalus robbinsii var. minor (Hook.) Barneby Robbins' milkvetchAstragalus robbinsii var. occidentalis S. Wats. western milkvetchAstragalus salmonis M.E. Jones Trout Creek milkvetchAstragalus scaphoides (M.E. Jones) Rydb. basalt milkvetchAstragalus sheldonii (Rydb.) Barneby Sheldon's milkvetchAstragalus sinuatus Piper Whited's milkvetchAstragalus spaldingii Gray Spalding's milkvetchAstragalus spatulatus Sheldon tufted milkvetchAstragalus tenellus Pursh looseflower milkvetchAstragalus terminalis S. Wats. railhead milkvetchAstragalus tetrapterus Gray fourwing milkvetchAstragalus toanus M.E. Jones Toano milkvetchAstragalus utahensis (Torr.) Torr. & Gray Utah milkvetchAstragalus vallaris M.E. Jones canyon milkvetchAstragalus vexilliflexus Sheldon bentflower milkvetchAstragalus vexilliflexus var. nubilus Barneby salmon milkvetchAstragalus whitneyi Gray balloon pod milkvetchAstragalus whitneyi var. confusus Barneby conelike milkvetchAstragalus whitneyi var. sonneanus (Greene) Jepson balloon pod milkvetchAstragalus yoder-williamsii Barneby Osgood Mountain milkvetch


Coronilla varia L. purple crownvetchCytisus scoparius (L.) Link scotchbroomCytisus scoparius var. scoparius (L.) Link scotchbroomDalea ornata (Dougl. ex Hook.) Eat. & J. Wright Blue Mountain prairiecloverGlycyrrhiza lepidota Pursh American licoriceHedysarum boreale Nutt. northern sweetvetchHedysarum boreale ssp. boreale Nutt. boreal sweetvetchHedysarum boreale ssp. boreale var. boreale Nutt. boreal sweetvetchHedysarum occidentale Greene western sweetvetchHedysarum sulphurescens Rydb. white sweetvetchLathyrus bijugatus White drypark peavineLathyrus lanszwertii Kellogg thickleaf peavineLathyrus lanszwertii var. aridus (Piper) Jepson Nevada peavineLathyrus lanszwertii var. lanszwertii Kellogg Lanszwert's peavineLathyrus nevadensis S. Wats. Sierran peavineLathyrus nevadensis ssp. cusickii (S. Wats.) C.L. Hitchc. Cusick's peavineLathyrus nevadensis ssp. lanceolatus (T.J. Howell) C.L. Hitchc. Sierran peavineLathyrus nevadensis ssp. lanceolatus var. nuttallii (S. Wats.) C.L. Hitchc. Nuttall's peavineLathyrus nevadensis ssp. lanceolatus var. parkeri (St. John) C.L. Hitchc. Parker's peavineLathyrus nevadensis ssp. lanceolatus var. pilosellus (M.E. Peck) C.L. Hitchc. Sierran peavineLathyrus nevadensis ssp. nevadensis S. Wats. Nevada peavine

Lathyrus ochroleucus Hook. cream peavineLathyrus palustris L. slenderstem peavineLathyrus pauciflorus Fern. fewflower peavineLathyrus pauciflorus var. pauciflorus Fern. fewflower peavineLathyrus pauciflorus var. utahensis (M.E. Jones) Piper ex M.E. Peck Utah peavineLathyrus rigidus White stiff peavineLathyrus sulphureus Brewer ex Gray snub peavineLathyrus sulphureus var. sulphureus Brewer ex Gray snub peavineLathyrus sylvestris L. flat peavineLotus corniculatus L. birdfoot deervetchLotus denticulatus (E. Drew) Greene riverbar birdsfoot trefoilLotus nevadensis (S. Wats.) Greene Nevada birdsfoot trefoilLotus nevadensis var. douglasii (Greene) Ottley Douglas' birdsfoot trefoilLotus pinnatus Hook. meadow birdsfoot trefoilLotus tenuis Waldst. & Kit. ex Willd. narrowleaf birdsfoot trefoilLotus unifoliolatus (Hook.) Benth. American birdsfoot trefoilLotus unifoliolatus var. unifoliolatus (Hook.) Benth. prairie trefoilLupinus X alpestris A. Nels. (pro sp.) lupineLupinus arbustus Dougl. ex Lindl. longspur lupineLupinus arbustus ssp. arbustus Dougl. ex Lindl. longspur lupineLupinus arbustus ssp. arbustus var. montanus (T.J. Howell) D. Dunn longspur lupineLupinus arbustus ssp. calcaratus (Kellogg) D. Dunn quakerbonnet lupineLupinus arbustus ssp. neolaxiflorus D. Dunn


longspur lupineLupinus arbustus ssp. pseudoparviflorus (Rydb.) D. Dunn false lupineLupinus argenteus Pursh silvery lupineLupinus argenteus ssp. argenteus Pursh silvery lupineLupinus argenteus ssp. argenteus var. argenteus Pursh silvery lupineLupinus argenteus ssp. argenteus var. laxiflorus (Dougl. ex Lindl.) Dorn spur lupineLupinus argenteus ssp. rubricaulis (Greene) Hess & D. Dunn silvery lupineLupinus argenteus ssp. spathulatus (Rydb.) Hess & D. Dunn silvery lupineLupinus aridus Dougl. desert lupineLupinus aridus ssp. aridus Dougl. desert lupineLupinus burkei S. Wats. largeleaf lupineLupinus burkei ssp. burkei S. Wats. Burke's lupineLupinus caespitosus Nutt. stemless dwarf lupineLupinus caespitosus var. utahensis (S. Wats.) Cox Utah lupineLupinus caudatus Kellogg tailcup lupineLupinus caudatus ssp. caudatus Kellogg tailcup lupineLupinus cusickii S. Wats. Cusick's lupineLupinus cusickii ssp. cusickii S. Wats. Cusick's lupineLupinus depressus Rydb. depressed lupineLupinus evermannii Rydb. Evermann's lupineLupinus holosericeus Nutt. holo lupineLupinus leucophyllus Dougl. ex Lindl. velvet lupineLupinus leucophyllus ssp. erectus (Henderson) Harmon velvet lupine

Lupinus leucophyllus ssp. leucophyllus Dougl. ex Lindl. velvet lupineLupinus leucophyllus ssp. leucophyllus var. belliae C.P. Sm. velvet lupineLupinus leucophyllus ssp. leucophyllus var. leucophyllus Dougl. ex Lindl. velvet lupineLupinus lyallii Gray dwarf mountain lupineLupinus lyallii ssp. alcis-temporis (C.P. Sm.) Cox dwarf mountain lupineLupinus minimus Dougl. ex Hook. Kettle Falls lupineLupinus ornatus Dougl. ex Lindl. ornate lupineLupinus parviflorus Nutt. ex Hook. & Arn. lodgepole lupineLupinus parviflorus ssp. parviflorus Nutt. ex Hook. & Arn. lodgepole lupineLupinus prunophilus M.E. Jones hairy bigleaf lupineLupinus pusillus Pursh rusty lupineLupinus pusillus ssp. intermontanus (Heller) D. Dunn Intermountain lupineLupinus pusillus ssp. pusillus Pursh rusty lupineLupinus saxosus T.J. Howell rock lupineLupinus sellulus Kellogg Donner Lake lupineLupinus sellulus ssp. sellulus Kellogg Donner Lake lupineLupinus sellulus ssp. sellulus var. lobbii (Gray ex S. Wats.) Cox Lobb's lupineLupinus sellulus ssp. sellulus var. medius (Detling) Cox Donner Lake lupineLupinus sellulus ssp. sellulus var. sellulus Kellogg Donner Lake lupineLupinus sericeus Pursh silky lupineLupinus sericeus ssp. sericeus Pursh silky lupineLupinus sericeus ssp. sericeus var. maximus C.P. Sm. ex Fleak & D. Dunn


silky lupineLupinus sericeus ssp. sericeus var. sericeus Pursh silky lupineLupinus sulphureus Dougl. ex Hook. sulphur lupineLupinus uncialis S. Wats. inchhigh lupineLupinus wyethii S. Wats. Wyeth's lupineLupinus wyethii ssp. wyethii S. Wats. Wyeth's lupineMedicago lupulina L. black medickMedicago polymorpha L. burcloverMedicago sativa L. alfalfaMedicago sativa ssp. sativa L. alfalfaMelilotus albus Medik. = Melilotus officinalisMelilotus indicus (L.) All. annual yellow sweetcloverMelilotus officinalis (L.) Lam. yellow sweetcloverOnobrychis viciifolia Scop. sainfoinOxytropis borealis DC.Oxytropis borealis var. viscida (Nutt.) WelshOxytropis campestris (L.) DC. cold mountain crazyweedOxytropis campestris var. cusickii (Greenm.) Barneby Cusick's crazyweedOxytropis deflexa (Pallas) DC. hangpod crazyweedOxytropis deflexa var. deflexa (Pallas) DC. pendantpod locoweedOxytropis deflexa var. foliolosa (Hook.) Barneby pendantpod locoweedOxytropis deflexa var. sericea Torr. & Gray longstem hangpod crazyweedOxytropis lagopus Nutt. haresfoot pointlocoOxytropis lagopus var. lagopus Nutt. haresfoot locoweed

Oxytropis monticola Gray yellowflower locoweedOxytropis nana Nutt. Wyoming locoweedOxytropis nana var. argophylla (Rydb.) Isely Montana crazyweedOxytropis nana var. besseyi (Rydb.) Isely Bessey's pointvetchOxytropis nana var. salmonensis (Barneby) Isely Salmon River crazyweedOxytropis parryi Gray Parry's crazyweedOxytropis riparia Litv. Ruby Valley pointvetchOxytropis sericea Nutt. silvery oxytropeOxytropis sericea var. spicata (Hook.) Barneby Rocky Mountain locoweedPeteria thompsoniae S. Wats. Thompson's peteriaPsoralea = Psoralidium Psoralidium lanceolatum (Pursh) Rydb. lemon scurfpeaRupertia physodes (Dougl. ex Hook.) J. Grimes forest scurfpeaSphaerophysa salsula (Pallas) DC. alkali swainsonpeaThermopsis gracilis T.J. HowellThermopsis gracilis var. gracilis T.J. HowellThermopsis gracilis var. ovata (B.L. Robins. ex Piper) M. MendenhallThermopsis macrophylla Hook. & Arn. California goldenbannerThermopsis montana var. ovata (B.L. Robins. ex Piper) St. John = Thermopsis gracilis var. ovataThermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richards. prairie thermopsisThermopsis rhombifolia var. montana (Nutt.) Isely mountain thermopsisTrifolium andersonii Gray fiveleaf cloverTrifolium arvense L. rabbitfoot cloverTrifolium aureum Pollich golden clover


Trifolium beckwithii Brewer ex S. Wats. Beckwith's cloverTrifolium campestre Schreb. field cloverTrifolium cyathiferum Lindl. cup cloverTrifolium douglasii House Douglas' cloverTrifolium dubium Sibthorp suckling cloverTrifolium eriocephalum Nutt. woollyhead cloverTrifolium eriocephalum ssp. arcuatum (Piper) J. Gillett woollyhead cloverTrifolium eriocephalum ssp. cusickii (Piper) J. Gillett Cusick's cloverTrifolium eriocephalum ssp. villiferum (House) J. Gillett fuzzyleaf cloverTrifolium fragiferum L. strawberry cloverTrifolium gymnocarpon Nutt. hollyleaf cloverTrifolium gymnocarpon ssp. gymnocarpon Nutt. hollyleaf cloverTrifolium gymnocarpon ssp. plummerae (S. Wats.) J. Gillett Plummer's cloverTrifolium haydenii Porter Hayden's cloverTrifolium haydenii var. haydenii Porter Hayden's cloverTrifolium hybridum L. alsike cloverTrifolium incarnatum L. crimson cloverTrifolium kingii S. Wats. King's cloverTrifolium kingii ssp. macilentum (Greene) J. Gillett King's cloverTrifolium latifolium (Hook.) Greene twin cloverTrifolium longipes Nutt. longstalk cloverTrifolium longipes ssp. multipedunculatum (Kennedy) J. Gillett longstalk cloverTrifolium longipes ssp. oreganum (T.J. Howell) J. Gillett

Oregon cloverTrifolium longipes ssp. pedunculatum (Rydb.) J. Gillett longstalk cloverTrifolium longipes ssp. reflexum (A. Nels.) J. Gillett droopflower cloverTrifolium macrocephalum (Pursh) Poir. largehead cloverTrifolium microcephalum Pursh smallhead cloverTrifolium microdon Hook. & Arn. thimble cloverTrifolium owyheense Gilkey Owyhee cloverTrifolium parryi Gray Parry's cloverTrifolium parryi ssp. montanense (Rydb.) J. Gillett Parry's cloverTrifolium plumosum Dougl. ex Hook. plumed cloverTrifolium plumosum ssp. amplifolium (J.S. Martin) J. Gillett bigleaf cloverTrifolium plumosum ssp. plumosum Dougl. ex Hook. plumed cloverTrifolium pratense L. red cloverTrifolium repens L. white cloverTrifolium variegatum Nutt. whitetip cloverTrifolium wormskioldii Lehm. cows cloverVicia americana Muhl. ex Willd. American vetchVicia americana ssp. americana Muhl. ex Willd. American vetchVicia americana ssp. minor (Hook.) C.R. Gunn mat vetchVicia cracca L. bird vetchVicia sativa L. common vetchVicia sativa ssp. nigra (L.) Ehrh. common vetchVicia sativa ssp. sativa L. garden vetch


Vicia tetrasperma (L.) Schreb. lentil vetchVicia villosa Roth winter vetch

LEMNACEAELemna minor L. common duckweedLemna trisulca L. star duckweedLemna turionifera Landolt turion duckweedLemna valdiviana Phil. valdivia duckweedSpirodela polyrrhiza (L.) Schleid. common duckweedWolffia borealis (Engelm. ex Hegelm.) Landolt ex Landolt & Wildi northern watermeal

LENTIBULARIACEAEPinguicula macroceras Link California butterwortUtricularia intermedia Hayne flatleaf bladderwortUtricularia macrorhiza Le Conte common bladderwortUtricularia minor L. lesser bladderwort

LILIACEAEAllium aaseae Ownbey South Idaho onionAllium acuminatum Hook. tapertip onionAllium anceps Kellogg twinleaf onionAllium bisceptrum S. Wats. twincrest onionAllium bisceptrum var. bisceptrum S. Wats. twincrest onionAllium brandegei S. Wats. Brandegee's onionAllium brevistylum S. Wats.

shortstyle onionAllium cernuum Roth nodding onionAllium columbianum (Ownbey & Mingrone) P. Peterson, Annable & Rieseberg Columbian onionAllium douglasii Hook. Douglas' onionAllium fibrillum M.E. Jones Blue Mountain onionAllium geyeri S. Wats. Geyer's onionAllium geyeri var. geyeri S. Wats. Geyer's onionAllium geyeri var. tenerum M.E. Jones bulbil onionAllium lemmonii S. Wats. Lemmon's onionAllium madidum S. Wats. swamp onionAllium nevadense S. Wats. Nevada onionAllium nevadense var. nevadense S. Wats. Nevada onionAllium parvum Kellogg small onionAllium schoenoprasum L. wild chivesAllium schoenoprasum var. schoenoprasum L. wild chivesAllium simillimum Henderson simil onionAllium textile A. Nels. & J.F. Macbr. textile onionAllium tolmiei (Hook.) Baker ex S. Wats. Tolm's onionAllium tolmiei var. persimile Ownbey sevendevils onionAllium tolmiei var. platyphyllum (Tidestrom) Ownbey Wallowa onionAllium tolmiei var. tolmiei (Hook.) Baker ex S. Wats. Tolm's onionAllium validum S. Wats. Pacific onionAsparagus officinalis L.


garden asparagusCalochortus apiculatus Baker pointedtip Mariposa lilyCalochortus bruneaunis A. Nels. & J.F. Macbr. Bruneau Mariposa lilyCalochortus elegans Pursh northwestern Mariposa lilyCalochortus elegans var. elegans Pursh elegant Mariposa lilyCalochortus elegans var. selwayensis (St. John) Ownbey Selway Mariposa lilyCalochortus eurycarpus S. Wats. white Mariposa lilyCalochortus macrocarpus Dougl. sagebrush Mariposa lilyCalochortus macrocarpus var. macrocarpus Dougl. sagebrush Mariposa lilyCalochortus macrocarpus var. maculosus (A. Nels. & J.F. Macbr.) A. Nels. & J.F. Macbr. Nez Perce Mariposa lilyCalochortus nitidus Dougl. broadfruit Mariposa lilyCalochortus nuttallii Torr. & Gray sego lilyCamassia cusickii S. Wats. Cusick's camasCamassia quamash (Pursh) Greene small camasCamassia quamash ssp. quamash (Pursh) Greene small camasCamassia quamash ssp. utahensis Gould Utah small camasClintonia uniflora (Menzies ex J.A. & J.H. Schultes) Kunth bride's bonnetDisporum hookeri (Torr.) Nichols. drops of goldDisporum hookeri var. oreganum (S. Wats.) Q. Jones Oregon drops of goldDisporum trachycarpum (S. Wats.) Benth. & Hook. f. roughfruit fairybellsErythronium grandiflorum Pursh dogtooth lilyErythronium grandiflorum ssp. candidum Piper yellow avalanchelilyErythronium grandiflorum ssp. chrysandrum Applegate

yellow avalanchelilyErythronium grandiflorum ssp. grandiflorum Pursh yellow avalanchelilyErythronium grandiflorum ssp. nudipetalum Applegate yellow avalanchelilyFritillaria affinis (Schultes) SealyFritillaria affinis var. affinis (Schultes) SealyFritillaria atropurpurea Nutt. spotted missionbellsFritillaria pudica (Pursh) Spreng. yellow missionbellsLeucocrinum montanum Nutt. ex Gray common starlilyLilium columbianum hort. ex Baker Columbian lilyLloydia serotina (L.) Reichenb. common alplilyMaianthemum dilatatum (Wood) A. Nels. & J.F. Macbr. twoleaf false Solomon's sealMaianthemum racemosum (L.) Link feathery false Solomon's sealMaianthemum racemosum ssp. racemosum (L.) Link feather Solomon's sealMaianthemum stellatum (L.) Link starry false Solomon's sealSmilacina racemosa = Maianthemum racemosum Smilacina stellata (L.) Desf. = Maianthemum stellatumStenanthium occidentale Gray western stenanthiumStreptopus amplexifolius (L.) DC. claspleaf twistedstalkStreptopus amplexifolius var. amplexifolius (L.) DC. American twistedstalkStreptopus amplexifolius var. chalazatus Fassett tubercle twistedstalkStreptopus streptopoides (Ledeb.) Frye & Rigg northern twistedstalkStreptopus streptopoides ssp. streptopoides (Ledeb.) Frye & Rigg small twistedstalkStreptopus streptopoides ssp. streptopoides var. brevipes (Baker) Fassett small twistedstalkTofieldia glutinosa (Michx.) Pers.


glutin tofieldiaTofieldia glutinosa ssp. absona C.L. Hitchc. Priest Lake tofieldiaTofieldia glutinosa ssp. brevistyla C.L. Hitchc. sticky tofieldiaTofieldia glutinosa ssp. montana C.L. Hitchc. tal tofieldiaTrillium ovatum Pursh Pacific trilliumTrillium ovatum ssp. ovatum Pursh Pacific trilliumTrillium petiolatum Pursh Idaho trilliumTriteleia grandiflora Lindl. wild hyacinthTriteleia hyacinthina (Lindl.) Greene hyacinth brodiaeaTriteleia hyacinthina var. hyacinthina (Lindl.) Greene fool's onionUvularia amplexifolia L. = Streptopus amplexifolius var. amplexifoliusVeratrum californicum Dur. California false helleboreVeratrum californicum var. californicum Dur. California false helleboreVeratrum californicum var. caudatum (Heller) C.L. Hitchc. cascade false helleboreVeratrum viride Ait. American false helleboreXerophyllum tenax (Pursh) Nutt. common beargrassZigadenus elegans Pursh mountain deathcamasZigadenus paniculatus (Nutt.) S. Wats. foothill deathcamasZigadenus venenosus S. Wats. meadow deathcamasZigadenus venenosus var. gramineus (Rydb.) Walsh ex M.E. Peck grassy deathcamasZigadenus venenosus var. venenosus S. Wats. meadow deathcamas

LIMNANTHACEAEFloerkea proserpinacoides Willd. false mermaidweed

LINACEAELinum kingii S. Wats. King's flaxLinum lewisii Pursh prairie flaxLinum usitatissimum L. common flaxSclerolinon digynum (Gray) Rogers digynum flax

LOASACEAEMentzelia albicaulis (Dougl. ex Hook.) Dougl. ex Torr. & Gray whitestem blazingstarMentzelia albicaulis var. albicaulis (Dougl. ex Hook.) Dougl. ex Torr. & Gray whitestem blazingstarMentzelia congesta Nutt. ex Torr. & Gray united blazingstarMentzelia congesta var. congesta Nutt. ex Torr. & Gray ventana blazingstarMentzelia decapetala (Pursh ex Sims) Urban & Gilg ex Gilg tenpetal blazingstarMentzelia dispersa S. Wats. bushy blazingstarMentzelia dispersa var. compacta (A. Nels.) J.F. Macbr. Nevada blazingstarMentzelia dispersa var. dispersa S. Wats. bushy blazingstarMentzelia dispersa var. latifolia (Rydb.) J.F. Macbr. bushy blazingstarMentzelia laevicaulis (Dougl. ex Hook.) Torr. & Gray smoothstem blazingstarMentzelia laevicaulis var. laevicaulis (Dougl. ex Hook.) Torr. & Gray smoothstem blazingstarMentzelia mollis M.E. Peck soft blazingstarMentzelia torreyi Gray Torrey's blazingstarMentzelia torreyi var. acerosa (M.E. Jones) Barneby


Torrey's blazingstarMentzelia torreyi var. torreyi Gray Torrey's blazingstarMentzelia veatchiana Kellogg whitestem blazingstar

LYCOPODIACEAEHuperzia selago (L.) Bernh. ex Mart. & Schrank fir clubmossHuperzia selago var. densa Trevisan fir clubmossHuperzia selago var. selago (L.) Bernh. ex Mart. & Schrank fir clubmossLycopodiella inundata (L.) Holub inundated clubmossLycopodium X zeilleri (Rouy) Greuter & Burdet Zeiller's clubmossLycopodium alpinum L. alpine clubmossLycopodium annotinum L. stiff clubmossLycopodium annotinum var. annotinum L. stiff clubmossLycopodium clavatum L. running clubmossLycopodium clavatum var. clavatum L. running clubmossLycopodium complanatum L. groundcedarLycopodium dendroideum Michx. tree groundpineLycopodium obscurum L. rare clubmossLycopodium sitchense Rupr. Sitka clubmoss

LYTHRACEAEAmmannia coccinea Rottb. valley redstemLythrum salicaria L. purple loosestrifeRotala ramosior (L.) Koehne lowland rotala

MALVACEAEHibiscus trionum L. flower of an hourIliamna rivularis (Dougl. ex Hook.) Greene streambank globemallowIliamna rivularis var. diversa (A. Nels.) Wiggins streambank wildhollyhockIliamna rivularis var. rivularis (Dougl. ex Hook.) Greene streambank wildhollyhockMalva moschata L. musk mallowMalva neglecta Wallr. common mallowMalva sylvestris L. high mallowMalvella leprosa (Ortega) Krapov. alkali mallowSida hederacea (Dougl. ex Hook.) Torr. ex Gray = Malvella leprosaSidalcea neomexicana Gray New Mexico checkermallowSidalcea neomexicana ssp. crenulata (A. Nels.) C.L. Hitchc. New Mexico checkermallowSidalcea neomexicana ssp. neomexicana Gray New Mexico checkermallowSidalcea oregana (Nutt. ex Torr. & Gray) Gray Oregon checkermallowSidalcea oregana ssp. oregana (Nutt. ex Torr. & Gray) Gray Oregon checkermallowSidalcea oregana ssp. oregana var. maxima (M.E. Peck) C.L. Hitchc. Oregon checkermallowSidalcea oregana ssp. oregana var. nevadensis C.L. Hitchc. Nevada checkermallowSidalcea oregana ssp. oregana var. oregana (Nutt. ex Torr. & Gray) Gray Oregon checkermallowSidalcea oregana ssp. oregana var. procera C.L. Hitchc. Oregon checkermallowSphaeralcea coccinea (Nutt.) Rydb. scarlet globemallowSphaeralcea coccinea ssp. coccinea (Nutt.) Rydb. scarlet globemallowSphaeralcea grossulariifolia (Hook. & Arn.) Rydb. gooseberryleaf globemallow


Sphaeralcea grossulariifolia ssp. grossulariifolia (Hook. & Arn.) Rydb. gooseberryleaf globemallowSphaeralcea munroana (Dougl. ex Lindl.) Spach ex Gray Munro's globemallowSphaeralcea munroana ssp. munroana (Dougl. ex Lindl.) Spach ex Gray Munro's globemallowSphaeralcea munroana ssp. subrhomboidea (Rydb.) Kearney whitestem globemallow

MARSILEACEAEMarsilea oligospora Goodding Pacific watercloverMarsilea vestita Hook. & Grev. hairy pepperwort

MENYANTHACEAEMenyanthes trifoliata L. common buckbean

MOLLUGINACEAEMollugo verticillata L. green carpetweed

MORACEAEMorus alba L. white mulberry

NAJADACEAENajas flexilis (Willd.) Rostk. & Schmidt nodding waternymph

NYCTAGINACEAEAbronia mellifera Dougl. ex Hook. white sand verbenaMirabilis macfarlanei Constance & Rollins MacFarlane's four o'clockMirabilis nyctaginea (Michx.) MacM. heartleaf four o'clock

NYMPHAEACEAENuphar lutea (L.) Sm. yellow pondlilyNuphar lutea ssp. polysepala (Engelm.) E.O. Beal Rocky Mountain pondlilyNuphar lutea ssp. variegata (Dur.) E.O. Beal varigated yellow pondlilyNuphar polysepala Engelm. = Nuphar lutea ssp. polysepalaNymphaea tetragona Georgi pygmy waterlily

ONAGRACEAECamissonia andina (Nutt.) Raven sundrops eveningprimroseCamissonia boothii (Dougl. ex Lehm.) Raven Booth's eveningprimroseCamissonia boothii ssp. alyssoides (Hook. & Arn.) Raven alyssum eveningprimroseCamissonia boothii ssp. boothii (Dougl. ex Lehm.) Raven Booth's suncupCamissonia breviflora (Torr. & Gray) Raven fewflower eveningprimroseCamissonia claviformis (Torr. & Frem.) Raven browneyesCamissonia claviformis ssp. cruciformis (Kellogg) Raven browneyesCamissonia claviformis ssp. integrior (Raven) Raven browneyesCamissonia contorta (Dougl. ex Lehm.) Kearney plains eveningprimroseCamissonia minor (A. Nels.) Raven small eveningprimroseCamissonia palmeri (S. Wats.) Raven Palmer eveningprimroseCamissonia parvula (Nutt. ex Torr. & Gray) Raven Lewis River suncupCamissonia pterosperma (S. Wats.) Raven wingfruit suncupCamissonia pusilla Raven little wiry suncupCamissonia pygmaea (Dougl. ex Lehm.) Raven dwarf suncup


Camissonia scapoidea (Nutt. ex Torr. & Gray) Raven barestem eveningprimroseCamissonia scapoidea ssp. brachycarpa (Raven) Raven Paiute suncupCamissonia scapoidea ssp. scapoidea (Nutt. ex Torr. & Gray) Raven Seorsa eveningprimroseCamissonia subacaulis (Pursh) Raven diffuseflower eveningprimroseCamissonia tanacetifolia (Torr. & Gray) Raven tansyleaf eveningprimroseCamissonia tanacetifolia ssp. tanacetifolia (Torr. & Gray) Raven tansyleaf eveningprimroseCircaea alpina L. small enchanter's nightshadeCircaea alpina ssp. alpina L. small enchanter's nightshadeCircaea alpina ssp. pacifica (Aschers. & Magnus) Raven small enchanter's nightshadeClarkia pulchella Pursh pinkfairiesClarkia rhomboidea Dougl. ex Hook. diamond fairyfanEpilobium anagallidifolium Lam. alpine willowherbEpilobium angustifolium L. fireweedEpilobium brachycarpum K. Presl autumn willowweedEpilobium canum (Greene) Raven hummingbird trumpetEpilobium canum ssp. garrettii (A. Nels.) Raven Garrett's firechaliceEpilobium ciliatum Raf. hairy willowherbEpilobium ciliatum ssp. ciliatum Raf. coast willowweedEpilobium ciliatum ssp. glandulosum (Lehm.) Hoch & Raven glandular willowweedEpilobium clavatum Trel. clubfruit willowherbEpilobium densiflorum (Lindl.) Hoch & RavenEpilobium foliosum (Torr. & Gray) Suksdorf California willowherbEpilobium glaberrimum Barbey smooth willowweed

Epilobium glaberrimum ssp. fastigiatum (Nutt.) Hoch & Raven smooth willowweedEpilobium glaberrimum ssp. glaberrimum Barbey smooth willowweedEpilobium halleanum Hausskn. glandular willowherbEpilobium hornemannii Reichenb. Hornemann's willowherbEpilobium hornemannii ssp. hornemannii Reichenb. Hornemann's willowherbEpilobium lactiflorum Hausskn. milkflower willowweedEpilobium latifolium L. dwarf fireweedEpilobium leptocarpum Hausskn. slenderfruit willowherbEpilobium minutum Lindl. ex Lehm. small willowweedEpilobium obcordatum Gray heart willowweedEpilobium oreganum Greene Grants Pass willowherbEpilobium oregonense Hausskn. slimstem willowweedEpilobium pallidum (Eastw.) Hoch & RavenEpilobium palustre L. marsh willowherbEpilobium pygmaeum (Speg.) Hoch & RavenEpilobium saximontanum Hausskn. Rocky Mountain willowherbEpilobium strictum Muhl. ex Spreng. downy willowherbEpilobium suffruticosum Nutt. shrub willowherbEpilobium torreyi (S. Wats.) Hoch & RavenGaura coccinea Nutt. ex Pursh scarlet beeblossomGaura parviflora Dougl. ex Lehm. velvetweedGayophytum decipiens Lewis & Szweykowski deceptive groundsmokeGayophytum diffusum Torr. & Gray spreading groundsmokeGayophytum diffusum ssp. diffusum Torr. & Gray spreading groundsmoke


Gayophytum diffusum ssp. parviflorum Lewis & Szweykowski spreading groundsmokeGayophytum heterozygum Lewis & Szweykowski zigzag groundsmokeGayophytum racemosum Torr. & Gray blackfoot groundsmokeGayophytum ramosissimum Torr. & Gray pinyon groundsmokeLudwigia palustris (L.) Ell. marsh seedboxLudwigia polycarpa Short & Peter manyfruit primrosewillowOenothera brachycarpa Gray shortfruit eveningprimroseOenothera cespitosa Nutt. tufted eveningprimroseOenothera cespitosa ssp. cespitosa Nutt. tufted eveningprimroseOenothera cespitosa ssp. marginata (Nutt. ex Hook. & Arn.) Munz tufted eveningprimroseOenothera elata Kunth Hooker's eveningprimroseOenothera elata ssp. hirsutissima (Gray ex S. Wats.) W. Dietr. Hooker's eveningprimroseOenothera flava (A. Nels.) Garrett yellow eveningprimroseOenothera pallida Lindl. pale eveningprimroseOenothera pallida ssp. pallida Lindl. pale eveningprimroseOenothera psammophila (A. Nels. & J.F. Macbr.) W.L. Wagner, Stockhouse & Klein St. Anthony Dunes eveningprimroseOenothera villosa Thunb. hairy eveningprimroseOenothera villosa ssp. strigosa (Rydb.) W. Dietr. & Raven hairy eveningprimrose

OPHIOGLOSSACEAEBotrychium ascendens W.H. Wagner trianglelobe moonwortBotrychium crenulatum W.H. Wagner scalloped moonwortBotrychium lunaria (L.) Sw. common moonwort

Botrychium matricariifolium (A. Braun ex Dowell) A. Braun ex Koch matricary grapefernBotrychium minganense Victorin Mingan moonwortBotrychium multifidum (Gmel.) Trev. leathery grapefernBotrychium simplex E. Hitchc. little grapefernBotrychium virginianum (L.) Sw. rattlesnake fern

ORCHIDACEAEAmerorchis rotundifolia (Banks ex Pursh) Hulten roundleaf orchidCalypso bulbosa (L.) Oakes fairyslipper orchidCalypso bulbosa var. occidentalis (Holz.) Boivin fairyslipper orchidCephalanthera austiniae (Gray) Heller phantom orchidCorallorrhiza maculata (Raf.) Raf. summer coralrootCorallorrhiza mertensiana Bong. Pacific coralrootCorallorrhiza striata Lindl. hooded coralrootCorallorrhiza striata var. 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 montanum Dougl. ex Lindl. mountain lady's slipperCypripedium parviflorum Salisb. lesser yellow lady's slipperEpipactis gigantea Dougl. ex Hook. giant helleborineGoodyera oblongifolia Raf. western rattlesnake plantain


Goodyera repens (L.) R. Br. ex Ait. f. lesser rattlesnake plantainHabenaria = Platanthera Habenaria unalascensis (Spreng.) S. Wats. = Piperia unalascensisLimnorchis = Platanthera Listera borealis Morong northern twaybladeListera caurina Piper northwestern twaybladeListera convallarioides (Sw.) Nutt. ex Ell. broadlipped twaybladeListera cordata (L.) R. Br. ex Ait. f. heartleaf twaybladePiperia elegans (Lindl.) Rydb. hillside bogorchidPiperia elongata Rydb. denseflower rein orchidPiperia elongata ssp. elongata Rydb. denseflower rein orchidPiperia unalascensis (Spreng.) Rydb. Alaska rein orchidPlatanthera dilatata (Pursh) Lindl. ex Beck boreal bog orchidPlatanthera dilatata var. albiflora (Cham.) Ledeb. scentbottlePlatanthera dilatata var. dilatata (Pursh) Lindl. ex Beck scentbottlePlatanthera hyperborea (L.) Lindl. northern green orchidPlatanthera hyperborea var. gracilis (Lindl.) Luer northern green orchidPlatanthera hyperborea var. hyperborea (L.) Lindl. northern green orchidPlatanthera leucostachys Lindl. bog orchidPlatanthera obtusata (Banks ex Pursh) Lindl. blunt bog orchidPlatanthera orbiculata (Pursh) Lindl. large roundleaved orchidPlatanthera orbiculata var. orbiculata (Pursh) Lindl. large roundleaved orchidPlatanthera stricta Lindl.

Modoc bog orchidSpiranthes romanzoffiana Cham. hooded ladiestresses

OROBANCHACEAEOrobanche californica Cham. & Schlecht. California broomrapeOrobanche californica ssp. grayana (G. Beck) Heckard Gray's broomrapeOrobanche corymbosa (Rydb.) Ferris flattop broomrapeOrobanche corymbosa ssp. corymbosa (Rydb.) Ferris flattop broomrapeOrobanche fasciculata Nutt. clustered broomrapeOrobanche ludoviciana Nutt. Louisiana broomrapeOrobanche ludoviciana ssp. ludoviciana Nutt. sand broomrapeOrobanche ludoviciana ssp. multiflora (Nutt.) Collins, comb. nov. ined. manyflowered broomrapeOrobanche pinorum Geyer ex Hook. conifer broomrapeOrobanche uniflora L. oneflowered broomrape

OXALIDACEAEOxalis stricta L. common yellow oxalisOxalis trilliifolia Hook. threeleaf woodsorrel

PAEONIACEAEPaeonia brownii Dougl. ex Hook. Brown's peony

PAPAVERACEAEEschscholzia californica Cham. California poppyPapaver lapponicum (Tolm.) Nordh. Arctic poppyPapaver lapponicum ssp. occidentale (Lundstr.) Knaben Lapland poppy


Papaver rhoeas L. corn poppy

PINACEAEAbies concolor (Gord. & Glend.) Lindl. ex Hildebr. white firAbies concolor var. concolor (Gord. & Glend.) Lindl. ex Hildebr. white firAbies grandis (Dougl. ex D. Don) Lindl. grand firAbies lasiocarpa (Hook.) Nutt. subalpine firAbies lasiocarpa var. lasiocarpa (Hook.) Nutt. subalpine firLarix lyallii Parl. subalpine larchLarix occidentalis Nutt. western larchPicea engelmannii Parry ex Engelm. Engelmann's sprucePicea pungens Engelm. blue sprucePinus albicaulis Engelm. whitebark pinePinus contorta Dougl. ex Loud. lodgepole pinePinus contorta var. latifolia Engelm. ex S. Wats. tall lodgepole pinePinus contorta var. murrayana (Grev. & Balf.) Engelm. Murray lodgepole pinePinus flexilis James limber pinePinus monophylla Torr. & Frem. singleleaf pinyonPinus monticola Dougl. ex D. Don western white pinePinus ponderosa P.& C. Lawson ponderosa pinePinus ponderosa var. scopulorum Engelm. ponderosa pinePseudotsuga menziesii (Mirbel) Franco Douglas firPseudotsuga menziesii var. glauca (Beissn.) Franco Rocky Mountain Douglas fir

Tsuga heterophylla (Raf.) Sarg. western hemlockTsuga mertensiana (Bong.) Carr. mountain hemlock

PLANTAGINACEAEPlantago elongata Pursh longleaf plantainPlantago elongata ssp. elongata Pursh prairie plantainPlantago eriopoda Torr. redwool plantainPlantago lanceolata L. narrowleaf plantainPlantago major L. common plantainPlantago major var. major L. common plantainPlantago major var. pachyphylla Pilger thickleaf plantainPlantago patagonica Jacq. woolly plantainPlantago tweedyi Gray Tweedy's plantain

POLEMONIACEAECollomia debilis (S. Wats.) Greene alpine mountaintrumpetCollomia debilis var. camporum Payson alpine mountaintrumpetCollomia debilis var. debilis (S. Wats.) Greene alpine mountaintrumpetCollomia debilis var. trifida Payson alpine mountaintrumpetCollomia grandiflora Dougl. ex Lindl. largeflower mountaintrumpetCollomia heterophylla Dougl. ex Hook. variableleaf mountaintrumpetCollomia linearis Nutt. narrowleaf mountaintrumpetCollomia macrocalyx Leib. ex Brand bristleflower mountaintrumpetCollomia tenella Gray


diffuse mountaintrumpetCollomia tinctoria Kellogg yellowstaining mountaintrumpetEriastrum sparsiflorum (Eastw.) Mason Great Basin woolstarEriastrum sparsiflorum ssp. sparsiflorum (Eastw.) Mason Great Basin woolstarEriastrum wilcoxii (A. Nels.) Mason Wilcox's woolstarGilia capillaris Kellogg miniature giliaGilia capitata Sims bluehead giliaGilia capitata ssp. capitata Sims bluehead giliaGilia inconspicua (Sm.) Sweet shy giliaGilia leptomeria Gray sand giliaGilia micromeria Gray dainty giliaGilia sinuata Dougl. ex Benth. rosy giliaGilia tenerrima Gray delicate giliaGilia tweedyi Rydb. Tweedy's gilaGymnosteris nudicaulis (Hook. & Arn.) Greene nakedstem gymnosterisGymnosteris parvula Heller smallflower gymnosterisIpomopsis aggregata (Pursh) V. Grant skyrocket giliaIpomopsis aggregata ssp. aggregata (Pursh) V. Grant skyrocket giliaIpomopsis aggregata ssp. formosissima (Greene) Wherry scarlet skyrocketIpomopsis congesta (Hook.) V. Grant ballhead giliaIpomopsis congesta ssp. congesta (Hook.) V. Grant ballhead giliaIpomopsis congesta ssp. palmifrons (Brand) Day ballhead giliaIpomopsis congesta ssp. viridis (Cronq.) Day ballhead gilia

Ipomopsis minutiflora (Benth.) V. Grant littleflower giliaIpomopsis polycladon (Torr.) V. Grant manybranched giliaIpomopsis pumila (Nutt.) V. Grant dwarf giliaIpomopsis spicata (Nutt.) V. Grant spiked giliaIpomopsis spicata ssp. capitata (Gray) V. Grant spiked giliaIpomopsis tenuituba (Rydb.) V. Grant slendertube skyrocketIpomopsis tenuituba ssp. tenuituba (Rydb.) V. Grant slendertube skyrocketLangloisia setosissima (Torr. & Gray ex Torr.) Greene moth langloisiaLangloisia setosissima ssp. punctata (Gray ex Coville) Timbrook Great Basin langloisiaLangloisia setosissima ssp. setosissima (Torr. & Gray ex Torr.) Greene Great Basin langloisiaLeptodactylon glabrum Patterson & Yoder-Williams smooth pricklyphloxLeptodactylon pungens (Torr.) Torr. ex Nutt. granite pricklygiliaLeptodactylon watsonii (Gray) Rydb. Watson's pricklygiliaLinanthus harknessii (Curran) Greene Harkness' flaxflowerLinanthus harknessii ssp. harknessii (Curran) Greene Harkness' flaxflowerLinanthus liniflorus (Benth.) Greene narrowflower flaxflowerLinanthus liniflorus ssp. pharnaceoides (Benth.) Mason lighthouse flaxflowerLinanthus nuttallii (Gray) Greene ex Milliken Nuttall's deserttrumpetsLinanthus nuttallii ssp. nuttallii (Gray) Greene ex Milliken Nuttall's deserttrumpetsLinanthus septentrionalis Mason northern linanthusNavarretia breweri (Gray) Greene Brewer's navarretiaNavarretia divaricata (Torr. ex Gray) Greene divaricate navarretiaNavarretia divaricata ssp. divaricata (Torr. ex Gray) Greene


divaricate navarretiaNavarretia intertexta (Benth.) Hook. needleleaf navarretiaNavarretia intertexta ssp. intertexta (Benth.) Hook. needleleaf navarretiaNavarretia intertexta ssp. propinqua (Suksdorf) Day near navarretiaNavarretia leucocephala Benth. whitehead navarretiaNavarretia leucocephala ssp. minima (Nutt.) Day least navarretiaPhlox aculeata A. Nels. sagebrush phloxPhlox albomarginata M.E. Jones lostriver phloxPhlox albomarginata ssp. albomarginata M.E. Jones whitemargin phloxPhlox albomarginata ssp. diapensioides (Rydb.) Wherry whitemargin phloxPhlox austromontana Coville desert phloxPhlox austromontana ssp. austromontana Coville desert mountain phloxPhlox austromontana ssp. densa (Brand) Wherry dense desert phloxPhlox caespitosa Nutt. tufted phloxPhlox colubrina Wherry & Constance Snake River phloxPhlox diffusa Benth. spreading phloxPhlox diffusa ssp. longistylis Wherry spreading phloxPhlox diffusa ssp. scleranthifolia (Rydb.) Wherry spreading phloxPhlox diffusa ssp. subcarinata Wherry spreading phloxPhlox gracilis (Hook.) Greene slender phloxPhlox gracilis ssp. gracilis (Hook.) Greene slender phloxPhlox gracilis ssp. humilis (Greene) Mason dwarf phloxPhlox hoodii Richards. spiny phlox

Phlox hoodii ssp. canescens (Torr. & Gray) Wherry carpet phloxPhlox hoodii ssp. glabrata (E. Nels.) Wherry carpet phloxPhlox hoodii ssp. hoodii Richards. Hood's phloxPhlox hoodii ssp. lanata (Piper) Munz carpet phloxPhlox hoodii ssp. muscoides (Nutt.) Wherry musk phloxPhlox hoodii ssp. viscidula (Wherry) Wherry carpet phloxPhlox idahonis Wherry Clearwater phloxPhlox kelseyi Britt. Kelsey's phloxPhlox kelseyi ssp. glandulosa Wherry marsh phloxPhlox kelseyi ssp. kelseyi Britt. Kelsey's phloxPhlox kelseyi ssp. salina (M.E. Jones) Wherry saline phloxPhlox longifolia Nutt. longleaf phloxPhlox longifolia ssp. longifolia Nutt. longleaf phloxPhlox mollis Wherry soft phloxPhlox multiflora A. Nels. flowery phloxPhlox multiflora ssp. depressa (E. Nels.) Wherry Rocky Mountain phloxPhlox multiflora ssp. multiflora A. Nels. flowery phloxPhlox pulvinata (Wherry) Cronq. cushion phloxPhlox rigida Benth. stiff phloxPhlox speciosa Pursh showy phloxPhlox speciosa ssp. occidentalis (Dur. ex Torr.) Wherry showy phloxPhlox speciosa ssp. speciosa Pursh showy phloxPhlox variabilis Brand


variegated phloxPhlox viridis E. Nels. green phloxPhlox viridis ssp. compacta (Brand) Wherry green phloxPhlox viridis ssp. longipes (M.E. Jones) Wherry green phloxPhlox viridis ssp. viridis E. Nels. green phloxPhlox viscida E. Nels. sticky phloxPolemonium californicum Eastw. moving polemoniumPolemonium foliosissimum Gray towering JacobsladderPolemonium foliosissimum var. alpinum Brand alpine JacobsladderPolemonium foliosissimum var. foliosissimum Gray towering JacobsladderPolemonium micranthum Benth. annual polemoniumPolemonium occidentale Greene western polemoniumPolemonium occidentale ssp. occidentale Greene western polemoniumPolemonium pulcherrimum Hook. skunkleaf polemoniumPolemonium pulcherrimum ssp. delicatum (Rydb.) Brand skunkweed polemoniumPolemonium pulcherrimum ssp. pulcherrimum Hook. pretty JacobsladderPolemonium viscosum Nutt. sticky polemonium

POLYGONACEAEChorizanthe brevicornu Torr. brittle spineflowerChorizanthe brevicornu var. spathulata (Small ex Rydb.) C.L. Hitchc. brittle spineflowerChorizanthe watsonii Torr. & Gray fivetooth spineflowerEriogonum acaule Nutt. singlestem buckwheatEriogonum alatum Torr. winged buckwheat

Eriogonum alatum var. alatum Torr. winged buckwheatEriogonum androsaceum Benth. rockjasmine buckwheatEriogonum angulosum Benth. anglestem buckwheatEriogonum baileyi S. Wats. Bailey's buckwheatEriogonum baileyi var. baileyi S. Wats. Bailey's buckwheatEriogonum brevicaule Nutt. shortstem buckwheatEriogonum brevicaule var. brevicaule Nutt. shortstem buckwheatEriogonum brevicaule var. laxifolium (Torr. & Gray) Reveal shortstem buckwheatEriogonum caespitosum Nutt. matted buckwheatEriogonum capistratum Reveal hidden buckwheatEriogonum capistratum var. welshii Reveal Welsh's buckwheatEriogonum cernuum Nutt. nodding buckwheatEriogonum cernuum var. cernuum Nutt. nodding buckwheatEriogonum compositum Dougl. ex Benth. arrowleaf buckwheatEriogonum compositum var. compositum Dougl. ex Benth. arrowleaf buckwheatEriogonum compositum var. leianthum Hook. arrowleaf buckwheatEriogonum desertorum (Maguire) R.J. Davis Great Basin Desert buckwheatEriogonum douglasii Benth. Douglas' buckwheatEriogonum douglasii var. douglasii Benth. Douglas' buckwheatEriogonum douglasii var. sublineare (S. Stokes) Reveal Douglas' buckwheatEriogonum elatum Dougl. ex Benth. tall woolly buckwheatEriogonum elatum var. elatum Dougl. ex Benth. tall woolly buckwheatEriogonum flavum Nutt.


yellow eriogonumEriogonum flavum var. flavum Nutt. alpine golden buckwheatEriogonum flavum var. piperi (Greene) M.E. Jones Piper's golden buckwheatEriogonum heracleoides Nutt. parsnipflower buckwheatEriogonum heracleoides var. angustifolium (Nutt.) Torr. & Gray parsnipflower buckwheatEriogonum heracleoides var. heracleoides Nutt. parsnipflower buckwheatEriogonum hookeri S. Wats. Hooker's buckwheatEriogonum inerme (S. Wats.) Jepson unarmed buckwheatEriogonum kingii Torr. & Gray Ruby Mountain buckwheatEriogonum maculatum Heller spotted buckwheatEriogonum mancum Rydb. imperfect buckwheatEriogonum meledonum Reveal bridle buckwheatEriogonum microthecum Nutt. slender buckwheatEriogonum microthecum var. laxiflorum Hook. slender buckwheatEriogonum microthecum var. microthecum Nutt. slender buckwheatEriogonum nidularium Coville birdnest buckwheatEriogonum niveum Dougl. ex Benth. snow buckwheatEriogonum novonudum M.E. Peck falsenaked buckwheatEriogonum ochrocephalum S. Wats. whitewoolly buckwheatEriogonum ochrocephalum var. calcareum (S. Stokes) M.E. Peck whitewoolly buckwheatEriogonum ochrocephalum var. sceptrum Reveal whitewoolly buckwheatEriogonum ovalifolium Nutt. cushion buckwheatEriogonum ovalifolium var. depressum Blank. cushion buckwheat

Eriogonum ovalifolium var. nivale (Canby) M.E. Jones cushion buckwheatEriogonum ovalifolium var. ochroleucum (Small ex Rydb.) M.E. Peck cushion buckwheatEriogonum ovalifolium var. ovalifolium Nutt. cushion buckwheatEriogonum ovalifolium var. purpureum (Nutt.) Dur. cushion buckwheatEriogonum pauciflorum Pursh fewflower buckwheatEriogonum pauciflorum var. pauciflorum Pursh fewflower buckwheatEriogonum pusillum Torr. & Gray yellowturbansEriogonum pyrolifolium Hook. Shasta buckwheatEriogonum pyrolifolium var. coryphaeum Torr. & Gray Shasta buckwheatEriogonum pyrolifolium var. pyrolifolium Hook. Shasta buckwheatEriogonum salicornioides Gandog. saltwort buckwheatEriogonum shockleyi S. Wats. Shockley's buckwheatEriogonum shockleyi var. packardiae Reveal Packard's buckwheatEriogonum shockleyi var. shockleyi S. Wats. Shockley's buckwheatEriogonum spergulinum Gray spurry buckwheatEriogonum spergulinum var. reddingianum (M.E. Jones) J.T. Howell Redding buckwheatEriogonum sphaerocephalum Dougl. ex Benth. rock buckwheatEriogonum sphaerocephalum var. fasciculifolium (A. Nels.) S. Stokes rock buckwheatEriogonum sphaerocephalum var. halimioides S. Stokes rock buckwheatEriogonum sphaerocephalum var. sphaerocephalum Dougl. ex Benth. rock buckwheatEriogonum strictum Benth. Blue Mountain buckwheatEriogonum strictum ssp. proliferum (Torr. & Gray) S. Stokes Blue Mountain buckwheatEriogonum strictum ssp. proliferum var. anserinum (Greene) R.J. Davis


Blue Mountain buckwheatEriogonum strictum ssp. proliferum var. proliferum (Torr. & Gray) C.L. Hitchc. Blue Mountain buckwheatEriogonum strictum ssp. strictum Benth. Blue Mountain buckwheatEriogonum thymoides Benth. thymeleaf buckwheatEriogonum umbellatum Torr. sulphur wildbuckwheatEriogonum umbellatum var. aureum (Gandog.) Reveal sulphurflower buckwheatEriogonum umbellatum var. devestivum Reveal sulphurflower buckwheatEriogonum umbellatum var. dichrocephalum Gandog. sulphurflower buckwheatEriogonum umbellatum var. majus Hook. sulphurflower buckwheatEriogonum umbellatum var. polyanthum (Benth.) M.E. Jones sulphurflower buckwheatEriogonum umbellatum var. porteri (Small) S. Stokes Porter's buckwheatEriogonum umbellatum var. stellatum (Benth.) M.E. Jones sulphurflower buckwheatEriogonum umbellatum var. umbellatum Torr. sulphurflower buckwheatEriogonum vimineum Dougl. ex Benth. wickerstem buckwheatEriogonum watsonii Torr. & Gray Watson's buckwheatOxyria digyna (L.) Hill alpine mountainsorrelOxytheca dendroidea Nutt. narrowleaf oxythecaPolygonum achoreum Blake leathery knotweedPolygonum amphibium L. water knotweedPolygonum amphibium var. emersum Michx. longroot smartweedPolygonum amphibium var. stipulaceum Coleman water smartweedPolygonum aviculare L. prostrate knotweedPolygonum bellardii All.

narrowleaf knotweedPolygonum bistortoides Pursh American bistortPolygonum buxiforme Small box knotweedPolygonum convolvulus L. black bindweedPolygonum douglasii Greene Douglas' knotweedPolygonum douglasii ssp. austiniae (Greene) E. Murr. Austin knotweedPolygonum douglasii ssp. douglasii Greene Douglas' knotweedPolygonum douglasii ssp. engelmannii (Greene) Kartesz & Gandhi Engelmann's knotweedPolygonum douglasii ssp. johnstonii (Munz) Hickman Johnston's knotweedPolygonum douglasii ssp. majus (Meisn.) Hickman large knotweedPolygonum douglasii ssp. spergulariiforme (Meisn. ex Small) Hickman scatter knotweedPolygonum heterosepalum M.E. Peck & Ownbey oddsepal knotweedPolygonum hydropiper L. marshpepper knotweedPolygonum hydropiperoides Michx. swamp smartweedPolygonum lapathifolium L. curlytop knotweedPolygonum lapathifolium var. lapathifolium L. curlytop knotweedPolygonum minimum S. Wats. broadleaf knotweedPolygonum newberryi Small Newberry's knotweedPolygonum persicaria L. spotted ladysthumbPolygonum phytolaccifolium Meisn. ex Small poke knotweedPolygonum polycnemoides Jaubert & Spach manyleg knotweedPolygonum polygaloides Wallich ex Meisn. polygala knotweedPolygonum polygaloides ssp. confertiflorum (Nutt. ex Piper) Hickman fruitleaf knotweed


Polygonum polygaloides ssp. kelloggii (Greene) Hickman Kellogg's knotweedPolygonum polygaloides ssp. polygaloides Wallich ex Meisn. fruitleaf knotweedPolygonum punctatum Ell. dotted smartweedPolygonum punctatum var. confertiflorum (Meisn.) Fassett dotted smartweedPolygonum ramosissimum Michx. bushy knotweedPolygonum ramosissimum var. prolificum Small bushy knotweedPolygonum ramosissimum var. ramosissimum Michx. bushy knotweedPolygonum viviparum L. alpine bistortRumex acetosella L. common sheep sorrelRumex aquaticus L. western dockRumex aquaticus var. fenestratus (Greene) Dorn western dockRumex crispus L. curly dockRumex densiflorus Osterhout denseflowered dockRumex maritimus L. golden dockRumex obtusifolius L. bitter dockRumex paucifolius Nutt. fewleaved dockRumex paucifolius ssp. paucifolius Nutt. fewleaved dockRumex salicifolius Weinm. willow dockRumex salicifolius var. denticulatus Torr. toothed willow dockRumex salicifolius var. mexicanus (Meisn.) C.L. Hitchc. Mexican dockRumex venosus Pursh veiny dock

POLYPODIACEAEPolypodium glycyrrhiza D.C. Eat. licorice fernPolypodium hesperium Maxon western polypody

PORTULACACEAECalandrinia ciliata (Ruiz & Pavon) DC. fringed redmaidsCistanthe rosea (S. Wats.) Hershkovitz rosy pussypawsCistanthe umbellata (Torr.) Hershkovitz Mt. Hood pussypawsClaytonia arenicola Henderson sand springbeautyClaytonia cordifolia S. Wats. heartleaf springbeautyClaytonia lanceolata Pursh lanceleaf springbeautyClaytonia lanceolata var. flava (A. Nels.) C.L. Hitchc. lanceleaf springbeautyClaytonia lanceolata var. idahoensis R.J. Davis Idaho springbeautyClaytonia lanceolata var. lanceolata Pursh lanceleaf springbeautyClaytonia megarhiza (Gray) Parry ex S. Wats. alpine springbeautyClaytonia megarhiza var. megarhiza (Gray) Parry ex S. Wats. alpine springbeautyClaytonia parviflora Dougl. ex Hook. streambank springbeautyClaytonia perfoliata Donn ex Willd. miner's lettuceClaytonia perfoliata ssp. perfoliata Donn ex Willd. miner's lettuceClaytonia perfoliata ssp. perfoliata var. perfoliata Donn ex Willd. miner's lettuceClaytonia rubra (T.J. Howell) Tidestrom redstem springbeautyClaytonia sibirica L. Siberian springbeautyClaytonia sibirica var. sibirica L. Siberian springbeautyLewisia columbiana (T.J. Howell ex Gray) B.L. Robins.


Columbian bitterrootLewisia columbiana var. columbiana (T.J. Howell ex Gray) B.L. Robins. Columbian bitterrootLewisia columbiana var. wallowensis C.L. Hitchc. Wallowa lewisiaLewisia kelloggii K. Brandeg. Kellogg's lewisiaLewisia nevadensis (Gray) B.L. Robins. Nevada bitterrootLewisia pygmaea (Gray) B.L. Robins. pigmy bitterrootLewisia rediviva Pursh Oregon bitterrootLewisia rediviva var. rediviva Pursh Oregon bitterrootLewisia triphylla (S. Wats.) B.L. Robins. threeleaf lewisiaMontia chamissoi (Ledeb. ex Spreng.) Greene water minerslettuceMontia dichotoma (Nutt.) T.J. Howell dwarf minerslettuceMontia fontana L. annual water minerslettuceMontia fontana ssp. fontana L. annual water minerslettuceMontia linearis (Dougl. ex Hook.) Greene narrowleaf minerslettuceMontia parvifolia (Moc. ex DC.) Greene littleleaf minerslettuceMontia parvifolia ssp. parvifolia (Moc. ex DC.) Greene littleleaf minerslettuceMontia perfoliata (Donn ex Willd.) T.J. Howell = Claytonia perfoliata ssp. perfoliataPortulaca oleracea L. little hogweed

POTAMOGETONACEAEPotamogeton alpinus Balbis alpine pondweedPotamogeton amplifolius Tuckerman largeleaf pondweedPotamogeton diversifolius Raf. waterthread pondweed

Potamogeton epihydrus Raf. ribbonleaf pondweedPotamogeton filiformis Pers. fineleaf pondweedPotamogeton filiformis var. alpinus (Blytt) Aschers. & Graebn. fineleaf pondweedPotamogeton foliosus Raf. leafy pondweedPotamogeton foliosus var. fibrillosus (Fern.) Haynes & Reveal leafy pondweedPotamogeton foliosus var. foliosus Raf. leafy pondweedPotamogeton friesii Rupr. Fries' pondweedPotamogeton gramineus L. variableleaf pondweedPotamogeton illinoensis Morong Illinois pondweedPotamogeton natans L. floating pondweedPotamogeton nodosus Poir. longleaf pondweedPotamogeton pectinatus L. sago pondweedPotamogeton praelongus Wulfen whitestem pondweedPotamogeton pusillus L. small pondweedPotamogeton pusillus var. pusillus L. small pondweedPotamogeton pusillus var. tenuissimus Mert. & Koch small pondweedPotamogeton richardsonii (Benn.) Rydb. Richardson's pondweedPotamogeton robbinsii Oakes Robbins' pondweedPotamogeton strictifolius Benn. narrowleaf pondweedPotamogeton vaginatus Turcz. sheathed pondweedPotamogeton zosteriformis Fern. flatstem pondweed

PRIMULACEAEIDAHO FLORA Checklist

Anagallis arvensis L. scarlet pimpernelAnagallis minima (L.) Krause chaffweedAndrosace occidentalis Pursh western rockjasmineAndrosace septentrionalis L. pygmyflower rockjasmineAndrosace septentrionalis ssp. puberulenta (Rydb.) G.T. Robbins pygmyflower rockjasmineAndrosace septentrionalis ssp. septentrionalis L. pygmyflower rockjasmineAndrosace septentrionalis ssp. subulifera (Gray) G.T. Robbins pygmyflower rockjasmineAndrosace septentrionalis ssp. subumbellata (A. Nels.) G.T. Robbins pygmyflower rockjasmineDodecatheon conjugens Greene Bonneville shootingstarDodecatheon conjugens ssp. viscidum (Piper) H.J. Thompson Bonneville shootingstarDodecatheon conjugens var. conjugens Greene Bonneville shootingstarDodecatheon dentatum Hook. white shootingstarDodecatheon hendersonii Gray mosquito billsDodecatheon hendersonii ssp. hendersonii Gray Henderson's shootingstarDodecatheon jeffreyi Van Houtte tall mountain shootingstarDodecatheon jeffreyi ssp. jeffreyi Van Houtte Jeffrey's shootingstarDodecatheon meadia L. pride of OhioDodecatheon meadia ssp. meadia L. pride of OhioDodecatheon pulchellum (Raf.) Merr. darkthroat shootingstarDodecatheon pulchellum ssp. cusickii (Greene) Calder & Taylor Cusick's shootingstarDodecatheon pulchellum ssp. pulchellum (Raf.) Merr. darkthroat shootingstarDouglasia idahoensis D. Henderson Idaho dwarfprimroseDouglasia montana Gray

Rocky Mountain dwarfprimroseGlaux maritima L. sea milkwortLysimachia ciliata L. fringed loosestrifeLysimachia terrestris (L.) B.S.P. earth loosestrifeLysimachia thyrsiflora L. tufted loosestrifePrimula alcalina Cholewa & D. Henderson bluedome primrosePrimula cusickiana (Gray) Gray Cusick's primrosePrimula incana M.E. Jones silvery primrosePrimula parryi Gray Parry's primroseTrientalis borealis Raf. American starflowerTrientalis borealis ssp. latifolia (Hook.) Hulten broadleaf starflowerTrientalis europaea L. arctic starflowerTrientalis europaea ssp. arctica (Fisch. ex Hook.) Hulten arctic starflower

PTERIDACEAEAdiantum aleuticum (Rupr.) Paris Aleutian maidenhairAdiantum pedatum L. northern maidenhairAspidotis densa (Brack.) Lellinger Indian's dreamCheilanthes feei T. Moore slender lipfernCheilanthes gracillima D.C. Eat. lace lipfernCryptogramma acrostichoides R. Br. American rockbrakeCryptogramma stelleri (Gmel.) Prantl fragile rockbrakePellaea breweri D.C. Eat. Brewer's cliffbrakePellaea bridgesii Hook.


Bridges' cliffbrakePellaea glabella Mett. ex Kuhn dwarf cliffbrakePellaea glabella ssp. simplex (Butters) A.& D. Love smooth cliffbrakePentagrama Yatskievych, Windham & Wollenweber gold fernPentagrama triangularis (Kaulfuss) Yatskievych, Windham & Wollenweber western goldfernPentagrama triangularis ssp. triangularis (Kaulfuss) Yatskievych, Windham & Wollenweber western goldfern

RANUNCULACEAEAconitum columbianum Nutt. Columbian monkshoodAconitum columbianum ssp. columbianum Nutt.Aconitum columbianum var. columbianum Nutt. Columbian monkshoodActaea arguta Nutt. = Actaea rubra ssp. argutaActaea rubra (Ait.) Willd. red baneberryActaea rubra ssp. arguta (Nutt.) Hulten red baneberryAdonis aestivalis L. summer pheasant's eyeAdonis annua L. blooddropsAnemone drummondii S. Wats. Drummond's anemoneAnemone drummondii ssp. drummondii S. Wats. Drummond's anemoneAnemone multifida Poir. Pacific anemoneAnemone multifida var. hudsoniana DC. Hudson's anemoneAnemone multifida var. multifida Poir. Pacific anemoneAnemone occidentalis S. Wats. = Pulsatilla occidentalisAnemone parviflora Michx. smallflowered anemone

Anemone piperi Britt. ex Rydb. Piper's anemoneAnemone tetonensis Porter ex Britt. Teton anemoneAquilegia coerulea James Colorado blue columbineAquilegia coerulea var. coerulea James Colorado blue columbineAquilegia coerulea var. ochroleuca Hook. white Colorado columbineAquilegia flavescens S. Wats. yellow columbineAquilegia flavescens var. flavescens S. Wats. yellow columbineAquilegia flavescens var. miniata A. Nels. & J.F. Macbr. yellow columbineAquilegia formosa Fisch. ex DC. western columbineCaltha biflora DC. = Caltha leptosepala ssp. howelliiCaltha leptosepala DC. white marshmarigoldCaltha leptosepala ssp. howellii (Huth) P.G. Sm. Howell's marshmarigoldCaltha leptosepala ssp. leptosepala DC. white marshmarigoldCaltha leptosepala ssp. leptosepala var. leptosepala DC. white marshmarigoldCaltha leptosepala ssp. leptosepala var. sulfurea C.L. Hitchc. yellow marshmarigoldCeratocephala testiculata (Crantz) Bess. curveseed butterwortClematis columbiana (Nutt.) Torr. & Gray rock clematisClematis columbiana var. columbiana (Nutt.) Torr. & Gray rock clematisClematis hirsutissima Pursh hairy clematisClematis hirsutissima var. hirsutissima Pursh hairy clematisClematis ligusticifolia Nutt. western white clematisClematis ligusticifolia var. ligusticifolia Nutt. western white clematisClematis occidentalis (Hornem.) DC.


western blue virginsbowerClematis orientalis L. oriental virginsbowerCoptis occidentalis (Nutt.) Torr. & Gray Idaho goldthreadDelphinium X burkei Greene Burk larkspurDelphinium X occidentale (S. Wats.) S. Wats. duncecap larkspurDelphinium X xylorrhizum Rydb. (pro sp.) larkspurDelphinium andersonii Gray Anderson's larkspurDelphinium andersonii ssp. andersonii Gray Anderson's larkspurDelphinium bicolor Nutt. little larkspurDelphinium depauperatum Nutt. slim larkspurDelphinium glaucescens Rydb. smooth larkspurDelphinium nuttallianum Pritz. ex Walp. Nuttal's larkspurDelphinium nuttallianum var. fulvum C.L. Hitchc. yellow larkspurDelphinium nuttallianum var. nuttallianum Pritz. ex Walp. Nuttal's larkspurDelphinium occidentale ssp. occidentale (S. Wats.) S. Wats. duncecap larkspurDelphinium stachydeum (Gray) Tidestrom Rocky Mountain larkspurMyosurus aristatus Benth. bristle mousetailMyosurus minimus ssp. minimus L. tiny mousetailMyosurus minumus L. tiny mousetailPulsatilla occidentalis (S. Wats.) Freyn white pasqueflowerRanunculus abortivus L. littleleaf buttercupRanunculus abortivus var. abortivus L. littleleaf buttercupRanunculus acriformis Gray sharpleaf buttercup

Ranunculus acriformis var. montanensis (Rydb.) L. Benson mountain sharp buttercupRanunculus acris L. tall buttercupRanunculus acris var. acris L. showy buttercupRanunculus adoneus Gray alpine buttercupRanunculus adoneus var. alpinus (S. Wats.) L. Benson alpine buttercupRanunculus alismifolius Geyer ex Benth. plantainleaf buttercupRanunculus alismifolius var. alismellus Gray plantainleaf buttercupRanunculus alismifolius var. alismifolius Geyer ex Benth. plantainleaf buttercupRanunculus alismifolius var. davisii L. Benson Davis' buttercupRanunculus alismifolius var. montanus S. Wats. waterplantain buttercupRanunculus andersonii Gray Anderson's buttercupRanunculus andersonii var. andersonii Gray Anderson's buttercupRanunculus aquatilis L. whitewater crowfootRanunculus arvensis L. corn buttercupRanunculus cymbalaria Pursh alkali buttercupRanunculus cymbalaria var. cymbalaria Pursh alkali buttercupRanunculus cymbalaria var. saximontanus Fern. Rocky Mountain buttercupRanunculus eschscholtzii Schlecht. Eschscholtz's buttercupRanunculus eschscholtzii var. eschscholtzii Schlecht. Eschscholtz's buttercupRanunculus eschscholtzii var. trisectus (Eastw.) L. Benson threesection buttercupRanunculus eximius Greene tundra buttercupRanunculus flabellaris Raf. yellow water buttercupRanunculus flammula L.


spearwort buttercupRanunculus flammula var. filiformis (Michx.) Hook. flam buttercupRanunculus flammula var. flammula L. flam buttercupRanunculus glaberrimus Hook. sagebrush buttercupRanunculus glaberrimus var. ellipticus (Greene) Greene elliptical buttercupRanunculus glaberrimus var. glaberrimus Hook. sagebrush buttercupRanunculus gmelinii DC. Gmelin's buttercupRanunculus gmelinii var. limosus (Nutt.) Hara Gmelin's buttercupRanunculus gmelinii var. purshii (Richards.) Hara Pursh's buttercupRanunculus hebecarpus Hook. & Arn. delicate buttercupRanunculus hyperboreus Rottb. high northern buttercupRanunculus hyperboreus var. hyperboreus Rottb. large nodding buttercupRanunculus inamoenus Greene graceful buttercupRanunculus inamoenus var. alpeophilus (A. Nels.) L. Benson graceful buttercupRanunculus inamoenus var. inamoenus Greene graceful buttercupRanunculus jovis A. Nels. Utah buttercupRanunculus karelinii Czern. ice cold buttercupRanunculus longirostris Godr. longbeak buttercupRanunculus macounii Britt. Macoun's buttercupRanunculus oresterus L. Benson Blue Mountain buttercupRanunculus orthorhynchus Hook. straightbeak buttercupRanunculus orthorhynchus var. orthorhynchus Hook. straightbeak buttercupRanunculus pensylvanicus L. f. Pennsylvania buttercup

Ranunculus populago Greene popular buttercupRanunculus pygmaeus Wahlenb. pygmy buttercupRanunculus repens L. creeping buttercupRanunculus repens var. degeneratus Schur creeping buttercupRanunculus repens var. glabratus DC. creeping buttercupRanunculus repens var. repens L. creeping buttercupRanunculus sceleratus L. celeryleaf buttercupRanunculus sceleratus var. multifidus Nutt. blister buttercupRanunculus suksdorfii Gray Suksdorf's buttercupRanunculus trichophyllus Chaix whitewater crowfootRanunculus trichophyllus var. trichophyllus Chaix hairleaf water buttercupRanunculus uncinatus D. Don ex G. Don hooked buttercupRanunculus uncinatus var. parviflorus (Torr.) L. Benson common Idaho buttercupRanunculus uncinatus var. uncinatus D. Don ex G. Don woodland buttercupRanunculus verecundus B.L. Robins. ex Piper wetslope buttercupThalictrum alpinum L. alpine meadowrueThalictrum dasycarpum Fisch. & Ave-Lall. purple meadowrueThalictrum fendleri Engelm. ex Gray Fendler's meadowrueThalictrum occidentale Gray western meadowrueThalictrum occidentale var. occidentale Gray western meadowrueThalictrum sparsiflorum Turcz. ex Fisch. & C.A. Mey. fewflower meadowrueThalictrum sparsiflorum var. saximontanum Boivin fewflower meadowrueThalictrum venulosum Trel.


veiny meadowrueTrautvetteria caroliniensis (Walt.) Vail Carolina bugbaneTrollius laxus Salisb. American globeflowerTrollius laxus ssp. albiflorus (Gray) A.& D. Love & Kapoor American globeflower

RHAMNACEAECeanothus prostratus Benth. squawcarpetCeanothus prostratus ssp. prostratus Benth. squawcarpetCeanothus sanguineus Pursh redstem ceanothusCeanothus velutinus Dougl. ex Hook. snowbrush ceanothusCeanothus velutinus ssp. velutinus Dougl. ex Hook. tobacco brushFrangula purshiana (DC.) Cooper Pursh's buckthornRhamnus alnifolia L'Her. alderleaf buckthornRhamnus purshiana DC. = Frangula purshiana

ROSACEAEAlchemilla arvensis (L.) Scop. = Aphanes arvensisAlchemilla occidentalis Nutt. = Aphanes arvensisAmelanchier alnifolia (Nutt.) Nutt. ex M. Roemer Saskatoon serviceberryAmelanchier alnifolia var. alnifolia (Nutt.) Nutt. ex M. Roemer Saskatoon serviceberryAmelanchier alnifolia var. cusickii (Fern.) C.L. Hitchc. Cusick's serviceberryAmelanchier pallida Greene pale serviceberryAmelanchier pumila (Torr. & Gray) Nutt. ex M. Roemer dwarf serviceberryAmelanchier utahensis Koehne Utah serviceberry

Amelanchier utahensis ssp. utahensis Koehne Utah serviceberryAphanes arvensis L. field parsley piertArgentina anserina (L.) Rydb. silverweed cinquefoilCercocarpus ledifolius Nutt. curlleaf mountain mahoganyCercocarpus ledifolius var. intercedens Schneid. curlleaf mountain mahoganyCercocarpus ledifolius var. intermontanus N. Holmgren curlleaf mountain mahoganyCercocarpus ledifolius var. ledifolius Nutt. curlleaf mountain mahoganyChamaebatiaria millefolium (Torr.) Maxim. fernbushComarum palustre L. purple marshlocksCrataegus chrysocarpa Ashe fireberry hawthornCrataegus columbiana T.J. Howell = Crataegus douglasii var. douglasiiCrataegus douglasii Lindl. black hawthornCrataegus douglasii var. douglasii Lindl. Douglas' hawthornCrataegus rivularis Nutt. river hawthornDryas drummondii Richards. ex Hook. Drummond's dryadDryas octopetala L. white dryadDryas octopetala ssp. hookeriana (Juz.) Hulten Hooker's mountainavensDryas octopetala ssp. octopetala L. eightpetal mountainavensDryas octopetala ssp. octopetala var. angustifolia C.L. Hitchc. eightpetal mountainavensFragaria ovalis (Lehm.) Rydb. = Fragaria virginiana ssp. virginianaFragaria vesca L. woodland strawberryFragaria vesca ssp. bracteata (Heller) Staudt woodland strawberryFragaria virginiana Duchesne


Virginia strawberryFragaria virginiana ssp. glauca (S. Wats.) Staudt Virginia strawberryFragaria virginiana ssp. platypetala (Rydb.) Staudt Virginia strawberryFragaria virginiana ssp. virginiana Duchesne Virginia strawberryGeum aleppicum Jacq. yellow avensGeum macrophyllum Willd. largeleaf avensGeum macrophyllum var. perincisum (Rydb.) Raup largeleaf avensGeum rossii (R. Br.) Ser. Ross' avensGeum triflorum Pursh prairiesmokeHolodiscus discolor (Pursh) Maxim. oceansprayHolodiscus dumosus (Nutt. ex Hook.) Heller rockspireaHorkelia fusca Lindl. tawny horkeliaHorkelia fusca ssp. capitata (Lindl.) Keck bighead horkeliaHorkelia fusca ssp. parviflora (Nutt. ex Torr. & Gray) Keck smallflower horkeliaIvesia baileyi S. Wats. Bailey's ivesiaIvesia baileyi var. baileyi S. Wats. Bailey's ivesiaIvesia baileyi var. beneolens (A. Nels. & J.F. Macbr.) Ertter Bailey's ivesiaIvesia gordonii (Hook.) Torr. & Gray Gordon's ivesiaIvesia tweedyi Rydb. Tweedy's ivesiaKelseya uniflora (S. Wats.) Rydb. oneflower kelseyaLuetkea pectinata (Pursh) Kuntze partridgefootPentaphylloides floribunda (Pursh) A. Love shrubby cinquefoilPeraphyllum ramosissimum Nutt. squaw apple

Petrophyton caespitosum (Nutt.) Rydb. mat rockspireaPetrophyton caespitosum var. caespitosum (Nutt.) Rydb. Rocky Mountain rockspireaPhysocarpus alternans (M.E. Jones) J.T. Howell dwarf ninebarkPhysocarpus capitatus (Pursh) Kuntze Pacific ninebarkPhysocarpus malvaceus (Greene) Kuntze mallow ninebarkPotentilla anserina L. = Argentina anserinaPotentilla argentea L. silver cinquefoilPotentilla argentea var. argentea L. silver cinquefoilPotentilla arguta Pursh tall cinquefoilPotentilla arguta ssp. arguta Pursh tall cinquefoilPotentilla arguta ssp. convallaria (Rydb.) Keck cream cinquefoilPotentilla brevifolia Nutt. ex Torr. & Gray sparseleaf cinquefoilPotentilla concinna Richards. elegant cinquefoilPotentilla concinna var. concinna Richards. red cinquefoilPotentilla diversifolia Lehm. varileaf cinquefoilPotentilla diversifolia var. diversifolia Lehm. varileaf cinquefoilPotentilla diversifolia var. perdissecta (Rydb.) C.L. Hitchc. mountainmeadow cinquefoilPotentilla drummondii Lehm. Drummond's cinquefoilPotentilla fissa Nutt. bigflower cinquefoilPotentilla flabellifolia Hook. ex Torr. & Gray high mountain cinquefoilPotentilla fruticosa auct. non L. = Pentaphylloides floribundaPotentilla glandulosa Lindl. gland cinquefoilPotentilla glandulosa ssp. glabrata (Rydb.) Keck


sticky cinquefoilPotentilla glandulosa ssp. glandulosa Lindl. sticky cinquefoilPotentilla glandulosa ssp. micropetala (Rydb.) Keck smallpetal cinquefoilPotentilla glandulosa ssp. nevadensis (S. Wats.) Keck Nevada cinquefoilPotentilla glandulosa ssp. pseudorupestris (Rydb.) Keck sticky cinquefoilPotentilla gracilis Dougl. ex Hook. northwest cinquefoilPotentilla gracilis var. brunnescens (Rydb.) C.L. Hitchc. brownfuz cinquefoilPotentilla gracilis var. fastigiata (Nutt.) S. Wats.Potentilla gracilis var. flabelliformis (Lehm.) Nutt. ex Torr. & GrayPotentilla multisecta (S. Wats.) Rydb. featherleaf cinquefoilPotentilla nivea L. snow cinquefoilPotentilla nivea var. pentaphylla Lehm. fiveleaf cinquefoilPotentilla norvegica L. Norwegian cinquefoilPotentilla ovina Macoun sheep cinquefoilPotentilla ovina var. ovina Macoun sheep cinquefoilPotentilla palustris (L.) Scop. = Comarum palustrePotentilla plattensis Nutt. Platte River cinquefoilPotentilla pulcherrima Lehm. beautiful cinquefoilPotentilla quinquefolia (Rydb.) Rydb. = Potentilla nivea var. pentaphyllaPotentilla recta L. sulphur cinquefoilPotentilla rivalis Nutt. brook cinquefoilPotentilla rivalis var. millegrana (Engelm. ex Lehm.) S. Wats. brook cinquefoilPotentilla rivalis var. rivalis Nutt. brook cinquefoilPrunus domestica L. European plum

Prunus emarginata (Dougl. ex Hook.) Walp. bitter cherryPrunus emarginata var. emarginata (Dougl. ex Hook.) Walp. bitter cherryPrunus mahaleb L. Mahaleb cherryPrunus melanocarpa (A. Nels.) Rydb. = Prunus virginiana var. melanocarpaPrunus spinosa L. blackthornPrunus virginiana L. common chokecherryPrunus virginiana var. demissa (Nutt.) Torr. western chokecherryPrunus virginiana var. melanocarpa (A. Nels.) Sarg. black chokecherryPurshia tridentata (Pursh) DC. antelope bitterbrushRosa acicularis Lindl. prickly roseRosa acicularis ssp. sayi (Schwein.) W.H. Lewis prickly roseRosa canina L. dog roseRosa gymnocarpa Nutt. dwarf roseRosa gymnocarpa var. gymnocarpa Nutt. wood roseRosa nutkana K. Presl Nootka roseRosa nutkana var. hispida Fern. bristly Nootka roseRosa pisocarpa Gray cluster roseRosa woodsii Lindl. Woods' roseRosa woodsii var. ultramontana (S. Wats.) Jepson Woods' roseRosa woodsii var. woodsii Lindl. Woods' roseRubus bartonianus M.E. Peck Barton's raspberryRubus idaeus L. American red raspberryRubus idaeus ssp. idaeus L.


common red raspberryRubus idaeus ssp. strigosus (Michx.) Focke grayleaf red raspberryRubus laciniatus Willd. cutleaf blackberryRubus leucodermis Dougl. ex Torr. & Gray whitebark raspberryRubus leucodermis var. leucodermis Dougl. ex Torr. & Gray whitebark raspberryRubus nivalis Dougl. ex Hook. snow raspberryRubus parviflorus Nutt. thimbleberryRubus pedatus Sm. strawberryleaf raspberryRubus pubescens Raf. dwarf red blackberryRubus pubescens var. pubescens Raf. dwarf red blackberryRubus spectabilis Pursh salmonberryRubus spectabilis var. spectabilis Pursh salmonberryRubus strigosus Michx. = Rubus idaeus ssp. strigosusRubus ursinus Cham. & Schlecht. California blackberryRubus ursinus ssp. macropetalus (Dougl. ex Hook.) Taylor & MacBryde California blackberryRubus vitifolius Cham. & Schlecht. Pacific dewberrySanguisorba canadensis L. Canadian burnetSanguisorba occidentalis Nutt. western burnetSibbaldia procumbens L. creeping sibbaldiaSorbus aucuparia L. European mountainashSorbus scopulina Greene Greene mountainashSorbus scopulina var. scopulina Greene Cascade mountainashSorbus sitchensis M. Roemer

western mountainashSorbus sitchensis var. sitchensis M. Roemer Sitka mountainashSpiraea X pyramidata Greene (pro sp.) pyramid spireaSpiraea betulifolia Pallas white spireaSpiraea betulifolia var. lucida (Dougl. ex Greene) C.L. Hitchc. shinyleaf spireaSpiraea discolor Pursh = Holodiscus discolorSpiraea douglasii Hook. Douglas' spireaSpiraea douglasii var. menziesii (Hook.) K. Presl Menzies' spireaSpiraea splendens Baumann ex K. Koch rose meadowsweetSpiraea splendens var. rosea (Gray) Kartesz & Gandhi rose meadowsweetSpiraea splendens var. splendens Baumann ex K. Koch mountain spireaWaldsteinia idahoensis Piper Idaho falsestrawberry

RUBIACEAEGalium aparine L. stickywillyGalium bifolium S. Wats. twinleaf bedstrawGalium boreale L. northern bedstrawGalium mexicanum Kunth Mexican bedstrawGalium mexicanum ssp. asperulum (Gray) Dempster Mexican bedstrawGalium serpenticum Dempster Intermountain bedstrawGalium serpenticum ssp. serpenticum Dempster serpentine bedstrawGalium trifidum L. threepetal bedstrawGalium trifidum ssp. columbianum (Rydb.) Hulten threepetal bedstrawGalium trifidum ssp. subbiflorum (Wieg.) Piper


threepetal bedstrawGalium triflorum Michx. fragrant bedstrawKelloggia galioides Torr. milk kelloggia

RUPPIACEAERuppia maritima L. widgeongrass

SALICACEAEPopulus X acuminata Rydb. (pro sp.) lanceleaf cottonwoodPopulus angustifolia James narrowleaf cottonwoodPopulus balsamifera L. balsam poplarPopulus balsamifera ssp. balsamifera L. balsam poplarPopulus balsamifera ssp. trichocarpa (Torr. & Gray ex Hook.) Brayshaw black cottonwoodPopulus candicans Ait. = Populus balsamifera ssp. balsamiferaPopulus tremuloides Michx. quaking aspenPopulus trichocarpa Torr. & Gray ex Hook. = Populus balsamifera ssp. trichocarpaSalix amygdaloides Anderss. peachleaf willowSalix arctica R. Br. ex Richards.Salix barclayi Anderss. Barclay's willowSalix bebbiana Sarg. Bebb willowSalix boothii Dorn Booth's willowSalix brachycarpa Nutt. barrenground willowSalix brachycarpa ssp. brachycarpa Nutt. barrenground willowSalix brachycarpa ssp. brachycarpa var. brachycarpa Nutt. barrenground willowSalix candida Fluegge ex Willd.

sageleaf willowSalix cascadensis Cockerell cascade willowSalix commutata Bebb undergreen willowSalix drummondiana Barratt ex Hook. Drummond's willowSalix eastwoodiae Cockerell ex Heller mountain willowSalix exigua Nutt. sandbar willowSalix farriae Ball Farr's willowSalix geyeriana Anderss. Geyer's willowSalix glauca L. grayleaf willowSalix glauca ssp. glauca L. grayleaf willowSalix glauca ssp. glauca var. villosa (D. Don ex Hook.) Anderss. grayleaf willowSalix lasiolepis Benth. arroyo willowSalix lasiolepis var. lasiolepis Benth. Tracy willowSalix lemmonii Bebb Lemmon's willowSalix lucida Muhl. shining willowSalix lucida ssp. caudata (Nutt.) E. Murr. greenleaf willowSalix lucida ssp. lasiandra (Benth.) E. Murr. Pacific willowSalix lutea Nutt. yellow willowSalix melanopsis Nutt. dusky willowSalix monochroma Ball onecolor willowSalix monticola Bebb park willowSalix myrtillifolia Anderss. blueberry willowSalix myrtillifolia var. myrtillifolia Anderss. blueberry willow


Salix pedicellaris Pursh bog willowSalix planifolia Pursh diamondleaf willowSalix planifolia ssp. planifolia Pursh tealeaf willowSalix prolixa Anderss. MacKenzie's willowSalix pseudomonticola Ball false mountain willowSalix reticulata L. netleaf willowSalix reticulata ssp. nivalis (Hook.) A.& D. Love & Kapoor snow willowSalix scouleriana Barratt ex Hook. Scouler's willowSalix sitchensis Sanson ex Bong. Sitka willowSalix tweedyi (Bebb ex Rose) Ball Tweedy's willowSalix wolfii Bebb Wolf's willow

SANTALACEAEComandra pallida A. DC. = Comandra umbellata ssp. pallidaComandra umbellata (L.) Nutt. bastard toadflaxComandra umbellata ssp. pallida (A. DC.) Piehl pale bastard toadflaxGeocaulon lividum (Richards.) Fern. false toadflax

SAXIFRAGACEAEBolandra oregana S. Wats. northern false coolwortBoykinia heucheriformis (Rydb.) Rosendahl alumroot brookfoamBoykinia intermedia (Piper) G.N. Jones Sierran brookfoamBoykinia major Gray large boykiniaChrysosplenium tetrandrum (Lund ex Malmgr.) Th. Fries northern golden saxifrage

Conimitella williamsii (D.C. Eat.) Rydb. Williams' miterwortHeuchera chlorantha Piper tall alumrootHeuchera cylindrica Dougl. ex Hook. roundleaf alumrootHeuchera cylindrica var. alpina Sw. alpine alumrootHeuchera cylindrica var. cylindrica Dougl. ex Hook. roundleaf alumrootHeuchera cylindrica var. glabella (Torr. & Gray) Wheelock beautiful alumrootHeuchera cylindrica var. orbicularis (Rosendahl, Butters & Lakela) Calder & Savile poker alumrootHeuchera cylindrica var. septentrionalis Rosendahl, Butters & Lakela roundleaf alumrootHeuchera flabellifolia Rydb. Bridger Mountain alumrootHeuchera flabellifolia var. flabellifolia Rydb. shortstem alumrootHeuchera flabellifolia var. subsecta Rosendahl, Butters & Lakela Bridger Mountain alumrootHeuchera grossulariifolia Rydb. gooseberryleaf alumrootHeuchera grossulariifolia var. grossulariifolia Rydb. gooseberryleaf alumrootHeuchera grossulariifolia var. tenuifolia (Wheelock) C.L. Hitchc. gooseberryleaf alumrootHeuchera micrantha Dougl. ex Lindl. crevice alumrootHeuchera micrantha var. micrantha Dougl. ex Lindl. crevice alumrootHeuchera parvifolia Nutt. ex Torr. & Gray littleleaf alumrootHeuchera parvifolia var. utahensis (Rydb.) Garrett Utah alumrootHeuchera rubescens Torr. pink alumrootHeuchera rubescens var. truncata Rosendahl, Butters & Lakela pink alumrootLeptarrhena pyrolifolia (D. Don) R. Br. ex Ser. fireleaf leptarrhenaLithophragma glabrum Nutt. bulbous woodlandstar


Lithophragma parviflorum (Hook.) Nutt. ex Torr. & Gray smallflower woodlandstarLithophragma parviflorum var. parviflorum (Hook.) Nutt. ex Torr. & Gray smallflower woodlandstarLithophragma tenellum Nutt. slender woodlandstarMitella breweri Gray Brewer's miterwortMitella caulescens Nutt. slightstemmed miterwortMitella pentandra Hook. fivestamen miterwortMitella stauropetala Piper smallflower miterwortMitella stauropetala var. stauropetala Piper smallflower miterwortMitella stauropetala var. stenopetala (Piper) Rosendahl drywoods miterwortParnassia fimbriata Koenig Rocky Mountain parnassiaParnassia fimbriata var. fimbriata Koenig fringed grass of ParnassusParnassia fimbriata var. intermedia (Rydb.) C.L. Hitchc. intermediate parnassiaParnassia kotzebuei Cham. ex Spreng. Kotzebue's grass of ParnassusParnassia parviflora DC. smallflower grass of ParnassusSaxifraga adscendens L. wedgeleaf saxifrageSaxifraga adscendens ssp. oregonensis (Raf.) Bacig. small saxifrageSaxifraga bronchialis L. yellowdot saxifrageSaxifraga bronchialis ssp. austromontana (Wieg.) Piper matted saxifrageSaxifraga bryophora Gray bud saxifrageSaxifraga bryophora var. tobiasiae J. Grimes & Packard Tobias' saxifrageSaxifraga cernua L. nodding saxifrageSaxifraga cespitosa L. tufted alpine saxifrage

Saxifraga cespitosa ssp. monticola (Small) Porsild tufted alpine saxifrageSaxifraga ferruginea Graham rustyhair saxifrageSaxifraga ferruginea var. ferruginea Graham rustyhair saxifrageSaxifraga ferruginea var. vreelandii (Small) Engl. & Irmsch. Vreeland's saxifrageSaxifraga hyperborea R. Br. pygmy saxifrageSaxifraga idahoensis Piper Idaho saxifrageSaxifraga lyallii Engl. redstem saxifrageSaxifraga lyallii ssp. lyallii Engl. Lyall's saxifrageSaxifraga marshallii Greene Marshall's saxifrageSaxifraga mertensiana Bong. wood saxifrageSaxifraga nidifica Greene peak saxifrageSaxifraga nidifica var. claytoniifolia (Canby ex Small) Elvander peak saxifrageSaxifraga nidifica var. nidifica Greene peak saxifrageSaxifraga occidentalis S. Wats. Alberta saxifrageSaxifraga odontoloma Piper brook saxifrageSaxifraga oppositifolia L. purple mountain saxifrageSaxifraga oregana T.J. Howell Oregon saxifrageSaxifraga rhomboidea Greene diamondleaf saxifrageSaxifraga rivularis L. weak saxifrageSaxifraga subapetala E. Nels. Yellowstone saxifrageSaxifraga tolmiei Torr. & Gray Tolmie's saxifrageSuksdorfia ranunculifolia (Hook.) Engl. buttercup suksdorfiaSuksdorfia violacea Gray


violet suksdorfiaTellima grandiflora (Pursh) Dougl. ex Lindl. bigflower tellimaTiarella trifoliata L. threeleaf foamflowerTiarella trifoliata var. trifoliata L. threeleaf foamflowerTiarella trifoliata var. unifoliata (Hook.) Kurtz oneleaf foamflower

SCROPHULARIACEAEBacopa rotundifolia (Michx.) Wettst. disk waterhyssopBesseya rubra (Dougl. ex Hook.) Rydb. red besseyaBesseya wyomingensis (A. Nels.) Rydb. Wyoming besseyaCastilleja angustifolia (Nutt.) G. Don northwestern Indian paintbrushCastilleja angustifolia var. angustifolia (Nutt.) G. Don northwestern Indian paintbrushCastilleja angustifolia var. flavescens (Pennell ex Edwin) N. Holmgren northwestern Indian paintbrushCastilleja applegatei Fern. wavyleaf Indian paintbrushCastilleja applegatei ssp. martinii (Abrams) Chuang & HeckardCastilleja applegatei ssp. pinetorum (Fern.) Chuang & HeckardCastilleja cervina Greenm. deer Indian paintbrushCastilleja christii N. Holmgren Christ's Indian paintbrushCastilleja covilleana Henderson Coville's Indian paintbrushCastilleja crista-galli Rydb. mountainside Indian paintbrushCastilleja cusickii Greenm. Cusick's Indian paintbrushCastilleja flava S. Wats. yellow Indian paintbrushCastilleja flava var. flava S. Wats. yellow Indian paintbrushCastilleja flava var. rustica (Piper) N. Holmgren country Indian paintbrushCastilleja glandulifera Pennell

gland Indian paintbrushCastilleja hispida Benth. harsh Indian paintbrushCastilleja hispida ssp. acuta Pennell acute Indian paintbrushCastilleja hispida ssp. hispida Benth. harsh Indian paintbrushCastilleja linariifolia Benth. Wyoming Indian paintbrushCastilleja lutescens (Greenm.) Rydb. yellow Indian paintbrushCastilleja miniata Dougl. ex Hook. scarlet Indian paintbrushCastilleja miniata var. miniata Dougl. ex Hook. green Indian paintbrushCastilleja minor (Gray) Gray lesser Indian paintbrushCastilleja minor ssp. minor (Gray) GrayCastilleja occidentalis Torr. western Indian paintbrushCastilleja oresbia Greenm. Wallowa Indian paintbrushCastilleja pallescens (Gray) Greenm. pale Indian paintbrushCastilleja pallescens var. inverta (A. Nels. & J.F. Macbr.) Edwin pale Indian paintbrushCastilleja pallescens var. pallescens (Gray) Greenm. pale Indian paintbrushCastilleja pilosa (S. Wats.) Rydb. parrothead Indian paintbrushCastilleja pilosa var. longispica (A. Nels.) N. Holmgren longspike Indian paintbrushCastilleja pulchella Rydb. beautiful Indian paintbrushCastilleja rhexiifolia Rydb. splitleaf Indian paintbrushCastilleja sulphurea Rydb. sulphur Indian paintbrushCastilleja tenuis (Heller) Chuang & Heckard Indian paintbrushCastilleja viscidula Gray sticky Indian paintbrushChionophila tweedyi (Canby & Rose) Henderson Tweedy's snowloverCollinsia grandiflora Lindl.


Collinsia parviflora Lindl. smallflower blue eyed MaryCollinsia parviflora var. parviflora Lindl. smallflower blue eyed MaryCordylanthus capitatus Nutt. ex Benth. Yakima bird's beakCordylanthus parviflorus (Ferris) Wiggins purple bird's beakCordylanthus ramosus Nutt. ex Benth. bushy bird's beakGratiola ebracteata Benth. ex A. DC. bractless hedgehyssopGratiola neglecta Torr. clammy hedgehyssopLimosella aquatica L. water mudwortLinaria dalmatica (L.) P. Mill. Dalmatian toadflaxLinaria dalmatica ssp. dalmatica (L.) P. Mill. Dalmatian toadflaxLinaria vulgaris P. Mill. butter and eggsLindernia dubia (L.) Pennell moistbank pimpernelLindernia dubia var. anagallidea (Michx.) Cooperrider yellowseed false pimpernelLindernia dubia var. dubia (L.) Pennell yellowseed false pimpernelMelampyrum lineare Desr. narrowleaf cowwheatMelampyrum lineare var. lineare Desr. American cowwheatMimetanthe pilosa (Benth.) Greene false monkeyflowerMimulus breviflorus Piper shortflower monkeyflowerMimulus breweri (Greene) Coville Brewer's monkeyflowerMimulus clivicola Greenm. North Idaho monkeyflowerMimulus cusickii (Greene) Rattan Cusick's monkeyflowerMimulus floribundus Lindl. manyflowered monkeyflowerMimulus guttatus DC.

seep monkeyflowerMimulus lewisii Pursh purple monkeyflowerMimulus moschatus Dougl. ex Lindl. musk monkeyflowerMimulus moschatus var. moschatus Dougl. ex Lindl. muskflowerMimulus nanus Hook. & Arn. dwarf purple monkeyflowerMimulus nanus ssp. nanus Hook. & Arn. dwarf purple monkeyflowerMimulus primuloides Benth. primrose monkeyflowerMimulus primuloides var. primuloides Benth. primrose monkeyflowerMimulus ringens L. ringen monkeyflowerMimulus ringens var. ringens L. Allegheny monkeyflowerMimulus suksdorfii Gray Suksdorf's monkeyflowerMimulus tilingii Regel Tiling's monkeyflowerMimulus tilingii var. caespitosus (Greene) A.L. Grant subalpine monkeyflowerMimulus tilingii var. tilingii Regel Tiling's monkeyflowerMimulus washingtonensis Gandog. Washington monkeyflowerMisopates orontium (L.) Raf. linearleaf snapdragonOrthocarpus luteus Nutt. yellow owlcloverOrthocarpus tenuifolius (Pursh) Benth. thinleaved owlcloverOrthocarpus tolmiei Hook. & Arn. Tolmie's owlcloverPedicularis bracteosa Benth. bracted lousewortPedicularis bracteosa var. bracteosa Benth. bracted lousewortPedicularis bracteosa var. canbyi (Gray) Cronq. Canby's lousewortPedicularis bracteosa var. latifolia (Pennell) Cronq. widepetal lousewort


Pedicularis bracteosa var. paysoniana (Pennell) Cronq. Payson's lousewortPedicularis bracteosa var. siifolia (Rydb.) Cronq. smoothflower lousewortPedicularis contorta Benth. coiled lousewortPedicularis contorta var. contorta Benth. coiled lousewortPedicularis contorta var. ctenophora (Rydb.) A. Nels. & J.F. Macbr. coiled lousewortPedicularis contorta var. rubicunda N. Reese coiled lousewortPedicularis groenlandica Retz. elephanthead lousewortPedicularis groenlandica ssp. surrecta (Benth.) Piper Greenland lousewortPedicularis parryi Gray Parry's lousewortPedicularis parryi ssp. purpurea (Parry) G.D. Carr Rocky Mountain lousewortPedicularis racemosa Dougl. ex Benth. sickletop lousewortPedicularis racemosa ssp. alba Pennell sickletop lousewortPenstemon acuminatus Dougl. ex Lindl. sharpleaf penstemonPenstemon acuminatus var. acuminatus Dougl. ex Lindl. sharpleaf penstemonPenstemon albertinus Greene Alberta beardtonguePenstemon aridus Rydb. stiffleaf penstemonPenstemon attenuatus Dougl. ex Lindl. sulphur penstemonPenstemon attenuatus var. attenuatus Dougl. ex Lindl. sulphur penstemonPenstemon attenuatus var. militaris (Greene) Cronq. South Idaho penstemonPenstemon attenuatus var. pseudoprocerus (Rydb.) Cronq. small penstemonPenstemon compactus (Keck) Crosswhite compact penstemonPenstemon confertus Dougl. ex Lindl. yellow penstemonPenstemon cusickii Gray

Cusick's beardtonguePenstemon cyananthus Hook. Wasatch beardtonguePenstemon cyananthus var. cyananthus Hook. Wasatch beardtonguePenstemon cyananthus var. subglaber (Gray) N. Holmgren Wasatch beardtonguePenstemon cyaneus Pennell blue penstemonPenstemon davidsonii Greene Davidson's penstemonPenstemon davidsonii var. menziesii (Keck) Cronq. Menzies' penstemonPenstemon deustus Dougl. ex Lindl. scabland penstemonPenstemon deustus var. deustus Dougl. ex Lindl. hotrock beardtonguePenstemon diphyllus Rydb. twoleaf beardtonguePenstemon elegantulus Pennell rockvine penstemonPenstemon ellipticus Coult. & Fisher rocky ledge penstemonPenstemon eriantherus Pursh fuzzytongue penstemonPenstemon eriantherus var. eriantherus Pursh fuzzytongue penstemonPenstemon eriantherus var. redactus Pennell & Keck longsac penstemonPenstemon flavescens Pennell high mountain penstemonPenstemon fruticosus (Pursh) Greene bush penstemonPenstemon fruticosus var. fruticosus (Pursh) Greene shrubby penstemonPenstemon fruticosus var. scouleri (Lindl.) Cronq. littleleaf bush penstemonPenstemon fruticosus var. serratus (Keck) Cronq. sawleaf bush penstemonPenstemon gairdneri Hook. Gairdner's beardtonguePenstemon gairdneri var. oreganus Gray Gairdner's beardtonguePenstemon glandulosus Dougl. stickystem penstemon


Penstemon glandulosus var. glandulosus Dougl. stickystem penstemonPenstemon globosus (Piper) Pennell & Keck globe penstemonPenstemon humilis Nutt. ex Gray low penstemonPenstemon humilis ssp. brevifolius (Gray) Keck low beardtonguePenstemon humilis ssp. humilis Nutt. ex Gray low beardtonguePenstemon idahoensis Atwood & Welsh Idaho beardtonguePenstemon janishiae N. Holmgren Antelope Valley beardtonguePenstemon laxus A. Nels. tufted penstemonPenstemon lemhiensis (Keck) Keck & Cronq. Lemhi penstemonPenstemon leonardii Rydb. Leonard's beardtonguePenstemon leonardii var. leonardii Rydb. Leonard's beardtonguePenstemon lyallii (Gray) Gray Lyall's beardtonguePenstemon miser Gray Malheur penstemonPenstemon montanus Greene mountain penstemonPenstemon montanus var. idahoensis (Pennell & Keck) Cronq. Central Idaho penstemonPenstemon montanus var. montanus Greene cordroot beardtonguePenstemon nitidus Dougl. ex Benth. waxleaf penstemonPenstemon nitidus var. polyphyllus (Pennell) Cronq. waxleaf penstemonPenstemon palmeri Gray Palmer's penstemonPenstemon palmeri var. palmeri Gray Palmer's penstemonPenstemon payettensis A. Nels. & J.F. Macbr. Payette beardtonguePenstemon perpulcher A. Nels. Minidoka beardtonguePenstemon pratensis Greene

western whiteflower beardtonguePenstemon procerus Dougl. ex Graham littleflower penstemonPenstemon procerus var. formosus (A. Nels.) Cronq. pincushion beardtonguePenstemon pumilus Nutt. Salmon River beardtonguePenstemon radicosus A. Nels. matroot penstemonPenstemon rydbergii A. Nels. Rydberg's penstemonPenstemon rydbergii var. aggregatus (Pennell) N. Holmgren meadow beardtonguePenstemon rydbergii var. oreocharis (Greene) N. Holmgren herbaceous penstemonPenstemon rydbergii var. rydbergii A. Nels. swollen penstemonPenstemon seorsus (A. Nels.) Keck shortlobe penstemonPenstemon speciosus Dougl. ex Lindl. royal penstemonPenstemon subglaber Rydb. smooth penstemonPenstemon triphyllus Dougl. ex Lindl. Riggin's penstemonPenstemon venustus Dougl. ex Lindl. Venus penstemonPenstemon watsonii Gray Watson's penstemonPenstemon whippleanus Gray Whipple's penstemonPenstemon wilcoxii Rydb. Wilcox's penstemonRhinanthus minor L. little yellowrattleRhinanthus minor ssp. minor L. cockscomb rhinanthusSairocarpus kingii (S. Wats.) D.A. Sutton King's snapdragonScrophularia lanceolata Pursh lanceleaf figwortSynthyris missurica (Raf.) Pennell tailed kittenstailsSynthyris missurica ssp. missurica (Raf.) Pennell tailed kittenstails


Synthyris pinnatifida S. Wats. featherleaf kittenstailsSynthyris pinnatifida var. canescens (Pennell) Cronq. hairy kittenstailsSynthyris pinnatifida var. pinnatifida S. Wats. featherleaf kittenstailsSynthyris platycarpa Gail & Pennell Idaho kittenstailsTonella floribunda Gray manyflower tonellaVerbascum blattaria L. moth mulleinVerbascum thapsus L. common mulleinVeronica americana Schwein. ex Benth. American speedwellVeronica anagallis-aquatica L. water speedwellVeronica arvensis L. corn speedwellVeronica biloba L. twolobe speedwellVeronica chamaedrys L. germander speedwellVeronica cusickii Gray Cusick's speedwellVeronica peregrina L. neckweedVeronica peregrina ssp. xalapensis (Kunth) Pennell hairy purslane speedwellVeronica persica Poir. birdeye speedwellVeronica scutellata L. skullcap speedwellVeronica serpyllifolia L. thymeleaf speedwellVeronica serpyllifolia ssp. humifusa (Dickson) Syme brightblue speedwellVeronica wormskjoldii Roemer & J.A. Schultes American alpine speedwell

SELAGINELLACEAESelaginella densa Rydb. lesser spikemoss

Selaginella densa var. densa Rydb. dense spikemossSelaginella densa var. scopulorum (Maxon) R. Tryon Rocky Mountain spikemossSelaginella densa var. standleyi (Maxon) R. Tryon Standley's spikemossSelaginella douglasii (Hook. & Grev.) Spring Douglas' spikemossSelaginella selaginoides (L.) Beauv. ex Mart. & Schrank club spikemossSelaginella wallacei Hieron. Wallace's spikemossSelaginella watsonii Underwood Watson's spikemoss

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

SOLANACEAEDatura inoxia P. Mill. pricklyburrHyoscyamus niger L. black henbaneLycium barbarum L. matrimonyvineNicandra physalodes (L.) Gaertn. apple of PeruNicotiana attenuata Torr. ex S. Wats. coyote tobaccoNicotiana quadrivalvis Pursh Indian tobaccoNicotiana quadrivalvis var. quadrivalvis Pursh Indian tobaccoPhysalis heterophylla Nees clammy groundcherryPhysalis longifolia Nutt. longleaf groundcherryPhysalis longifolia var. subglabrata (Mackenzie & Bush) Cronq. longleaf groundcherryPhysalis philadelphica Lam. Mexican groundcherryPhysalis philadelphica var. immaculata Waterfall


Mexican groundcherrySolanum carolinense L. Carolina horsenettleSolanum carolinense var. carolinense L. Carolina horsenettleSolanum dulcamara L. climbing nightshadeSolanum interius Rydb. deadly nightshadeSolanum nigrum L. black nightshadeSolanum physalifolium Rusby hoe nightshadeSolanum rostratum Dunal buffalobur nightshadeSolanum triflorum Nutt. cutleaf nightshade

TAXACEAETaxus brevifolia Nutt. Pacific yew

THELYPTERIDACEAEThelypteris nevadensis (Baker) Clute ex Morton Sierran marsh fern

ULMACEAECeltis douglasii Planch. = Celtis laevigata var. reticulataCeltis laevigata Willd. sugarberryCeltis laevigata var. reticulata (Torr.) L. Benson netleaf hackberryCeltis occidentalis var. reticulata (Torr.) Sarg. = Celtis laevigata var. reticulata

UMBELLIFERAEAngelica arguta Nutt. Lyall's angelicaAngelica dawsonii S. Wats. Dawson's angelicaAngelica kingii (S. Wats.) Coult. & Rose King's angelica

Angelica pinnata S. Wats. smallleaf angelicaAngelica roseana Henderson rose angelicaApium graveolens L. wild celeryBerula erecta (Huds.) Coville cutleaf waterparsnipBupleurum americanum Coult. & Rose American thorow waxCarum carvi L. carawayCicuta bulbifera L. bulblet bearing water hemlockCicuta douglasii (DC.) Coult. & Rose western water hemlockConium maculatum L. poison hemlockCymopterus acaulis (Pursh) Raf. plains springparsleyCymopterus acaulis var. acaulis (Pursh) Raf. plains springparsleyCymopterus acaulis var. greeleyorum J. Grimes & Packard Greeley springparsleyCymopterus corrugatus M.E. Jones wrinklewing springparsleyCymopterus davisii Hartman Davis' springparsleyCymopterus douglassii Hartman & Constance Douglass' springparsleyCymopterus glaucus Nutt. waxy springparsleyCymopterus ibapensis M.E. Jones Ibapah springparsleyCymopterus longipes S. Wats. longstalk springparsleyCymopterus nivalis S. Wats. snowline springparsleyCymopterus purpurascens (Gray) M.E. Jones widewing springparsleyCymopterus terebinthinus var. albiflorus (Torr. & Gray) M.E. Jones = Pteryxia terebinthina var. albifloraDaucus carota L. Queen Anne's laceDaucus pusillus Michx.


American wild carrotEryngium alismifolium Greene Modoc eryngoEryngium articulatum Hook. beethistleHeracleum lanatum Michx. = Heracleum maximumHeracleum maximum Bartr. common cowparsnipLeptotaenia dissecta Nutt. = Lomatium dissectum var. dissectumLeptotaenia multifida Nutt. = Lomatium dissectum var. multifidumLigusticum canbyi Coult. & Rose Canby's licoricerootLigusticum filicinum S. Wats. fernleaf licoricerootLigusticum grayi Coult. & Rose Gray's licoricerootLigusticum tenuifolium S. Wats. Idaho licoricerootLigusticum verticillatum (Hook.) Coult. & Rose ex Rose northern licoricerootLomatium ambiguum (Nutt.) Coult. & Rose Wyeth biscuitrootLomatium bicolor (S. Wats.) Coult. & Rose Wasatch desertparsleyLomatium bicolor var. bicolor (S. Wats.) Coult. & Rose Wasatch desertparsleyLomatium bicolor var. leptocarpum (Torr. & Gray) Schlessman Wasatch desertparsleyLomatium canbyi (Coult. & Rose) Coult. & Rose Canby's biscuitrootLomatium cous (S. Wats.) Coult. & Rose cous biscuitrootLomatium cusickii (S. Wats.) Coult. & Rose Cusick's biscuitrootLomatium dissectum (Nutt.) Mathias & Constance fernleaf buscuitrootLomatium dissectum var. dissectum (Nutt.) Mathias & Constance fernleaf biscuitrootLomatium dissectum var. multifidum (Nutt.) Mathias & Constance carrotleaf biscuitrootLomatium donnellii (Coult. & Rose) Coult. & Rose Donnell's biscuitroot

Lomatium farinosum (Hook.) Coult. & Rose northern biscuitrootLomatium farinosum var. farinosum (Hook.) Coult. & Rose northern biscuitrootLomatium foeniculaceum (Nutt.) Coult. & Rose desert biscuitrootLomatium foeniculaceum ssp. macdougalii (Coult. & Rose) Theobald Macdougal's biscuitrootLomatium geyeri (S. Wats.) Coult. & Rose Geyer's biscuitrootLomatium gormanii (T.J. Howell) Coult. & Rose Gorman's biscuitrootLomatium grayi (Coult. & Rose) Coult. & Rose Gray's biscuitrootLomatium hendersonii (Coult. & Rose) Coult. & Rose Henderson's biscuitrootLomatium idahoense Mathias & Constance Idaho biscuitrootLomatium juniperinum (M.E. Jones) Coult. & Rose juniper biscuitrootLomatium macrocarpum (Nutt. ex Torr. & Gray) Coult. & Rose bigseed biscuitrootLomatium nudicaule (Pursh) Coult. & Rose barestem biscuitrootLomatium nuttallii (Gray) J.F. Macbr. Nuttall's biscuitrootLomatium orientale Coult. & Rose Northern Idaho biscuitrootLomatium piperi Coult. & Rose Indian biscuitrootLomatium rollinsii Mathias & Constance Rollins' biscuitrootLomatium salmoniflorum (Coult. & Rose) Mathias & Constance salmonflower biscuitrootLomatium sandbergii (Coult. & Rose) Coult. & Rose Sandberg's biscuitrootLomatium serpentinum (M.E. Jones) Mathias sweetscented biscuitrootLomatium simplex (Nutt.) J.F. Macbr. narrowleaf lomatiumLomatium simplex var. leptophyllum (Hook.) Mathias narrowleaf lomatiumLomatium simplex var. simplex (Nutt.) J.F. Macbr. Great Basin desertparsleyLomatium triternatum (Pursh) Coult. & Rose


nineleaf biscuitrootLomatium triternatum var. anomalum (M.E. Jones ex Coult. & Rose) Mathias broadnineleaf biscuitrootLomatium triternatum var. macrocarpum (Coult. & Rose) Mathias nineleaf biscuitrootLomatium triternatum var. triternatum (Pursh) Coult. & Rose nineleaf biscuitrootMusineon divaricatum (Pursh) Raf. leafy wildparsleyMusineon divaricatum var. hookeri (Torr. & Gray) Mathias Hooker's wildparsleyOrogenia fusiformis S. Wats. California Indian potatoOrogenia linearifolia S. Wats. Great Basin Indian potatoOsmorhiza berteroi DC. sweetcicelyOsmorhiza brevipes (Coult. & Rose) Suksdorf = Osmorhiza berteroiOsmorhiza chilensis Hook. & Arn. = Osmorhiza berteroiOsmorhiza depauperata Phil. bluntseed sweetrootOsmorhiza occidentalis (Nutt. ex Torr. & Gray) Torr. western sweetrootOsmorhiza purpurea (Coult. & Rose) Suksdorf purple sweetrootPastinaca sativa L. wild parsnipPerideridia bolanderi (Gray) A. Nels. & J.F. Macbr. Bolander's yampahPerideridia bolanderi ssp. bolanderi (Gray) A. Nels. & J.F. Macbr. Bolander's yampahPerideridia gairdneri (Hook. & Arn.) Mathias yampaPerideridia gairdneri ssp. borealis Chuang & Constance common yampahPerideridia parishii (Coult. & Rose) A. Nels. & J.F. Macbr. Parish's yampahPteryxia hendersonii (Coult. & Rose) Mathias & Constance Henderson's desertparsleyPteryxia petraea (M.E. Jones) Coult. & Rose rockloving desertparsleyPteryxia terebinthina (Hook.) Coult. & Rose

smoothshore springparsleyPteryxia terebinthina var. albiflora (Torr. & Gray) Mathias smoothshore springparsleyPteryxia terebinthina var. foeniculacea (Nutt. ex Torr. & Gray) Mathias turpentine wavewingSanicula graveolens Poepp. ex DC. northern sanicleSanicula marilandica L. Maryland sanicleSium suave Walt. hemlock waterparsnipSphenosciadium capitellatum Gray woollyhead parsnipTauschia tenuissima (Geyer ex Hook.) Mathias & Constance Leiberg's umbrellawortYabea microcarpa (Hook. & Arn.) K.-Pol. falsecarrotZizia aptera (Gray) Fern. meadow zizia

URTICACEAEParietaria L. pellitoryParietaria pensylvanica Muhl. ex Willd. Pennsylvania pellitoryUrtica dioica L. stinging nettleUrtica dioica ssp. gracilis (Ait.) Seland. California nettleUrtica dioica ssp. holosericea (Nutt.) Thorne stinging nettleUrtica gracilis Ait. = Urtica dioica ssp. gracilisUrtica holosericea Nutt. = Urtica dioica ssp. holosericeaUrtica lyallii S. Wats. = Urtica dioica ssp. gracilis

VALERIANACEAEPlectritis macrocera Torr. & Gray longhorn plectritisPlectritis macrocera ssp. grayi (Suksdorf) Morey Gray's seablush


Plectritis macrocera ssp. macrocera Torr. & Gray white seablushValeriana acutiloba Rydb. sharpleaf valerianValeriana acutiloba var. pubicarpa (Rydb.) Cronq. hairyfruit valerianValeriana dioica L. marsh valerianValeriana dioica var. sylvatica S. Wats. woods valerianValeriana edulis Nutt. ex Torr. & Gray edible valerianValeriana edulis var. edulis Nutt. ex Torr. & Gray tobacco rootValeriana occidentalis Heller western valerianValeriana officinalis L. garden valerianValeriana sitchensis Bong. Sitka valerianValerianella carinata Loisel. European cornsaladValerianella locusta (L.) Lat. Lewiston cornsalad

VIOLACEAEViola adunca Sm. hookedspur violetViola adunca var. adunca Sm. hookedspur violetViola affinis Le Conte sand violetViola arvensis Murr. field pansyViola beckwithii Torr. & Gray Beckwith's violetViola beckwithii ssp. beckwithii Torr. & Gray Beckwith's violetViola bicolor Pursh field pansyViola canadensis L. Canadian white violetViola canadensis var. rugulosa (Greene) C.L. Hitchc. creepingroot violet

Viola glabella Nutt. pioneer violetViola macloskeyi Lloyd small white violetViola nephrophylla var. nephrophylla Greene northern bog violetViola nuttallii Pursh Nuttall's violetViola orbiculata Geyer ex Holz. darkwoods violetViola palustris L. marsh violetViola palustris var. brevipes (M.S. Baker) R.J. Davis marsh violetViola palustris var. palustris L. marsh violetViola praemorsa Dougl. ex Lindl. canary violetViola praemorsa ssp. linguifolia (Nutt.) M.S. Baker & J.C. Clausen ex M.E. Peck upland yellow violetViola purpurea Kellogg goosefoot violetViola purpurea ssp. venosa (S. Wats.) M.S. Baker & J.C. Clausen goosefoot yellow violetViola renifolia Gray white violetViola sempervirens Greene evergreen violetViola sheltonii Torr. Shelton's violetViola sororia Willd. common blue violetViola utahensis M.S. Baker & J.C. Clausen ex Baker Utah violetViola vallicola A. Nels. valley violetViola vallicola var. major (Hook.) Fabijan valley violetViola vallicola var. vallicola A. Nels. sagebrush violet

VISCACEAEArceuthobium americanum Nutt. ex Engelm.


American dwarf mistletoeArceuthobium campylopodum Engelm. western dwarf mistletoeArceuthobium cyanocarpum (A. Nels. ex Rydb.) A. Nels. limber pine dwarf mistletoeArceuthobium douglasii Engelm. Douglas fir dwarf mistletoeArceuthobium laricis (Piper) St. John larch dwarf mistletoeArceuthobium tsugense (Rosendahl) G.N. Jones hemlock dwarf mistletoe

ZANNICHELLIACEAEZannichellia palustris L. horned pondweed

ZYGOPHYLLACEAETribulus terrestris L. puncturevineZygophyllum fabago L. Syrian beancaper

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