Prairie County

Montana

FIPS: 30079
Taxa recorded: 286
Of which native: 221
Introduced: 58

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Showing 286 of 286.

Abronia fragrans Nutt. ex Hook. Native ABFR2

snowball sand verbena · Nyctaginaceae
Abutilon theophrasti Medik. Introduced ABTH

velvetleaf · Malvaceae
Acer negundo L. Native ACNE2

boxelder · Aceraceae
Acroptilon repens (L.) DC. Introduced ACRE3

hardheads · Asteraceae
Agoseris glauca (Pursh) Raf. Native AGGL

pale 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 stolonifera L. Introduced AGST2

creeping bentgrass · Poaceae
Allium textile A. Nelson & J.F. Macbr. Native ALTE

textile onion · Liliaceae
Ambrosia psilostachya DC. Native AMPS

Cuman ragweed · Asteraceae
Antennaria rosea Greene Native ANRO2

rosy pussytoes · Asteraceae
Apera interrupta (L.) P. Beauv. Introduced APIN

dense silkybent · Poaceae
Apocynum androsaemifolium L. Native APAN2

spreading dogbane · Apocynaceae
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
Astragalus bisulcatus (Hook.) A. Gray Native ASBI2

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

twogrooved milkvetch · Fabaceae
Astragalus gilviflorus Sheldon Native ASGI5

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

plains milkvetch · Fabaceae
Astragalus missouriensis Nutt. Native ASMI10

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

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

narrowleaf milkvetch · Fabaceae
Atriplex canescens (Pursh) Nutt. Native ATCA2

fourwing saltbush · Chenopodiaceae
Atriplex canescens (Pursh) Nutt. var. canescens Native ATCAC

fourwing saltbush · Chenopodiaceae
Atriplex confertifolia (Torr. & Frém.) S. Watson Native ATCO

shadscale saltbush · Chenopodiaceae
Bassia scoparia (L.) A.J. Scott Introduced BASC5

burningbush · Chenopodiaceae
Besseya wyomingensis (A. Nelson) Rydb. Native BEWY

Wyoming besseya · Scrophulariaceae
Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths Native BOGR2

blue grama · Poaceae
Bromus arvensis L. Introduced BRAR5

field brome · Poaceae
Bromus squarrosus L. Introduced BRSQ2

corn brome · Poaceae
Bromus tectorum L. Introduced BRTE

cheatgrass · Poaceae
Calamagrostis canadensis (Michx.) P. Beauv. Native CACA4

bluejoint · Poaceae
Calochortus nuttallii Torr. & A. Gray Native CANU3

sego lily · Liliaceae
Calylophus serrulatus (Nutt.) P.H. Raven Native CASE12

yellow sundrops · Onagraceae
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
Campanula rotundifolia L. Native CARO2

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

shepherd's purse · Brassicaceae
Cardaria draba (L.) Desv. Introduced CADR

whitetop · Brassicaceae
Carex aurea Nutt. Native CAAU3

golden sedge · Cyperaceae
Carex brevior (Dewey) Mack. Native CABR10

shortbeak sedge · Cyperaceae
Carex duriuscula C.A. Mey. Native CADU6

needleleaf sedge · Cyperaceae
Carex filifolia Nutt. Native CAFI

threadleaf sedge · Cyperaceae
Carex nebrascensis Dewey Native CANE2

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

woolly sedge · Cyperaceae
Centaurea stoebe L. Introduced CEST8

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

spotted knapweed · 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
Chamaesyce glyptosperma (Engelm.) Small Native CHGL13

ribseed sandmat · Euphorbiaceae
Cinna latifolia (Trevis. ex Goepp.) Griseb. Native CILA2

drooping woodreed · Poaceae
Cirsium arvense (L.) Scop. Introduced CIAR4

Canada thistle · Asteraceae
Cirsium flodmanii (Rydb.) Arthur Native CIFL

Flodman's thistle · Asteraceae
Cirsium undulatum (Nutt.) Spreng. Native CIUN

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

wavyleaf thistle · Asteraceae
Clematis ligusticifolia Nutt. Native CLLI2

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

western white clematis · Ranunculaceae
Collomia linearis Nutt. Native COLI2

tiny trumpet · Polemoniaceae
Conringia orientalis (L.) Dumort. Introduced COOR

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

field bindweed · Convolvulaceae
Cornus sericea L. Native COSE16

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

redosier dogwood · Cornaceae
Crataegus chrysocarpa Ashe Native CRCH

fireberry hawthorn · Rosaceae
Cryptantha celosioides (Eastw.) Payson Native CRCE

buttecandle · Boraginaceae
Cryptantha minima Rydb. Native CRMI5

little cryptantha · Boraginaceae
Cuscuta approximata Bab. Introduced CUAP2

alfalfa dodder · Cuscutaceae
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
Descurainia sophia (L.) Webb ex Prantl Introduced DESO2

herb sophia · Brassicaceae
Distichlis spicata (L.) Greene Native DISP

saltgrass · Poaceae
Dodecatheon pulchellum (Raf.) Merr. Native DOPU

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

darkthroat shootingstar · Primulaceae
Echinacea angustifolia DC. Native ECAN2

narrowleaf purple coneflower · Asteraceae
Echinacea angustifolia DC. var. angustifolia Native ECANA

narrowleaf purple coneflower · Asteraceae
Echinochloa crus-galli (L.) P. Beauv. Introduced ECCR

barnyardgrass · Poaceae
Eleocharis macrostachya Britton Native ELMA5

pale spikerush · Cyperaceae
Elymus canadensis L. Native ELCA4

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

squirreltail · Poaceae
Elymus elymoides (Raf.) Swezey ssp. brevifolius (J.G. Sm.) Barkworth Native ELELB2

squirreltail · Poaceae
Elymus elymoides (Raf.) Swezey ssp. elymoides Native ELELE

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

slender wheatgrass · Poaceae
Endolepis dioica (Nutt.) Standl. Native ENDI

Suckley's endolepis · Chenopodiaceae
Eragrostis cilianensis (All.) Vign. ex Janchen Introduced ERCI

stinkgrass · Poaceae
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. glabrata (A. Gray) G.L. Nesom & Baird Native ERNAG

rubber rabbitbrush · Asteraceae
Erigeron pumilus Nutt. Native ERPU2

shaggy fleabane · Asteraceae
Eriogonum flavum Nutt. Native ERFL4

alpine golden buckwheat · Polygonaceae
Eriogonum pauciflorum Pursh Native ERPA9

fewflower buckwheat · Polygonaceae
Eriogonum pauciflorum Pursh var. pauciflorum Native ERPAP6

fewflower buckwheat · Polygonaceae
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
Erysimum inconspicuum (S. Watson) MacMill. Native ERIN7

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

shy wallflower · Brassicaceae
Euphorbia cyparissias L. Introduced EUCY2

cypress spurge · Euphorbiaceae
Euphorbia esula L. Introduced EUES

leafy spurge · Euphorbiaceae
Euphorbia marginata Pursh Native EUMA8

snow on the mountain · Euphorbiaceae
Fraxinus pennsylvanica Marshall Native FRPE

green ash · Oleaceae
Gaillardia aristata Pursh Native GAAR

blanketflower · Asteraceae
Galium boreale L. Native GABO2

northern bedstraw · Rubiaceae
Galium triflorum Michx. Native GATR3

fragrant bedstraw · Rubiaceae
Geum aleppicum Jacq. Native GEAL3

yellow avens · Rosaceae
Geum triflorum Pursh Native GETR

old man's whiskers · Rosaceae
Glycyrrhiza lepidota Pursh Native GLLE3

American licorice · Fabaceae
Gutierrezia sarothrae (Pursh) Britton & Rusby Native GUSA2

broom snakeweed · Asteraceae
Hackelia deflexa (Wahlenb.) Opiz Native HADE

nodding stickseed · Boraginaceae
Hackelia deflexa (Wahlenb.) Opiz var. americana (A. Gray) Fernald & I.M. Johnst. Native HADEA

American stickseed · Boraginaceae
Hedeoma drummondii Benth. Native HEDR

Drummond's false pennyroyal · Lamiaceae
Helianthus annuus L. Native HEAN3

common sunflower · Asteraceae
Helianthus pauciflorus Nutt. Native HEPA19

stiff sunflower · Asteraceae
Helianthus pauciflorus Nutt. ssp. subrhomboideus (Rydb.) O. Spring & E. Schilling Native HEPAS

stiff sunflower · Asteraceae
Helianthus petiolaris Nutt. Native HEPE

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

prairie sunflower · Asteraceae
Hesperostipa comata (Trin. & Rupr.) Barkworth Native HECO26

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

needle and thread · Poaceae
Heterotheca villosa (Pursh) Shinners Native HEVI4

hairy false goldenaster · Asteraceae
Heterotheca villosa (Pursh) Shinners var. minor (Hook.) Semple Native HEVIM3

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

hairy false goldenaster · Asteraceae
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 pusillum Nutt. Native HOPU

little barley · Poaceae
Hymenopappus filifolius Hook. Native HYFI

fineleaf hymenopappus · Asteraceae
Hymenopappus filifolius Hook. var. polycephalus (Osterh.) B.L. Turner Native HYFIP3

manyhead hymenopappus · 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
Iva axillaris Pursh Native IVAX

povertyweed · Asteraceae
Juncus alpinoarticulatus Chaix Native JUAL4

northern green rush · Juncaceae
Juncus alpinoarticulatus Chaix ssp. nodulosus (Wahlenb.) Hämet-Ahti Native JUALN

northern green rush · Juncaceae
Juncus dudleyi Wiegand Native JUDU2

Dudley's rush · Juncaceae
Juniperus horizontalis Moench Native JUHO2

creeping juniper · Cupressaceae
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
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. occidentalis Native LAOCO

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

European stickseed · Boraginaceae
Lepidium densiflorum Schrad. Both LEDE

common pepperweed · Brassicaceae
Lesquerella alpina (Nutt.) S. Watson Native LEAL

alpine bladderpod · Brassicaceae
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 lewisii Pursh Native LILE3

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

prairie flax · Linaceae
Linum rigidum Pursh Native LIRI

stiffstem flax · Linaceae
Linum rigidum Pursh var. rigidum Native LIRIR

stiffstem flax · Linaceae
Lupinus pusillus Pursh Native LUPU

rusty lupine · Fabaceae
Lycium barbarum L. Introduced LYBA4

matrimony vine · Solanaceae
Machaeranthera grindelioides (Nutt.) Shinners Native MAGR2

rayless tansyaster · Asteraceae
Machaeranthera grindelioides (Nutt.) Shinners var. grindelioides Native MAGRG

rayless tansyaster · Asteraceae
Machaeranthera tanacetifolia (Kunth) Nees Native MATA2

tanseyleaf tansyaster · Asteraceae
Malva parviflora L. Introduced MAPA5

cheeseweed mallow · Malvaceae
Malva sylvestris L. Introduced MASY

high mallow · Malvaceae
Medicago sativa L. Introduced MESA

alfalfa · Fabaceae
Medicago sativa L. ssp. falcata (L.) Arcang. Introduced MESAF

yellow alfalfa · Fabaceae
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
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
Nassella viridula (Trin.) Barkworth Native NAVI4

green needlegrass · Poaceae
Oenothera suffrutescens (Ser.) W.L. Wagner & Hoch Native OESU3

scarlet beeblossom · Onagraceae
Opuntia polyacantha Haw. Native OPPO

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

hairspine pricklypear · Cactaceae
Orthocarpus luteus Nutt. Native ORLU2

yellow owl's-clover · Scrophulariaceae
Oxytropis lambertii Pursh Native OXLA3

purple locoweed · Fabaceae
Oxytropis lambertii Pursh var. lambertii Native OXLAL2

purple locoweed · Fabaceae
Oxytropis sericea Nutt. Native OXSE

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

woolly groundsel · Asteraceae
Panicum capillare L. Native PACA6

witchgrass · Poaceae
Parietaria pensylvanica Muhl. ex Willd. Native PAPE5

Pennsylvania pellitory · Urticaceae
Paronychia sessiliflora Nutt. Native PASE

creeping nailwort · Caryophyllaceae
Pascopyrum smithii (Rydb.) Á. Löve Native PASM

western wheatgrass · Poaceae
Pediomelum argophyllum (Pursh) J. Grimes Native PEAR6

silverleaf Indian breadroot · Fabaceae
Pediomelum esculentum (Pursh) Rydb. Native PEES

large Indian breadroot · Fabaceae
Penstemon albidus Nutt. Native PEAL2

white penstemon · Scrophulariaceae
Phlox alyssifolia Greene Native PHAL3

alyssumleaf phlox · Polemoniaceae
Plantago major L. Introduced PLMA2

common plantain · Plantaginaceae
Plantago patagonica Jacq. Native PLPA2

woolly plantain · Plantaginaceae
Plantago rugelii Decne. Native PLRU

blackseed plantain · Plantaginaceae
Plantago rugelii Decne. var. rugelii Native PLRUR

blackseed plantain · Plantaginaceae
Poa palustris L. Native POPA2

fowl bluegrass · Poaceae
Poa pratensis L. Both POPR

Kentucky bluegrass · Poaceae
Polygala alba Nutt. Native POAL4

white milkwort · Polygalaceae
Polygonum aviculare L. Introduced POAV

prostrate knotweed · Polygonaceae
Polygonum convolvulus L. Introduced POCO10

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

black bindweed · Polygonaceae
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 arguta Pursh Native POAR7

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

slender cinquefoil · Rosaceae
Potentilla paradoxa Nutt. Native POPA15

Paradox cinquefoil · Rosaceae
Prunus virginiana L. Native PRVI

chokecherry · Rosaceae
Prunus virginiana L. var. melanocarpa (A. Nelson) Sarg. Native PRVIM

black chokecherry · Rosaceae
Pseudoroegneria spicata (Pursh) Á. Löve Native PSSP6

bluebunch wheatgrass · Poaceae
Pseudoroegneria spicata (Pursh) Á. Löve ssp. spicata Native PSSPS

bluebunch wheatgrass · Poaceae
Pteryxia terebinthina (Hook.) J.M. Coult. & Rose Native PTTE

turpentine wavewing · Apiaceae
Pteryxia terebinthina (Hook.) J.M. Coult. & Rose var. foeniculacea (Nutt. ex Torr. & A. Gray) Mathias Native PTTEF

turpentine wavewing · Apiaceae
Ranunculus cymbalaria Pursh Native RACY

alkali buttercup · Ranunculaceae
Ratibida columnifera (Nutt.) Wooton & Standl. Native RACO3

upright prairie coneflower · Asteraceae
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 aureum Pursh Native RIAU

golden currant · Grossulariaceae
Ribes aureum Pursh var. villosum DC. Native RIAUV

golden 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 palustris (L.) Besser Native ROPA2

bog yellowcress · Brassicaceae
Rorippa palustris (L.) Besser ssp. fernaldiana (Butters & Abbe) Jonsell Native ROPAF2

Fernald's yellowcress · Brassicaceae
Rorippa sinuata (Nutt.) Hitchc. Native ROSI2

spreading 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 arkansana Porter Native ROAR3

prairie rose · Rosaceae
Rosa arkansana Porter var. suffulta (Greene) Cockerell Native ROARS

prairie rose · Rosaceae
Rosa woodsii Lindl. Native ROWO

Woods' rose · Rosaceae
Rumex maritimus L. Native RUMA4

golden dock · Polygonaceae
Rumex stenophyllus Ledeb. Introduced RUST4

narrowleaf dock · Polygonaceae
Sagittaria cuneata Sheldon Native SACU

arumleaf arrowhead · Alismataceae
Salix bebbiana Sarg. Native SABE2

Bebb willow · Salicaceae
Salix interior Rowlee Native SAIN3

sandbar willow · Salicaceae
Salsola tragus L. Introduced SATR12

prickly Russian thistle · Chenopodiaceae
Schedonnardus paniculatus (Nutt.) Trel. Native SCPA

tumblegrass · Poaceae
Schedonorus arundinaceus (Schreb.) Dumort., nom. cons. Introduced SCAR7

tall fescue · Poaceae
Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller Native SCAM6

chairmaker's bulrush · Cyperaceae
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
Sisymbrium altissimum L. Introduced SIAL2

tall tumblemustard · Brassicaceae
Sisymbrium loeselii L. Introduced SILO3

small tumbleweed mustard · Brassicaceae
Solanum rostratum Dunal Native SORO

buffalobur nightshade · Solanaceae
Solanum triflorum Nutt. Native SOTR

cutleaf nightshade · Solanaceae
Solidago missouriensis Nutt. Native SOMI2

Missouri goldenrod · Asteraceae
Solidago missouriensis Nutt. var. missouriensis Native SOMIM

Missouri goldenrod · Asteraceae
Sonchus arvensis L. Introduced SOAR2

field sowthistle · Asteraceae
Sonchus asper (L.) Hill Introduced SOAS

spiny sowthistle · Asteraceae
Spartina gracilis Trin. Native SPGR

alkali cordgrass · Poaceae
Sphaeralcea coccinea (Nutt.) Rydb. Native SPCO

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

scarlet globemallow · Malvaceae
Sporobolus airoides (Torr.) Torr. Native SPAI

alkali sacaton · Poaceae
Sporobolus cryptandrus (Torr.) A. Gray Native SPCR

sand dropseed · Poaceae
Stellaria media (L.) Vill. Introduced STME2

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

common chickweed · Caryophyllaceae
Stenotus armerioides Nutt. Native STAR10

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

thrift mock goldenweed · Asteraceae
Suaeda moquinii (Torr.) Greene Native SUMO

Mojave seablite · Chenopodiaceae
Symphoricarpos occidentalis Hook. Native SYOC

western snowberry · Caprifoliaceae
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
Tetraneuris acaulis (Pursh) Greene Native TEAC

stemless four-nerve daisy · Asteraceae
Tetraneuris acaulis (Pursh) Greene var. acaulis Native TEACA2

stemless four-nerve daisy · 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
Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

western poison ivy · Anacardiaceae
Tragopogon dubius Scop. Introduced TRDU

yellow salsify · Asteraceae
Trifolium repens L. Introduced TRRE3

white clover · Fabaceae
Ulmus americana L. Native ULAM

American elm · Ulmaceae
Urtica dioica L. Both URDI

stinging nettle · Urticaceae
Urtica dioica L. ssp. gracilis (Aiton) Seland. Native URDIG

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

cow soapwort · Caryophyllaceae
Verbena bracteata Cav. ex Lag. & Rodr. Native VEBR

bigbract verbena · Verbenaceae
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
Vulpia octoflora (Walter) Rydb. Native VUOC

sixweeks fescue · Poaceae
Vulpia octoflora (Walter) Rydb. var. octoflora Native VUOCO

sixweeks fescue · Poaceae
Xanthium strumarium L. Native XAST

rough cocklebur · Asteraceae
Xanthium strumarium L. var. canadense (Mill.) Torr. & A. Gray Native XASTC

Canada cocklebur · Asteraceae
Yucca glauca Nutt. Native YUGL

soapweed yucca · Agavaceae
Yucca glauca Nutt. var. glauca Native YUGLG2

soapweed yucca · Agavaceae