Stillwater County

Montana

FIPS: 30095
Taxa recorded: 765
Of which native: 623
Introduced: 125

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Showing 765 of 765.

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
Achillea millefolium L. Both ACMI2

common yarrow · Asteraceae
Acroptilon repens (L.) DC. Introduced ACRE3

hardheads · Asteraceae
Adoxa moschatellina L. Native ADMO

muskroot · Adoxaceae
Aegilops cylindrica Host Introduced AECY

jointed goatgrass · Poaceae
Agoseris aurantiaca (Hook.) Greene Native AGAU2

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

pale agoseris · Asteraceae
Agrimonia striata Michx. Native AGST

roadside agrimony · Rosaceae
Agrostemma githago L. Introduced AGGI

common corncockle · Caryophyllaceae
Agrostis stolonifera L. Introduced AGST2

creeping bentgrass · Poaceae
Allium schoenoprasum L. Both ALSC

wild chives · Liliaceae
Allium schoenoprasum L. var. sibiricum (L.) Hartm. Native ALSCS

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

textile onion · Liliaceae
Alyssum alyssoides (L.) L. Introduced ALAL3

pale madwort · Brassicaceae
Amaranthus albus L. Introduced AMAL

prostrate pigweed · Amaranthaceae
Amaranthus retroflexus L. Native AMRE

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

Saskatoon serviceberry · Rosaceae
Amelanchier utahensis Koehne Native AMUT

Utah serviceberry · Rosaceae
Amelanchier utahensis Koehne var. utahensis Native AMUTU

Utah serviceberry · Rosaceae
Anaphalis margaritacea (L.) Benth. Native ANMA

western pearly everlasting · Asteraceae
Anchusa officinalis L. Introduced ANOF

common bugloss · Boraginaceae
Androsace occidentalis Pursh Native ANOC2

western rockjasmine · Primulaceae
Androsace septentrionalis L. Native ANSE4

pygmyflower rockjasmine · Primulaceae
Anemone cylindrica A. Gray Native ANCY

candle anemone · Ranunculaceae
Anemone multifida Poir. Native ANMU

Pacific anemone · Ranunculaceae
Antennaria dimorpha (Nutt.) Torr. & A. Gray Native ANDI2

low pussytoes · Asteraceae
Antennaria lanata (Hook.) Greene Native ANLA3

woolly pussytoes · Asteraceae
Antennaria parvifolia Nutt. Native ANPA4

small-leaf pussytoes · 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 cotula L. Introduced ANCO2

stinking chamomile · Asteraceae
Apocynum androsaemifolium L. Native APAN2

spreading dogbane · Apocynaceae
Aquilegia flavescens S. Watson Native AQFL

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 nuttallii B.L. Rob. Native ARNU

Nuttall's rockcress · Brassicaceae
Arabis ×divaricarpa A. Nelson (pro sp.) [drummondii × holboellii] Native ARDI2

spreadingpod rockcress · Brassicaceae
Arctium minus Bernh. Introduced ARMI2

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

kinnikinnick · Ericaceae
Arenaria congesta Nutt. Native ARCO5

ballhead sandwort · Caryophyllaceae
Arenaria hookeri Nutt. Native ARHO4

Hooker's sandwort · Caryophyllaceae
Arenaria hookeri Nutt. ssp. hookeri Native ARHOH3

Hooker's sandwort · Caryophyllaceae
Armoracia rusticana G. Gaertn., B. Mey. & Scherb. Introduced ARRU4

horseradish · Brassicaceae
Arnica cordifolia Hook. Native ARCO9

heartleaf arnica · Asteraceae
Arnica fulgens Pursh Native ARFU3

foothill arnica · Asteraceae
Arnica latifolia Bong. Native ARLA8

broadleaf arnica · Asteraceae
Arnica mollis Hook. Native ARMO4

hairy arnica · Asteraceae
Arnica sororia Greene Native ARSO2

twin arnica · Asteraceae
Artemisia campestris L. Native ARCA12

field sagewort · Asteraceae
Artemisia cana Pursh Native ARCA13

silver sagebrush · Asteraceae
Artemisia frigida Willd. Native ARFR4

prairie sagewort · Asteraceae
Artemisia ludoviciana Nutt. Both ARLU

white sagebrush · Asteraceae
Artemisia tridentata Nutt. Native ARTR2

big sagebrush · Asteraceae
Asclepias speciosa Torr. Native ASSP

showy milkweed · Asclepiadaceae
Asclepias syriaca L. Native ASSY

common milkweed · Asclepiadaceae
Asclepias viridiflora Raf. Native ASVI

green comet milkweed · Asclepiadaceae
Asparagus officinalis L. Introduced ASOF

garden asparagus · Liliaceae
Asperugo procumbens L. Introduced ASPR

German-madwort · Boraginaceae
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 americanus (Hook.) M.E. Jones Native ASAM3

American 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 canadensis L. Native ASCA11

Canadian milkvetch · Fabaceae
Astragalus cibarius Sheldon Native ASCI2

browse milkvetch · Fabaceae
Astragalus cicer L. Introduced ASCI4

chickpea milkvetch · Fabaceae
Astragalus crassicarpus Nutt. Native ASCR2

groundplum milkvetch · Fabaceae
Astragalus drummondii Douglas ex Hook. Native ASDR3

Drummond's milkvetch · Fabaceae
Astragalus eucosmus B.L. Rob. Native ASEU2

elegant milkvetch · Fabaceae
Astragalus flexuosus Douglas ex G. Don Native ASFL2

flexile milkvetch · Fabaceae
Astragalus flexuosus Douglas ex G. Don var. flexuosus Native ASFLF

flexile 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 missouriensis Nutt. Native ASMI10

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

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

woollypod milkvetch · Fabaceae
Astragalus spatulatus Sheldon Native ASSP6

tufted milkvetch · Fabaceae
Astragalus vexilliflexus Sheldon Native ASVE5

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

bentflower milkvetch · Fabaceae
Atriplex micrantha Ledeb. Introduced ATMI2

twoscale saltbush · Chenopodiaceae
Balsamorhiza incana Nutt. Native BAIN

hoary balsamroot · Asteraceae
Balsamorhiza sagittata (Pursh) Nutt. Native BASA3

arrowleaf balsamroot · Asteraceae
Barbarea orthoceras Ledeb. Native BAOR

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

fivehorn smotherweed · Chenopodiaceae
Berteroa incana (L.) DC. Introduced BEIN2

hoary alyssum · Brassicaceae
Betula occidentalis Hook. Native BEOC2

water birch · Betulaceae
Bidens cernua L. Native BICE

nodding beggartick · Asteraceae
Brassica nigra (L.) W.D.J. Koch Introduced BRNI

black mustard · Brassicaceae
Brickellia eupatorioides (L.) Shinners Native BREU

false boneset · Asteraceae
Brickellia eupatorioides (L.) Shinners var. corymbulosa (Torr. & A. Gray) Shinners Native BREUC

false boneset · Asteraceae
Brickellia grandiflora (Hook.) Nutt. Native BRGR

tasselflower brickellbush · Asteraceae
Bromus arvensis L. Introduced BRAR5

field brome · Poaceae
Bromus secalinus L. Introduced BRSE

rye brome · Poaceae
Bromus secalinus L. var. secalinus Introduced BRSES

rye brome · Poaceae
Bromus tectorum L. Introduced BRTE

cheatgrass · Poaceae
Bryonia alba L. Introduced BRAL4

white bryony · Cucurbitaceae
Buglossoides arvensis (L.) I.M. Johnst. Introduced BUAR3

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

American thorow wax · Apiaceae
Calochortus nuttallii Torr. & A. Gray Native CANU3

sego lily · Liliaceae
Calystegia sepium (L.) R. Br. Both CASE13

hedge false bindweed · Convolvulaceae
Calystegia sepium (L.) R. Br. ssp. angulata Brummitt Native CASEA3

hedge false bindweed · Convolvulaceae
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
Campanula parryi A. Gray Native CAPA10

Parry's bellflower · Campanulaceae
Campanula parryi A. Gray var. idahoensis McVaugh Native CAPAI2

Idaho bellflower · Campanulaceae
Campanula rapunculoides L. Introduced CARA

rampion bellflower · Campanulaceae
Campanula rotundifolia L. Native CARO2

bluebell bellflower · Campanulaceae
Capsella bursa-pastoris (L.) Medik. Introduced CABU2

shepherd's purse · Brassicaceae
Cardamine breweri S. Watson Native CABR6

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

Pennsylvania bittercress · Brassicaceae
Cardaria draba (L.) Desv. Introduced CADR

whitetop · Brassicaceae
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 bigelowii Torr. ex Schwein. Native CABI5

Bigelow's sedge · Cyperaceae
Carex brevior (Dewey) Mack. Native CABR10

shortbeak sedge · Cyperaceae
Carex canescens L. Native CACA11

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

silvery sedge · Cyperaceae
Carex crawei Dewey Native CACR3

Crawe's sedge · Cyperaceae
Carex disperma Dewey Native CADI6

softleaf sedge · Cyperaceae
Carex douglasii Boott Native CADO2

Douglas' sedge · Cyperaceae
Carex filifolia Nutt. Native CAFI

threadleaf sedge · Cyperaceae
Carex hoodii Boott Native CAHO5

Hood's sedge · Cyperaceae
Carex inops L.H. Bailey Native CAIN9

long-stolon sedge · Cyperaceae
Carex inops L.H. Bailey ssp. heliophila (Mack.) Crins Native CAINH2

sun 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 microptera Mack. Native CAMI7

smallwing sedge · Cyperaceae
Carex nebrascensis Dewey Native CANE2

Nebraska sedge · Cyperaceae
Carex pellita Muhl. ex Willd. Native CAPE42

woolly sedge · Cyperaceae
Carex petasata Dewey Native CAPE7

Liddon sedge · Cyperaceae
Carex raynoldsii Dewey Native CARA6

Raynolds' sedge · Cyperaceae
Carex rossii Boott Native CARO5

Ross' sedge · Cyperaceae
Carex siccata Dewey Native CASI12

dryspike sedge · Cyperaceae
Carex spectabilis Dewey Native CASP5

showy sedge · Cyperaceae
Carex sprengelii Dewey ex Spreng. Native CASP7

Sprengel's sedge · Cyperaceae
Carex stipata Muhl. ex Willd. Native CAST5

awlfruit sedge · Cyperaceae
Carex stipata Muhl. ex Willd. var. stipata Native CASTS3

owlfruit sedge · Cyperaceae
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 pallescens (A. Gray) Greenm. Native CAPA25

pale Indian paintbrush · Scrophulariaceae
Castilleja pallescens (A. Gray) Greenm. var. pallescens Native CAPAP7

pale Indian paintbrush · Scrophulariaceae
Castilleja rhexiifolia Rydb. Native CARH4

splitleaf Indian paintbrush · Scrophulariaceae
Castilleja sessiliflora Pursh Native CASE5

downy paintedcup · Scrophulariaceae
Ceanothus velutinus Douglas ex Hook. Native CEVE

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

snowbrush ceanothus · Rhamnaceae
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
Cerastium nutans Raf. Native CENU2

nodding chickweed · Caryophyllaceae
Cerastium nutans Raf. var. nutans Native CENUN

nodding chickweed · Caryophyllaceae
Chaenactis douglasii (Hook.) Hook. & Arn. Native CHDO

Douglas' dustymaiden · Asteraceae
Chamaerhodos erecta (L.) Bunge Native CHER

little rose · Rosaceae
Chamaerhodos erecta (L.) Bunge ssp. nuttallii (Pickering ex Rydb.) Hultén Native CHERN

Nuttall's little rose · Rosaceae
Chamerion angustifolium (L.) Holub Native CHAN9

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

fireweed · Onagraceae
Chenopodium album L. Both CHAL7

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

lambsquarters · Chenopodiaceae
Chenopodium fremontii S. Watson Native CHFR3

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

Fremont's 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
Cichorium intybus L. Introduced CIIN

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

western water hemlock · Apiaceae
Cirsium arvense (L.) Scop. Introduced CIAR4

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

Eaton's 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
Claytonia lanceolata Pall. ex Pursh Native CLLA2

lanceleaf springbeauty · Portulacaceae
Claytonia perfoliata Donn ex Willd. Native CLPE

miner's lettuce · Portulacaceae
Claytonia perfoliata Donn ex Willd. ssp. perfoliata Native CLPEP

miner's lettuce · Portulacaceae
Clematis columbiana (Nutt.) Torr. & A. Gray Native CLCO2

rock clematis · Ranunculaceae
Clematis columbiana (Nutt.) Torr. & A. Gray var. columbiana Native CLCOC2

rock clematis · Ranunculaceae
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
Collinsia parviflora Lindl. Native COPA3

maiden blue eyed Mary · Scrophulariaceae
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
Conium maculatum L. Introduced COMA2

poison hemlock · Apiaceae
Conringia orientalis (L.) Dumort. Introduced COOR

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

field bindweed · Convolvulaceae
Corallorhiza maculata (Raf.) Raf. Native COMA25

summer coralroot · Orchidaceae
Corallorhiza mertensiana Bong. Native COME17

Pacific coralroot · Orchidaceae
Cornus canadensis L. Native COCA13

bunchberry dogwood · Cornaceae
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
Crepis acuminata Nutt. Native CRAC2

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

tapertip hawksbeard · Asteraceae
Crepis occidentalis Nutt. Native CROC

largeflower hawksbeard · Asteraceae
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
Cuscuta coryli Engelm. Native CUCO3

hazel dodder · Cuscutaceae
Cuscuta epithymum (L.) L. Introduced CUEP

clover dodder · Cuscutaceae
Cyclachaena xanthiifolia (Nutt.) Fresen. Native CYXA2

carelessweed · Asteraceae
Cymopterus nivalis S. Watson Native CYNI3

snowline springparsley · Apiaceae
Cynoglossum officinale L. Introduced CYOF

gypsyflower · Boraginaceae
Dalea candida Michx. ex Willd. Native DACA7

white prairie clover · Fabaceae
Dalea candida Michx. ex Willd. var. oligophylla (Torr.) Shinners Native DACAO

white prairie clover · Fabaceae
Dalea purpurea Vent. Native DAPU5

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

purple prairie clover · Fabaceae
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 ×occidentale (S. Watson) S. Watson (pro sp.) [barbeyi × glaucum] Native DEOC

Ranunculaceae
Descurainia pinnata (Walter) Britton Native DEPI

western tansymustard · Brassicaceae
Dianthus armeria L. Introduced DIAR

Deptford pink · Caryophyllaceae
Digitaria sanguinalis (L.) Scop. Introduced DISA

hairy crabgrass · Poaceae
Dodecatheon conjugens Greene Native DOCO

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
Draba nemorosa L. Native DRNE

woodland draba · Brassicaceae
Draba oligosperma Hook. Native DROL

fewseed draba · Brassicaceae
Dryas octopetala L. Native DROC

eightpetal mountain-avens · Rosaceae
Elaeagnus commutata Bernh. ex Rydb. Native ELCO

silverberry · Elaeagnaceae
Eleocharis palustris (L.) Roem. & Schult. Native ELPA3

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

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

Aunt Lucy · Hydrophyllaceae
Elymus repens (L.) Gould Introduced ELRE4

quackgrass · Poaceae
Epilobium anagallidifolium Lam. Native EPAN4

pimpernel willowherb · Onagraceae
Epilobium brachycarpum C. Presl Native EPBR3

tall annual willowherb · Onagraceae
Epilobium ciliatum Raf. Native EPCI

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

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

stream orchid · Orchidaceae
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird Native ERNA10

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. nauseosa Native ERNAN5

rubber rabbitbrush · Asteraceae
Erigeron acris L. Native ERAC2

bitter fleabane · Asteraceae
Erigeron caespitosus Nutt. Native ERCA2

tufted fleabane · Asteraceae
Erigeron compositus Pursh Native ERCO4

cutleaf daisy · Asteraceae
Erigeron divergens Torr. & A. Gray Native ERDI4

spreading fleabane · Asteraceae
Erigeron glabellus Nutt. Native ERGL2

streamside fleabane · Asteraceae
Erigeron rydbergii Cronquist Native ERRY

Rydberg's fleabane · Asteraceae
Erigeron speciosus (Lindl.) DC. Native ERSP4

aspen fleabane · Asteraceae
Eriogonum flavum Nutt. Native ERFL4

alpine golden buckwheat · Polygonaceae
Eriogonum ovalifolium Nutt. Native EROV

cushion buckwheat · Polygonaceae
Eriogonum strictum Benth. Native ERST4

Blue Mountain buckwheat · Polygonaceae
Eriogonum strictum Benth. ssp. proliferum (Torr. & A. Gray) S. Stokes Native ERSTP

Blue Mountain buckwheat · Polygonaceae
Eriogonum strictum Benth. ssp. proliferum (Torr. & A. Gray) S. Stokes var. proliferum (Torr. & A. Gray) C.L. Hitchc. Native ERSTP3

Blue Mountain buckwheat · Polygonaceae
Eriogonum umbellatum Torr. Native ERUM

sulphur-flower buckwheat · Polygonaceae
Eriophyllum lanatum (Pursh) Forbes Native ERLA6

common woolly sunflower · Asteraceae
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
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 cheiranthoides L. Introduced ERCH9

wormseed wallflower · Brassicaceae
Euphorbia brachycera Engelm. Native EUBR

horned spurge · Euphorbiaceae
Euphorbia esula L. Introduced EUES

leafy spurge · Euphorbiaceae
Euphorbia spathulata Lam. Native EUSP

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

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

thickstem aster · Asteraceae
Euthamia occidentalis Nutt. Native EUOC4

western goldentop · Asteraceae
Festuca rubra L. Both FERU2

red fescue · Poaceae
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
Frasera speciosa Douglas ex Griseb. Native FRSP

elkweed · Gentianaceae
Fraxinus pennsylvanica Marshall Native FRPE

green ash · Oleaceae
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
Galeopsis tetrahit L. Introduced GATE2

brittlestem hempnettle · Lamiaceae
Galeopsis tetrahit L. var. tetrahit Introduced GATET2

brittlestem hempnettle · Lamiaceae
Galium aparine L. Native GAAP2

stickywilly · Rubiaceae
Galium boreale L. Native GABO2

northern bedstraw · Rubiaceae
Galium trifidum L. Native GATR2

threepetal bedstraw · Rubiaceae
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
Geum aleppicum Jacq. Native GEAL3

yellow avens · Rosaceae
Geum macrophyllum Willd. Native GEMA4

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

Ross' avens · Rosaceae
Geum triflorum Pursh Native GETR

old man's whiskers · Rosaceae
Glaucium corniculatum (L.) J.H. Rudolph Introduced GLCO3

blackspot hornpoppy · Papaveraceae
Glechoma hederacea L. Introduced GLHE2

ground ivy · Lamiaceae
Glycyrrhiza lepidota Pursh Native GLLE3

American licorice · Fabaceae
Gratiola ebracteata Benth. ex A. DC. Native GREB

bractless hedgehyssop · Scrophulariaceae
Grindelia squarrosa (Pursh) Dunal Native GRSQ

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

broom snakeweed · Asteraceae
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 sulphurescens Rydb. Native HESU

white sweetvetch · Fabaceae
Helenium autumnale L. Native HEAU

common sneezeweed · Asteraceae
Helenium autumnale L. var. montanum (Nutt.) Fernald Native HEAUM

mountain sneezeweed · Asteraceae
Helianthella quinquenervis (Hook.) A. Gray Native HEQU2

fivenerve helianthella · Asteraceae
Helianthus nuttallii Torr. & A. Gray Native HENU

Nuttall's sunflower · Asteraceae
Helianthus petiolaris Nutt. Native HEPE

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

prairie sunflower · Asteraceae
Heracleum maximum W. Bartram Native HEMA80

common cowparsnip · Apiaceae
Hesperis matronalis L. Introduced HEMA3

dames rocket · Brassicaceae
Heterotheca villosa (Pursh) Shinners Native HEVI4

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

hairy false goldenaster · Asteraceae
Heuchera parvifolia Nutt. ex Torr. & A. Gray Native HEPA11

littleleaf alumroot · Saxifragaceae
Heuchera parvifolia Nutt. ex Torr. & A. Gray var. utahensis (Rydb.) Garrett Native HEPAU

Utah alumroot · Saxifragaceae
Hibiscus trionum L. Introduced HITR

flower of an hour · Malvaceae
Hieracium albiflorum Hook. Native HIAL2

white 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 umbellatum L. Native HIUM

narrowleaf hawkweed · Asteraceae
Hippuris vulgaris L. Native HIVU2

common mare's-tail · Hippuridaceae
Humulus lupulus L. Both HULU

common hop · Cannabaceae
Hymenopappus filifolius Hook. Native HYFI

fineleaf hymenopappus · 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
Ipomoea leptophylla Torr. Native IPLE

bush morning-glory · Convolvulaceae
Iva axillaris Pursh Native IVAX

povertyweed · Asteraceae
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 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 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 tenuis Willd. Native JUTE

poverty rush · Juncaceae
Juniperus communis L. Native JUCO6

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

common juniper · Cupressaceae
Juniperus horizontalis Moench Native JUHO2

creeping juniper · Cupressaceae
Kalmia polifolia Wangenh. Native KAPO

bog laurel · Ericaceae
Krascheninnikovia lanata (Pursh) A. Meeuse & Smit Native KRLA2

winterfat · Chenopodiaceae
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 occidentalis (S. Watson) Greene Native LAOC3

flatspine stickseed · Boraginaceae
Lappula occidentalis (S. Watson) Greene var. occidentalis Native LAOCO

flatspine stickseed · Boraginaceae
Lathyrus latifolius L. Introduced LALA4

perennial pea · Fabaceae
Lepidium campestre (L.) W.T. Aiton Introduced LECA5

field pepperweed · Brassicaceae
Lepidium densiflorum Schrad. Both LEDE

common pepperweed · Brassicaceae
Lepidium perfoliatum L. Introduced LEPE2

clasping pepperweed · Brassicaceae
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
Leucanthemum vulgare Lam. Introduced LEVU

oxeye daisy · Asteraceae
Leucocrinum montanum Nutt. ex A. Gray Native LEMO4

common starlily · Liliaceae
Lewisia rediviva Pursh Native LERE7

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

bitter root · Portulacaceae
Liatris punctata Hook. Native LIPU

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

dotted blazing star · Asteraceae
Linaria dalmatica (L.) Mill. Introduced LIDA

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

Dalmatian toadflax · Scrophulariaceae
Linum perenne L. Introduced LIPE2

blue flax · Linaceae
Lithophragma glabrum Nutt. Native LIGL2

bulbous woodland-star · Saxifragaceae
Lithophragma tenellum Nutt. Native LITE4

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

western stoneseed · Boraginaceae
Lomatium cous (S. Watson) J.M. Coult. & Rose Native LOCO4

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

desert biscuitroot · 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
Lomatogonium rotatum (L.) Fr. ex Fernald Native LORO

marsh felwort · Gentianaceae
Lonicera tatarica L. Introduced LOTA

Tatarian honeysuckle · Caprifoliaceae
Lotus corniculatus L. Introduced LOCO6

bird's-foot trefoil · Fabaceae
Lotus corniculatus L. var. corniculatus Introduced LOCOC5

bird's-foot trefoil · Fabaceae
Lupinus argenteus Pursh Native LUAR3

silvery lupine · Fabaceae
Lupinus aridus Douglas Native LUAR7

desert lupine · Fabaceae
Lupinus aridus Douglas ssp. aridus Native LUARA6

desert lupine · Fabaceae
Lupinus leucophyllus Douglas ex Lindl. Native LULE3

velvet lupine · Fabaceae
Lupinus leucophyllus Douglas ex Lindl. ssp. leucophyllus Native LULEL4

velvet lupine · Fabaceae
Lupinus polyphyllus Lindl. Native LUPO2

bigleaf lupine · Fabaceae
Lupinus polyphyllus Lindl. ssp. polyphyllus Native LUPOP2

bigleaf lupine · Fabaceae
Lupinus polyphyllus Lindl. ssp. polyphyllus var. polyphyllus Native LUPOP4

bigleaf lupine · Fabaceae
Lupinus sericeus Pursh Native LUSE4

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

silky lupine · Fabaceae
Lygodesmia juncea (Pursh) D. Don ex Hook. Native LYJU

rush skeletonplant · Asteraceae
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
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
Malva sylvestris L. Introduced MASY

high mallow · Malvaceae
Marrubium vulgare L. Introduced MAVU

horehound · Lamiaceae
Matricaria discoidea DC. Introduced MADI6

disc mayweed · Asteraceae
Medicago lupulina L. Introduced MELU

black medick · Fabaceae
Medicago polymorpha L. Introduced MEPO3

burclover · Fabaceae
Melampyrum lineare Desr. Native MELI2

narrowleaf cowwheat · Scrophulariaceae
Melampyrum lineare Desr. var. lineare Native MELIL3

narrowleaf cowwheat · Scrophulariaceae
Melilotus officinalis (L.) Lam. Introduced MEOF

sweetclover · Fabaceae
Mentha arvensis L. Native MEAR4

wild mint · Lamiaceae
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
Mertensia alpina (Torr.) G. Don Native MEAL7

alpine bluebells · Boraginaceae
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 lanceolata (Pursh) DC. Native MELA3

prairie bluebells · Boraginaceae
Mertensia lanceolata (Pursh) DC. var. lanceolata Native MELAL2

prairie 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. gracilis Native MIGRG4

slender phlox · Polemoniaceae
Mimulus floribundus Lindl. Native MIFL2

manyflowered monkeyflower · Scrophulariaceae
Mimulus guttatus DC. Native MIGU

seep monkeyflower · Scrophulariaceae
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
Mirabilis linearis (Pursh) Heimerl Native MILI3

narrowleaf four o'clock · Nyctaginaceae
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
Monolepis nuttalliana (Schult.) Greene Native MONU

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

pinesap · Monotropaceae
Musineon divaricatum (Pursh) Raf. Native MUDI

leafy wildparsley · Apiaceae
Nasturtium officinale W.T. Aiton Introduced NAOF

watercress · Brassicaceae
Nepeta cataria L. Introduced NECA2

catnip · Lamiaceae
Nothocalais cuspidata (Pursh) Greene Native NOCU

prairie 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
Oligoneuron rigidum (L.) Small Native OLRI

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

stiff goldenrod · Asteraceae
Onosmodium bejariense DC. ex A. DC. Native ONBE

soft-hair marbleseed · Boraginaceae
Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B.L. Turner Native ONBEO

western marbleseed · Boraginaceae
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 fasciculata Nutt. Native ORFA

clustered broomrape · Orobanchaceae
Orthilia secunda (L.) House Native ORSE

sidebells wintergreen · Pyrolaceae
Orthocarpus luteus Nutt. Native ORLU2

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

sweetcicely · Apiaceae
Osmorhiza depauperata Phil. Native OSDE

bluntseed sweetroot · Apiaceae
Osmorhiza longistylis (Torr.) DC. Native OSLO

longstyle sweetroot · Apiaceae
Oxalis stricta L. Native OXST

common yellow oxalis · Oxalidaceae
Oxyria digyna (L.) Hill Native OXDI3

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

Bessey's locoweed · Fabaceae
Oxytropis campestris (L.) DC. Native OXCA4

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

nodding locoweed · Fabaceae
Oxytropis lagopus Nutt. Native OXLA2

haresfoot locoweed · Fabaceae
Oxytropis sericea Nutt. Native OXSE

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

woolly groundsel · Asteraceae
Packera pauciflora (Pursh) Á. Löve & D. Löve Native PAPA19

alpine 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 subnuda (DC.) D.K. Trock & T.M. Barkley Native PASU40

Buek's groundsel · Asteraceae
Parietaria pensylvanica Muhl. ex Willd. Native PAPE5

Pennsylvania pellitory · Urticaceae
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
Paronychia sessiliflora Nutt. Native PASE

creeping nailwort · Caryophyllaceae
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 groenlandica Retz. Native PEGR2

elephanthead lousewort · Scrophulariaceae
Pedicularis parryi A. Gray Native PEPA3

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

Rocky 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
Pediomelum esculentum (Pursh) Rydb. Native PEES

large Indian breadroot · Fabaceae
Penstemon albidus Nutt. Native PEAL2

white penstemon · Scrophulariaceae
Penstemon eriantherus Pursh Native PEER

fuzzytongue penstemon · Scrophulariaceae
Penstemon fruticosus (Pursh) Greene Native PEFR3

bush penstemon · Scrophulariaceae
Penstemon fruticosus (Pursh) Greene var. fruticosus Native PEFRF4

bush penstemon · 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
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
Petasites frigidus (L.) Fr. Native PEFR5

arctic sweet coltsfoot · Asteraceae
Petasites frigidus (L.) Fr. var. sagittatus (Banks ex Pursh) Cherniawsky Native PEFRS5

arrowleaf sweet coltsfoot · Asteraceae
Phacelia hastata Douglas ex Lehm. Native PHHA

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

silverleaf 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. sericea Native PHSES

silky phacelia · Hydrophyllaceae
Phalaris arundinacea L. Native PHAR3

reed canarygrass · Poaceae
Phlox alyssifolia Greene Native PHAL3

alyssumleaf phlox · Polemoniaceae
Phlox hoodii Richardson Native PHHO

spiny phlox · Polemoniaceae
Phlox hoodii Richardson ssp. muscoides (Nutt.) Wherry Native PHHOM

musk phlox · Polemoniaceae
Phlox longifolia Nutt. Native PHLO2

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

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

cushion phlox · Polemoniaceae
Phyllodoce glanduliflora (Hook.) Coville Native PHGL6

yellow mountainheath · Ericaceae
Physaria didymocarpa (Hook.) A. Gray Native PHDI6

common twinpod · Brassicaceae
Physocarpus malvaceus (Greene) Kuntze Native PHMA5

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

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

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

oppositeleaf bahia · Asteraceae
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
Pinus ponderosa Lawson & C. Lawson Native PIPO

ponderosa pine · Pinaceae
Pinus ponderosa Lawson & C. Lawson var. scopulorum Engelm. Native PIPOS

ponderosa pine · Pinaceae
Plantago elongata Pursh Native PLEL

prairie plantain · Plantaginaceae
Plantago elongata Pursh ssp. elongata Native PLELE

prairie plantain · Plantaginaceae
Poa annua L. Introduced POAN

annual bluegrass · Poaceae
Poa bulbosa L. Introduced POBU

bulbous bluegrass · Poaceae
Poa compressa L. Introduced POCO

Canada bluegrass · Poaceae
Poa pratensis L. Both POPR

Kentucky bluegrass · Poaceae
Polanisia dodecandra (L.) DC. Native PODO3

redwhisker clammyweed · Capparaceae
Polanisia dodecandra (L.) DC. ssp. trachysperma (Torr. & A. Gray) Iltis Native PODOT

sandyseed clammyweed · Capparaceae
Polemonium viscosum Nutt. Native POVI

sticky polemonium · Polemoniaceae
Polygonum aviculare L. Introduced POAV

prostrate knotweed · Polygonaceae
Polygonum bistortoides Pursh Native POBI6

American bistort · Polygonaceae
Polygonum convolvulus L. Introduced POCO10

black bindweed · Polygonaceae
Polygonum convolvulus L. var. convolvulus Introduced POCOC2

black bindweed · Polygonaceae
Polygonum douglasii Greene Native PODO4

Douglas' knotweed · Polygonaceae
Polygonum douglasii Greene ssp. engelmannii (Greene) Kartesz & Gandhi Native PODOE

Engelmann's 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 persicaria L. Introduced POPE3

spotted ladysthumb · Polygonaceae
Polygonum sachalinense F. Schmidt ex Maxim. Introduced POSA4

giant knotweed · Polygonaceae
Polygonum viviparum L. Native POVI3

alpine bistort · Polygonaceae
Populus alba L. Introduced POAL7

white poplar · Salicaceae
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 deltoides W. Bartram ex Marshall Native PODE3

eastern cottonwood · Salicaceae
Populus deltoides W. Bartram ex Marshall ssp. monilifera (Aiton) Eckenwalder Native PODEM

plains cottonwood · Salicaceae
Populus tremuloides Michx. Native POTR5

quaking aspen · Salicaceae
Portulaca oleracea L. Both POOL

little hogweed · Portulacaceae
Potentilla argentea L. Introduced POAR8

silver cinquefoil · Rosaceae
Potentilla argentea L. var. argentea Introduced POARA3

silver cinquefoil · Rosaceae
Potentilla arguta Pursh Native POAR7

tall cinquefoil · Rosaceae
Potentilla fissa Nutt. Native POFI3

bigflower cinquefoil · Rosaceae
Potentilla glandulosa Lindl. Native POGL9

sticky cinquefoil · Rosaceae
Potentilla gracilis Douglas ex Hook. Native POGR9

slender cinquefoil · Rosaceae
Potentilla norvegica L. Native PONO3

Norwegian cinquefoil · Rosaceae
Potentilla norvegica L. ssp. monspeliensis (L.) Asch. & Graebn. Native PONOM

Norwegian cinquefoil · Rosaceae
Potentilla paradoxa Nutt. Native POPA15

Paradox cinquefoil · Rosaceae
Potentilla pensylvanica L. Native POPE8

Pennsylvania cinquefoil · Rosaceae
Potentilla pensylvanica L. var. pensylvanica Native POPEP5

Pennsylvania cinquefoil · Rosaceae
Potentilla recta L. Introduced PORE5

sulphur cinquefoil · Rosaceae
Prenanthes sagittata (A. Gray) A. Nelson Native PRSA

arrowleaf rattlesnakeroot · Asteraceae
Prosartes trachycarpa S. Watson Native PRTR4

roughfruit fairybells · Liliaceae
Prunella vulgaris L. Native PRVU

common selfheal · Lamiaceae
Prunella vulgaris L. ssp. lanceolata (W. Bartram) Hultén Native PRVUL2

lance selfheal · Lamiaceae
Prunus americana Marshall Native PRAM

American plum · Rosaceae
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 stramineum (Kunth) Anderb. Native PSST7

cottonbatting plant · Asteraceae
Pterospora andromedea Nutt. Native PTAN2

woodland pinedrops · Monotropaceae
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 chlorantha Sw. Native PYCH

greenflowered wintergreen · Pyrolaceae
Ranunculus abortivus L. Native RAAB

littleleaf buttercup · Ranunculaceae
Ranunculus acris L. Both RAAC3

tall buttercup · Ranunculaceae
Ranunculus acris L. var. acris Introduced RAACA3

showy 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 flammula L. Native RAFL2

greater creeping spearwort · Ranunculaceae
Ranunculus glaberrimus Hook. Native RAGL

sagebrush 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 macounii Britton Native RAMA2

Macoun's buttercup · Ranunculaceae
Ranunculus pensylvanicus L. f. Native RAPE2

Pennsylvania buttercup · Ranunculaceae
Ranunculus sceleratus L. Native RASC3

cursed buttercup · Ranunculaceae
Ranunculus sceleratus L. var. multifidus Nutt. Native RASCM

cursed buttercup · Ranunculaceae
Ranunculus uncinatus D. Don ex G. Don Native RAUN

woodland buttercup · Ranunculaceae
Raphanus raphanistrum L. Introduced RARA2

wild radish · Brassicaceae
Ratibida columnifera (Nutt.) Wooton & Standl. Native RACO3

upright prairie coneflower · Asteraceae
Rhamnus cathartica L. Introduced RHCA3

common buckthorn · Rhamnaceae
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
Rhus trilobata Nutt. Native RHTR

skunkbush sumac · Anacardiaceae
Rhus trilobata Nutt. var. trilobata Native RHTRT

skunkbush sumac · Anacardiaceae
Ribes americanum Mill. Native RIAM2

American black currant · Grossulariaceae
Ribes cereum Douglas Native RICE

wax currant · 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
Rorippa curvisiliqua (Hook.) Besser ex Britton Native ROCU

curvepod yellowcress · Brassicaceae
Rubus idaeus L. Both RUID

American red raspberry · Rosaceae
Rubus parviflorus Nutt. Native RUPA

thimbleberry · Rosaceae
Rubus parviflorus Nutt. var. parviflorus Native RUPAP2

thimbleberry · Rosaceae
Rudbeckia laciniata L. Native RULA3

cutleaf 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 patientia L. Introduced RUPA5

patience 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
Sagittaria cuneata Sheldon Native SACU

arumleaf arrowhead · Alismataceae
Salix amygdaloides Andersson Native SAAM2

peachleaf willow · Salicaceae
Salix bebbiana Sarg. Native SABE2

Bebb willow · Salicaceae
Salix exigua Nutt. Native SAEX

narrowleaf willow · Salicaceae
Salix lucida Muhl. Native SALU

shining willow · Salicaceae
Salix lucida Muhl. ssp. lasiandra (Benth.) A.E. Murray Native SALUL

Pacific willow · Salicaceae
Salix pseudomonticola C.R. Ball Native SAPS

false mountain willow · Salicaceae
Salix scouleriana Barratt ex Hook. Native SASC

Scouler's willow · Salicaceae
Salix wolfii Bebb Native SAWO

Wolf's willow · Salicaceae
Salsola tragus L. Introduced SATR12

prickly Russian thistle · Chenopodiaceae
Salvia ×sylvestris L. (pro sp.) [nemorosa × pratensis] Introduced SASY

woodland sage · Lamiaceae
Sambucus racemosa L. Native SARA2

red elderberry · Caprifoliaceae
Sambucus racemosa L. var. racemosa Native SARAR3

red elderberry · Caprifoliaceae
Saxifraga bronchialis L. Native SABR6

yellowdot saxifrage · Saxifragaceae
Saxifraga bronchialis L. ssp. austromontana (Wiegand) Piper Native SABRA2

matted saxifrage · Saxifragaceae
Saxifraga oppositifolia L. Native SAOP

purple mountain saxifrage · Saxifragaceae
Saxifraga oppositifolia L. ssp. oppositifolia Native SAOPO

purple mountain saxifrage · Saxifragaceae
Saxifraga oregana Howell Native SAOR2

Oregon saxifrage · Saxifragaceae
Saxifraga rhomboidea Greene Native SARH2

diamondleaf saxifrage · Saxifragaceae
Saxifraga rivularis L. Native SARI8

weak saxifrage · Saxifragaceae
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 tabernaemontani (C.C. Gmel.) Palla Native SCTA2

softstem bulrush · Cyperaceae
Scutellaria galericulata L. Native SCGA

marsh skullcap · Lamiaceae
Secale cereale L. Introduced SECE

cereal rye · Poaceae
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 integerrimus Nutt. Native SEIN2

lambstongue ragwort · 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
Silene antirrhina L. Native SIAN2

sleepy silene · Caryophyllaceae
Silene menziesii Hook. Native SIME

Menzies' campion · Caryophyllaceae
Silene menziesii Hook. ssp. menziesii Native SIMEM

Menzies' campion · Caryophyllaceae
Silene noctiflora L. Introduced SINO

nightflowering silene · 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 vulgaris (Moench) Garcke Introduced SIVU

maidenstears · Caryophyllaceae
Sisymbrium altissimum L. Introduced SIAL2

tall tumblemustard · Brassicaceae
Sisyrinchium montanum Greene Native SIMO2

strict blue-eyed grass · Iridaceae
Sisyrinchium montanum Greene var. montanum Native SIMOM

strict blue-eyed grass · Iridaceae
Solanum dulcamara L. Introduced SODU

climbing nightshade · Solanaceae
Solanum dulcamara L. var. dulcamara Introduced SODUD

climbing nightshade · Solanaceae
Solanum triflorum Nutt. Native SOTR

cutleaf nightshade · Solanaceae
Solidago canadensis L. Native SOCA6

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 nemoralis Aiton Native SONE

gray goldenrod · Asteraceae
Solidago nemoralis Aiton var. longipetiolata (Mack. & Bush) Palmer & Steyerm. Native SONEL

gray goldenrod · 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
Spergularia salina J. Presl & C. Presl Native SPSA5

salt sandspurry · Caryophyllaceae
Sphaeralcea coccinea (Nutt.) Rydb. Native SPCO

scarlet globemallow · Malvaceae
Sphaeralcea coccinea (Nutt.) Rydb. ssp. coccinea Native SPCOC

scarlet globemallow · Malvaceae
Spiraea lucida Douglas ex Greene Native SPLU5

shinyleaf spirea · Rosaceae
Stachys pilosa Nutt. Native STPI6

hairy hedgenettle · Lamiaceae
Stachys pilosa Nutt. var. pilosa Native STPIP5

hairy hedgenettle · Lamiaceae
Stellaria media (L.) Vill. Introduced STME2

common chickweed · Caryophyllaceae
Stellaria media (L.) Vill. ssp. media Introduced STMEM

common chickweed · Caryophyllaceae
Stenotus acaulis (Nutt.) Nutt. Native STAC

stemless mock goldenweed · Asteraceae
Stenotus armerioides Nutt. Native STAR10

thrift mock goldenweed · Asteraceae
Stenotus armerioides Nutt. var. armerioides Native STARA

thrift 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
Symphoricarpos albus (L.) S.F. Blake Native SYAL

common snowberry · Caprifoliaceae
Symphoricarpos occidentalis Hook. Native SYOC

western snowberry · Caprifoliaceae
Symphyotrichum ascendens (Lindl.) G.L. Nesom Native SYAS3

western aster · Asteraceae
Symphyotrichum ciliolatum (Lindl.) Á. Löve & D. Löve Native SYCI

Lindley's aster · Asteraceae
Symphyotrichum eatonii (A. Gray) G.L. Nesom Native SYEA2

Eaton's aster · Asteraceae
Symphyotrichum falcatum (Lindl.) G.L. Nesom Native SYFA

white prairie aster · Asteraceae
Symphyotrichum falcatum (Lindl.) G.L. Nesom var. falcatum Native SYFAF

white prairie 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. foliaceum Native SYFOF

alpine leafybract 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
Tanacetum vulgare L. Introduced TAVU

common tansy · Asteraceae
Taraxacum officinale F.H. Wigg. Both TAOF

common dandelion · 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
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
Thalictrum venulosum Trel. Native THVE

veiny 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
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
Townsendia hookeri Beaman Native TOHO

Hooker's Townsend daisy · Asteraceae
Townsendia parryi D.C. Eaton Native TOPA2

Parry's Townsend daisy · Asteraceae
Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

western poison ivy · Anacardiaceae
Tradescantia occidentalis (Britton) Smyth Native TROC

prairie spiderwort · Commelinaceae
Tradescantia occidentalis (Britton) Smyth var. occidentalis Native TROCO

prairie spiderwort · Commelinaceae
Tragopogon dubius Scop. Introduced TRDU

yellow salsify · Asteraceae
Tragopogon porrifolius L. Introduced TRPO

salsify · Asteraceae
Trifolium fragiferum L. Introduced TRFR2

strawberry clover · Fabaceae
Trifolium haydenii Porter Native TRHA

Hayden's 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
Triodanis leptocarpa (Nutt.) Nieuwl. Native TRLE3

slimpod Venus' looking-glass · Campanulaceae
Triodanis perfoliata (L.) Nieuwl. Native TRPE4

clasping Venus' looking-glass · Campanulaceae
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
Tsuga mertensiana (Bong.) Carrière Native TSME

mountain hemlock · Pinaceae
Urtica dioica L. Both URDI

stinging nettle · Urticaceae
Vaccaria hispanica (Mill.) Rauschert Introduced VAHI2

cow soapwort · Caryophyllaceae
Vaccinium membranaceum Douglas ex Torr. Native VAME

thinleaf huckleberry · Ericaceae
Vaccinium myrtillus L. Native VAMY2

whortleberry · Ericaceae
Vaccinium scoparium Leiberg ex Coville Native VASC

grouse whortleberry · Ericaceae
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
Verbascum thapsus L. Introduced VETH

common mullein · Scrophulariaceae
Verbena bracteata Cav. ex Lag. & Rodr. Native VEBR

bigbract verbena · Verbenaceae
Veronica americana Schwein. ex Benth. Native VEAM2

American speedwell · Scrophulariaceae
Veronica peregrina L. Native VEPE2

neckweed · Scrophulariaceae
Veronica peregrina L. ssp. xalapensis (Kunth) Pennell Native VEPEX2

hairy purslane speedwell · Scrophulariaceae
Veronica serpyllifolia L. Both VESE

thymeleaf 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
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
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