Teton County

Montana

FIPS: 30099
Taxa recorded: 1,702
Of which native: 1,486
Introduced: 196

Filter & sort

Sort by

Showing 1702 of 1,702.

Abies lasiocarpa (Hook.) Nutt. Native ABLA

subalpine fir · Pinaceae
Abies lasiocarpa (Hook.) Nutt. var. lasiocarpa Native ABLAL

subalpine fir · Pinaceae
Abutilon theophrasti Medik. Introduced ABTH

velvetleaf · Malvaceae
Acer glabrum Torr. Native ACGL

Rocky Mountain maple · Aceraceae
Acer glabrum Torr. var. glabrum Native ACGLG2

Rocky Mountain maple · Aceraceae
Achillea millefolium L. Both ACMI2

common yarrow · Asteraceae
Achillea millefolium L. var. alpicola (Rydb.) Garrett Native ACMIA

common yarrow · Asteraceae
Achillea ptarmica L. Introduced ACPT

sneezeweed · Asteraceae
Achnatherum hymenoides (Roem. & Schult.) Barkworth Native ACHY

Indian ricegrass · Poaceae
Achnatherum lettermanii (Vasey) Barkworth Native ACLE9

Letterman's needlegrass · Poaceae
Achnatherum nelsonii (Scribn.) Barkworth Native ACNE9

Columbia needlegrass · Poaceae
Achnatherum nelsonii (Scribn.) Barkworth ssp. dorei (Barkworth & Maze) Barkworth Native ACNED

Dore's needlegrass · Poaceae
Achnatherum nelsonii (Scribn.) Barkworth ssp. nelsonii Native ACNEN2

Columbia needlegrass · Poaceae
Achnatherum occidentale (Thurb.) Barkworth Native ACOC3

western needlegrass · Poaceae
Achnatherum occidentale (Thurb.) Barkworth ssp. pubescens (Vasey) Barkworth Native ACOCP

pubescent western needlegrass · Poaceae
Achnatherum richardsonii (Link) Barkworth Native ACRI8

Richardson's needlegrass · Poaceae
Aconitum columbianum Nutt. Native ACCO4

Columbian monkshood · Ranunculaceae
Aconitum columbianum Nutt. ssp. columbianum Native ACCOC3

Columbian monkshood · Ranunculaceae
Acroptilon repens (L.) DC. Introduced ACRE3

hardheads · Asteraceae
Actaea rubra (Aiton) Willd. Native ACRU2

red baneberry · Ranunculaceae
Actaea rubra (Aiton) Willd. ssp. arguta (Nutt.) Hultén Native ACRUA8

red baneberry · Ranunculaceae
Adiantum aleuticum (Rupr.) Paris Native ADAL

Aleutian maidenhair · Pteridaceae
Aegilops cylindrica Host Introduced AECY

jointed goatgrass · Poaceae
Agastache urticifolia (Benth.) Kuntze Native AGUR

nettleleaf giant hyssop · Lamiaceae
Agastache urticifolia (Benth.) Kuntze var. urticifolia Native AGURU

nettleleaf giant hyssop · Lamiaceae
Agoseris aurantiaca (Hook.) Greene Native AGAU2

orange agoseris · Asteraceae
Agoseris aurantiaca (Hook.) Greene var. aurantiaca Native AGAUA

orange agoseris · Asteraceae
Agoseris aurantiaca (Hook.) Greene var. purpurea (A. Gray) Cronquist Native AGAUP

orange agoseris · Asteraceae
Agoseris glauca (Pursh) Raf. Native AGGL

pale agoseris · Asteraceae
Agoseris glauca (Pursh) Raf. var. dasycephala (Torr. & A. Gray) Jeps. Native AGGLD

pale agoseris · Asteraceae
Agoseris glauca (Pursh) Raf. var. glauca Native AGGLG

pale agoseris · Asteraceae
Agoseris glauca (Pursh) Raf. var. laciniata (D.C. Eaton) Smiley Native AGGLL

false agoseris · Asteraceae
Agropyron cristatum (L.) Gaertn. Introduced AGCR

crested wheatgrass · Poaceae
Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev Introduced AGCRP8

crested wheatgrass · Poaceae
Agrostis exarata Trin. Native AGEX

spike bentgrass · Poaceae
Agrostis humilis Vasey Native AGHU

alpine bentgrass · Poaceae
Agrostis oregonensis Vasey Native AGOR

Oregon bentgrass · Poaceae
Agrostis pauzhetica Prob. Native AGPA9

Thermal Bent · Poaceae
Agrostis scabra Willd. Native AGSC5

rough bentgrass · Poaceae
Agrostis stolonifera L. Introduced AGST2

creeping bentgrass · Poaceae
Alcea rosea L. Introduced ALRO3

hollyhock · Malvaceae
Alisma gramineum Lej. Native ALGR

narrowleaf water plantain · Alismataceae
Alisma triviale Pursh Native ALTR7

northern water plantain · Alismataceae
Allium acuminatum Hook. Native ALAC4

tapertip onion · Liliaceae
Allium brevistylum S. Watson Native ALBR2

shortstyle onion · Liliaceae
Allium cernuum Roth Native ALCE2

nodding onion · Liliaceae
Allium geyeri S. Watson Native ALGE

Geyer's onion · Liliaceae
Allium geyeri S. Watson var. tenerum M.E. Jones Native ALGET

bulbil onion · Liliaceae
Allium schoenoprasum L. Both ALSC

wild chives · Liliaceae
Allium schoenoprasum L. var. schoenoprasum Introduced ALSCS2

wild chives · Liliaceae
Allium textile A. Nelson & J.F. Macbr. Native ALTE

textile onion · Liliaceae
Alnus incana (L.) Moench Native ALIN2

gray alder · Betulaceae
Alnus incana (L.) Moench ssp. tenuifolia (Nutt.) Breitung Native ALINT

thinleaf alder · Betulaceae
Alopecurus aequalis Sobol. Native ALAE

shortawn foxtail · Poaceae
Alopecurus aequalis Sobol. var. aequalis Native ALAEA

shortawn foxtail · Poaceae
Alopecurus magellanicus Lam. Native ALMA8

Alpine Meadow-Foxtail · Poaceae
Alopecurus pratensis L. Introduced ALPR3

meadow foxtail · Poaceae
Alyssum alyssoides (L.) L. Introduced ALAL3

pale madwort · Brassicaceae
Alyssum desertorum Stapf Introduced ALDE

desert madwort · Brassicaceae
Alyssum desertorum Stapf var. desertorum Introduced ALDED

desert madwort · Brassicaceae
Amaranthus blitoides S. Watson Introduced AMBL

mat amaranth · Amaranthaceae
Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Native AMAL2

Saskatoon serviceberry · Rosaceae
Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. alnifolia Native AMALA

Saskatoon serviceberry · Rosaceae
Amelanchier pumila (Torr. & A. Gray) Nutt. ex M. Roem. Native AMPU5

dwarf serviceberry · Rosaceae
Ammannia robusta Heer & Regel Native AMRO3

grand redstem · Lythraceae
Anaphalis margaritacea (L.) Benth. Native ANMA

western pearly everlasting · Asteraceae
Androsace filiformis Retz. Native ANFI

filiform rockjasmine · Primulaceae
Androsace septentrionalis L. Native ANSE4

pygmyflower rockjasmine · Primulaceae
Androsace septentrionalis L. ssp. subulifera (A. Gray) G.T. Robbins Native ANSES4

pygmyflower rockjasmine · Primulaceae
Anemone multifida Poir. Native ANMU

Pacific anemone · Ranunculaceae
Anemone multifida Poir. var. tetonensis (Porter ex Britton) C.L. Hitchc. Native ANMUT

Pacific anemone · Ranunculaceae
Anemone parviflora Michx. Native ANPA

smallflowered anemone · Ranunculaceae
Anemone parviflora Michx. var. parviflora Native ANPAP2

smallflowered anemone · Ranunculaceae
Angelica arguta Nutt. Native ANAR3

Lyall's angelica · Apiaceae
Angelica pinnata S. Watson Native ANPI2

small-leaf angelica · Apiaceae
Angelica roseana L.F. Hend. Native ANRO

rose angelica · Apiaceae
Antennaria anaphaloides Rydb. Native ANAN2

pearly pussytoes · Asteraceae
Antennaria corymbosa E.E. Nelson Native ANCO

flat-top pussytoes · Asteraceae
Antennaria dimorpha (Nutt.) Torr. & A. Gray Native ANDI2

low pussytoes · Asteraceae
Antennaria luzuloides Torr. & A. Gray Native ANLU2

rush pussytoes · Asteraceae
Antennaria luzuloides Torr. & A. Gray ssp. luzuloides Native ANLUL

rush pussytoes · Asteraceae
Antennaria media Greene Native ANME2

Rocky Mountain pussytoes · Asteraceae
Antennaria microphylla Rydb. Native ANMI3

littleleaf pussytoes · Asteraceae
Antennaria parvifolia Nutt. Native ANPA4

small-leaf pussytoes · Asteraceae
Antennaria pulcherrima (Hook.) Greene Native ANPU

showy pussytoes · Asteraceae
Antennaria pulcherrima (Hook.) Greene ssp. pulcherrima Native ANPUP

handsome pussy-toes · Asteraceae
Antennaria racemosa Hook. Native ANRA

raceme pussytoes · Asteraceae
Antennaria rosea Greene Native ANRO2

rosy pussytoes · Asteraceae
Antennaria umbrinella Rydb. Native ANUM

umber pussytoes · Asteraceae
Anthemis tinctoria L. Introduced ANTI

golden chamomile · Asteraceae
Apocynum androsaemifolium L. Native APAN2

spreading dogbane · Apocynaceae
Apocynum cannabinum L. Native APCA

Indianhemp · Apocynaceae
Apocynum ×floribundum Greene (pro sp.) [androsaemifolium × cannabinum] Native APFL

Apocynaceae
Aquilegia coerulea James Native AQCO

Colorado blue columbine · Ranunculaceae
Aquilegia coerulea James var. alpina A. Nelson Native AQCOA

Colorado alpine columbine · Ranunculaceae
Aquilegia coerulea James var. coerulea Native AQCOC

Colorado blue columbine · Ranunculaceae
Aquilegia coerulea James var. ochroleuca Hook. Native AQCOO

white Colorado columbine · Ranunculaceae
Aquilegia flavescens S. Watson Native AQFL

yellow columbine · Ranunculaceae
Aquilegia flavescens S. Watson var. flavescens Native AQFLF

yellow columbine · Ranunculaceae
Aquilegia flavescens S. Watson var. miniata A. Nelson & J.F. Macbr. Native AQFLM

yellow columbine · Ranunculaceae
Arabis drummondii A. Gray Native ARDR

Drummond's rockcress · Brassicaceae
Arabis fructicosa A. Nelson Native ARFR5

fruit rockcress · Brassicaceae
Arabis glabra (L.) Bernh. Native ARGL

tower rockcress · Brassicaceae
Arabis hirsuta (L.) Scop. Native ARHI

hairy rockcress · Brassicaceae
Arabis hirsuta (L.) Scop. var. glabrata Torr. & A. Gray Native ARHIG

mountain rockcress · Brassicaceae
Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins Native ARHIP

creamflower rockcress · Brassicaceae
Arabis holboellii Hornem. Native ARHO2

Holboell's rockcress · Brassicaceae
Arabis holboellii Hornem. var. pendulocarpa (A. Nelson) Rollins Native ARHOP2

dropseed rockcress · Brassicaceae
Arabis holboellii Hornem. var. pinetorum (Tidestr.) Rollins Native ARHOP3

Holboell's rockcress · Brassicaceae
Arabis holboellii Hornem. var. retrofracta (Graham) Rydb. Native ARHOR

second rockcress · Brassicaceae
Arabis lemmonii S. Watson Native ARLE

Lemmon's rockcress · Brassicaceae
Arabis lemmonii S. Watson var. lemmonii Native ARLEL

Lemmon's rockcress · Brassicaceae
Arabis lyallii S. Watson Native ARLY

Lyall's rockcress · Brassicaceae
Arabis microphylla Nutt. Native ARMI

littleleaf rockcress · Brassicaceae
Arabis microphylla Nutt. var. microphylla Native ARMIM2

littleleaf rockcress · Brassicaceae
Arabis nuttallii B.L. Rob. Native ARNU

Nuttall's rockcress · Brassicaceae
Arabis sparsiflora Nutt. Native ARSP

sicklepod rockcress · Brassicaceae
Arabis sparsiflora Nutt. var. subvillosa (S. Watson) Rollins Native ARSPS

hairystem rockcress · Brassicaceae
Arceuthobium americanum Nutt. ex Engelm. Native ARAM

American dwarf mistletoe · Viscaceae
Arceuthobium douglasii Engelm. Native ARDO

Douglas-fir dwarf mistletoe · Viscaceae
Arctium lappa L. Introduced ARLA3

greater burdock · Asteraceae
Arctium minus Bernh. Introduced ARMI2

lesser burdock · Asteraceae
Arctostaphylos uva-ursi (L.) Spreng. Native ARUV

kinnikinnick · Ericaceae
Arenaria capillaris Poir. Native ARCA7

slender mountain sandwort · Caryophyllaceae
Arenaria capillaris Poir. ssp. americana Maguire Native ARCAA

fescue sandwort · Caryophyllaceae
Arenaria congesta Nutt. Native ARCO5

ballhead sandwort · Caryophyllaceae
Arenaria congesta Nutt. var. congesta Native ARCOC4

ballhead sandwort · Caryophyllaceae
Arenaria congesta Nutt. var. lithophila (Rydb.) Maguire Native ARCOL

rock-loving sandwort · Caryophyllaceae
Argentina anserina (L.) Rydb. Native ARAN7

silverweed cinquefoil · Rosaceae
Arnica chamissonis Less. Native ARCH3

Chamisso arnica · Asteraceae
Arnica chamissonis Less. ssp. foliosa (Nutt.) Maguire Native ARCHF

Chamisso arnica · Asteraceae
Arnica chamissonis Less. ssp. foliosa (Nutt.) Maguire var. andina (Nutt.) Ediger & T.M. Barkley Native ARCHA2

Chamisso arnica · Asteraceae
Arnica cordifolia Hook. Native ARCO9

heartleaf arnica · Asteraceae
Arnica gracilis Rydb. Native ARGR14

smallhead arnica · Asteraceae
Arnica latifolia Bong. Native ARLA8

broadleaf arnica · Asteraceae
Arnica longifolia D.C. Eaton Native ARLO6

spearleaf arnica · Asteraceae
Arnica mollis Hook. Native ARMO4

hairy arnica · Asteraceae
Arnica parryi A. Gray Native ARPA13

Parry's arnica · Asteraceae
Arnica parryi A. Gray ssp. parryi Native ARPAP3

Parry's arnica · Asteraceae
Arnica rydbergii Greene Native ARRY

Rydberg's arnica · Asteraceae
Arnica sororia Greene Native ARSO2

twin arnica · Asteraceae
Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl Introduced AREL3

tall oatgrass · Poaceae
Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl var. elatius Introduced ARELE

tall oatgrass · Poaceae
Artemisia abrotanum L. Introduced ARAB2

southernwood · Asteraceae
Artemisia arbuscula Nutt. Native ARAR8

little sagebrush · Asteraceae
Artemisia arbuscula Nutt. ssp. arbuscula Native ARARA

little sagebrush · Asteraceae
Artemisia arbuscula Nutt. ssp. longiloba (Osterh.) L.M. Shultz Native ARARL

little sagebrush · Asteraceae
Artemisia biennis Willd. Both ARBI2

biennial wormwood · Asteraceae
Artemisia biennis Willd. var. biennis Introduced ARBIB

biennial wormwood · Asteraceae
Artemisia campestris L. Native ARCA12

field sagewort · Asteraceae
Artemisia cana Pursh Native ARCA13

silver sagebrush · Asteraceae
Artemisia cana Pursh ssp. viscidula (Osterh.) Beetle Native ARCAV2

silver sagebrush · Asteraceae
Artemisia dracunculus L. Native ARDR4

tarragon · Asteraceae
Artemisia frigida Willd. Native ARFR4

prairie sagewort · Asteraceae
Artemisia ludoviciana Nutt. Both ARLU

white sagebrush · Asteraceae
Artemisia ludoviciana Nutt. ssp. candicans (Rydb.) D.D. Keck Native ARLUC8

white sagebrush · Asteraceae
Artemisia ludoviciana Nutt. ssp. incompta (Nutt.) D.D. Keck Native ARLUI2

white sagebrush · Asteraceae
Artemisia michauxiana Besser Native ARMI4

Michaux's wormwood · Asteraceae
Artemisia scopulorum A. Gray Native ARSC

alpine sagebrush · Asteraceae
Artemisia tridentata Nutt. Native ARTR2

big sagebrush · Asteraceae
Artemisia tridentata Nutt. ssp. spiciformis (Osterh.) Kartesz & Gandhi Native ARTRS2

big sagebrush · Asteraceae
Artemisia tridentata Nutt. ssp. tridentata Native ARTRT

basin big sagebrush · Asteraceae
Artemisia tridentata Nutt. ssp. vaseyana (Rydb.) Beetle Native ARTRV

mountain big sagebrush · Asteraceae
Artemisia tripartita Rydb. Native ARTR4

threetip sagebrush · Asteraceae
Artemisia tripartita Rydb. ssp. tripartita Native ARTRT2

threetip sagebrush · Asteraceae
Asclepias speciosa Torr. Native ASSP

showy milkweed · Asclepiadaceae
Asparagus officinalis L. Introduced ASOF

garden asparagus · Liliaceae
Asperugo procumbens L. Introduced ASPR

German-madwort · Boraginaceae
Aspidotis densa (Brack.) Lellinger Native ASDE6

Indian's dream · Pteridaceae
Asplenium trichomanes-ramosum L. Native ASTR10

brightgreen spleenwort · Aspleniaceae
Astragalus agrestis Douglas ex G. Don Native ASAG2

purple milkvetch · Fabaceae
Astragalus alpinus L. Native ASAL7

alpine milkvetch · Fabaceae
Astragalus alpinus L. var. alpinus Native ASALA4

alpine milkvetch · Fabaceae
Astragalus argophyllus Nutt. Native ASAR4

silverleaf milkvetch · Fabaceae
Astragalus argophyllus Nutt. var. argophyllus Native ASARA

silverleaf milkvetch · Fabaceae
Astragalus australis (L.) Lam. Native ASAU4

Indian milkvetch · Fabaceae
Astragalus bisulcatus (Hook.) A. Gray Native ASBI2

twogrooved milkvetch · Fabaceae
Astragalus bisulcatus (Hook.) A. Gray var. bisulcatus Native ASBIB

twogrooved milkvetch · Fabaceae
Astragalus bodinii Sheldon Native ASBO

Bodin's milkvetch · Fabaceae
Astragalus canadensis L. Native ASCA11

Canadian milkvetch · Fabaceae
Astragalus canadensis L. var. brevidens (Gandog.) Barneby Native ASCAB

shorttooth Canadian milkvetch · Fabaceae
Astragalus canadensis L. var. canadensis Native ASCAC6

Canadian milkvetch · Fabaceae
Astragalus cicer L. Introduced ASCI4

chickpea milkvetch · Fabaceae
Astragalus convallarius Greene Native ASCO12

lesser rushy milkvetch · Fabaceae
Astragalus convallarius Greene var. convallarius Native ASCOC9

lesser rushy milkvetch · Fabaceae
Astragalus crassicarpus Nutt. Native ASCR2

groundplum milkvetch · Fabaceae
Astragalus eucosmus B.L. Rob. Native ASEU2

elegant milkvetch · Fabaceae
Astragalus gilviflorus Sheldon Native ASGI5

plains milkvetch · Fabaceae
Astragalus gilviflorus Sheldon var. gilviflorus Native ASGIG

plains milkvetch · Fabaceae
Astragalus gracilis Nutt. Native ASGR3

slender milkvetch · Fabaceae
Astragalus kentrophyta A. Gray Native ASKE

spiny milkvetch · Fabaceae
Astragalus kentrophyta A. Gray var. tegetarius (S. Watson) Dorn Native ASKET

mat milkvetch · Fabaceae
Astragalus laxmannii Jacq. Native ASLA27

Laxmann's milkvetch · Fabaceae
Astragalus laxmannii Jacq. var. robustior (Hook.) Barneby & S.L. Welsh Native ASLAR

prairie milkvetch · Fabaceae
Astragalus miser Douglas ex Hook. Native ASMI9

timber milkvetch · Fabaceae
Astragalus miser Douglas ex Hook. var. decumbens (Nutt. ex Torr. & A. Gray) Cronquist Native ASMID

prostrate milkvetch · Fabaceae
Astragalus miser Douglas ex Hook. var. hylophilus (Rydb.) Barneby Native ASMIH

woody milkvetch · Fabaceae
Astragalus miser Douglas ex Hook. var. praeteritus Barneby Native ASMIP2

Yellowstone milkvetch · Fabaceae
Astragalus miser Douglas ex Hook. var. tenuifolius (Nutt.) Barneby Native ASMIT

timber milkvetch · Fabaceae
Astragalus missouriensis Nutt. Native ASMI10

Missouri milkvetch · Fabaceae
Astragalus missouriensis Nutt. var. missouriensis Native ASMIM5

Missouri milkvetch · Fabaceae
Astragalus molybdenus Barneby Native ASMO8

Leadville milkvetch · Fabaceae
Astragalus pectinatus (Douglas ex Hook.) Douglas ex G. Don Native ASPE5

narrowleaf milkvetch · Fabaceae
Astragalus purshii Douglas ex Hook. Native ASPU9

woollypod milkvetch · Fabaceae
Astragalus purshii Douglas ex Hook. var. purshii Native ASPUP7

woollypod milkvetch · Fabaceae
Astragalus robbinsii (Oakes) A. Gray Native ASRO

Robbins' milkvetch · Fabaceae
Astragalus robbinsii (Oakes) A. Gray var. minor (Hook.) Barneby Native ASROM

Robbins' milkvetch · Fabaceae
Astragalus tenellus Pursh Native ASTE5

looseflower milkvetch · Fabaceae
Astragalus terminalis S. Watson Native ASTE9

railhead milkvetch · Fabaceae
Astragalus vexilliflexus Sheldon Native ASVE5

bentflower milkvetch · Fabaceae
Astragalus vexilliflexus Sheldon var. vexilliflexus Native ASVEV2

bentflower milkvetch · Fabaceae
Athyrium americanum (Butters) Maxon Native ATAM

alpine ladyfern · Dryopteridaceae
Athyrium filix-femina (L.) Roth Native ATFI

common ladyfern · Dryopteridaceae
Athyrium filix-femina (L.) Roth ssp. cyclosorum (Rupr.) C. Chr. Native ATFIC

subarctic ladyfern · Dryopteridaceae
Atriplex argentea Nutt. Native ATAR2

silverscale saltbush · Chenopodiaceae
Atriplex argentea Nutt. ssp. argentea Native ATARA

silverscale saltbush · Chenopodiaceae
Atriplex argentea Nutt. ssp. argentea var. argentea Native ATARA2

silverscale saltbush · Chenopodiaceae
Atriplex gardneri (Moq.) D. Dietr. Native ATGA

Gardner's saltbush · Chenopodiaceae
Atriplex hortensis L. Introduced ATHO

garden orache · Chenopodiaceae
Avena fatua L. Introduced AVFA

wild oat · Poaceae
Avena sativa L. Introduced AVSA

common oat · Poaceae
Balsamorhiza sagittata (Pursh) Nutt. Native BASA3

arrowleaf balsamroot · Asteraceae
Barbarea orthoceras Ledeb. Native BAOR

American yellowrocket · Brassicaceae
Barbarea vulgaris W.T. Aiton Introduced BAVU

garden yellowrocket · Brassicaceae
Bassia hyssopifolia (Pall.) Kuntz Introduced BAHY

fivehorn smotherweed · Chenopodiaceae
Bassia scoparia (L.) A.J. Scott Introduced BASC5

burningbush · Chenopodiaceae
Beckmannia syzigachne (Steud.) Fernald Native BESY

American sloughgrass · Poaceae
Berteroa incana (L.) DC. Introduced BEIN2

hoary alyssum · Brassicaceae
Besseya wyomingensis (A. Nelson) Rydb. Native BEWY

Wyoming besseya · Scrophulariaceae
Betula nana L. Native BENA

dwarf birch · Betulaceae
Betula occidentalis Hook. Native BEOC2

water birch · Betulaceae
Bidens cernua L. Native BICE

nodding beggartick · Asteraceae
Borago officinalis L. Introduced BOOF

common borage · Boraginaceae
Botrychium multifidum (S.G. Gmel.) Trevis. Native BOMU

leathery grapefern · Ophioglossaceae
Botrychium virginianum (L.) Sw. Native BOVI

rattlesnake fern · Ophioglossaceae
Brassica juncea (L.) Czern. Introduced BRJU

brown mustard · Brassicaceae
Brassica nigra (L.) W.D.J. Koch Introduced BRNI

black mustard · Brassicaceae
Brickellia grandiflora (Hook.) Nutt. Native BRGR

tasselflower brickellbush · Asteraceae
Bromus arvensis L. Introduced BRAR5

field brome · Poaceae
Bromus ciliatus L. Native BRCI2

fringed brome · Poaceae
Bromus inermis Leyss. Both BRIN2

smooth brome · Poaceae
Bromus inermis Leyss. ssp. inermis Introduced BRINI

smooth brome · Poaceae
Bromus inermis Leyss. ssp. inermis var. inermis Introduced BRINI2

smooth brome · Poaceae
Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon Native BRINP

Pumpelly's brome · Poaceae
Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon var. pumpellianus (Scribn.) C.L. Hitchc. Native BRINP5

Pumpelly's brome · Poaceae
Bromus marginatus Nees ex Steud. Native BRMA4

mountain brome · Poaceae
Bromus porteri (J.M. Coult.) Nash Native BRPO2

Porter brome · Poaceae
Bromus racemosus L. Introduced BRRA2

bald brome · Poaceae
Bromus tectorum L. Introduced BRTE

cheatgrass · Poaceae
Bromus vulgaris (Hook.) Shear Native BRVU

Columbia brome · Poaceae
Buglossoides arvensis (L.) I.M. Johnst. Introduced BUAR3

corn gromwell · Boraginaceae
Bupleurum americanum J.M. Coult. & Rose Native BUAM2

American thorow wax · Apiaceae
Calamagrostis canadensis (Michx.) P. Beauv. Native CACA4

bluejoint · Poaceae
Calamagrostis koelerioides Vasey Native CAKO

fire reedgrass · Poaceae
Calamagrostis purpurascens R. Br. Native CAPU

purple reedgrass · Poaceae
Calamagrostis purpurascens R. Br. var. purpurascens Native CAPUP7

purple reedgrass · Poaceae
Calamagrostis rubescens Buckley Native CARU

pinegrass · Poaceae
Calamagrostis scopulorum M.E. Jones Native CASC

ditch reedgrass · Poaceae
Calamagrostis stricta (Timm) Koeler Native CAST36

slimstem reedgrass · Poaceae
Calamagrostis stricta (Timm) Koeler ssp. inexpansa (A. Gray) C.W. Greene Native CASTI3

northern reedgrass · Poaceae
Callitriche hermaphroditica L. Native CAHE2

northern water-starwort · Callitrichaceae
Callitriche heterophylla Pursh Native CAHE3

twoheaded water-starwort · Callitrichaceae
Callitriche heterophylla Pursh ssp. heterophylla Native CAHEH

twoheaded water-starwort · Callitrichaceae
Callitriche palustris L. Native CAPA52

vernal water-starwort · Callitrichaceae
Calochortus eurycarpus S. Watson Native CAEU

white mariposa lily · Liliaceae
Calochortus nuttallii Torr. & A. Gray Native CANU3

sego lily · Liliaceae
Caltha leptosepala DC. Native CALE4

white marsh marigold · Ranunculaceae
Caltha leptosepala DC. ssp. leptosepala Native CALEL7

white marsh marigold · Ranunculaceae
Caltha leptosepala DC. ssp. leptosepala var. leptosepala Native CALEL8

white marsh marigold · Ranunculaceae
Calypso bulbosa (L.) Oakes Native CABU

fairy slipper · Orchidaceae
Calypso bulbosa (L.) Oakes var. americana (R. Br.) Luer Native CABUA

fairy slipper · Orchidaceae
Camassia quamash (Pursh) Greene Native CAQU2

small camas · Liliaceae
Camassia quamash (Pursh) Greene ssp. utahensis Gould Native CAQUU2

Utah small camas · Liliaceae
Camelina microcarpa Andrz. ex DC. Introduced CAMI2

littlepod false flax · Brassicaceae
Camelina sativa (L.) Crantz Introduced CASA2

false flax · Brassicaceae
Camelina sativa (L.) Crantz ssp. sativa Introduced CASAS2

gold-of-pleasure · Brassicaceae
Camissonia breviflora (Torr. & A. Gray) P.H. Raven Native CABR22

fewflower evening primrose · Onagraceae
Camissonia subacaulis (Pursh) P.H. Raven Native CASU18

diffuseflower evening primrose · Onagraceae
Campanula rapunculoides L. Introduced CARA

rampion bellflower · Campanulaceae
Campanula rotundifolia L. Native CARO2

bluebell bellflower · Campanulaceae
Cannabis sativa L. Introduced CASA3

marijuana · Cannabaceae
Cannabis sativa L. ssp. sativa Introduced CASAS3

marijuana · Cannabaceae
Cannabis sativa L. ssp. sativa var. sativa Introduced CASAS9

marijuana · Cannabaceae
Capsella bursa-pastoris (L.) Medik. Introduced CABU2

shepherd's purse · Brassicaceae
Caragana arborescens Lam. Introduced CAAR18

Siberian peashrub · Fabaceae
Cardamine breweri S. Watson Native CABR6

Brewer's bittercress · Brassicaceae
Cardamine pensylvanica Muhl. ex Willd. Native CAPE3

Pennsylvania bittercress · Brassicaceae
Cardaria chalepensis (L.) Hand.-Maz. Introduced CACH42

lenspod whitetop · Brassicaceae
Cardaria draba (L.) Desv. Introduced CADR

whitetop · Brassicaceae
Cardaria pubescens (C.A. Mey.) Jarmolenko Introduced CAPU6

hairy whitetop · Brassicaceae
Carduus nutans L. Introduced CANU4

nodding plumeless thistle · Asteraceae
Carex albonigra Mack. Native CAAL6

blackandwhite sedge · Cyperaceae
Carex aquatilis Wahlenb. Native CAAQ

water sedge · Cyperaceae
Carex aquatilis Wahlenb. var. aquatilis Native CAAQA

water sedge · Cyperaceae
Carex athrostachya Olney Native CAAT3

slenderbeak sedge · Cyperaceae
Carex aurea Nutt. Native CAAU3

golden sedge · Cyperaceae
Carex backii Boott Native CABA3

Back's sedge · Cyperaceae
Carex brunnescens (Pers.) Poir. Native CABR15

brownish sedge · Cyperaceae
Carex brunnescens (Pers.) Poir. ssp. sphaerostachya (Tuck.) Kalela Native CABRS

brownish sedge · Cyperaceae
Carex buxbaumii Wahlenb. Native CABU6

Buxbaum's sedge · Cyperaceae
Carex canescens L. Native CACA11

silvery sedge · Cyperaceae
Carex canescens L. ssp. canescens Native CACAC6

silvery sedge · Cyperaceae
Carex cusickii Mack. ex Piper & Beattie Native CACU5

Cusick's sedge · Cyperaceae
Carex diandra Schrank Native CADI4

lesser panicled sedge · Cyperaceae
Carex disperma Dewey Native CADI6

softleaf sedge · Cyperaceae
Carex douglasii Boott Native CADO2

Douglas' sedge · Cyperaceae
Carex duriuscula C.A. Mey. Native CADU6

needleleaf sedge · Cyperaceae
Carex echinata Murray Native CAEC

star sedge · Cyperaceae
Carex echinata Murray ssp. echinata Native CAECE

star sedge · Cyperaceae
Carex elynoides T. Holm Native CAEL3

blackroot sedge · Cyperaceae
Carex engelmannii L.H. Bailey Native CAEN3

Engelmann's sedge · Cyperaceae
Carex filifolia Nutt. Native CAFI

threadleaf sedge · Cyperaceae
Carex geyeri Boott Native CAGE2

Geyer's sedge · Cyperaceae
Carex haydeniana Olney Native CAHA6

cloud sedge · Cyperaceae
Carex heteroneura W. Boott Native CAHE8

different-nerve sedge · Cyperaceae
Carex heteroneura W. Boott var. epapillosa (Mack.) F.J. Herm. Native CAHEE

different-nerve sedge · Cyperaceae
Carex hoodii Boott Native CAHO5

Hood's sedge · Cyperaceae
Carex illota L.H. Bailey Native CAIL

sheep sedge · Cyperaceae
Carex infirminervia Naczi Native CAIN7

weak-nerved sedge · Cyperaceae
Carex laeviculmis Meinsh. Native CALA13

smoothstem sedge · Cyperaceae
Carex lenticularis Michx. Native CALE8

lakeshore sedge · Cyperaceae
Carex lenticularis Michx. var. lipocarpa (T. Holm) L.A. Standl. Native CALEL3

Kellogg's sedge · Cyperaceae
Carex leporinella Mack. Native CALE9

Sierra hare sedge · Cyperaceae
Carex leptalea Wahlenb. Native CALE10

bristlystalked sedge · Cyperaceae
Carex leptalea Wahlenb. ssp. leptalea Native CALEL4

bristlystalked sedge · Cyperaceae
Carex luzulina Olney Native CALU7

woodrush sedge · Cyperaceae
Carex luzulina Olney var. ablata (L.H. Bailey) F.J. Herm. Native CALUA

woodrush sedge · Cyperaceae
Carex microptera Mack. Native CAMI7

smallwing sedge · Cyperaceae
Carex nardina Fr. Native CANA2

spike sedge · Cyperaceae
Carex nardina Fr. var. hepburnii (Boott) Kük. Native CANAH

Hepburn's sedge · Cyperaceae
Carex nebrascensis Dewey Native CANE2

Nebraska sedge · Cyperaceae
Carex neurophora Mack. Native CANE6

alpine nerve sedge · Cyperaceae
Carex nigricans C.A. Mey. Native CANI2

black alpine sedge · Cyperaceae
Carex norvegica Retz. Native CANO2

Norway sedge · Cyperaceae
Carex norvegica Retz. ssp. stevenii (T. Holm) A.E. Murray Native CANOS

Steven's sedge · Cyperaceae
Carex obtusata Lilj. Native CAOB4

obtuse sedge · Cyperaceae
Carex pachystachya Cham. ex Steud. Native CAPA14

chamisso sedge · Cyperaceae
Carex paysonis Clokey Native CAPA31

Payson's sedge · Cyperaceae
Carex pellita Muhl. ex Willd. Native CAPE42

woolly sedge · Cyperaceae
Carex pelocarpa F.J. Herm. Native CAPE5

duskyseed sedge · Cyperaceae
Carex petasata Dewey Native CAPE7

Liddon sedge · Cyperaceae
Carex phaeocephala Piper Native CAPH2

dunhead sedge · Cyperaceae
Carex praegracilis W. Boott Native CAPR5

clustered field sedge · Cyperaceae
Carex praticola Rydb. Native CAPR7

meadow sedge · Cyperaceae
Carex pyrenaica Wahlenb. Native CAPY3

Pyrenean sedge · Cyperaceae
Carex pyrenaica Wahlenb. ssp. pyrenaica Native CAPYP

Pyrenean sedge · Cyperaceae
Carex raynoldsii Dewey Native CARA6

Raynolds' sedge · Cyperaceae
Carex rossii Boott Native CARO5

Ross' sedge · Cyperaceae
Carex sartwellii Dewey Native CASA8

Sartwell's sedge · Cyperaceae
Carex sartwellii Dewey var. sartwellii Native CASAS5

Sartwell's sedge · Cyperaceae
Carex scopulorum T. Holm Native CASC12

mountain sedge · Cyperaceae
Carex scopulorum T. Holm var. scopulorum Native CASCS2

mountain sedge · Cyperaceae
Carex simulata Mack. Native CASI2

analogue sedge · Cyperaceae
Carex utriculata Boott Native CAUT

Northwest Territory sedge · Cyperaceae
Carex vallicola Dewey Native CAVA3

valley sedge · Cyperaceae
Carex vallicola Dewey var. vallicola Native CAVAV

valley sedge · Cyperaceae
Carex viridula Michx. Native CAVI5

little green sedge · Cyperaceae
Carex viridula Michx. ssp. viridula Native CAVIV

little green sedge · Cyperaceae
Carex ×physocarpoides Lepage Native CAPH3

sedge · Cyperaceae
Castilleja applegatei Fernald Native CAAP4

wavyleaf Indian paintbrush · Scrophulariaceae
Castilleja cusickii Greenm. Native CACU7

Cusick's Indian paintbrush · Scrophulariaceae
Castilleja flava S. Watson Native CAFL7

yellow Indian paintbrush · Scrophulariaceae
Castilleja flava S. Watson var. flava Native CAFLF3

yellow Indian paintbrush · Scrophulariaceae
Castilleja linariifolia Benth. Native CALI4

Wyoming Indian paintbrush · Scrophulariaceae
Castilleja miniata Douglas ex Hook. Native CAMI12

giant red Indian paintbrush · Scrophulariaceae
Castilleja miniata Douglas ex Hook. ssp. miniata Native CAMIM5

giant red Indian paintbrush · Scrophulariaceae
Castilleja pilosa (S. Watson) Rydb. Native CAPI3

parrothead Indian paintbrush · Scrophulariaceae
Castilleja pilosa (S. Watson) Rydb. var. longispica (A. Nelson) N.H. Holmgren Native CAPIL

longspike Indian paintbrush · Scrophulariaceae
Castilleja pulchella Rydb. Native CAPU10

beautiful Indian paintbrush · Scrophulariaceae
Castilleja rhexiifolia Rydb. Native CARH4

splitleaf Indian paintbrush · Scrophulariaceae
Castilleja sulphurea Rydb. Native CASU12

sulphur Indian paintbrush · Scrophulariaceae
Catabrosa aquatica (L.) P. Beauv. Native CAAQ3

water whorlgrass · Poaceae
Catabrosa aquatica (L.) P. Beauv. var. aquatica Native CAAQA6

water whorlgrass · Poaceae
Ceanothus velutinus Douglas ex Hook. Native CEVE

snowbrush ceanothus · Rhamnaceae
Ceanothus velutinus Douglas ex Hook. var. velutinus Native CEVEV4

snowbrush ceanothus · Rhamnaceae
Cenchrus longispinus (Hack.) Fernald Native CELO3

mat sandbur · Poaceae
Centaurea diffusa Lam. Introduced CEDI3

diffuse knapweed · Asteraceae
Centaurea stoebe L. Introduced CEST8

spotted knapweed · Asteraceae
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek Introduced CESTM

spotted knapweed · Asteraceae
Cerastium arvense L. Both CEAR4

field chickweed · Caryophyllaceae
Cerastium arvense L. ssp. strictum (L.) Ugborogho Native CEARS2

field chickweed · Caryophyllaceae
Cerastium beeringianum Cham. & Schltdl. Native CEBE2

Bering chickweed · Caryophyllaceae
Cerastium beeringianum Cham. & Schltdl. ssp. earlei (Rydb.) Hultén Native CEBEE

Bering chickweed · Caryophyllaceae
Cerastium fontanum Baumg. Introduced CEFO2

common mouse-ear chickweed · Caryophyllaceae
Cerastium fontanum Baumg. ssp. vulgare (Hartm.) Greuter & Burdet Introduced CEFOV2

big chickweed · Caryophyllaceae
Ceratophyllum demersum L. Native CEDE4

coon's tail · Ceratophyllaceae
Cercocarpus ledifolius Nutt. Native CELE3

curl-leaf mountain mahogany · Rosaceae
Cercocarpus ledifolius Nutt. var. intercedens C.K. Schneid. Native CELEI

curl-leaf mountain mahogany · Rosaceae
Cercocarpus ledifolius Nutt. var. ledifolius Native CELEL

curl-leaf mountain mahogany · Rosaceae
Chaenactis douglasii (Hook.) Hook. & Arn. Native CHDO

Douglas' dustymaiden · Asteraceae
Chamaesyce glyptosperma (Engelm.) Small Native CHGL13

ribseed sandmat · Euphorbiaceae
Chamerion angustifolium (L.) Holub Native CHAN9

fireweed · Onagraceae
Chamerion angustifolium (L.) Holub ssp. angustifolium Native CHANA2

fireweed · Onagraceae
Chamerion angustifolium (L.) Holub ssp. circumvagum (Mosquin) Hoch Native CHANC

fireweed · Onagraceae
Chamerion latifolium (L.) Holub Native CHLA13

dwarf fireweed · Onagraceae
Cheilanthes feei T. Moore Native CHFE

slender lipfern · Pteridaceae
Chenopodium album L. Both CHAL7

lambsquarters · Chenopodiaceae
Chenopodium album L. var. album Introduced CHALA

lambsquarters · Chenopodiaceae
Chenopodium atrovirens Rydb. Native CHAT

pinyon goosefoot · Chenopodiaceae
Chenopodium berlandieri Moq. Native CHBE4

pitseed goosefoot · Chenopodiaceae
Chenopodium berlandieri Moq. var. zschackii (Murr) Murr ex Asch. Native CHBEZ

Zschack's goosefoot · Chenopodiaceae
Chenopodium chenopodioides (L.) Aellen Native CHCH

low goosefoot · Chenopodiaceae
Chenopodium fremontii S. Watson Native CHFR3

Fremont's goosefoot · Chenopodiaceae
Chenopodium fremontii S. Watson var. fremontii Native CHFRF

Fremont's goosefoot · Chenopodiaceae
Chenopodium glaucum L. Introduced CHGL3

oakleaf goosefoot · Chenopodiaceae
Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson Native CHLE4

narrowleaf goosefoot · Chenopodiaceae
Chenopodium overi Aellen Native CHOV

Over's goosefoot · Chenopodiaceae
Chenopodium salinum Standl. Native CHSA2

Rocky Mountain goosefoot · Chenopodiaceae
Chimaphila umbellata (L.) W.P.C. Barton Native CHUM

pipsissewa · Pyrolaceae
Chimaphila umbellata (L.) W.P.C. Barton ssp. occidentalis (Rydb.) Hultén Native CHUMO2

pipsissewa · Pyrolaceae
Chorispora tenella (Pall.) DC. Introduced CHTE2

crossflower · Brassicaceae
Chrysothamnus viscidiflorus (Hook.) Nutt. Native CHVI8

yellow rabbitbrush · Asteraceae
Chrysothamnus viscidiflorus (Hook.) Nutt. ssp. lanceolatus (Nutt.) H.M. Hall & Clem. Native CHVIL4

yellow rabbitbrush · Asteraceae
Chrysothamnus viscidiflorus (Hook.) Nutt. ssp. viscidiflorus Native CHVIV2

yellow rabbitbrush · Asteraceae
Cicuta douglasii (DC.) J.M. Coult. & Rose Native CIDO

western water hemlock · Apiaceae
Cicuta maculata L. Native CIMA2

spotted water hemlock · Apiaceae
Cicuta maculata L. var. angustifolia Hook. Native CIMAA

spotted water hemlock · Apiaceae
Cinna latifolia (Trevis. ex Goepp.) Griseb. Native CILA2

drooping woodreed · Poaceae
Circaea alpina L. Native CIAL

small enchanter's nightshade · Onagraceae
Circaea alpina L. ssp. pacifica (Asch. & Magnus) P.H. Raven Native CIALP2

small enchanter's nightshade · Onagraceae
Cirsium arvense (L.) Scop. Introduced CIAR4

Canada thistle · Asteraceae
Cirsium eatonii (A. Gray) B.L. Rob. Native CIEA

Eaton's thistle · Asteraceae
Cirsium scariosum Nutt. Native CISC2

meadow thistle · Asteraceae
Cirsium subniveum Rydb. Native CISU

Jackson Hole thistle · Asteraceae
Cirsium undulatum (Nutt.) Spreng. Native CIUN

wavyleaf thistle · Asteraceae
Cirsium undulatum (Nutt.) Spreng. var. undulatum Native CIUNU

wavyleaf thistle · Asteraceae
Cirsium vulgare (Savi) Ten. Introduced CIVU

bull thistle · Asteraceae
Cistanthe umbellata (Torr.) Hershkovitz Native CIUM

Mt. Hood pussypaws · Portulacaceae
Cistanthe umbellata (Torr.) Hershkovitz var. caudicifera (A. Gray) Kartesz & Gandhi Native CIUMC

Mt. Hood pussypaws · Portulacaceae
Clarkia pulchella Pursh Native CLPU

pinkfairies · Onagraceae
Claytonia lanceolata Pall. ex Pursh Native CLLA2

lanceleaf springbeauty · Portulacaceae
Claytonia lanceolata Pall. ex Pursh var. lanceolata Native CLLAL

lanceleaf springbeauty · Portulacaceae
Clematis hirsutissima Pursh Native CLHI

hairy clematis · Ranunculaceae
Clematis hirsutissima Pursh var. hirsutissima Native CLHIH

hairy clematis · Ranunculaceae
Clematis ligusticifolia Nutt. Native CLLI2

western white clematis · Ranunculaceae
Clematis ligusticifolia Nutt. var. ligusticifolia Native CLLIL2

western white clematis · Ranunculaceae
Clematis occidentalis (Hornem.) DC. Native CLOC2

western blue virginsbower · Ranunculaceae
Clematis occidentalis (Hornem.) DC. var. grosseserrata (Rydb.) J. Pringle Native CLOCG

western blue virginsbower · Ranunculaceae
Cleome serrulata Pursh Native CLSE

Rocky Mountain beeplant · Capparaceae
Collinsia parviflora Lindl. Native COPA3

maiden blue eyed Mary · Scrophulariaceae
Collomia debilis (S. Watson) Greene Native CODE

alpine collomia · Polemoniaceae
Collomia debilis (S. Watson) Greene var. debilis Native CODED

alpine collomia · Polemoniaceae
Collomia debilis (S. Watson) Greene var. trifida Payson Native CODET

alpine collomia · Polemoniaceae
Collomia linearis Nutt. Native COLI2

tiny trumpet · Polemoniaceae
Comandra umbellata (L.) Nutt. Native COUM

bastard toadflax · Santalaceae
Comandra umbellata (L.) Nutt. ssp. pallida (A. DC.) Piehl Native COUMP

pale bastard toadflax · Santalaceae
Comarum palustre L. Native COPA28

purple marshlocks · Rosaceae
Conimitella williamsii (D.C. Eaton) Rydb. Native COWI

Williams' miterwort · Saxifragaceae
Conringia orientalis (L.) Dumort. Introduced COOR

hare's ear mustard · Brassicaceae
Convolvulus arvensis L. Introduced COAR4

field bindweed · Convolvulaceae
Conyza canadensis (L.) Cronquist Native COCA5

Canadian horseweed · Asteraceae
Conyza canadensis (L.) Cronquist var. canadensis Native COCAC3

Canadian horseweed · Asteraceae
Conyza canadensis (L.) Cronquist var. glabrata (A. Gray) Cronquist Native COCAG

Canadian horseweed · Asteraceae
Corallorhiza maculata (Raf.) Raf. Native COMA25

summer coralroot · Orchidaceae
Corallorhiza mertensiana Bong. Native COME17

Pacific coralroot · Orchidaceae
Corallorhiza striata Lindl. Native COST19

hooded coralroot · Orchidaceae
Corallorhiza trifida Chatelain Native COTR18

yellow coralroot · Orchidaceae
Corallorhiza wisteriana Conrad Native COWI5

spring coralroot · Orchidaceae
Cordylanthus ramosus Nutt. ex Benth. Native CORA5

bushy bird's beak · Scrophulariaceae
Cornus sericea L. Native COSE16

redosier dogwood · Cornaceae
Cornus sericea L. ssp. sericea Native COSES

redosier dogwood · Cornaceae
Corydalis aurea Willd. Native COAU2

scrambled eggs · Fumariaceae
Crataegus douglasii Lindl. Native CRDO2

black hawthorn · Rosaceae
Crataegus rivularis Nutt. Native CRRI

river hawthorn · Rosaceae
Crepis acuminata Nutt. Native CRAC2

tapertip hawksbeard · Asteraceae
Crepis acuminata Nutt. ssp. acuminata Native CRACA

tapertip hawksbeard · Asteraceae
Crepis atribarba A. Heller Native CRAT

slender hawksbeard · Asteraceae
Crepis atribarba A. Heller ssp. originalis (Babc. & Stebbins) Babc. & Stebbins Native CRATO

slender hawksbeard · Asteraceae
Crepis intermedia A. Gray Native CRIN4

limestone hawksbeard · Asteraceae
Crepis modocensis Greene Native CRMO4

Modoc hawksbeard · Asteraceae
Crepis modocensis Greene ssp. modocensis Native CRMOM

Modoc hawksbeard · Asteraceae
Crepis runcinata (James) Torr. & A. Gray Native CRRU3

fiddleleaf hawksbeard · Asteraceae
Crepis runcinata (James) Torr. & A. Gray ssp. glauca (Nutt.) Babc. & Stebbins Native CRRUG

fiddleleaf hawksbeard · Asteraceae
Crepis tectorum L. Introduced CRTE3

narrowleaf hawksbeard · Asteraceae
Cryptantha affinis (A. Gray) Greene Native CRAF

quill cryptantha · Boraginaceae
Cryptantha ambigua (A. Gray) Greene Native CRAM3

basin cryptantha · Boraginaceae
Cryptantha celosioides (Eastw.) Payson Native CRCE

buttecandle · Boraginaceae
Cryptantha torreyana (A. Gray) Greene Native CRTO4

Torrey's cryptantha · Boraginaceae
Cryptogramma acrostichoides R. Br. Native CRAC3

American rockbrake · Pteridaceae
Cryptogramma stelleri (S.G. Gmel.) Prantl Native CRST2

fragile rockbrake · Pteridaceae
Cyclachaena xanthiifolia (Nutt.) Fresen. Native CYXA2

carelessweed · Asteraceae
Cymopterus longipes S. Watson Native CYLO

longstalk springparsley · Apiaceae
Cynoglossum officinale L. Introduced CYOF

gypsyflower · Boraginaceae
Cystopteris fragilis (L.) Bernh. Native CYFR2

brittle bladderfern · Dryopteridaceae
Dactylis glomerata L. Introduced DAGL

orchardgrass · Poaceae
Dactylis glomerata L. ssp. glomerata Introduced DAGLG

orchardgrass · Poaceae
Dalea purpurea Vent. Native DAPU5

purple prairie clover · Fabaceae
Dalea purpurea Vent. var. purpurea Native DAPUP

purple prairie clover · Fabaceae
Danthonia californica Bol. Native DACA3

California oatgrass · Poaceae
Danthonia intermedia Vasey Native DAIN

timber oatgrass · Poaceae
Danthonia unispicata (Thurb.) Munro ex Macoun Native DAUN

onespike danthonia · Poaceae
Dasiphora fruticosa (L.) Rydb. Native DAFR6

shrubby cinquefoil · Rosaceae
Dasiphora fruticosa (L.) Rydb. ssp. floribunda (Pursh) Kartesz Native DAFRF

shrubby cinquefoil · Rosaceae
Delphinium bicolor Nutt. Native DEBI

little larkspur · Ranunculaceae
Delphinium bicolor Nutt. ssp. bicolor Native DEBIB

little larkspur · Ranunculaceae
Delphinium glaucum S. Watson Native DEGL3

Sierra larkspur · Ranunculaceae
Delphinium nuttallianum Pritz. ex Walp. Native DENU2

twolobe larkspur · Ranunculaceae
Delphinium ×burkei Greene (pro sp.) [depauperatum × nuttallianum] Native DEBU

larkspur · Ranunculaceae
Delphinium ×occidentale (S. Watson) S. Watson (pro sp.) [barbeyi × glaucum] Native DEOC

Ranunculaceae
Deschampsia cespitosa (L.) P. Beauv. Native DECE

tufted hairgrass · Poaceae
Descurainia californica (A. Gray) O.E. Schulz Native DECA6

Sierra tansymustard · Brassicaceae
Descurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn Native DEIN5

mountain tansymustard · Brassicaceae
Descurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn ssp. incana Native DEINI

mountain tansymustard · Brassicaceae
Descurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn ssp. procera (Greene) Kartesz & Gandhi Native DEINP

mountain tansymustard · Brassicaceae
Descurainia pinnata (Walter) Britton Native DEPI

western tansymustard · Brassicaceae
Descurainia sophia (L.) Webb ex Prantl Introduced DESO2

herb sophia · Brassicaceae
Dianthus armeria L. Introduced DIAR

Deptford pink · Caryophyllaceae
Dicentra uniflora Kellogg Native DIUN

longhorn steer's-head · Fumariaceae
Diplotaxis muralis (L.) DC. Introduced DIMU2

annual wallrocket · Brassicaceae
Distichlis spicata (L.) Greene Native DISP

saltgrass · Poaceae
Dodecatheon conjugens Greene Native DOCO

Bonneville shootingstar · Primulaceae
Dodecatheon conjugens Greene ssp. conjugens Native DOCOC3

Bonneville shootingstar · Primulaceae
Dodecatheon pulchellum (Raf.) Merr. Native DOPU

darkthroat shootingstar · Primulaceae
Dodecatheon pulchellum (Raf.) Merr. ssp. pulchellum Native DOPUP2

darkthroat shootingstar · Primulaceae
Douglasia montana A. Gray Native DOMO

Rocky Mountain dwarf-primrose · Primulaceae
Downingia laeta (Greene) Greene Native DOLA2

Great Basin calicoflower · Campanulaceae
Draba albertina Greene Native DRAL4

slender draba · Brassicaceae
Draba aurea Vahl ex Hornem. Native DRAU

golden draba · Brassicaceae
Draba borealis DC. Native DRBO

boreal draba · Brassicaceae
Draba brachycarpa Nutt. ex Torr. & A. Gray Native DRBR

shortpod draba · Brassicaceae
Draba breweri S. Watson Native DRBR2

cushion draba · Brassicaceae
Draba breweri S. Watson var. cana (Rydb.) Rollins Native DRBRC

cushion draba · Brassicaceae
Draba crassa Rydb. Native DRCR

thickleaf draba · Brassicaceae
Draba crassifolia Graham Native DRCR2

snowbed draba · Brassicaceae
Draba globosa Payson Native DRGL6

beavertip draba · Brassicaceae
Draba incerta Payson Native DRIN2

Yellowstone draba · Brassicaceae
Draba incerta Payson var. incerta Native DRINI4

Yellowstone draba · Brassicaceae
Draba lonchocarpa Rydb. Native DRLO

lancepod draba · Brassicaceae
Draba lonchocarpa Rydb. var. lonchocarpa Native DRLOL

lancepod draba · Brassicaceae
Draba nemorosa L. Native DRNE

woodland draba · Brassicaceae
Draba oligosperma Hook. Native DROL

fewseed draba · Brassicaceae
Draba paysonii J.F. Macbr. Native DRPA

Payson's draba · Brassicaceae
Draba praealta Greene Native DRPR

tall draba · Brassicaceae
Draba ventosa A. Gray Native DRVE

Wind River draba · Brassicaceae
Dracocephalum parviflorum Nutt. Native DRPA2

American dragonhead · Lamiaceae
Drosera anglica Huds. Native DRAN

English sundew · Droseraceae
Dryas octopetala L. Native DROC

eightpetal mountain-avens · Rosaceae
Dryas octopetala L. ssp. hookeriana (Juz.) Hultén Native DROCH

Hooker's mountain-avens · Rosaceae
Dryopteris expansa (C. Presl) Fraser-Jenkins & Jermy Native DREX2

spreading woodfern · Dryopteridaceae
Echinochloa crus-galli (L.) P. Beauv. Introduced ECCR

barnyardgrass · Poaceae
Elaeagnus angustifolia L. Introduced ELAN

Russian olive · Elaeagnaceae
Elaeagnus commutata Bernh. ex Rydb. Native ELCO

silverberry · Elaeagnaceae
Eleocharis acicularis (L.) Roem. & Schult. Native ELAC

needle spikerush · Cyperaceae
Eleocharis acicularis (L.) Roem. & Schult. var. acicularis Native ELACA

needle spikerush · Cyperaceae
Eleocharis flavescens (Poir.) Urb. Native ELFL

yellow spikerush · Cyperaceae
Eleocharis flavescens (Poir.) Urb. var. thermalis (Rydb.) Cronquist Native ELFLT

yellow spikerush · Cyperaceae
Eleocharis palustris (L.) Roem. & Schult. Native ELPA3

common spikerush · Cyperaceae
Eleocharis palustris (L.) Roem. & Schult. var. palustris Native ELPAP

common spikerush · Cyperaceae
Eleocharis quinqueflora (Hartmann) O. Schwarz Native ELQU2

fewflower spikerush · Cyperaceae
Eleocharis rostellata (Torr.) Torr. Native ELRO2

beaked spikerush · Cyperaceae
Ellisia nyctelea (L.) L. Native ELNY

Aunt Lucy · Hydrophyllaceae
Elodea bifoliata H. St. John Native ELBI2

twoleaf waterweed · Hydrocharitaceae
Elymus albicans (Scribn. & J.G. Sm.) Á. Löve Native ELAL7

Montana wheatgrass · Poaceae
Elymus canadensis L. Native ELCA4

Canada wildrye · Poaceae
Elymus elymoides (Raf.) Swezey Native ELEL5

squirreltail · Poaceae
Elymus glaucus Buckley Native ELGL

blue wildrye · Poaceae
Elymus lanceolatus (Scribn. & J.G. Sm.) Gould Native ELLA3

thickspike wheatgrass · Poaceae
Elymus lanceolatus (Scribn. & J.G. Sm.) Gould ssp. lanceolatus Native ELLAL

thickspike wheatgrass · Poaceae
Elymus repens (L.) Gould Introduced ELRE4

quackgrass · Poaceae
Elymus scribneri (Vasey) M.E. Jones Native ELSC4

spreading wheatgrass · Poaceae
Elymus trachycaulus (Link) Gould ex Shinners Native ELTR7

slender wheatgrass · Poaceae
Elymus ×hansenii Scribn. (pro sp.) [glaucus × elymoides or multisetus] Native ELHA3

Poaceae
Epilobium anagallidifolium Lam. Native EPAN4

pimpernel willowherb · Onagraceae
Epilobium brachycarpum C. Presl Native EPBR3

tall annual willowherb · Onagraceae
Epilobium canum (Greene) P.H. Raven Native EPCA3

hummingbird trumpet · Onagraceae
Epilobium canum (Greene) P.H. Raven ssp. garrettii (A. Nelson) P.H. Raven Native EPCAG

Garrett's firechalice · Onagraceae
Epilobium ciliatum Raf. Native EPCI

fringed willowherb · Onagraceae
Epilobium ciliatum Raf. ssp. ciliatum Native EPCIC

fringed willowherb · Onagraceae
Epilobium ciliatum Raf. ssp. glandulosum (Lehm.) Hoch & P.H. Raven Native EPCIG

fringed willowherb · Onagraceae
Epilobium clavatum Trel. Native EPCL

talus willowherb · Onagraceae
Epilobium halleanum Hausskn. Native EPHA

glandular willowherb · Onagraceae
Epilobium hornemannii Rchb. Native EPHO

Hornemann's willowherb · Onagraceae
Epilobium hornemannii Rchb. ssp. hornemannii Native EPHOH

Hornemann's willowherb · Onagraceae
Epilobium lactiflorum Hausskn. Native EPLA3

milkflower willowherb · Onagraceae
Epilobium saximontanum Hausskn. Native EPSA

Rocky Mountain willowherb · Onagraceae
Epilobium suffruticosum Nutt. Native EPSU

shrubby willowherb · Onagraceae
Epipactis gigantea Douglas ex Hook. Native EPGI

stream orchid · Orchidaceae
Equisetum arvense L. Native EQAR

field horsetail · Equisetaceae
Equisetum fluviatile L. Native EQFL

water horsetail · Equisetaceae
Equisetum hyemale L. Native EQHY

scouringrush horsetail · Equisetaceae
Equisetum hyemale L. var. affine (Engelm.) A.A. Eaton Native EQHYA

scouringrush horsetail · Equisetaceae
Equisetum laevigatum A. Braun Native EQLA

smooth horsetail · Equisetaceae
Equisetum variegatum Schleich. ex F. Weber & D. Mohr Native EQVA

variegated scouringrush · Equisetaceae
Equisetum variegatum Schleich. ex F. Weber & D. Mohr var. variegatum Native EQVAV

variegated scouringrush · Equisetaceae
Equisetum ×nelsonii (A.A. Eaton) Schaffn. (pro sp.) [laevigatum × variegatum] Native EQNE

horsetail · Equisetaceae
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird Native ERNA10

rubber rabbitbrush · Asteraceae
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird ssp. consimilis (Greene) G.L. Nesom & Baird Native ERNAC2

rubber rabbitbrush · Asteraceae
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird ssp. consimilis (Greene) G.L. Nesom & Baird var. oreophila (A. Nelson) G.L. Nesom & Baird Native ERNAO

rubber rabbitbrush · Asteraceae
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird ssp. nauseosa Native ERNAN3

rubber rabbitbrush · Asteraceae
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird ssp. nauseosa var. glabrata (A. Gray) G.L. Nesom & Baird Native ERNAG

rubber rabbitbrush · Asteraceae
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird ssp. nauseosa var. nauseosa Native ERNAN5

rubber rabbitbrush · Asteraceae
Ericameria suffruticosa (Nutt.) G.L. Nesom Native ERSU13

singlehead goldenbush · Asteraceae
Erigeron acris L. Native ERAC2

bitter fleabane · Asteraceae
Erigeron acris L. ssp. debilis (A. Gray) Piper Native ERACD2

bitter fleabane · Asteraceae
Erigeron caespitosus Nutt. Native ERCA2

tufted fleabane · Asteraceae
Erigeron compositus Pursh Native ERCO4

cutleaf daisy · Asteraceae
Erigeron concinnus (Hook. & Arn.) Torr. & A. Gray Native ERCO27

Navajo fleabane · Asteraceae
Erigeron concinnus (Hook. & Arn.) Torr. & A. Gray var. concinnus Native ERCOC3

Navajo fleabane · Asteraceae
Erigeron concinnus (Hook. & Arn.) Torr. & A. Gray var. condensatus D.C. Eaton Native ERCOC4

Navajo fleabane · Asteraceae
Erigeron corymbosus Nutt. Native ERCO5

longleaf fleabane · Asteraceae
Erigeron divergens Torr. & A. Gray Native ERDI4

spreading fleabane · Asteraceae
Erigeron eatonii A. Gray Native EREA

Eaton's fleabane · Asteraceae
Erigeron eatonii A. Gray var. eatonii Native EREAE

Eaton's fleabane · Asteraceae
Erigeron engelmannii A. Nelson Native EREN

Engelmann's fleabane · Asteraceae
Erigeron engelmannii A. Nelson var. engelmannii Native ERENE

Engelmann's fleabane · Asteraceae
Erigeron flagellaris A. Gray Native ERFL

trailing fleabane · Asteraceae
Erigeron glabellus Nutt. Native ERGL2

streamside fleabane · Asteraceae
Erigeron leiomerus A. Gray Native ERLE6

rockslide yellow fleabane · Asteraceae
Erigeron lonchophyllus Hook. Native ERLO

shortray fleabane · Asteraceae
Erigeron peregrinus (Banks ex Pursh) Greene Native ERPE3

subalpine fleabane · Asteraceae
Erigeron peregrinus (Banks ex Pursh) Greene ssp. callianthemus (Greene) Cronquist Native ERPEC

subalpine fleabane · Asteraceae
Erigeron peregrinus (Banks ex Pursh) Greene ssp. callianthemus (Greene) Cronquist var. callianthemus Native ERPEC2

subalpine fleabane · Asteraceae
Erigeron philadelphicus L. Native ERPH

Philadelphia fleabane · Asteraceae
Erigeron philadelphicus L. var. philadelphicus Native ERPHP

Philadelphia fleabane · Asteraceae
Erigeron pumilus Nutt. Native ERPU2

shaggy fleabane · Asteraceae
Erigeron rydbergii Cronquist Native ERRY

Rydberg's fleabane · Asteraceae
Erigeron simplex Greene Native ERSI3

onestem fleabane · Asteraceae
Erigeron speciosus (Lindl.) DC. Native ERSP4

aspen fleabane · Asteraceae
Erigeron speciosus (Lindl.) DC. var. macranthus (Nutt.) Cronquist Native ERSPM

aspen fleabane · Asteraceae
Erigeron tener (A. Gray) A. Gray Native ERTE6

slender fleabane · Asteraceae
Erigeron tweedyi Canby Native ERTW

Tweedy's fleabane · Asteraceae
Erigeron ursinus D.C. Eaton Native ERUR2

Bear River fleabane · Asteraceae
Eriogonum brevicaule Nutt. Native ERBR5

shortstem buckwheat · Polygonaceae
Eriogonum cernuum Nutt. Native ERCE2

nodding buckwheat · Polygonaceae
Eriogonum cernuum Nutt. var. cernuum Native ERCEC

nodding buckwheat · Polygonaceae
Eriogonum flavum Nutt. Native ERFL4

alpine golden buckwheat · Polygonaceae
Eriogonum heracleoides Nutt. Native ERHE2

parsnipflower buckwheat · Polygonaceae
Eriogonum heracleoides Nutt. var. heracleoides Native ERHEH3

parsnipflower buckwheat · Polygonaceae
Eriogonum ovalifolium Nutt. Native EROV

cushion buckwheat · Polygonaceae
Eriogonum ovalifolium Nutt. var. ovalifolium Native EROVO5

cushion buckwheat · Polygonaceae
Eriogonum umbellatum Torr. Native ERUM

sulphur-flower buckwheat · Polygonaceae
Eriogonum umbellatum Torr. var. dichrocephalum Gandog. Native ERUMD3

sulphur-flower buckwheat · Polygonaceae
Eriogonum umbellatum Torr. var. majus Hook. Native ERUMM

sulphur-flower buckwheat · Polygonaceae
Eriogonum umbellatum Torr. var. umbellatum Native ERUMU2

sulphur-flower buckwheat · Polygonaceae
Eriophorum angustifolium Honck. Native ERAN6

tall cottongrass · Cyperaceae
Eriophorum angustifolium Honck. ssp. angustifolium Native ERANA3

tall cottongrass · Cyperaceae
Eriophorum gracile W.D.J. Koch Native ERGR8

slender cottongrass · Cyperaceae
Eriophorum gracile W.D.J. Koch var. gracile Native ERGRG2

slender cottongrass · Cyperaceae
Eriophyllum lanatum (Pursh) Forbes Native ERLA6

common woolly sunflower · Asteraceae
Eriophyllum lanatum (Pursh) Forbes var. integrifolium (Hook.) Smiley Native ERLAI

common woolly sunflower · Asteraceae
Eritrichium nanum (Vill.) Schrad. ex Gaudin Native ERNA

arctic alpine forget-me-not · Boraginaceae
Eritrichium nanum (Vill.) Schrad. ex Gaudin var. elongatum (Rydb.) Cronquist Native ERNAE

arctic alpine forget-me-not · Boraginaceae
Erodium cicutarium (L.) L'Hér. ex Aiton Introduced ERCI6

redstem stork's bill · Geraniaceae
Erodium cicutarium (L.) L'Hér. ex Aiton ssp. cicutarium Introduced ERCIC

redstem stork's bill · Geraniaceae
Eruca vesicaria (L.) Cav. Introduced ERVE5

rocketsalad · Brassicaceae
Eruca vesicaria (L.) Cav. ssp. sativa (Mill.) Thell. Introduced ERVES

rocketsalad · Brassicaceae
Erucastrum gallicum (Willd.) O.E. Schulz Introduced ERGA

common dogmustard · Brassicaceae
Erysimum capitatum (Douglas ex Hook.) Greene Native ERCA14

sanddune wallflower · Brassicaceae
Erysimum capitatum (Douglas ex Hook.) Greene var. capitatum Native ERCAC

sanddune wallflower · Brassicaceae
Erysimum capitatum (Douglas ex Hook.) Greene var. purshii (Durand) Rollins Native ERCAP3

Pursh's wallflower · Brassicaceae
Erysimum cheiranthoides L. Introduced ERCH9

wormseed wallflower · Brassicaceae
Erysimum inconspicuum (S. Watson) MacMill. Native ERIN7

shy wallflower · Brassicaceae
Erysimum inconspicuum (S. Watson) MacMill. var. inconspicuum Native ERINI6

shy wallflower · Brassicaceae
Erysimum repandum L. Introduced ERRE4

spreading wallflower · Brassicaceae
Erythronium grandiflorum Pursh Native ERGR9

yellow avalanche-lily · Liliaceae
Erythronium grandiflorum Pursh ssp. grandiflorum Native ERGRG3

yellow avalanche-lily · Liliaceae
Eucephalus elegans Nutt. Native EUEL2

elegant aster · Asteraceae
Eucephalus engelmannii (D.C. Eaton) Greene Native EUEN

Engelmann's aster · Asteraceae
Euphorbia cyparissias L. Introduced EUCY2

cypress spurge · Euphorbiaceae
Euphorbia esula L. Introduced EUES

leafy spurge · Euphorbiaceae
Euphorbia esula L. var. uralensis (Fisch. ex Link) Dorn Introduced EUESU

Russian leafy spurge · Euphorbiaceae
Eurybia conspicua (Lindl.) G.L. Nesom Native EUCO36

western showy aster · Asteraceae
Eurybia glauca (Nutt.) G.L. Nesom Native EUGL19

gray aster · Asteraceae
Eurybia glauca (Nutt.) G.L. Nesom var. glauca Native EUGLG2

gray aster · Asteraceae
Eurybia integrifolia (Nutt.) G.L. Nesom Native EUIN9

thickstem aster · Asteraceae
Eurybia sibirica (L.) G.L. Nesom Native EUSI13

arctic aster · Asteraceae
Festuca baffinensis Polunin Native FEBA

Baffin fescue · Poaceae
Festuca brachyphylla Schult. ex Schult. & Schult. f. Native FEBR

alpine fescue · Poaceae
Festuca idahoensis Elmer Native FEID

Idaho fescue · Poaceae
Festuca idahoensis Elmer ssp. idahoensis Native FEIDI2

Idaho fescue · Poaceae
Festuca rubra L. Both FERU2

red fescue · Poaceae
Festuca saximontana Rydb. Native FESA

Rocky Mountain fescue · Poaceae
Festuca saximontana Rydb. var. saximontana Native FESAS

Rocky Mountain fescue · Poaceae
Festuca subulata Trin. Native FESU

bearded fescue · Poaceae
Floerkea proserpinacoides Willd. Native FLPR

false mermaidweed · Limnanthaceae
Fragaria vesca L. Native FRVE

woodland strawberry · Rosaceae
Fragaria vesca L. ssp. bracteata (A. Heller) Staudt Native FRVEB2

woodland strawberry · Rosaceae
Fragaria virginiana Duchesne Native FRVI

Virginia strawberry · Rosaceae
Fragaria virginiana Duchesne ssp. glauca (S. Watson) Staudt Native FRVIG2

Virginia strawberry · Rosaceae
Frasera speciosa Douglas ex Griseb. Native FRSP

elkweed · Gentianaceae
Fraxinus pennsylvanica Marshall Native FRPE

green ash · Oleaceae
Fritillaria atropurpurea Nutt. Native FRAT

spotted fritillary · Liliaceae
Fritillaria pudica (Pursh) Spreng. Native FRPU2

yellow fritillary · Liliaceae
Fumaria officinalis L. Introduced FUOF

drug fumitory · Fumariaceae
Fumaria officinalis L. ssp. officinalis Introduced FUOFO

drug fumitory · Fumariaceae
Gaillardia aristata Pursh Native GAAR

blanketflower · Asteraceae
Galium aparine L. Native GAAP2

stickywilly · Rubiaceae
Galium bifolium S. Watson Native GABI

twinleaf bedstraw · Rubiaceae
Galium boreale L. Native GABO2

northern bedstraw · Rubiaceae
Galium trifidum L. Native GATR2

threepetal bedstraw · Rubiaceae
Galium trifidum L. ssp. trifidum Native GATRT5

threepetal bedstraw · Rubiaceae
Galium triflorum Michx. Native GATR3

fragrant bedstraw · Rubiaceae
Gaultheria humifusa (Graham) Rydb. Native GAHU

alpine spicywintergreen · Ericaceae
Gayophytum diffusum Torr. & A. Gray Native GADI2

spreading groundsmoke · Onagraceae
Gayophytum diffusum Torr. & A. Gray ssp. diffusum Native GADID

spreading groundsmoke · Onagraceae
Gayophytum diffusum Torr. & A. Gray ssp. parviflorum F.H. Lewis & Szweykowski Native GADIP

spreading groundsmoke · Onagraceae
Gayophytum racemosum Torr. & A. Gray Native GARA

blackfoot groundsmoke · Onagraceae
Gentiana affinis Griseb. Native GEAF

pleated gentian · Gentianaceae
Gentiana calycosa Griseb. Native GECA

Rainier pleated gentian · Gentianaceae
Gentiana fremontii Torr. Native GEFR

moss gentian · Gentianaceae
Gentianella amarella (L.) Börner Native GEAM3

autumn dwarf gentian · Gentianaceae
Gentianella amarella (L.) Börner ssp. acuta (Michx.) J.M. Gillett Native GEAMA

autumn dwarf gentian · Gentianaceae
Gentianopsis barbellata (Engelm.) Iltis Native GEBA2

perennial fringed gentian · Gentianaceae
Gentianopsis thermalis (Kuntze) Iltis Native GETH

Rocky Mountain fringed gentian · Gentianaceae
Geranium bicknellii Britton Native GEBI2

Bicknell's cranesbill · Geraniaceae
Geranium richardsonii Fisch. & Trautv. Native GERI

Richardson's geranium · Geraniaceae
Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. Native GEVI2

sticky purple geranium · Geraniaceae
Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. var. incisum (Torr. & A. Gray) N.H. Holmgren Native GEVII

sticky purple geranium · Geraniaceae
Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. var. viscosissimum Native GEVIV

sticky purple geranium · Geraniaceae
Geum aleppicum Jacq. Native GEAL3

yellow avens · Rosaceae
Geum macrophyllum Willd. Native GEMA4

largeleaf avens · Rosaceae
Geum macrophyllum Willd. var. perincisum (Rydb.) Raup Native GEMAP

largeleaf avens · Rosaceae
Geum rossii (R. Br.) Ser. Native GERO2

Ross' avens · Rosaceae
Geum rossii (R. Br.) Ser. var. turbinatum (Rydb.) C.L. Hitchc. Native GEROT

Ross' avens · Rosaceae
Geum triflorum Pursh Native GETR

old man's whiskers · Rosaceae
Geum triflorum Pursh var. ciliatum (Pursh) Fassett Native GETRC2

old man's whiskers · Rosaceae
Glaux maritima L. Native GLMA

sea milkwort · Primulaceae
Glechoma hederacea L. Introduced GLHE2

ground ivy · Lamiaceae
Glyceria borealis (Nash) Batchelder Native GLBO

small floating mannagrass · Poaceae
Glyceria grandis S. Watson Native GLGR

American mannagrass · Poaceae
Glyceria grandis S. Watson var. grandis Native GLGRG

American mannagrass · Poaceae
Glyceria striata (Lam.) Hitchc. Native GLST

fowl mannagrass · Poaceae
Glycyrrhiza lepidota Pursh Native GLLE3

American licorice · Fabaceae
Gnaphalium palustre Nutt. Native GNPA

western marsh cudweed · Asteraceae
Goodyera oblongifolia Raf. Native GOOB2

western rattlesnake plantain · Orchidaceae
Grindelia squarrosa (Pursh) Dunal Native GRSQ

curlycup gumweed · Asteraceae
Grindelia squarrosa (Pursh) Dunal var. serrulata (Rydb.) Steyerm. Native GRSQS

curlycup gumweed · Asteraceae
Grindelia squarrosa (Pursh) Dunal var. squarrosa Native GRSQS2

curlycup gumweed · Asteraceae
Gutierrezia sarothrae (Pursh) Britton & Rusby Native GUSA2

broom snakeweed · Asteraceae
Gymnocarpium disjunctum (Rupr.) Ching Native GYDI2

Pacific oakfern · Dryopteridaceae
Gymnocarpium dryopteris (L.) Newman Native GYDR

western oakfern · Dryopteridaceae
Gymnosteris parvula A. Heller Native GYPA2

smallflower gymnosteris · Polemoniaceae
Gypsophila paniculata L. Introduced GYPA

baby's breath · Caryophyllaceae
Hackelia floribunda (Lehm.) I.M. Johnst. Native HAFL2

manyflower stickseed · Boraginaceae
Hackelia micrantha (Eastw.) J.L. Gentry Native HAMI

Jessica sticktight · Boraginaceae
Hackelia patens (Nutt.) I.M. Johnst. Native HAPA

spotted stickseed · Boraginaceae
Hackelia patens (Nutt.) I.M. Johnst. var. patens Native HAPAP

spotted stickseed · Boraginaceae
Hedysarum alpinum L. Native HEAL

alpine sweetvetch · Fabaceae
Hedysarum boreale Nutt. Native HEBO

Utah sweetvetch · Fabaceae
Hedysarum boreale Nutt. ssp. boreale Native HEBOB

Utah sweetvetch · Fabaceae
Hedysarum boreale Nutt. ssp. boreale var. boreale Native HEBOB2

Utah sweetvetch · Fabaceae
Hedysarum occidentale Greene Native HEOC

western sweetvetch · Fabaceae
Hedysarum occidentale Greene var. occidentale Native HEOCO2

western sweetvetch · Fabaceae
Hedysarum sulphurescens Rydb. Native HESU

white sweetvetch · Fabaceae
Helianthella quinquenervis (Hook.) A. Gray Native HEQU2

fivenerve helianthella · Asteraceae
Helianthella uniflora (Nutt.) Torr. & A. Gray Native HEUN

oneflower helianthella · Asteraceae
Helianthella uniflora (Nutt.) Torr. & A. Gray var. uniflora Native HEUNU

oneflower helianthella · Asteraceae
Helianthus annuus L. Native HEAN3

common sunflower · Asteraceae
Helianthus petiolaris Nutt. Native HEPE

prairie sunflower · Asteraceae
Helianthus petiolaris Nutt. ssp. petiolaris Native HEPEP

prairie sunflower · Asteraceae
Heliomeris multiflora Nutt. Native HEMU3

showy goldeneye · Asteraceae
Heliomeris multiflora Nutt. var. multiflora Native HEMUM

showy goldeneye · Asteraceae
Heliotropium curassavicum L. Native HECU3

salt heliotrope · Boraginaceae
Heliotropium curassavicum L. var. obovatum DC. Native HECUO2

seaside heliotrope · Boraginaceae
Heracleum maximum W. Bartram Native HEMA80

common cowparsnip · Apiaceae
Hesperis matronalis L. Introduced HEMA3

dames rocket · Brassicaceae
Hesperostipa comata (Trin. & Rupr.) Barkworth Native HECO26

needle and thread · Poaceae
Hesperostipa comata (Trin. & Rupr.) Barkworth ssp. comata Native HECOC8

needle and thread · Poaceae
Hesperostipa comata (Trin. & Rupr.) Barkworth ssp. intermedia (Scribn. & Tweedy) Barkworth Native HECOI

intermediate needle and thread · Poaceae
Heterocodon rariflorum Nutt. Native HERA3

rareflower heterocodon · Campanulaceae
Heterotheca villosa (Pursh) Shinners Native HEVI4

hairy false goldenaster · Asteraceae
Heterotheca villosa (Pursh) Shinners var. depressa (Rydb.) Semple Native HEVID

hairy false goldenaster · Asteraceae
Heterotheca villosa (Pursh) Shinners var. nana (A. Gray) Semple Native HEVIN

hairy false goldenaster · Asteraceae
Heterotheca villosa (Pursh) Shinners var. villosa Native HEVIV

hairy false goldenaster · Asteraceae
Heuchera cylindrica Douglas ex Hook. Native HECY2

roundleaf alumroot · Saxifragaceae
Heuchera parvifolia Nutt. ex Torr. & A. Gray Native HEPA11

littleleaf alumroot · Saxifragaceae
Hieracium albiflorum Hook. Native HIAL2

white hawkweed · Asteraceae
Hieracium aurantiacum L. Introduced HIAU

orange hawkweed · Asteraceae
Hieracium caespitosum Dumort. Introduced HICA10

meadow hawkweed · Asteraceae
Hieracium cynoglossoides Arv.-Touv. Native HICY

houndstongue hawkweed · Asteraceae
Hieracium gracile Hook. Native HIGR

slender hawkweed · Asteraceae
Hieracium gracile Hook. var. gracile Native HIGRG

slender hawkweed · Asteraceae
Hieracium scouleri Hook. Native HISC2

Scouler's woollyweed · Asteraceae
Hieracium scouleri Hook. var. scouleri Native HISCS2

Scouler's woollyweed · Asteraceae
Hierochloe hirta (Schrank) Borbás Native HIHI

northern sweetgrass · Poaceae
Hierochloe hirta (Schrank) Borbás ssp. arctica (J. Presl) G. Weim. Native HIHIA

northern sweetgrass · Poaceae
Hippuris vulgaris L. Native HIVU2

common mare's-tail · Hippuridaceae
Hordeum brachyantherum Nevski Native HOBR2

meadow barley · Poaceae
Hordeum brachyantherum Nevski ssp. brachyantherum Native HOBRB2

meadow barley · Poaceae
Hordeum jubatum L. Native HOJU

foxtail barley · Poaceae
Hordeum jubatum L. ssp. intermedium Bowden Native HOJUI

intermediate barley · Poaceae
Humulus lupulus L. Both HULU

common hop · Cannabaceae
Humulus lupulus L. var. neomexicanus A. Nelson & Cockerell Native HULUN

common hop · Cannabaceae
Hydrophyllum capitatum Douglas ex Benth. Native HYCA4

ballhead waterleaf · Hydrophyllaceae
Hydrophyllum capitatum Douglas ex Benth. var. capitatum Native HYCAC

ballhead waterleaf · Hydrophyllaceae
Hymenoxys hoopesii (A. Gray) Bierner Native HYHO

owl's-claws · Asteraceae
Hymenoxys richardsonii (Hook.) Cockerell Native HYRI

pingue rubberweed · Asteraceae
Hymenoxys richardsonii (Hook.) Cockerell var. richardsonii Native HYRIR

pingue rubberweed · Asteraceae
Hyoscyamus niger L. Introduced HYNI

black henbane · Solanaceae
Hypericum perforatum L. Introduced HYPE

common St. Johnswort · Clusiaceae
Hypericum scouleri Hook. Native HYSC5

Scouler's St. Johnswort · Clusiaceae
Hypericum scouleri Hook. ssp. scouleri Native HYSCS2

Scouler's St. Johnswort · Clusiaceae
Iliamna rivularis (Douglas ex Hook.) Greene Native ILRI

streambank wild hollyhock · Malvaceae
Ipomopsis aggregata (Pursh) V.E. Grant Native IPAG

scarlet gilia · Polemoniaceae
Ipomopsis aggregata (Pursh) V.E. Grant ssp. aggregata Native IPAGA3

scarlet gilia · Polemoniaceae
Ipomopsis aggregata (Pursh) V.E. Grant ssp. attenuata (A. Gray) V.E. Grant & A.D. Grant Native IPAGA2

scarlet gilia · Polemoniaceae
Ipomopsis spicata (Nutt.) V.E. Grant Native IPSP

spiked ipomopsis · Polemoniaceae
Ipomopsis spicata (Nutt.) V.E. Grant ssp. orchidacea (Brand) Wilken & R.L. Hartm. Native IPSPO2

orchid ipomopsis · Polemoniaceae
Ipomopsis spicata (Nutt.) V.E. Grant ssp. orchidacea (Brand) Wilken & R.L. Hartm. var. cephaloidea (Rydb.) Wilken & R.L. Hartm. Native IPSPC2

orchid ipomopsis · Polemoniaceae
Isatis tinctoria L. Introduced ISTI

Dyer's woad · Brassicaceae
Isoetes bolanderi Engelm. Native ISBO

Bolander's quillwort · Isoetaceae
Ivesia gordonii (Hook.) Torr. & A. Gray Native IVGO

Gordon's ivesia · Rosaceae
Juncus arcticus Willd. Both JUAR2

arctic rush · Juncaceae
Juncus arcticus Willd. ssp. littoralis (Engelm.) Hultén Native JUARL

mountain rush · Juncaceae
Juncus bufonius L. Native JUBU

toad rush · Juncaceae
Juncus confusus Coville Native JUCO2

Colorado rush · Juncaceae
Juncus drummondii E. Mey. Native JUDR

Drummond's rush · Juncaceae
Juncus ensifolius Wikstr. Native JUEN

swordleaf rush · Juncaceae
Juncus filiformis L. Native JUFI

thread rush · Juncaceae
Juncus longistylis Torr. Native JULO

longstyle rush · Juncaceae
Juncus longistylis Torr. var. longistylis Native JULOL

longstyle rush · Juncaceae
Juncus mertensianus Bong. Native JUME3

Mertens' rush · Juncaceae
Juncus nevadensis S. Watson Native JUNE

Sierra rush · Juncaceae
Juncus nevadensis S. Watson var. badius (Suksd.) C.L. Hitchc. Native JUNEB

Sierra rush · Juncaceae
Juncus nodosus L. Native JUNO2

knotted rush · Juncaceae
Juncus nodosus L. var. nodosus Native JUNON

knotted rush · Juncaceae
Juncus parryi Engelm. Native JUPA

Parry's rush · Juncaceae
Juncus regelii Buchenau Native JURE

Regel's rush · Juncaceae
Juncus saximontanus A. Nelson Native JUSA

Rocky Mountain rush · Juncaceae
Juncus torreyi Coville Native JUTO

Torrey's rush · Juncaceae
Juncus tracyi Rydb. Native JUTR

Tracy's rush · Juncaceae
Juncus tweedyi Rydb. Native JUTW

Tweedy's rush · Juncaceae
Juniperus communis L. Native JUCO6

common juniper · Cupressaceae
Juniperus communis L. var. depressa Pursh Native JUCOD

common juniper · Cupressaceae
Juniperus scopulorum Sarg. Native JUSC2

Rocky Mountain juniper · Cupressaceae
Kalmia microphylla (Hook.) A. Heller Native KAMI

alpine laurel · Ericaceae
Kalmia polifolia Wangenh. Native KAPO

bog laurel · Ericaceae
Kelloggia galioides Torr. Native KEGA

milk kelloggia · Rubiaceae
Knautia arvensis (L.) J.M. Coult. Introduced KNAR

field scabiosa · Dipsacaceae
Koeleria macrantha (Ledeb.) Schult. Native KOMA

prairie Junegrass · Poaceae
Krascheninnikovia lanata (Pursh) A. Meeuse & Smit Native KRLA2

winterfat · Chenopodiaceae
Lactuca biennis (Moench) Fernald Native LABI

tall blue lettuce · Asteraceae
Lactuca serriola L. Introduced LASE

prickly lettuce · Asteraceae
Lactuca tatarica (L.) C.A. Mey. Native LATA

blue lettuce · Asteraceae
Lactuca tatarica (L.) C.A. Mey. var. pulchella (Pursh) Breitung Native LATAP

blue lettuce · Asteraceae
Lamium amplexicaule L. Introduced LAAM

henbit deadnettle · Lamiaceae
Lappula cenchrusoides A. Nelson Native LACE

Great Plains stickseed · Boraginaceae
Lappula occidentalis (S. Watson) Greene Native LAOC3

flatspine stickseed · Boraginaceae
Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins Native LAOCC

flatspine stickseed · Boraginaceae
Lappula squarrosa (Retz.) Dumort. Introduced LASQ

European stickseed · Boraginaceae
Larix occidentalis Nutt. Native LAOC

western larch · Pinaceae
Lathrocasis tenerrima (A. Gray) L.A. Johnson Native LATE6

delicate gilia · Polemoniaceae
Lathyrus ochroleucus Hook. Native LAOC2

cream pea · Fabaceae
Lemna minor L. Native LEMI3

common duckweed · Lemnaceae
Lemna trisulca L. Native LETR

star duckweed · Lemnaceae
Lemna valdiviana Phil. Native LEVA

valdivia duckweed · Lemnaceae
Leonurus cardiaca L. Introduced LECA2

common motherwort · Lamiaceae
Leonurus cardiaca L. ssp. cardiaca Introduced LECAC7

common motherwort · Lamiaceae
Lepidium campestre (L.) W.T. Aiton Introduced LECA5

field pepperweed · Brassicaceae
Lepidium latifolium L. Introduced LELA2

broadleaved pepperweed · Brassicaceae
Lepidium perfoliatum L. Introduced LEPE2

clasping pepperweed · Brassicaceae
Lepidium ramosissimum A. Nelson Native LERA2

manybranched pepperweed · Brassicaceae
Leptosiphon nuttallii (A. Gray) J.M. Porter & L.A. Johnson Native LENU8

Nuttall's linanthus · Polemoniaceae
Leptosiphon nuttallii (A. Gray) J.M. Porter & L.A. Johnson ssp. nuttallii Native LENUN

Nuttall's linanthus · Polemoniaceae
Leptosiphon septentrionalis (H. Mason) J.M. Porter & L.A. Johnson Native LESE17

northern linanthus · Polemoniaceae
Lesquerella alpina (Nutt.) S. Watson Native LEAL

alpine bladderpod · Brassicaceae
Lesquerella carinata Rollins Native LECA10

Idaho bladderpod · Brassicaceae
Lesquerella carinata Rollins var. carinata Native LECAC5

Idaho bladderpod · Brassicaceae
Lesquerella paysonii Rollins Native LEPA8

Payson's bladderpod · Brassicaceae
Leucanthemum vulgare Lam. Introduced LEVU

oxeye daisy · Asteraceae
Leucopoa kingii (S. Watson) W.A. Weber Native LEKI2

spike fescue · Poaceae
Lewisia pygmaea (A. Gray) B.L. Rob. Native LEPY2

alpine lewisia · Portulacaceae
Lewisia rediviva Pursh Native LERE7

bitter root · Portulacaceae
Lewisia rediviva Pursh var. rediviva Native LERER

bitter root · Portulacaceae
Lewisia triphylla (S. Watson) B.L. Rob. Native LETR2

threeleaf lewisia · Portulacaceae
Leymus cinereus (Scribn. & Merr.) Á. Löve Native LECI4

basin wildrye · Poaceae
Liatris punctata Hook. Native LIPU

dotted blazing star · Asteraceae
Liatris punctata Hook. var. punctata Native LIPUP

dotted blazing star · Asteraceae
Ligusticum canbyi (J.M. Coult. & Rose) J.M. Coult. & Rose Native LICA2

Canby's licorice-root · Apiaceae
Ligusticum filicinum S. Watson Native LIFI

fernleaf licorice-root · Apiaceae
Lilium philadelphicum L. Native LIPH

wood lily · Liliaceae
Lilium philadelphicum L. var. andinum (Nutt.) Ker Gawl. Native LIPHA

wood lily · Liliaceae
Limosella aquatica L. Native LIAQ

water mudwort · Scrophulariaceae
Linanthus pungens (Torr.) J.M. Porter & L.A. Johnson Native LIPU11

granite prickly phlox · Polemoniaceae
Linaria dalmatica (L.) Mill. Introduced LIDA

Dalmatian toadflax · Scrophulariaceae
Linaria dalmatica (L.) Mill. ssp. dalmatica Introduced LIDAD

Dalmatian toadflax · Scrophulariaceae
Linaria vulgaris Mill. Introduced LIVU2

butter and eggs · Scrophulariaceae
Linnaea borealis L. Native LIBO3

twinflower · Caprifoliaceae
Linnaea borealis L. ssp. americana (Forbes) Hultén ex R.T. Clausen Native LIBOA

twinflower · Caprifoliaceae
Linum lewisii Pursh Native LILE3

Lewis flax · Linaceae
Linum lewisii Pursh var. lewisii Native LILEL2

prairie flax · Linaceae
Linum perenne L. Introduced LIPE2

blue flax · Linaceae
Listera borealis Morong Native LIBO4

northern twayblade · Orchidaceae
Listera caurina Piper Native LICA10

northwestern twayblade · Orchidaceae
Listera convallarioides (Sw.) Nutt. ex Elliott Native LICO5

broadlipped twayblade · Orchidaceae
Listera cordata (L.) R. Br. Native LICO6

heartleaf twayblade · Orchidaceae
Listera cordata (L.) R. Br. var. nephrophylla (Rydb.) Hultén Native LICON

heartleaf twayblade · Orchidaceae
Lithophragma glabrum Nutt. Native LIGL2

bulbous woodland-star · Saxifragaceae
Lithophragma parviflorum (Hook.) Nutt. ex Torr. & A. Gray Native LIPA5

smallflower woodland-star · Saxifragaceae
Lithophragma parviflorum (Hook.) Nutt. ex Torr. & A. Gray var. parviflorum Native LIPAP3

smallflower woodland-star · Saxifragaceae
Lithospermum ruderale Douglas ex Lehm. Native LIRU4

western stoneseed · Boraginaceae
Lloydia serotina (L.) Salisb. ex Rchb. Native LLSE

common alplily · Liliaceae
Lloydia serotina (L.) Salisb. ex Rchb. var. serotina Native LLSES2

common alplily · Liliaceae
Logfia arvensis (L.) Holub Introduced LOAR5

field cottonrose · Asteraceae
Lolium persicum Boiss. & Hohen. ex Boiss. Introduced LOPE2

Persian ryegrass · Poaceae
Lomatium ambiguum (Nutt.) J.M. Coult. & Rose Native LOAM

Wyeth biscuitroot · Apiaceae
Lomatium cous (S. Watson) J.M. Coult. & Rose Native LOCO4

cous biscuitroot · Apiaceae
Lomatium dissectum (Nutt.) Mathias & Constance Native LODI

fernleaf biscuitroot · Apiaceae
Lomatium dissectum (Nutt.) Mathias & Constance var. multifidum Native LODIM

carrotleaf biscuitroot · Apiaceae
Lomatium foeniculaceum (Nutt.) J.M. Coult. & Rose Native LOFO

desert biscuitroot · Apiaceae
Lomatium foeniculaceum (Nutt.) J.M. Coult. & Rose ssp. foeniculaceum Native LOFOF2

desert biscuitroot · Apiaceae
Lomatium foeniculaceum (Nutt.) J.M. Coult. & Rose ssp. macdougalii (J.M. Coult. & Rose) W.L. Theobald Native LOFOM

Macdougal's biscuitroot · Apiaceae
Lomatium simplex (Nutt.) J.F. Macbr. Native LOSI2

Great Basin desertparsley · Apiaceae
Lomatium simplex (Nutt.) J.F. Macbr. var. simplex Native LOSIS

Great Basin desertparsley · Apiaceae
Lomatium triternatum (Pursh) J.M. Coult. & Rose Native LOTR2

nineleaf biscuitroot · Apiaceae
Lomatium triternatum (Pursh) J.M. Coult. & Rose var. triternatum Native LOTRT

nineleaf biscuitroot · Apiaceae
Lonicera involucrata (Richardson) Banks ex Spreng. Native LOIN5

twinberry honeysuckle · Caprifoliaceae
Lonicera involucrata (Richardson) Banks ex Spreng. var. involucrata Native LOINI

twinberry honeysuckle · Caprifoliaceae
Lonicera utahensis S. Watson Native LOUT2

Utah honeysuckle · Caprifoliaceae
Lupinus argenteus Pursh Native LUAR3

silvery lupine · Fabaceae
Lupinus argenteus Pursh ssp. argenteus Native LUARA5

silvery lupine · Fabaceae
Lupinus argenteus Pursh ssp. argenteus var. laxiflorus (Douglas ex Lindl.) Dorn Native LUARL5

silvery lupine · Fabaceae
Lupinus argenteus Pursh ssp. rubricaulis (Greene) Hess & D. Dunn Native LUARR

silvery lupine · Fabaceae
Lupinus caespitosus Nutt. Native LUCA3

stemless dwarf lupine · Fabaceae
Lupinus caespitosus Nutt. var. caespitosus Native LUCAC2

stemless dwarf lupine · Fabaceae
Lupinus depressus Rydb. Native LUDE3

depressed lupine · Fabaceae
Lupinus sericeus Pursh Native LUSE4

silky lupine · Fabaceae
Lupinus sericeus Pursh ssp. sericeus Native LUSES2

silky lupine · Fabaceae
Lupinus wyethii S. Watson Native LUWY

Wyeth's lupine · Fabaceae
Lupinus wyethii S. Watson ssp. wyethii Native LUWYW

Wyeth's lupine · Fabaceae
Luzula glabrata (Hoppe ex Rostk.) Desv. Native LUGL2

smooth woodrush · Juncaceae
Luzula glabrata (Hoppe ex Rostk.) Desv. var. hitchcockii (Hämet-Ahti) Dorn Native LUGLH

Hitchcock's smooth woodrush · Juncaceae
Luzula parviflora (Ehrh.) Desv. Native LUPA4

smallflowered woodrush · Juncaceae
Luzula piperi (Coville) M.E. Jones Native LUPI2

Piper's woodrush · Juncaceae
Luzula spicata (L.) DC. Native LUSP4

spiked woodrush · Juncaceae
Lycium barbarum L. Introduced LYBA4

matrimony vine · Solanaceae
Lycopodium annotinum L. Native LYAN2

stiff clubmoss · Lycopodiaceae
Lysimachia ciliata L. Native LYCI

fringed loosestrife · Primulaceae
Machaeranthera canescens (Pursh) A. Gray Native MACA2

hoary tansyaster · Asteraceae
Machaeranthera canescens (Pursh) A. Gray ssp. canescens Native MACAC

hoary tansyaster · Asteraceae
Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. canescens Native MACAC3

hoary tansyaster · Asteraceae
Madia glomerata Hook. Native MAGL2

mountain tarweed · Asteraceae
Mahonia repens (Lindl.) G. Don Native MARE11

creeping barberry · Berberidaceae
Maianthemum racemosum (L.) Link Native MARA7

feathery false lily of the valley · Liliaceae
Maianthemum racemosum (L.) Link ssp. amplexicaule (Nutt.) LaFrankie Native MARAA

feathery false lily of the valley · Liliaceae
Maianthemum stellatum (L.) Link Native MAST4

starry false lily of the valley · Liliaceae
Malus pumila Mill. Introduced MAPU

paradise apple · Rosaceae
Malva parviflora L. Introduced MAPA5

cheeseweed mallow · Malvaceae
Marsilea oligospora Goodding Native MAOL3

Pacific waterclover · Marsileaceae
Matricaria discoidea DC. Introduced MADI6

disc mayweed · Asteraceae
Medicago lupulina L. Introduced MELU

black medick · Fabaceae
Medicago polymorpha L. Introduced MEPO3

burclover · Fabaceae
Medicago sativa L. Introduced MESA

alfalfa · Fabaceae
Medicago sativa L. ssp. sativa Introduced MESAS

alfalfa · Fabaceae
Melica bulbosa Geyer ex Porter & J.M. Coult. Native MEBU

oniongrass · Poaceae
Melica smithii (Porter ex A. Gray) Vasey Native MESM

Smith's melicgrass · Poaceae
Melica spectabilis Scribn. Native MESP

purple oniongrass · Poaceae
Melica subulata (Griseb.) Scribn. Native MESU

Alaska oniongrass · Poaceae
Melica subulata (Griseb.) Scribn. var. pammelii (Scribn.) C.L. Hitchc. Native MESUP

Pammel's oniongrass · Poaceae
Melilotus officinalis (L.) Lam. Introduced MEOF

sweetclover · Fabaceae
Mentha arvensis L. Native MEAR4

wild mint · Lamiaceae
Mentzelia decapetala (Pursh ex Sims) Urb. & Gilg ex Gilg Native MEDE2

tenpetal blazingstar · Loasaceae
Mentzelia dispersa S. Watson Native MEDI

bushy blazingstar · Loasaceae
Mentzelia laevicaulis (Hook.) Torr. & A. Gray Native MELA2

smoothstem blazingstar · Loasaceae
Mentzelia laevicaulis (Hook.) Torr. & A. Gray var. laevicaulis Native MELAL3

smoothstem blazingstar · Loasaceae
Mentzelia nuda (Pursh) Torr. & A. Gray Native MENU

bractless blazingstar · Loasaceae
Mentzelia nuda (Pursh) Torr. & A. Gray var. stricta (Osterh.) Harrington Native MENUS

bractless blazingstar · Loasaceae
Menyanthes trifoliata L. Native METR3

buckbean · Menyanthaceae
Menziesia ferruginea Sm. Native MEFE

rusty menziesia · Ericaceae
Mertensia ciliata (James ex Torr.) G. Don Native MECI3

tall fringed bluebells · Boraginaceae
Mertensia ciliata (James ex Torr.) G. Don var. ciliata Native MECIC2

tall fringed bluebells · Boraginaceae
Mertensia oblongifolia (Nutt.) G. Don Native MEOB

oblongleaf bluebells · Boraginaceae
Microseris nutans (Hook.) Sch. Bip. Native MINU

nodding microseris · Asteraceae
Microsteris gracilis (Hook.) Greene Native MIGR

slender phlox · Polemoniaceae
Microsteris gracilis (Hook.) Greene var. humilior (Hook.) Cronquist Native MIGRH

slender phlox · Polemoniaceae
Mimulus floribundus Lindl. Native MIFL2

manyflowered monkeyflower · Scrophulariaceae
Mimulus guttatus DC. Native MIGU

seep monkeyflower · Scrophulariaceae
Mimulus lewisii Pursh Native MILE2

purple monkeyflower · Scrophulariaceae
Mimulus moschatus Douglas ex Lindl. Native MIMO3

muskflower · Scrophulariaceae
Mimulus moschatus Douglas ex Lindl. var. moschatus Native MIMOM2

muskflower · Scrophulariaceae
Mimulus suksdorfii A. Gray Native MISU2

Suksdorf's monkeyflower · Scrophulariaceae
Minuartia austromontana S.J. Wolf & Packer Native MIAU3

Columbian stitchwort · Caryophyllaceae
Minuartia nuttallii (Pax) Briq. Native MINU4

Nuttall's sandwort · Caryophyllaceae
Minuartia nuttallii (Pax) Briq. ssp. nuttallii Native MINUN2

Nuttall's sandwort · Caryophyllaceae
Minuartia obtusiloba (Rydb.) House Native MIOB2

twinflower sandwort · Caryophyllaceae
Minuartia rubella (Wahlenb.) Hiern. Native MIRU3

beautiful sandwort · Caryophyllaceae
Mitella pentandra Hook. Native MIPE

fivestamen miterwort · Saxifragaceae
Mitella stauropetala Piper Native MIST3

smallflower miterwort · Saxifragaceae
Mitella stauropetala Piper var. stenopetala (Piper) Rosend. Native MISTS

drywoods miterwort · Saxifragaceae
Moehringia lateriflora (L.) Fenzl Native MOLA6

bluntleaf sandwort · Caryophyllaceae
Monarda fistulosa L. Native MOFI

wild bergamot · Lamiaceae
Monarda fistulosa L. ssp. fistulosa Native MOFIF

wild bergamot · Lamiaceae
Monarda fistulosa L. ssp. fistulosa var. menthifolia (Graham) Fernald Native MOFIM2

mintleaf bergamot · Lamiaceae
Moneses uniflora (L.) A. Gray Native MOUN2

single delight · Pyrolaceae
Monolepis nuttalliana (Schult.) Greene Native MONU

Nuttall's povertyweed · Chenopodiaceae
Monotropa hypopitys L. Native MOHY3

pinesap · Monotropaceae
Muhlenbergia andina (Nutt.) Hitchc. Native MUAN

foxtail muhly · Poaceae
Muhlenbergia asperifolia (Nees & Meyen ex Trin.) Parodi Native MUAS

scratchgrass · Poaceae
Muhlenbergia filiformis (Thurb. ex S. Watson) Rydb. Native MUFI2

pullup muhly · Poaceae
Muhlenbergia richardsonis (Trin.) Rydb. Native MURI

mat muhly · Poaceae
Musineon divaricatum (Pursh) Raf. Native MUDI

leafy wildparsley · Apiaceae
Myosotis arvensis (L.) Hill Introduced MYAR

field forget-me-not · Boraginaceae
Myosotis asiatica (Vesterg.) Schischkin & Sergievskaja Native MYAS2

Asian forget-me-not · Boraginaceae
Myosotis scorpioides L. Introduced MYSC

true forget-me-not · Boraginaceae
Myosurus minimus L. Native MYMI2

tiny mousetail · Ranunculaceae
Myriophyllum sibiricum Kom. Native MYSI

shortspike watermilfoil · Haloragaceae
Najas guadalupensis (Spreng.) Magnus Native NAGU

southern waternymph · Najadaceae
Najas guadalupensis (Spreng.) Magnus ssp. guadalupensis Native NAGUG

southern waternymph · Najadaceae
Nasturtium officinale W.T. Aiton Introduced NAOF

watercress · Brassicaceae
Navarretia breweri (A. Gray) Greene Native NABR

Brewer's navarretia · Polemoniaceae
Nemophila breviflora A. Gray Native NEBR

basin nemophila · Hydrophyllaceae
Nepeta cataria L. Introduced NECA2

catnip · Lamiaceae
Noccaea fendleri (A. Gray) Holub Native NOFE3

Fendler's pennycress · Brassicaceae
Noccaea fendleri (A. Gray) Holub ssp. glauca (A. Nelson) Al-Shehbaz & M. Koch Native NOFEG

alpine pennycress · Brassicaceae
Noccaea parviflora (A. Nelson) Holub Native NOPA5

meadow pennycress · Brassicaceae
Nothocalais cuspidata (Pursh) Greene Native NOCU

prairie false dandelion · Asteraceae
Nothocalais nigrescens (L.F. Hend.) A. Heller Native NONI

speckled false dandelion · Asteraceae
Nuphar lutea (L.) Sm. Native NULU

yellow pond-lily · Nymphaeaceae
Nuphar lutea (L.) Sm. ssp. polysepala (Engelm.) E.O. Beal Native NULUP

Rocky Mountain pond-lily · Nymphaeaceae
Oenothera biennis L. Native OEBI

common evening primrose · Onagraceae
Oenothera caespitosa Nutt. Native OECA10

tufted evening primrose · Onagraceae
Oenothera caespitosa Nutt. ssp. caespitosa Native OECAC2

tufted evening primrose · Onagraceae
Oenothera flava (A. Nelson) Garrett Native OEFL

yellow evening primrose · Onagraceae
Oenothera flava (A. Nelson) Garrett ssp. flava Native OEFLF

yellow evening primrose · Onagraceae
Oenothera suffrutescens (Ser.) W.L. Wagner & Hoch Native OESU3

scarlet beeblossom · Onagraceae
Oenothera villosa Thunb. Native OEVI

hairy evening primrose · Onagraceae
Oligoneuron rigidum (L.) Small Native OLRI

stiff goldenrod · Asteraceae
Oligoneuron rigidum (L.) Small var. humile (Porter) G.L. Nesom Native OLRIH

stiff goldenrod · Asteraceae
Onobrychis viciifolia Scop. Introduced ONVI

sainfoin · Fabaceae
Opuntia fragilis (Nutt.) Haw. Native OPFR

brittle pricklypear · Cactaceae
Opuntia polyacantha Haw. Native OPPO

plains pricklypear · Cactaceae
Opuntia polyacantha Haw. var. polyacantha Native OPPOP

hairspine pricklypear · Cactaceae
Oreostemma alpigenum (Torr. & A. Gray) Greene Native ORAL4

tundra aster · Asteraceae
Oreostemma alpigenum (Torr. & A. Gray) Greene var. haydenii (Porter) G.L. Nesom Native ORALH

tundra aster · Asteraceae
Orobanche corymbosa (Rydb.) Ferris Native ORCO5

flat-top broomrape · Orobanchaceae
Orobanche corymbosa (Rydb.) Ferris ssp. corymbosa Native ORCOC3

flat-top broomrape · Orobanchaceae
Orobanche fasciculata Nutt. Native ORFA

clustered broomrape · Orobanchaceae
Orobanche ludoviciana Nutt. Native ORLU

Louisiana broomrape · Orobanchaceae
Orobanche ludoviciana Nutt. ssp. ludoviciana Native ORLUL2

Louisiana broomrape · Orobanchaceae
Orobanche uniflora L. Native ORUN

oneflowered broomrape · Orobanchaceae
Orogenia linearifolia S. Watson Native ORLI

Great Basin Indian potato · Apiaceae
Orthilia secunda (L.) House Native ORSE

sidebells wintergreen · Pyrolaceae
Orthocarpus luteus Nutt. Native ORLU2

yellow owl's-clover · Scrophulariaceae
Orthocarpus tolmiei Hook. & Arn. Native ORTO

Tolmie's owl's-clover · Scrophulariaceae
Orthocarpus tolmiei Hook. & Arn. ssp. tolmiei Native ORTOT

Tolmie's owl's-clover · Scrophulariaceae
Osmorhiza berteroi DC. Native OSBE

sweetcicely · Apiaceae
Osmorhiza depauperata Phil. Native OSDE

bluntseed sweetroot · Apiaceae
Osmorhiza occidentalis (Nutt. ex Torr. & A. Gray) Torr. Native OSOC

western sweetroot · Apiaceae
Oxalis corniculata L. Native OXCO

creeping woodsorrel · Oxalidaceae
Oxyria digyna (L.) Hill Native OXDI3

alpine mountainsorrel · Polygonaceae
Oxytropis besseyi (Rydb.) Blank. Native OXBE2

Bessey's locoweed · Fabaceae
Oxytropis borealis DC. Native OXBO

boreal locoweed · Fabaceae
Oxytropis borealis DC. var. viscida (Nutt.) S.L. Welsh Native OXBOV

viscid locoweed · Fabaceae
Oxytropis campestris (L.) DC. Native OXCA4

field locoweed · Fabaceae
Oxytropis campestris (L.) DC. var. cusickii (Greenm.) Barneby Native OXCAC3

Cusick's locoweed · Fabaceae
Oxytropis campestris (L.) DC. var. spicata Hook. Native OXCAS3

field locoweed · Fabaceae
Oxytropis deflexa (Pall.) DC. Native OXDE2

nodding locoweed · Fabaceae
Oxytropis deflexa (Pall.) DC. var. foliolosa (Hook.) Barneby Native OXDEF

nodding locoweed · Fabaceae
Oxytropis deflexa (Pall.) DC. var. sericea Torr. & A. Gray Native OXDES

blue nodding locoweed · Fabaceae
Oxytropis lagopus Nutt. Native OXLA2

haresfoot locoweed · Fabaceae
Oxytropis lagopus Nutt. var. atropurpurea (Rydb.) Barneby Native OXLAA

haresfoot locoweed · Fabaceae
Oxytropis lagopus Nutt. var. lagopus Native OXLAL

haresfoot locoweed · Fabaceae
Oxytropis monticola A. Gray Native OXMO2

yellowflower locoweed · Fabaceae
Oxytropis podocarpa A. Gray Native OXPO

stalkpod locoweed · Fabaceae
Oxytropis sericea Nutt. Native OXSE

white locoweed · Fabaceae
Oxytropis splendens Douglas ex Hook. Native OXSP

showy locoweed · Fabaceae
Packera cana (Hook.) W.A. Weber & Á. Löve Native PACA15

woolly groundsel · Asteraceae
Packera debilis (Nutt.) W.A. Weber & Á. Löve Native PADE22

weak groundsel · Asteraceae
Packera dimorphophylla (Greene) W.A. Weber & Á. Löve Native PADI11

splitleaf groundsel · Asteraceae
Packera dimorphophylla (Greene) W.A. Weber & Á. Löve var. paysonii (T.M. Barkley) D.K. Trock & T.M. Barkley Native PADIP2

Payson's groundsel · Asteraceae
Packera paupercula (Michx.) Á. Löve & D. Löve Native PAPA20

balsam groundsel · Asteraceae
Packera pseudaurea (Rydb.) W.A. Weber & Á. Löve Native PAPS5

falsegold groundsel · Asteraceae
Packera pseudaurea (Rydb.) W.A. Weber & Á. Löve var. pseudaurea Native PAPSP2

falsegold groundsel · Asteraceae
Packera streptanthifolia (Greene) W.A. Weber & Á. Löve Native PAST10

Rocky Mountain groundsel · Asteraceae
Packera tridenticulata (Rydb.) W.A. Weber & Á. Löve Native PATR7

threetooth ragwort · Asteraceae
Packera werneriifolia (A. Gray) W.A. Weber & Á. Löve Native PAWE4

hoary groundsel · Asteraceae
Paeonia brownii Douglas ex Hook. Native PABR

Brown's peony · Paeoniaceae
Panicum capillare L. Native PACA6

witchgrass · Poaceae
Panicum miliaceum L. Introduced PAMI2

proso millet · Poaceae
Panicum miliaceum L. ssp. miliaceum Introduced PAMIM

broomcorn millet · Poaceae
Parnassia fimbriata K.D. Koenig Native PAFI3

fringed grass of Parnassus · Saxifragaceae
Parnassia fimbriata K.D. Koenig var. fimbriata Native PAFIF

fringed grass of Parnassus · Saxifragaceae
Parnassia kotzebuei Cham. ex Spreng. Native PAKO3

Kotzebue's grass of Parnassus · Saxifragaceae
Parnassia palustris L. Native PAPA8

marsh grass of Parnassus · Saxifragaceae
Parnassia palustris L. var. montanensis (Fernald & Rydb. ex Rydb.) C.L. Hitchc. Native PAPAM2

mountain grass of Parnassus · Saxifragaceae
Parnassia palustris L. var. parviflora (DC.) B. Boivin Native PAPAP2

smallflower grass of Parnassus · Saxifragaceae
Pascopyrum smithii (Rydb.) Á. Löve Native PASM

western wheatgrass · Poaceae
Pastinaca sativa L. Introduced PASA2

wild parsnip · Apiaceae
Paxistima myrsinites (Pursh) Raf. Native PAMY

Oregon boxleaf · Celastraceae
Pedicularis bracteosa Benth. Native PEBR

bracted lousewort · Scrophulariaceae
Pedicularis bracteosa Benth. var. paysoniana (Pennell) Cronquist Native PEBRP2

Payson's lousewort · Scrophulariaceae
Pedicularis contorta Benth. Native PECO

coiled lousewort · Scrophulariaceae
Pedicularis contorta Benth. var. contorta Native PECOC2

coiled lousewort · Scrophulariaceae
Pedicularis cystopteridifolia Rydb. Native PECY5

fernleaved pedicularis · Scrophulariaceae
Pedicularis groenlandica Retz. Native PEGR2

elephanthead lousewort · Scrophulariaceae
Pedicularis parryi A. Gray Native PEPA3

Parry's lousewort · Scrophulariaceae
Pedicularis parryi A. Gray ssp. parryi Native PEPAP4

Parry's lousewort · Scrophulariaceae
Pedicularis parryi A. Gray ssp. purpurea (Parry) G.D. Carr Native PEPAP5

Rocky Mountain lousewort · Scrophulariaceae
Pedicularis procera A. Gray Native PEPR7

giant lousewort · Scrophulariaceae
Pedicularis pulchella Pennell Native PEPU10

mountain lousewort · Scrophulariaceae
Pedicularis racemosa Douglas ex Benth. Native PERA

sickletop lousewort · Scrophulariaceae
Pedicularis racemosa Douglas ex Benth. ssp. alba Pennell Native PERAA

sickletop lousewort · Scrophulariaceae
Pellaea breweri D.C. Eaton Native PEBR4

Brewer's cliffbrake · Pteridaceae
Pellaea glabella Mett. ex Kuhn Native PEGL

smooth cliffbrake · Pteridaceae
Pellaea glabella Mett. ex Kuhn ssp. occidentalis (E.E. Nelson) Windham Native PEGLO3

western dwarf cliffbrake · Pteridaceae
Pellaea glabella Mett. ex Kuhn ssp. simplex (Butters) Á. Löve & D. Löve Native PEGLS3

smooth cliffbrake · Pteridaceae
Penstemon attenuatus Douglas ex Lindl. Native PEAT3

sulphur penstemon · Scrophulariaceae
Penstemon attenuatus Douglas ex Lindl. var. pseudoprocerus (Rydb.) Cronquist Native PEATP5

small penstemon · Scrophulariaceae
Penstemon confertus Douglas ex Lindl. Native PECO6

yellow penstemon · Scrophulariaceae
Penstemon cyananthus Hook. Native PECY2

Wasatch beardtongue · Scrophulariaceae
Penstemon cyananthus Hook. var. cyananthus Native PECYC2

Wasatch beardtongue · Scrophulariaceae
Penstemon cyananthus Hook. var. subglaber (A. Gray) N.H. Holmgren Native PECYS2

Wasatch beardtongue · Scrophulariaceae
Penstemon cyaneus Pennell Native PECY3

blue penstemon · Scrophulariaceae
Penstemon deustus Douglas ex Lindl. Native PEDE4

scabland penstemon · Scrophulariaceae
Penstemon deustus Douglas ex Lindl. var. deustus Native PEDED2

scabland penstemon · Scrophulariaceae
Penstemon eriantherus Pursh Native PEER

fuzzytongue penstemon · Scrophulariaceae
Penstemon glaber Pursh Native PEGL3

sawsepal penstemon · Scrophulariaceae
Penstemon glaber Pursh var. glaber Native PEGLG2

sawsepal penstemon · Scrophulariaceae
Penstemon humilis Nutt. ex A. Gray Native PEHU

low beardtongue · Scrophulariaceae
Penstemon humilis Nutt. ex A. Gray ssp. humilis Native PEHUH

low beardtongue · Scrophulariaceae
Penstemon montanus Greene Native PEMO4

cordroot beardtongue · Scrophulariaceae
Penstemon montanus Greene var. montanus Native PEMOM2

cordroot beardtongue · Scrophulariaceae
Penstemon nitidus Douglas ex Benth. Native PENI3

waxleaf penstemon · Scrophulariaceae
Penstemon procerus Douglas ex Graham Native PEPR2

littleflower penstemon · Scrophulariaceae
Penstemon procerus Douglas ex Graham var. procerus Native PEPRP

pincushion beardtongue · Scrophulariaceae
Penstemon radicosus A. Nelson Native PERA2

matroot penstemon · Scrophulariaceae
Penstemon subglaber Rydb. Native PESU2

smooth penstemon · Scrophulariaceae
Penstemon whippleanus A. Gray Native PEWH

Whipple's penstemon · Scrophulariaceae
Penstemon wilcoxii Rydb. Native PEWI

Wilcox's penstemon · Scrophulariaceae
Perideridia bolanderi (A. Gray) A. Nelson & J.F. Macbr. Native PEBO2

Bolander's yampah · Apiaceae
Perideridia bolanderi (A. Gray) A. Nelson & J.F. Macbr. ssp. bolanderi Native PEBOB

Bolander's yampah · Apiaceae
Perideridia gairdneri (Hook. & Arn.) Mathias Native PEGA3

Gardner's yampah · Apiaceae
Perideridia gairdneri (Hook. & Arn.) Mathias ssp. borealis T.I. Chuang & Constance Native PEGAB

common yampah · Apiaceae
Petrophytum caespitosum (Nutt.) Rydb. Native PECA12

mat rockspirea · Rosaceae
Petrophytum caespitosum (Nutt.) Rydb. var. caespitosum Native PECAC2

mat rockspirea · Rosaceae
Phacelia franklinii (R. Br.) A. Gray Native PHFR

Franklin's phacelia · Hydrophyllaceae
Phacelia hastata Douglas ex Lehm. Native PHHA

silverleaf phacelia · Hydrophyllaceae
Phacelia hastata Douglas ex Lehm. var. hastata Native PHHAH

silverleaf phacelia · Hydrophyllaceae
Phacelia heterophylla Pursh Native PHHE2

varileaf phacelia · Hydrophyllaceae
Phacelia linearis (Pursh) Holz. Native PHLI

threadleaf phacelia · Hydrophyllaceae
Phacelia sericea (Graham) A. Gray Native PHSE

silky phacelia · Hydrophyllaceae
Phacelia sericea (Graham) A. Gray ssp. ciliosa (Rydb.) G.W. Gillett Native PHSEC

silky phacelia · Hydrophyllaceae
Phacelia sericea (Graham) A. Gray ssp. sericea Native PHSES

silky phacelia · Hydrophyllaceae
Phalaris arundinacea L. Native PHAR3

reed canarygrass · Poaceae
Phalaris canariensis L. Introduced PHCA5

annual canarygrass · Poaceae
Phleum alpinum L. Native PHAL2

alpine timothy · Poaceae
Phleum pratense L. Introduced PHPR3

timothy · Poaceae
Phlox hoodii Richardson Native PHHO

spiny phlox · Polemoniaceae
Phlox longifolia Nutt. Native PHLO2

longleaf phlox · Polemoniaceae
Phlox longifolia Nutt. ssp. longifolia Native PHLOL2

longleaf phlox · Polemoniaceae
Phlox multiflora A. Nelson Native PHMU3

flowery phlox · Polemoniaceae
Phlox multiflora A. Nelson ssp. depressa (E.E. Nelson) Wherry Native PHMUD

Rocky Mountain phlox · Polemoniaceae
Phlox multiflora A. Nelson ssp. multiflora Native PHMUM

flowery phlox · Polemoniaceae
Phlox pulvinata (Wherry) Cronquist Native PHPU5

cushion phlox · Polemoniaceae
Phyllodoce empetriformis (Sm.) D. Don Native PHEM

pink mountainheath · Ericaceae
Phyllodoce glanduliflora (Hook.) Coville Native PHGL6

yellow mountainheath · Ericaceae
Phyllodoce ×intermedia (Hook.) Rydb. (pro sp.) [empetriformis × glanduliflora] Native PHIN7

mountainheath · Ericaceae
Physaria acutifolia Rydb. Native PHAC4

sharpleaf twinpod · Brassicaceae
Physaria acutifolia Rydb. var. acutifolia Native PHACA

sharpleaf twinpod · Brassicaceae
Physaria didymocarpa (Hook.) A. Gray Native PHDI6

common twinpod · Brassicaceae
Physaria didymocarpa (Hook.) A. Gray var. didymocarpa Native PHDID

common twinpod · Brassicaceae
Physaria integrifolia (Rollins) Lichvar Native PHIN19

Snake River twinpod · Brassicaceae
Physaria integrifolia (Rollins) Lichvar var. integrifolia Native PHINI

Snake River twinpod · Brassicaceae
Physocarpus malvaceus (Greene) Kuntze Native PHMA5

mallow ninebark · Rosaceae
Physocarpus monogynus (Torr.) J.M. Coult. Native PHMO4

mountain ninebark · Rosaceae
Picea engelmannii Parry ex Engelm. Native PIEN

Engelmann spruce · Pinaceae
Picea engelmannii Parry ex Engelm. var. engelmannii Native PIENE

Engelmann spruce · Pinaceae
Picea pungens Engelm. Native PIPU

blue spruce · Pinaceae
Picradeniopsis oppositifolia (Nutt.) Rydb. ex Britton Native PIOP

oppositeleaf bahia · Asteraceae
Pinus albicaulis Engelm. Native PIAL

whitebark pine · Pinaceae
Pinus contorta Douglas ex Loudon Native PICO

lodgepole pine · Pinaceae
Pinus contorta Douglas ex Loudon var. latifolia Engelm. ex S. Watson Native PICOL

lodgepole pine · Pinaceae
Pinus flexilis James Native PIFL2

limber pine · Pinaceae
Piperia unalascensis (Spreng.) Rydb. Native PIUN3

slender-spire orchid · Orchidaceae
Piptatheropsis exigua (Thurb.) Romasch., P.M. Peterson & R.J. Soreng Native PIEX4

little ricegrass · Poaceae
Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. Native PLSC2

Scouler's popcornflower · Boraginaceae
Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. var. hispidulus (Greene) Dorn Native PLSCH

sleeping popcornflower · Boraginaceae
Plantago eriopoda Torr. Native PLER

redwool plantain · Plantaginaceae
Plantago lanceolata L. Introduced PLLA

narrowleaf plantain · Plantaginaceae
Plantago major L. Introduced PLMA2

common plantain · Plantaginaceae
Plantago tweedyi A. Gray Native PLTW

Tweedy's plantain · Plantaginaceae
Platanthera dilatata (Pursh) Lindl. ex Beck Native PLDI3

scentbottle · Orchidaceae
Platanthera dilatata (Pursh) Lindl. ex Beck var. albiflora (Cham.) Ledeb. Native PLDIA

scentbottle · Orchidaceae
Platanthera dilatata (Pursh) Lindl. ex Beck var. dilatata Native PLDID

scentbottle · Orchidaceae
Platanthera obtusata (Banks ex Pursh) Lindl. Native PLOB

bluntleaved orchid · Orchidaceae
Platanthera obtusata (Banks ex Pursh) Lindl. ssp. obtusata Native PLOBO3

bluntleaved orchid · Orchidaceae
Platanthera stricta Lindl. Native PLST4

slender bog orchid · Orchidaceae
Poa abbreviata R. Br. Native POAB

short bluegrass · Poaceae
Poa abbreviata R. Br. ssp. pattersonii (Vasey) Á. Löve & D. Löve & Kapoor Native POABP

Patterson's bluegrass · Poaceae
Poa alpina L. Native POAL2

alpine bluegrass · Poaceae
Poa annua L. Introduced POAN

annual bluegrass · Poaceae
Poa arctica R. Br. Native POAR2

arctic bluegrass · Poaceae
Poa arctica R. Br. ssp. grayana (Vasey) Á. Löve & D. Löve & Kapoor Native POARG

arctic bluegrass · Poaceae
Poa arida Vasey Native POAR3

plains bluegrass · Poaceae
Poa arnowiae Soreng Native POAR21

Wasatch bluegrass · Poaceae
Poa bulbosa L. Introduced POBU

bulbous bluegrass · Poaceae
Poa compressa L. Introduced POCO

Canada bluegrass · Poaceae
Poa cusickii Vasey Native POCU3

Cusick's bluegrass · Poaceae
Poa cusickii Vasey ssp. epilis (Scribn.) W.A. Weber Native POCUE2

Cusick's bluegrass · Poaceae
Poa cusickii Vasey ssp. pallida Soreng Native POCUP3

Cusick's bluegrass · Poaceae
Poa fendleriana (Steud.) Vasey Native POFE

muttongrass · Poaceae
Poa glauca Vahl Native POGL

glaucous bluegrass · Poaceae
Poa glauca Vahl ssp. rupicola (Nash ex Rydb.) W.A. Weber Native POGLR2

timberline bluegrass · Poaceae
Poa leptocoma Trin. Native POLE2

marsh bluegrass · Poaceae
Poa nemoralis L. Both PONE

wood bluegrass · Poaceae
Poa nemoralis L. ssp. interior (Rydb.) W.A. Weber Native PONEI2

inland bluegrass · Poaceae
Poa palustris L. Native POPA2

fowl bluegrass · Poaceae
Poa pratensis L. Both POPR

Kentucky bluegrass · Poaceae
Poa pratensis L. ssp. pratensis Introduced POPRP2

Kentucky bluegrass · Poaceae
Poa reflexa Vasey & Scribn. ex Vasey Native PORE

nodding bluegrass · Poaceae
Poa secunda J. Presl Native POSE

Sandberg bluegrass · Poaceae
Poa wheeleri Vasey Native POWH2

Wheeler's bluegrass · Poaceae
Polemonium occidentale Greene Native POOC2

western polemonium · Polemoniaceae
Polemonium occidentale Greene ssp. occidentale Native POOCO

western polemonium · Polemoniaceae
Polemonium pulcherrimum Hook. Native POPU3

Jacob's-ladder · Polemoniaceae
Polemonium pulcherrimum Hook. ssp. pulcherrimum Native POPUP3

Jacob's-ladder · Polemoniaceae
Polemonium viscosum Nutt. Native POVI

sticky polemonium · Polemoniaceae
Polygonum achoreum S.F. Blake Native POAC3

leathery knotweed · Polygonaceae
Polygonum amphibium L. Native POAM8

water knotweed · Polygonaceae
Polygonum amphibium L. var. emersum Michx. Native POAME

longroot smartweed · Polygonaceae
Polygonum amphibium L. var. stipulaceum Coleman Native POAMS

water smartweed · Polygonaceae
Polygonum aviculare L. Introduced POAV

prostrate knotweed · Polygonaceae
Polygonum bistortoides Pursh Native POBI6

American bistort · Polygonaceae
Polygonum buxiforme Small Native POBU2

box knotweed · Polygonaceae
Polygonum douglasii Greene Native PODO4

Douglas' knotweed · Polygonaceae
Polygonum douglasii Greene ssp. douglasii Native PODOD4

Douglas' knotweed · Polygonaceae
Polygonum douglasii Greene ssp. johnstonii (Munz) J.C. Hickman Native PODOJ2

Johnston's knotweed · Polygonaceae
Polygonum lapathifolium L. Native POLA4

curlytop knotweed · Polygonaceae
Polygonum minimum S. Watson Native POMI2

broadleaf knotweed · Polygonaceae
Polygonum persicaria L. Introduced POPE3

spotted ladysthumb · Polygonaceae
Polygonum polygaloides Wall. ex Meisn. Native POPO4

milkwort knotweed · Polygonaceae
Polygonum polygaloides Wall. ex Meisn. ssp. confertiflorum (Nutt. ex Piper) J.C. Hickman Native POPOC

fruitleaf knotweed · Polygonaceae
Polygonum polygaloides Wall. ex Meisn. ssp. kelloggii (Greene) J.C. Hickman Native POPOK

Kellogg's knotweed · Polygonaceae
Polygonum sachalinense F. Schmidt ex Maxim. Introduced POSA4

giant knotweed · Polygonaceae
Polygonum viviparum L. Native POVI3

alpine bistort · Polygonaceae
Polypogon monspeliensis (L.) Desf. Introduced POMO5

annual rabbitsfoot grass · Poaceae
Polystichum lonchitis (L.) Roth Native POLO4

northern hollyfern · Dryopteridaceae
Polystichum scopulinum (D.C. Eaton) Maxon Native POSC5

mountain hollyfern · Dryopteridaceae
Populus angustifolia James Native POAN3

narrowleaf cottonwood · Salicaceae
Populus balsamifera L. Native POBA2

balsam poplar · Salicaceae
Populus balsamifera L. ssp. trichocarpa (Torr. & A. Gray ex Hook.) Brayshaw Native POBAT

black cottonwood · Salicaceae
Populus tremuloides Michx. Native POTR5

quaking aspen · Salicaceae
Populus ×acuminata Rydb. (pro sp.) [angustifolia × deltoides] Native POAC5

lanceleaf cottonwood · Salicaceae
Porterella carnosula (Hook. & Arn.) Torr. Native POCA15

fleshy porterella · Campanulaceae
Portulaca oleracea L. Both POOL

little hogweed · Portulacaceae
Potamogeton alpinus Balbis Native POAL8

alpine pondweed · Potamogetonaceae
Potamogeton amplifolius Tuck. Native POAM5

largeleaf pondweed · Potamogetonaceae
Potamogeton epihydrus Raf. Native POEP2

ribbonleaf pondweed · Potamogetonaceae
Potamogeton foliosus Raf. Native POFO3

leafy pondweed · Potamogetonaceae
Potamogeton friesii Rupr. Native POFR3

Fries' pondweed · Potamogetonaceae
Potamogeton gramineus L. Native POGR8

variableleaf pondweed · Potamogetonaceae
Potamogeton natans L. Native PONA4

floating pondweed · Potamogetonaceae
Potamogeton obtusifolius Mert. & W.D.J. Koch Native POOB2

bluntleaf pondweed · Potamogetonaceae
Potamogeton pusillus L. Native POPU7

small pondweed · Potamogetonaceae
Potamogeton richardsonii (Benn.) Rydb. Native PORI2

Richardson's pondweed · Potamogetonaceae
Potamogeton zosteriformis Fernald Native POZO

flatstem pondweed · Potamogetonaceae
Potentilla arguta Pursh Native POAR7

tall cinquefoil · Rosaceae
Potentilla arguta Pursh ssp. convallaria (Rydb.) D.D. Keck Native POARC

cream cinquefoil · Rosaceae
Potentilla brevifolia Nutt. ex Torr. & A. Gray Native POBR5

sparseleaf cinquefoil · Rosaceae
Potentilla diversifolia Lehm. Native PODI2

varileaf cinquefoil · Rosaceae
Potentilla diversifolia Lehm. var. diversifolia Native PODID

varileaf cinquefoil · Rosaceae
Potentilla diversifolia Lehm. var. perdissecta (Rydb.) C.L. Hitchc. Native PODIP

mountainmeadow cinquefoil · Rosaceae
Potentilla flabellifolia Hook. ex Torr. & A. Gray Native POFL3

high mountain cinquefoil · Rosaceae
Potentilla glandulosa Lindl. Native POGL9

sticky cinquefoil · Rosaceae
Potentilla glandulosa Lindl. ssp. glabrata (Rydb.) D.D. Keck Native POGLG3

sticky cinquefoil · Rosaceae
Potentilla glandulosa Lindl. ssp. pseudorupestris (Rydb.) D.D. Keck Native POGLP

sticky cinquefoil · Rosaceae
Potentilla gracilis Douglas ex Hook. Native POGR9

slender cinquefoil · Rosaceae
Potentilla gracilis Douglas ex Hook. var. brunnescens (Rydb.) C.L. Hitchc. Native POGRB

slender cinquefoil · Rosaceae
Potentilla gracilis Douglas ex Hook. var. fastigiata (Nutt.) S. Watson Native POGRF2

slender cinquefoil · Rosaceae
Potentilla gracilis Douglas ex Hook. var. flabelliformis (Lehm.) Nutt. ex Torr. & A. Gray Native POGRF

slender cinquefoil · Rosaceae
Potentilla hippiana Lehm. Native POHI6

woolly cinquefoil · Rosaceae
Potentilla hippiana Lehm. var. hippiana Native POHIH

woolly cinquefoil · Rosaceae
Potentilla hookeriana Lehm. Native POHO2

Hooker's cinquefoil · Rosaceae
Potentilla hookeriana Lehm. ssp. hookeriana Native POHOH

Hooker's cinquefoil · Rosaceae
Potentilla nivea L. Native PONI2

snow cinquefoil · Rosaceae
Potentilla nivea L. var. pentaphylla Lehm. Native PONIP

fiveleaf cinquefoil · Rosaceae
Potentilla norvegica L. Native PONO3

Norwegian cinquefoil · Rosaceae
Potentilla norvegica L. ssp. monspeliensis (L.) Asch. & Graebn. Native PONOM

Norwegian cinquefoil · Rosaceae
Potentilla ovina Macoun ex J.M. Macoun Native POOV2

sheep cinquefoil · Rosaceae
Potentilla ovina Macoun ex J.M. Macoun var. ovina Native POOVO

sheep cinquefoil · Rosaceae
Potentilla pensylvanica L. Native POPE8

Pennsylvania cinquefoil · Rosaceae
Potentilla pensylvanica L. var. pensylvanica Native POPEP5

Pennsylvania cinquefoil · Rosaceae
Potentilla pulcherrima Lehm. Native POPU9

beautiful cinquefoil · Rosaceae
Potentilla uniflora Ledeb. Native POUN2

oneflower cinquefoil · Rosaceae
Primula incana M.E. Jones Native PRIN

silvery primrose · Primulaceae
Primula parryi A. Gray Native PRPA

Parry's primrose · Primulaceae
Prosartes hookeri Torr. Native PRHO2

drops-of-gold · Liliaceae
Prosartes hookeri Torr. var. oregana (S. Watson) Kartesz Native PRHOO

Oregon drops of gold · Liliaceae
Prosartes trachycarpa S. Watson Native PRTR4

roughfruit fairybells · Liliaceae
Prunella vulgaris L. Native PRVU

common selfheal · Lamiaceae
Prunus virginiana L. Native PRVI

chokecherry · Rosaceae
Prunus virginiana L. var. melanocarpa (A. Nelson) Sarg. Native PRVIM

black chokecherry · Rosaceae
Psathyrostachys juncea (Fisch.) Nevski Introduced PSJU3

Russian wildrye · Poaceae
Pseudognaphalium macounii (Greene) Kartesz Native PSMA11

Macoun's cudweed · Asteraceae
Pseudognaphalium stramineum (Kunth) Anderb. Native PSST7

cottonbatting plant · Asteraceae
Pseudoroegneria spicata (Pursh) Á. Löve Native PSSP6

bluebunch wheatgrass · Poaceae
Pseudoroegneria spicata (Pursh) Á. Löve ssp. spicata Native PSSPS

bluebunch wheatgrass · Poaceae
Pseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartm. Native PSJA2

tuber starwort · Caryophyllaceae
Pseudotsuga menziesii (Mirb.) Franco Native PSME

Douglas-fir · Pinaceae
Pseudotsuga menziesii (Mirb.) Franco var. glauca (Beissn.) Franco Native PSMEG

Rocky Mountain Douglas-fir · Pinaceae
Pteridium aquilinum (L.) Kuhn Native PTAQ

western brackenfern · Dennstaedtiaceae
Pteridium aquilinum (L.) Kuhn var. pubescens Underw. Native PTAQP2

hairy brackenfern · Dennstaedtiaceae
Pterospora andromedea Nutt. Native PTAN2

woodland pinedrops · Monotropaceae
Pteryxia hendersonii (J.M. Coult. & Rose) Mathias & Constance Native PTHE

Henderson's wavewing · Apiaceae
Pteryxia terebinthina (Hook.) J.M. Coult. & Rose Native PTTE

turpentine wavewing · Apiaceae
Pteryxia terebinthina (Hook.) J.M. Coult. & Rose var. albiflora (Torr. & A. Gray) Mathias Native PTTEA

turpentine wavewing · Apiaceae
Puccinellia distans (Jacq.) Parl. Both PUDI

weeping alkaligrass · Poaceae
Puccinellia distans (Jacq.) Parl. ssp. distans Introduced PUDID

weeping alkaligrass · Poaceae
Puccinellia nuttalliana (Schult.) Hitchc. Native PUNU2

Nuttall's alkaligrass · Poaceae
Pulsatilla patens (L.) Mill. Native PUPA5

eastern pasqueflower · Ranunculaceae
Pulsatilla patens (L.) Mill. ssp. multifida (Pritz.) Zamels Native PUPAM

cutleaf anemone · Ranunculaceae
Purshia tridentata (Pursh) DC. Native PUTR2

antelope bitterbrush · Rosaceae
Pyrola asarifolia Michx. Native PYAS

liverleaf wintergreen · Pyrolaceae
Pyrola asarifolia Michx. ssp. asarifolia Native PYASA

liverleaf wintergreen · Pyrolaceae
Pyrola chlorantha Sw. Native PYCH

greenflowered wintergreen · Pyrolaceae
Pyrola minor L. Native PYMI

snowline wintergreen · Pyrolaceae
Pyrola picta Sm. Native PYPI2

whiteveined wintergreen · Pyrolaceae
Pyrrocoma uniflora (Hook.) Greene Native PYUN2

plantain goldenweed · Asteraceae
Pyrrocoma uniflora (Hook.) Greene var. uniflora Native PYUNU

plantain goldenweed · Asteraceae
Ranunculus acriformis A. Gray Native RAAC2

sharpleaf buttercup · Ranunculaceae
Ranunculus acriformis A. Gray var. montanensis (Rydb.) L.D. Benson Native RAACM

mountain sharp buttercup · Ranunculaceae
Ranunculus acris L. Both RAAC3

tall buttercup · Ranunculaceae
Ranunculus acris L. var. acris Introduced RAACA3

showy buttercup · Ranunculaceae
Ranunculus adoneus A. Gray Native RAAD

alpine buttercup · Ranunculaceae
Ranunculus alismifolius Geyer ex Benth. Native RAAL

plantainleaf buttercup · Ranunculaceae
Ranunculus alismifolius Geyer ex Benth. var. montanus S. Watson Native RAALM

waterplantain buttercup · Ranunculaceae
Ranunculus aquatilis L. Native RAAQ

white water crowfoot · Ranunculaceae
Ranunculus cymbalaria Pursh Native RACY

alkali buttercup · Ranunculaceae
Ranunculus eschscholtzii Schltdl. Native RAES

Eschscholtz's buttercup · Ranunculaceae
Ranunculus eschscholtzii Schltdl. var. eschscholtzii Native RAESE2

Eschscholtz's buttercup · Ranunculaceae
Ranunculus eschscholtzii Schltdl. var. trisectus (Eastw.) L.D. Benson Native RAEST

threesection buttercup · Ranunculaceae
Ranunculus eximius Greene Native RAEX

tundra buttercup · Ranunculaceae
Ranunculus flabellaris Raf. Native RAFL

yellow water buttercup · Ranunculaceae
Ranunculus flammula L. Native RAFL2

greater creeping spearwort · Ranunculaceae
Ranunculus flammula L. var. filiformis (Michx.) Hook. Native RAFLF

greater creeping spearwort · Ranunculaceae
Ranunculus glaberrimus Hook. Native RAGL

sagebrush buttercup · Ranunculaceae
Ranunculus glaberrimus Hook. var. ellipticus (Greene) Greene Native RAGLE

elliptical buttercup · Ranunculaceae
Ranunculus gmelinii DC. Native RAGM

Gmelin's buttercup · Ranunculaceae
Ranunculus hyperboreus Rottb. Native RAHY2

high northern buttercup · Ranunculaceae
Ranunculus inamoenus Greene Native RAIN

graceful buttercup · Ranunculaceae
Ranunculus inamoenus Greene var. alpeophilus (A. Nelson) L.D. Benson Native RAINA

graceful buttercup · Ranunculaceae
Ranunculus inamoenus Greene var. inamoenus Native RAINI2

graceful buttercup · Ranunculaceae
Ranunculus jovis A. Nelson Native RAJO

Utah buttercup · Ranunculaceae
Ranunculus macounii Britton Native RAMA2

Macoun's buttercup · Ranunculaceae
Ranunculus orthorhynchus Hook. Native RAOR3

straightbeak buttercup · Ranunculaceae
Ranunculus orthorhynchus Hook. var. orthorhynchus Native RAORO

straightbeak buttercup · Ranunculaceae
Ranunculus sceleratus L. Native RASC3

cursed buttercup · Ranunculaceae
Ranunculus sceleratus L. var. multifidus Nutt. Native RASCM

cursed buttercup · Ranunculaceae
Ranunculus trichophyllus Chaix Native RATR

threadleaf crowfoot · Ranunculaceae
Ranunculus trichophyllus Chaix var. trichophyllus Native RATRT

threadleaf crowfoot · Ranunculaceae
Ranunculus uncinatus D. Don ex G. Don Native RAUN

woodland buttercup · Ranunculaceae
Ranunculus uncinatus D. Don ex G. Don var. uncinatus Native RAUNU

woodland buttercup · Ranunculaceae
Ratibida columnifera (Nutt.) Wooton & Standl. Native RACO3

upright prairie coneflower · Asteraceae
Rhamnus alnifolia L'Hér. Native RHAL

alderleaf buckthorn · Rhamnaceae
Rhamnus cathartica L. Introduced RHCA3

common buckthorn · Rhamnaceae
Rhinanthus minor L. Native RHMI13

little yellow rattle · Scrophulariaceae
Rhinanthus minor L. ssp. minor Native RHMIM

little yellow rattle · Scrophulariaceae
Rhodiola integrifolia Raf. Native RHIN11

ledge stonecrop · Crassulaceae
Rhodiola integrifolia Raf. ssp. integrifolia Native RHINI

ledge stonecrop · Crassulaceae
Rhodiola rhodantha (A. Gray) H. Jacobsen Native RHRH4

redpod stonecrop · Crassulaceae
Ribes aureum Pursh Native RIAU

golden currant · Grossulariaceae
Ribes aureum Pursh var. aureum Native RIAUA

golden currant · Grossulariaceae
Ribes cereum Douglas Native RICE

wax currant · Grossulariaceae
Ribes cereum Douglas var. pedicellare W.H. Brewer & S. Watson Native RICEP

whisky currant · Grossulariaceae
Ribes hudsonianum Richardson Native RIHU

northern black currant · Grossulariaceae
Ribes hudsonianum Richardson var. petiolare (Douglas) Jancz. Native RIHUP

western black currant · Grossulariaceae
Ribes inerme Rydb. Native RIIN2

whitestem gooseberry · Grossulariaceae
Ribes inerme Rydb. var. inerme Native RIINI

whitestem gooseberry · Grossulariaceae
Ribes lacustre (Pers.) Poir. Native RILA

prickly currant · Grossulariaceae
Ribes montigenum McClatchie Native RIMO2

gooseberry currant · Grossulariaceae
Ribes oxyacanthoides L. Native RIOX

Canadian gooseberry · Grossulariaceae
Ribes oxyacanthoides L. ssp. setosum (Lindl.) Sinnott Native RIOXS

inland gooseberry · Grossulariaceae
Ribes rubrum L. Introduced RIRU80

cultivated currant · Grossulariaceae
Ribes viscosissimum Pursh Native RIVI3

sticky currant · Grossulariaceae
Rorippa alpina (S. Watson) Rydb. Native ROAL

alpine yellowcress · Brassicaceae
Rorippa austriaca (Crantz) Besser Introduced ROAU

Austrian yellowcress · Brassicaceae
Rorippa curvipes Greene Native ROCU2

bluntleaf yellowcress · Brassicaceae
Rorippa curvipes Greene var. curvipes Native ROCUC

bluntleaf yellowcress · Brassicaceae
Rorippa curvipes Greene var. truncata (Jeps.) Rollins Native ROCUT

bluntleaf yellowcress · Brassicaceae
Rorippa curvisiliqua (Hook.) Besser ex Britton Native ROCU

curvepod yellowcress · Brassicaceae
Rorippa palustris (L.) Besser Native ROPA2

bog yellowcress · Brassicaceae
Rorippa palustris (L.) Besser ssp. fernaldiana (Butters & Abbe) Jonsell Native ROPAF2

Fernald's yellowcress · Brassicaceae
Rorippa palustris (L.) Besser ssp. hispida (Desv.) Jonsell Native ROPAH

hispid yellowcress · Brassicaceae
Rorippa sinuata (Nutt.) Hitchc. Native ROSI2

spreading yellowcress · Brassicaceae
Rorippa sylvestris (L.) Besser Introduced ROSY

creeping yellowcress · Brassicaceae
Rosa acicularis Lindl. Native ROAC

prickly rose · Rosaceae
Rosa acicularis Lindl. ssp. sayi (Schwein.) W.H. Lewis Native ROACS

prickly rose · Rosaceae
Rosa nutkana C. Presl Native RONU

Nootka rose · Rosaceae
Rosa nutkana C. Presl var. hispida Fernald Native RONUH

bristly Nootka rose · Rosaceae
Rosa woodsii Lindl. Native ROWO

Woods' rose · Rosaceae
Rosa woodsii Lindl. var. woodsii Native ROWOW

Woods' rose · Rosaceae
Rubus idaeus L. Both RUID

American red raspberry · Rosaceae
Rubus idaeus L. ssp. strigosus (Michx.) Focke Native RUIDS2

grayleaf red raspberry · Rosaceae
Rubus laciniatus Willd. Introduced RULA

cutleaf blackberry · Rosaceae
Rubus parviflorus Nutt. Native RUPA

thimbleberry · Rosaceae
Rubus parviflorus Nutt. var. parviflorus Native RUPAP2

thimbleberry · Rosaceae
Rudbeckia occidentalis Nutt. Native RUOC2

western coneflower · Asteraceae
Rumex acetosella L. Introduced RUAC3

common sheep sorrel · Polygonaceae
Rumex crispus L. Introduced RUCR

curly dock · Polygonaceae
Rumex crispus L. ssp. crispus Introduced RUCRC

curly dock · Polygonaceae
Rumex maritimus L. Native RUMA4

golden dock · Polygonaceae
Rumex paucifolius Nutt. Native RUPA6

alpine sheep sorrel · Polygonaceae
Rumex paucifolius Nutt. ssp. paucifolius Native RUPAP

alpine sheep sorrel · Polygonaceae
Rumex salicifolius Weinm. Native RUSA

willow dock · Polygonaceae
Rumex salicifolius Weinm. var. denticulatus Torr. Native RUSAD

toothed willow dock · Polygonaceae
Rumex salicifolius Weinm. var. mexicanus (Meisn.) C.L. Hitchc. Native RUSAM

Mexican dock · Polygonaceae
Sagina saginoides (L.) Karst. Native SASA

arctic pearlwort · Caryophyllaceae
Sagittaria cuneata Sheldon Native SACU

arumleaf arrowhead · Alismataceae
Salix alba L. Introduced SAAL2

white willow · Salicaceae
Salix amygdaloides Andersson Native SAAM2

peachleaf willow · Salicaceae
Salix barclayi Andersson Native SABA3

Barclay's willow · Salicaceae
Salix bebbiana Sarg. Native SABE2

Bebb willow · Salicaceae
Salix boothii Dorn Native SABO2

Booth's willow · Salicaceae
Salix brachycarpa Nutt. Native SABR

shortfruit willow · Salicaceae
Salix brachycarpa Nutt. var. brachycarpa Native SABRB7

shortfruit willow · Salicaceae
Salix cascadensis Cockerell Native SACA6

cascade willow · Salicaceae
Salix drummondiana Barratt ex Hook. Native SADR

Drummond's willow · Salicaceae
Salix eastwoodiae Cockerell ex A. Heller Native SAEA

mountain willow · Salicaceae
Salix exigua Nutt. Native SAEX

narrowleaf willow · Salicaceae
Salix geyeriana Andersson Native SAGE2

Geyer willow · Salicaceae
Salix glauca L. Native SAGL

grayleaf willow · Salicaceae
Salix glauca L. ssp. glauca Native SAGLG

grayleaf willow · Salicaceae
Salix glauca L. ssp. glauca var. villosa (D. Don ex Hook.) Andersson Native SAGLV

grayleaf willow · Salicaceae
Salix lemmonii Bebb Native SALE

Lemmon's willow · Salicaceae
Salix lucida Muhl. Native SALU

shining willow · Salicaceae
Salix lucida Muhl. ssp. caudata (Nutt.) A.E. Murray Native SALUC

greenleaf willow · Salicaceae
Salix lutea Nutt. Native SALU2

yellow willow · Salicaceae
Salix melanopsis Nutt. Native SAME2

dusky willow · Salicaceae
Salix nivalis Hook. Native SANI8

snow willow · Salicaceae
Salix petrophila Rydb. Native SAPE18

alpine willow · Salicaceae
Salix planifolia Pursh Native SAPL2

diamondleaf willow · Salicaceae
Salix planifolia Pursh ssp. planifolia Native SAPLP4

diamondleaf willow · Salicaceae
Salix prolixa Andersson Native SAPR3

MacKenzie's willow · Salicaceae
Salix pseudomonticola C.R. Ball Native SAPS

false mountain willow · Salicaceae
Salix rotundifolia Trautv. Native SARO2

least willow · Salicaceae
Salix rotundifolia Trautv. ssp. dodgeana (Rydb.) Argus Native SAROD

timberline willow · Salicaceae
Salix scouleriana Barratt ex Hook. Native SASC

Scouler's willow · Salicaceae
Salix tweedyi (Bebb ex Rose) C.R. Ball Native SATW

Tweedy's willow · Salicaceae
Salix wolfii Bebb Native SAWO

Wolf's willow · Salicaceae
Salsola tragus L. Introduced SATR12

prickly Russian thistle · Chenopodiaceae
Sambucus racemosa L. Native SARA2

red elderberry · Caprifoliaceae
Sambucus racemosa L. var. melanocarpa (A. Gray) McMinn Native SARAM4

Rocky Mountain elder · Caprifoliaceae
Sambucus racemosa L. var. racemosa Native SARAR3

red elderberry · Caprifoliaceae
Sanguisorba minor Scop. Introduced SAMI3

small burnet · Rosaceae
Sanguisorba minor Scop. ssp. balearica (Bourg. ex Nyman) M. Garm. & C. Navarro Introduced SAMIB2

small burnet · Rosaceae
Saponaria officinalis L. Introduced SAOF4

bouncingbet · Caryophyllaceae
Saxifraga adscendens L. Native SAAD

wedgeleaf saxifrage · Saxifragaceae
Saxifraga adscendens L. ssp. oregonensis (Raf.) Bacig. Native SAADO2

small saxifrage · Saxifragaceae
Saxifraga bronchialis L. Native SABR6

yellowdot saxifrage · Saxifragaceae
Saxifraga bronchialis L. ssp. austromontana (Wiegand) Piper Native SABRA2

matted saxifrage · Saxifragaceae
Saxifraga caespitosa L. Native SACA50

tufted alpine saxifrage · Saxifragaceae
Saxifraga cernua L. Native SACE2

nodding saxifrage · Saxifragaceae
Saxifraga mertensiana Bong. Native SAME7

wood saxifrage · Saxifragaceae
Saxifraga occidentalis S. Watson Native SAOC4

Alberta saxifrage · Saxifragaceae
Saxifraga odontoloma Piper Native SAOD2

brook saxifrage · Saxifragaceae
Saxifraga oppositifolia L. Native SAOP

purple mountain saxifrage · Saxifragaceae
Saxifraga oppositifolia L. ssp. oppositifolia Native SAOPO

purple mountain saxifrage · Saxifragaceae
Saxifraga rhomboidea Greene Native SARH2

diamondleaf saxifrage · Saxifragaceae
Saxifraga rivularis L. Native SARI8

weak saxifrage · Saxifragaceae
Saxifraga subapetala E.E. Nelson Native SASU6

Yellowstone saxifrage · Saxifragaceae
Schedonorus pratensis (Huds.) P. Beauv. Introduced SCPR4

meadow fescue · Poaceae
Schoenocrambe linifolia (Nutt.) Greene Native SCLI

flaxleaf plainsmustard · Brassicaceae
Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve Native SCAC3

hardstem bulrush · Cyperaceae
Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve var. acutus Native SCACA

hardstem bulrush · Cyperaceae
Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller Native SCAM6

chairmaker's bulrush · Cyperaceae
Schoenoplectus pungens (Vahl) Palla Native SCPU10

common threesquare · Cyperaceae
Schoenoplectus pungens (Vahl) Palla var. longispicatus (Britton) S.G. Sm. Native SCPUL4

common threesquare · Cyperaceae
Schoenoplectus tabernaemontani (C.C. Gmel.) Palla Native SCTA2

softstem bulrush · Cyperaceae
Scorzonera laciniata L. Introduced SCLA6

cutleaf vipergrass · Asteraceae
Scrophularia lanceolata Pursh Native SCLA

lanceleaf figwort · Scrophulariaceae
Scutellaria galericulata L. Native SCGA

marsh skullcap · Lamiaceae
Secale cereale L. Introduced SECE

cereal rye · Poaceae
Sedum debile S. Watson Native SEDE

orpine stonecrop · Crassulaceae
Sedum lanceolatum Torr. Native SELA

spearleaf stonecrop · Crassulaceae
Sedum stenopetalum Pursh Native SEST2

wormleaf stonecrop · Crassulaceae
Sedum stenopetalum Pursh ssp. stenopetalum Native SESTS2

wormleaf stonecrop · Crassulaceae
Selaginella densa Rydb. Native SEDE2

lesser spikemoss · Selaginellaceae
Selaginella densa Rydb. var. densa Native SEDED

lesser spikemoss · Selaginellaceae
Selaginella densa Rydb. var. scopulorum (Maxon) R. Tryon Native SEDES

Rocky Mountain spikemoss · Selaginellaceae
Selaginella selaginoides (L.) P. Beauv. ex Mart. & Schrank Native SESE

club spikemoss · Selaginellaceae
Senecio amplectens A. Gray Native SEAM

showy alpine ragwort · Asteraceae
Senecio amplectens A. Gray var. holmii (Greene) Harrington Native SEAMH

Holm's ragwort · Asteraceae
Senecio crassulus A. Gray Native SECR

thickleaf ragwort · Asteraceae
Senecio fremontii Torr. & A. Gray Native SEFR3

dwarf mountain ragwort · Asteraceae
Senecio fremontii Torr. & A. Gray var. fremontii Native SEFRF

dwarf mountain ragwort · Asteraceae
Senecio hydrophilus Nutt. Native SEHY2

water ragwort · Asteraceae
Senecio integerrimus Nutt. Native SEIN2

lambstongue ragwort · Asteraceae
Senecio integerrimus Nutt. var. exaltatus (Nutt.) Cronquist Native SEINE

Columbia ragwort · Asteraceae
Senecio serra Hook. Native SESE2

tall ragwort · Asteraceae
Senecio serra Hook. var. serra Native SESES

tall ragwort · Asteraceae
Senecio sphaerocephalus Greene Native SESP4

ballhead ragwort · Asteraceae
Senecio triangularis Hook. Native SETR

arrowleaf ragwort · Asteraceae
Senecio vulgaris L. Introduced SEVU

old-man-in-the-Spring · Asteraceae
Setaria viridis (L.) P. Beauv. Introduced SEVI4

green bristlegrass · Poaceae
Setaria viridis (L.) P. Beauv. var. viridis Introduced SEVIV

green bristlegrass · Poaceae
Shepherdia argentea (Pursh) Nutt. Native SHAR

silver buffaloberry · Elaeagnaceae
Shepherdia canadensis (L.) Nutt. Native SHCA

russet buffaloberry · Elaeagnaceae
Sibbaldia procumbens L. Native SIPR

creeping sibbaldia · Rosaceae
Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray Native SIOR

Oregon checkerbloom · Malvaceae
Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana Native SIORO

Oregon checkerbloom · Malvaceae
Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana var. oregana Native SIORO2

Oregon checkerbloom · Malvaceae
Silene acaulis (L.) Jacq. Native SIAC

moss campion · Caryophyllaceae
Silene acaulis (L.) Jacq. var. subacaulescens (F.N. Williams) Fernald & H. St. John Native SIACS2

moss campion · Caryophyllaceae
Silene csereii Baumg. Introduced SICS

Balkan catchfly · Caryophyllaceae
Silene dichotoma Ehrh. Introduced SIDI2

forked catchfly · Caryophyllaceae
Silene latifolia Poir. Introduced SILA21

bladder campion · Caryophyllaceae
Silene latifolia Poir. ssp. alba (Mill.) Greuter & Burdet Introduced SILAA3

bladder campion · Caryophyllaceae
Silene menziesii Hook. Native SIME

Menzies' campion · Caryophyllaceae
Silene menziesii Hook. ssp. menziesii Native SIMEM

Menzies' campion · Caryophyllaceae
Silene menziesii Hook. ssp. menziesii var. menziesii Native SIMEM2

Menzies' campion · Caryophyllaceae
Silene oregana S. Watson Native SIOR3

Oregon silene · Caryophyllaceae
Silene parryi (S. Watson) C.L. Hitchc. & Maguire Native SIPA4

Parry's silene · Caryophyllaceae
Silene repens Patrin ex Pers. Native SIRE3

pink campion · Caryophyllaceae
Silene repens Patrin ex Pers. ssp. australis C.L. Hitchc. & Maguire Native SIREA

pink campion · Caryophyllaceae
Silene vulgaris (Moench) Garcke Introduced SIVU

maidenstears · Caryophyllaceae
Sinapis arvensis L. Introduced SIAR4

charlock mustard · Brassicaceae
Sinapis arvensis L. ssp. arvensis Introduced SIARA

wild mustard · Brassicaceae
Sisymbrium altissimum L. Introduced SIAL2

tall tumblemustard · Brassicaceae
Sisyrinchium idahoense E.P. Bicknell Native SIID

Idaho blue-eyed grass · Iridaceae
Sisyrinchium idahoense E.P. Bicknell var. occidentale (E.P. Bicknell) Douglass M. Hend. Native SIIDO

Idaho blue-eyed grass · Iridaceae
Sisyrinchium montanum Greene Native SIMO2

strict blue-eyed grass · Iridaceae
Sisyrinchium montanum Greene var. montanum Native SIMOM

strict blue-eyed grass · Iridaceae
Sium suave Walter Native SISU2

hemlock waterparsnip · Apiaceae
Smelowskia calycina (Stephan ex Willd.) C.A. Mey. Native SMCA

alpine smelowskia · Brassicaceae
Smelowskia calycina (Stephan ex Willd.) C.A. Mey. var. americana (Regel & Herder) Drury & Rollins Native SMCAA

American false candytuft · Brassicaceae
Solanum dulcamara L. Introduced SODU

climbing nightshade · Solanaceae
Solanum dulcamara L. var. dulcamara Introduced SODUD

climbing nightshade · Solanaceae
Solidago canadensis L. Native SOCA6

Canada goldenrod · Asteraceae
Solidago canadensis L. var. salebrosa (Piper) M.E. Jones Native SOCAS

rough Canada goldenrod · Asteraceae
Solidago gigantea Aiton Native SOGI

giant goldenrod · Asteraceae
Solidago missouriensis Nutt. Native SOMI2

Missouri goldenrod · Asteraceae
Solidago missouriensis Nutt. var. missouriensis Native SOMIM

Missouri goldenrod · Asteraceae
Solidago multiradiata Aiton Native SOMU

Rocky Mountain goldenrod · Asteraceae
Solidago multiradiata Aiton var. scopulorum A. Gray Native SOMUS

manyray goldenrod · Asteraceae
Solidago nana Nutt. Native SONA

baby goldenrod · Asteraceae
Solidago velutina DC. Native SOVE6

threenerve goldenrod · Asteraceae
Sonchus arvensis L. Introduced SOAR2

field sowthistle · Asteraceae
Sonchus asper (L.) Hill Introduced SOAS

spiny sowthistle · Asteraceae
Sorbus scopulina Greene Native SOSC2

Greene's mountain ash · Rosaceae
Sorbus scopulina Greene var. scopulina Native SOSCS

Greene's mountain ash · Rosaceae
Sparganium angustifolium Michx. Native SPAN2

narrowleaf bur-reed · Sparganiaceae
Spartina gracilis Trin. Native SPGR

alkali cordgrass · Poaceae
Spergularia rubra (L.) J. Presl & C. Presl Introduced SPRU

red sandspurry · Caryophyllaceae
Sphenopholis obtusata (Michx.) Scribn. Native SPOB

prairie wedgescale · Poaceae
Spiraea lucida Douglas ex Greene Native SPLU5

shinyleaf spirea · Rosaceae
Spiraea splendens Baumann ex K. Koch Native SPSP2

rose meadowsweet · Rosaceae
Spiraea splendens Baumann ex K. Koch var. splendens Native SPSPS

rose meadowsweet · Rosaceae
Spiranthes romanzoffiana Cham. Native SPRO

hooded lady's tresses · Orchidaceae
Spirodela polyrrhiza (L.) Schleid. Native SPPO

common duckmeat · Lemnaceae
Stachys pilosa Nutt. Native STPI6

hairy hedgenettle · Lamiaceae
Stachys pilosa Nutt. var. pilosa Native STPIP5

hairy hedgenettle · Lamiaceae
Stellaria americana (Porter ex B.L. Rob.) Standl. Native STAM

American chickweed · Caryophyllaceae
Stellaria calycantha (Ledeb.) Bong. Native STCA

northern starwort · Caryophyllaceae
Stellaria longifolia Muhl. ex Willd. Native STLO

longleaf starwort · Caryophyllaceae
Stellaria longifolia Muhl. ex Willd. var. longifolia Native STLOL

longleaf starwort · Caryophyllaceae
Stellaria longipes Goldie Native STLO2

longstalk starwort · Caryophyllaceae
Stellaria longipes Goldie ssp. longipes Native STLOL7

longstalk starwort · Caryophyllaceae
Stellaria media (L.) Vill. Introduced STME2

common chickweed · Caryophyllaceae
Stellaria media (L.) Vill. ssp. media Introduced STMEM

common chickweed · Caryophyllaceae
Stellaria umbellata Turcz. ex Kar. & Kir. Native STUM

umbrella starwort · Caryophyllaceae
Stenotus acaulis (Nutt.) Nutt. Native STAC

stemless mock goldenweed · Asteraceae
Stephanomeria minor (Hook.) Nutt. Native STMI13

lesser wirelettuce · Asteraceae
Stephanomeria minor (Hook.) Nutt. var. minor Native STMIM

narrowleaf wirelettuce · Asteraceae
Streptopus amplexifolius (L.) DC. Both STAM2

claspleaf twistedstalk · Liliaceae
Streptopus amplexifolius (L.) DC. var. chalazatus Fassett Native STAMC

tubercle twistedstalk · Liliaceae
Stuckenia filiformis (Pers.) Börner Native STFI6

fineleaf pondweed · Potamogetonaceae
Stuckenia filiformis (Pers.) Börner ssp. alpina (Blytt) Haynes, D.H. Les & M. Kral Native STFIA2

fineleaf pondweed · Potamogetonaceae
Stuckenia filiformis (Pers.) Börner ssp. occidentalis (J.W. Robbins) Haynes, D.H. Les & M. Kral Native STFIO

western fineleaf pondweed · Potamogetonaceae
Stuckenia pectinata (L.) Börner Native STPE15

sago pondweed · Potamogetonaceae
Subularia aquatica L. Native SUAQ

waterawlwort · Brassicaceae
Subularia aquatica L. var. americana (G. Mulligan & Calder) B. Boivin Native SUAQA2

American waterawlwort · Brassicaceae
Swertia perennis L. Native SWPE

felwort · Gentianaceae
Symphoricarpos albus (L.) S.F. Blake Native SYAL

common snowberry · Caprifoliaceae
Symphoricarpos albus (L.) S.F. Blake var. laevigatus (Fernald) S.F. Blake Native SYALL

common snowberry · Caprifoliaceae
Symphoricarpos occidentalis Hook. Native SYOC

western snowberry · Caprifoliaceae
Symphoricarpos oreophilus A. Gray Native SYOR2

mountain snowberry · Caprifoliaceae
Symphoricarpos oreophilus A. Gray var. utahensis (Rydb.) A. Nelson Native SYORU

Utah snowberry · Caprifoliaceae
Symphyotrichum ascendens (Lindl.) G.L. Nesom Native SYAS3

western aster · Asteraceae
Symphyotrichum campestre (Nutt.) G.L. Nesom Native SYCA3

western meadow aster · Asteraceae
Symphyotrichum campestre (Nutt.) G.L. Nesom var. campestre Native SYCAC

western meadow aster · Asteraceae
Symphyotrichum eatonii (A. Gray) G.L. Nesom Native SYEA2

Eaton's aster · Asteraceae
Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom Native SYFO2

alpine leafybract aster · Asteraceae
Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom var. apricum (A. Gray) G.L. Nesom Native SYFOA

alpine leafybract aster · Asteraceae
Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom var. canbyi (A. Gray) G.L. Nesom Native SYFOC

Canby's aster · Asteraceae
Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom var. parryi (D.C. Eaton) G.L. Nesom Native SYFOP

Parry's aster · Asteraceae
Symphyotrichum laeve (L.) Á. Löve & D. Löve Native SYLA3

smooth blue aster · Asteraceae
Symphyotrichum laeve (L.) Á. Löve & D. Löve var. geyeri (A. Gray) G.L. Nesom Native SYLAG

Geyer's aster · Asteraceae
Symphyotrichum lanceolatum (Willd.) G.L. Nesom Native SYLA6

white panicle aster · Asteraceae
Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. hesperium (A. Gray) G.L. Nesom Native SYLAH

white panicle aster · Asteraceae
Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. hesperium (A. Gray) G.L. Nesom var. hesperium Native SYLAH6

white panicle aster · Asteraceae
Symphyotrichum spathulatum (Lindl.) G.L. Nesom Native SYSP

western mountain aster · Asteraceae
Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. spathulatum Native SYSPS

western mountain aster · Asteraceae
Synthyris pinnatifida S. Watson Native SYPI

featherleaf kittentails · Scrophulariaceae
Synthyris pinnatifida S. Watson var. pinnatifida Native SYPIP

featherleaf kittentails · Scrophulariaceae
Tanacetum parthenium (L.) Sch. Bip. Introduced TAPA6

feverfew · Asteraceae
Tanacetum vulgare L. Introduced TAVU

common tansy · Asteraceae
Taraxacum laevigatum (Willd.) DC. Introduced TALA2

rock dandelion · Asteraceae
Taraxacum officinale F.H. Wigg. Both TAOF

common dandelion · Asteraceae
Taraxacum officinale F.H. Wigg. ssp. ceratophorum (Ledeb.) Schinz ex Thell. Native TAOFC

common dandelion · Asteraceae
Telesonix heucheriformis Rydb. Native TEHE5

alumroot brookfoam · Saxifragaceae
Tetradymia canescens DC. Native TECA2

spineless horsebrush · Asteraceae
Tetraneuris acaulis (Pursh) Greene Native TEAC

stemless four-nerve daisy · Asteraceae
Tetraneuris acaulis (Pursh) Greene var. acaulis Native TEACA2

stemless four-nerve daisy · Asteraceae
Tetraneuris grandiflora (Torr. & A. Gray ex A. Gray) K.F. Parker Native TEGR3

graylocks four-nerve daisy · Asteraceae
Thalictrum fendleri Engelm. ex A. Gray Native THFE

Fendler's meadow-rue · Ranunculaceae
Thalictrum fendleri Engelm. ex A. Gray var. fendleri Native THFEF

Fendler's meadow-rue · Ranunculaceae
Thalictrum occidentale A. Gray Native THOC

western meadow-rue · Ranunculaceae
Thalictrum occidentale A. Gray var. occidentale Native THOCO2

western meadow-rue · Ranunculaceae
Thalictrum sparsiflorum Turcz. ex Fisch. & C.A. Mey. Native THSP

fewflower meadow-rue · Ranunculaceae
Thalictrum sparsiflorum Turcz. ex Fisch. & C.A. Mey. var. saximontanum B. Boivin Native THSPS

fewflower meadow-rue · Ranunculaceae
Thelesperma subnudum A. Gray Native THSU

Navajo tea · Asteraceae
Thelesperma subnudum A. Gray var. marginatum (Rydb.) T.E. Melchert ex Cronquist Native THSUM

Navajo tea · Asteraceae
Thelypodium paniculatum A. Nelson Native THPA6

northwestern thelypody · Brassicaceae
Thermopsis montana Nutt. Native THMO6

mountain goldenbanner · Fabaceae
Thermopsis montana Nutt. var. montana Native THMOM3

mountain goldenbanner · Fabaceae
Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson Native THRH

prairie thermopsis · Fabaceae
Thinopyrum intermedium (Host) Barkworth & D.R. Dewey Introduced THIN6

intermediate wheatgrass · Poaceae
Thlaspi arvense L. Introduced THAR5

field pennycress · Brassicaceae
Tonestus lyallii (A. Gray) A. Nelson Native TOLY

Lyall's goldenweed · Asteraceae
Torreyochloa pallida (Torr.) Church Native TOPA6

pale false mannagrass · Poaceae
Torreyochloa pallida (Torr.) Church var. fernaldii (Hitchc.) Dore ex Koyama & Kawano Native TOPAF

Fernald's false mannagrass · Poaceae
Torreyochloa pallida (Torr.) Church var. pauciflora (J. Presl) J.I. Davis Native TOPAP3

pale false mannagrass · Poaceae
Townsendia alpigena Piper Native TOAL

Wyoming Townsend daisy · Asteraceae
Townsendia alpigena Piper var. alpigena Native TOALA

Wyoming Townsend daisy · Asteraceae
Townsendia florifer (Hook.) A. Gray Native TOFL5

showy Townsend daisy · Asteraceae
Townsendia leptotes (A. Gray) Osterh. Native TOLE

common Townsend daisy · Asteraceae
Townsendia nuttallii Dorn Native TONU

Nuttall's Townsend daisy · Asteraceae
Townsendia parryi D.C. Eaton Native TOPA2

Parry's Townsend daisy · Asteraceae
Tragopogon dubius Scop. Introduced TRDU

yellow salsify · Asteraceae
Tragopogon pratensis L. Introduced TRPR

Jack-go-to-bed-at-noon · Asteraceae
Triantha occidentalis (S. Watson) Gates Native TROC7

western false asphodel · Liliaceae
Triantha occidentalis (S. Watson) Gates ssp. montana (C.L. Hitchc.) Packer Native TROCM2

sticky tofieldia · Liliaceae
Trifolium aureum Pollich Introduced TRAU2

golden clover · Fabaceae
Trifolium hybridum L. Introduced TRHY

alsike clover · Fabaceae
Trifolium longipes Nutt. Native TRLO

longstalk clover · Fabaceae
Trifolium longipes Nutt. ssp. reflexum (A. Nelson) J.M. Gillett Native TRLOR3

droopflower clover · Fabaceae
Trifolium pratense L. Introduced TRPR2

red clover · Fabaceae
Trifolium repens L. Introduced TRRE3

white clover · Fabaceae
Triglochin maritima L. Native TRMA20

seaside arrowgrass · Juncaginaceae
Triglochin palustris L. Native TRPA28

marsh arrowgrass · Juncaginaceae
Tripleurospermum perforatum (Mérat) M. Lainz Introduced TRPE21

scentless false mayweed · Asteraceae
Trisetum spicatum (L.) K. Richt. Native TRSP2

spike trisetum · Poaceae
Trisetum wolfii Vasey Native TRWO3

Wolf's trisetum · Poaceae
Triteleia grandiflora Lindl. Native TRGR7

largeflower triteleia · Liliaceae
Triteleia grandiflora Lindl. var. grandiflora Native TRGRG2

largeflower triteleia · Liliaceae
Trollius laxus Salisb. Native TRLA14

American globeflower · Ranunculaceae
Trollius laxus Salisb. ssp. albiflorus (A. Gray) Á. Löve & D. Löve & Kapoor Native TRLAA2

American globeflower · Ranunculaceae
Typha latifolia L. Native TYLA

broadleaf cattail · Typhaceae
Urtica dioica L. Both URDI

stinging nettle · Urticaceae
Urtica dioica L. ssp. gracilis (Aiton) Seland. Native URDIG

California nettle · Urticaceae
Utricularia macrorhiza Leconte Native UTMA

common bladderwort · Lentibulariaceae
Utricularia minor L. Native UTMI

lesser bladderwort · Lentibulariaceae
Vaccaria hispanica (Mill.) Rauschert Introduced VAHI2

cow soapwort · Caryophyllaceae
Vaccinium cespitosum Michx. Native VACE

dwarf bilberry · Ericaceae
Vaccinium membranaceum Douglas ex Torr. Native VAME

thinleaf huckleberry · Ericaceae
Vaccinium scoparium Leiberg ex Coville Native VASC

grouse whortleberry · Ericaceae
Vaccinium uliginosum L. Native VAUL

bog blueberry · Ericaceae
Vahlodea atropurpurea (Wahlenb.) Fr. ex Hartm. Native VAAT2

mountain hairgrass · Poaceae
Valeriana acutiloba Rydb. Native VAAC

sharpleaf valerian · Valerianaceae
Valeriana acutiloba Rydb. var. pubicarpa (Rydb.) Cronquist Native VAACP

hairyfruit valerian · Valerianaceae
Valeriana dioica L. Native VADI

marsh valerian · Valerianaceae
Valeriana dioica L. var. sylvatica S. Watson Native VADIS

woods valerian · Valerianaceae
Valeriana edulis Nutt. ex Torr. & A. Gray Native VAED

tobacco root · Valerianaceae
Valeriana edulis Nutt. ex Torr. & A. Gray var. edulis Native VAEDE

tobacco root · Valerianaceae
Valeriana occidentalis A. Heller Native VAOC2

western valerian · Valerianaceae
Valeriana officinalis L. Introduced VAOF

garden valerian · Valerianaceae
Valeriana sitchensis Bong. Native VASI

Sitka valerian · Valerianaceae
Veratrum californicum Durand Native VECA2

California false hellebore · Liliaceae
Veratrum californicum Durand var. californicum Native VECAC2

California false hellebore · Liliaceae
Verbascum thapsus L. Introduced VETH

common mullein · Scrophulariaceae
Veronica americana Schwein. ex Benth. Native VEAM2

American speedwell · Scrophulariaceae
Veronica anagallis-aquatica L. Native VEAN2

water speedwell · Scrophulariaceae
Veronica peregrina L. Native VEPE2

neckweed · Scrophulariaceae
Veronica peregrina L. ssp. xalapensis (Kunth) Pennell Native VEPEX2

hairy purslane speedwell · Scrophulariaceae
Veronica scutellata L. Native VESC2

skullcap speedwell · Scrophulariaceae
Veronica serpyllifolia L. Both VESE

thymeleaf speedwell · Scrophulariaceae
Veronica serpyllifolia L. ssp. humifusa (Dicks.) Syme Native VESEH2

brightblue speedwell · Scrophulariaceae
Veronica wormskjoldii Roem. & Schult. Native VEWO2

American alpine speedwell · Scrophulariaceae
Veronica wormskjoldii Roem. & Schult. var. wormskjoldii Native VEWOW

American alpine speedwell · Scrophulariaceae
Vicia americana Muhl. ex Willd. Native VIAM

American vetch · Fabaceae
Vicia americana Muhl. ex Willd. ssp. americana Native VIAMA3

American vetch · Fabaceae
Vicia americana Muhl. ex Willd. ssp. minor (Hook.) C.R. Gunn Native VIAMM3

mat vetch · Fabaceae
Vicia cracca L. Introduced VICR

bird vetch · Fabaceae
Vicia cracca L. ssp. cracca Introduced VICRC

bird vetch · Fabaceae
Vicia sativa L. Introduced VISA

garden vetch · Fabaceae
Vicia sativa L. ssp. nigra (L.) Ehrh. Introduced VISAN2

garden vetch · Fabaceae
Viola adunca Sm. Native VIAD

hookedspur violet · Violaceae
Viola adunca Sm. var. adunca Native VIADA

hookedspur violet · Violaceae
Viola canadensis L. Native VICA4

Canadian white violet · Violaceae
Viola canadensis L. var. rugulosa (Greene) C.L. Hitchc. Native VICAR

creepingroot violet · Violaceae
Viola nephrophylla Greene Native VINE

northern bog violet · Violaceae
Viola nuttallii Pursh Native VINU2

Nuttall's violet · Violaceae
Viola orbiculata Geyer ex Holz. Native VIOR

darkwoods violet · Violaceae
Viola palustris L. Native VIPA4

marsh violet · Violaceae
Viola praemorsa Douglas ex Lindl. Native VIPR3

canary violet · Violaceae
Viola purpurea Kellogg Native VIPU4

goosefoot violet · Violaceae
Viola purpurea Kellogg ssp. venosa (S. Watson) M.S. Baker & J.C. Clausen Native VIPUV2

goosefoot violet · Violaceae
Viola renifolia A. Gray Native VIRE2

white violet · Violaceae
Viola septentrionalis Greene Native VISE5

northern woodland violet · Violaceae
Woodsia oregana D.C. Eaton Native WOOR

Oregon cliff fern · Dryopteridaceae
Woodsia scopulina D.C. Eaton Native WOSC

Rocky Mountain woodsia · Dryopteridaceae
Wyethia amplexicaulis (Nutt.) Nutt. Native WYAM

mule-ears · Asteraceae
Wyethia helianthoides Nutt. Native WYHE2

sunflower mule-ears · Asteraceae
Xanthium strumarium L. Native XAST

rough cocklebur · Asteraceae
Xanthium strumarium L. var. canadense (Mill.) Torr. & A. Gray Native XASTC

Canada cocklebur · Asteraceae
Xerophyllum tenax (Pursh) Nutt. Native XETE

common beargrass · Liliaceae
Zigadenus elegans Pursh Native ZIEL2

mountain deathcamas · Liliaceae
Zigadenus elegans Pursh ssp. elegans Native ZIELE

mountain deathcamas · Liliaceae
Zigadenus venenosus S. Watson Native ZIVE

meadow deathcamas · Liliaceae
Zigadenus venenosus S. Watson var. gramineus (Rydb.) Walsh ex M. Peck Native ZIVEG

grassy deathcamas · Liliaceae
Zizia aptera (A. Gray) Fernald Native ZIAP

meadow zizia · Apiaceae
×Pseudelymus saxicola (Scribn. & J.G. Sm.) Barkworth & D.R. Dewey [Elymus elymoides × Pseudoroegneria spicata] Native PSSA2

foxtail wheatgrass · Poaceae