Nez Perce National Historical Park

Rank: 147

Park Description

Established in 1965 to tell the story of the Nez Perce (Nimiipuu) people. Spread out over four states, following the route of the 1877 conflict this park offers something for everyone. The history and culture of the Nez Perce surrounds the park. Discover how the Nimiipu adapted and today thrive continuing to make the land their own. Different events will be held throughout the year in celebration.

Park Address

Nez Perce NHP 39063 US Hwy 95

Spalding, ID, 83540

Nez Perce National Historical Park Activites







Species in Nez Perce National Historical Park by Category

Here you can look up all the species found in Nez Perce National Historical Park. Start by picking a category. From there you can see how many species have either the common name beggining with each letter or scientific name. It's a good place to start if you're looking for what kind of species are invasive to the park, or perhaps how common or rare a species is for that area.

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
American Beaver, Beaver, Canadian Beaver Castor canadensis Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
bighorn sheep, Bighorn Sheep Ovis canadensis Present Native Unknown
bobcat Lynx rufus Present Native Rare
badger Taxidea taxus Present Native Uncommon
big brown bat Eptesicus fuscus Present Native Unknown
Boreal Redback Vole, Red-backed Mouse, Red-backed Vole, Southern Red-backed Vole, White-Mountain Red-backed Mouse Clethrionomys gapperi Present Native Abundant
bushy-tailed woodrat Neotoma cinerea Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
coyote Canis latrans Present Native Abundant
common otter, North American River Otter, northern river otter, river otter Lontra canadensis Present Native Uncommon
California Myotis Myotis californicus Probably Present Native - -
Coronation Island vole, long-tailed vole Microtus longicaudus Present Native Common
Common Muskrat, Muskrat, Musquash, Water Rat Ondatra zibethicus Present Native Common
Columbian Ground Squirrel Spermophilus columbianus Probably Present Native - -
Chickaree, Red Squirrel Tamiasciurus hudsonicus Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Domestic Cow Bos taurus Present Non-native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
elk, Red Deer (see comments), wapiti, wapiti or elk Cervus elaphus Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
fringed myotis Myotis thysanodes Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
hoary bat Lasiurus cinereus Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
long-tailed weasel Mustela frenata Present Native Uncommon
long-eared myotis Myotis evotis Probably Present Native - -
little brown bat Myotis lucifugus Present Native Unknown
Long-legged Myotis Myotis volans Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
mule deer Odocoileus hemionus Present Native Common
mink Mustela vison Present Native Common
Mountain Cottontail, Nuttall's cottontail Sylvilagus nuttallii Present Native Common
montane vole Microtus montanus Present Native Unknown
meadow vole Microtus pennsylvanicus Present Native Common
Masked Shrew Sorex cinereus Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Northern Pocket Gopher Thomomys talpoides Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
pronghorn, Pronghorn Antilocapra americana Present Native Abundant
pallid bat Antrozous pallidus Probably Present Native - -
prairie deer mouse Peromyscus maniculatus Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
red fox Vulpes vulpes Present Native Uncommon
raccoon Procyon lotor Present Native Abundant
Richardson's ground squirrel Spermophilus richardsonii Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
striped skunk Mephitis mephitis Present Native Common
Spotted Bat Euderma maculatum Probably Present Native - -
silver-haired bat Lasionycteris noctivagans Present Native Unknown
Snowshoe Hare, Varying Hare Lepus americanus Probably Present Native - -
sagebrush vole Lemmiscus curtatus Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Townsend's Big-eared Bat Corynorhinus townsendii Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
vagrant shrew Sorex vagrans Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
white-tailed deer Odocoileus virginianus Present Native Abundant
western small-footed bat Myotis ciliolabrum Present Native Unknown
Western Pipistrelle Pipistrellus hesperus Present Native Unknown
white-tailed jack rabbit, White-tailed Jackrabbit Lepus townsendii Present Native Common
western harvest mouse Reithrodontomys megalotis Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Yuma Myotis Myotis yumanensis Present Native Unknown
yellow-bellied marmot Marmota flaviventris Present Native Uncommon
yellow-pine chipmunk Tamias amoenus Probably Present Native - -

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
American Golden Eagle, Golden Eagle Aquila chrysaetos Present Native Common
American Rough-legged Hawk, Rough-legged Hawk Buteo lagopus Present Native Uncommon
American Pintail, Northern Pintail, Pintail Anas acuta Present Native Uncommon
American Wigeon, Baldpate Anas americana Present Native Common
American Golden-eye, Common Goldeneye Bucephala clangula Present Native Common
American Merganser, Common Merganser Mergus merganser Present Native Common
american kestrel Falco sparverius Present Native Abundant
American Coot, Northern American Coot Fulica americana Present Native Abundant
American dipper Cinclus mexicanus Present Native Rare
american crow Corvus brachyrhynchos Present Native Abundant
american goldfinch Carduelis tristis Present Native Abundant
American Pipit, American Water Pipit, Water Pipit Anthus rubescens Present Native Unknown
american robin Turdus migratorius Present Native Abundant
Arkansas Kingbird, Western Kingbird Tyrannus verticalis Present Native Common
American White Pelican, White Pelican Pelecanus erythrorhynchos Present Native Uncommon
American Three-toed Woodpecker, Northern Three-toed Woodpecker, Three-toed Woodpecker Picoides tridactylus Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Bald Eagle, Northern Bald Eagle Haliaeetus leucocephalus Present Native Uncommon
Blue-winged Teal Anas discors Present Native Common
Bufflehead, Buffle-head Bucephala albeola Present Native Common
Barrow's Goldeneye Bucephala islandica Present Native Rare
Blue Goose, Snow Goose Chen caerulescens Present Native Uncommon
Belted Kingfisher, Eastern Belted Kingfisher Ceryle alcyon Present Native Common
Black-headed Grosbeak Pheucticus melanocephalus Present Native Common
Brown Creeper Certhia americana Present Native Common
Black-billed Magpie Pica hudsonia Present Native Unknown
Black-billed Magpie Pica pica Present Native Abundant
Baird's Sparrow Ammodramus bairdii Present Native Rare
barn swallow Hirundo rustica Present Native Common
Bank Swallow, Common Bank Swallow Riparia riparia Present Native Common
Bobolink Dolichonyx oryzivorus Present Native Unknown
Brewer's Blackbird Euphagus cyanocephalus Present Native Abundant
Bullock's Oriole Icterus bullockii Present Native Common
baltimore oriole Icterus galbula Present Native Common
brown-headed cowbird Molothrus ater Present Native Abundant
Black-capped Chickadee Parus atricapillus Present Native Common
Black-capped Chickadee Poecile atricapillus Present Native Common
Bewick's Wren, Eastern Bewick's Wren Thryomanes bewickii Present Native Common
Barn Owl, North American Barn Owl Tyto alba Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
cooper's hawk Accipiter cooperii Present Native Uncommon
Cinnamon Teal Anas cyanoptera Present Native Common
Common Mallard, Mallard Anas platyrhynchos Present Native Abundant
Canada Goose, Eastern Canada Goose Branta canadensis Present Native Abundant
Calliope Hummingbird Stellula calliope Present Native Uncommon
common nighthawk Chordeiles minor Present Native Common
California Gull Larus californicus Present Native Common
Common Snipe, Wilson's Common Snipe, Wilson's Snipe Gallinago gallinago Present Native Common
California Quail Callipepla californica Present Non-native Abundant
Chukar Alectoris chukar Present Non-native Common
Common Partridge, European Gray Partridge, European Partridge, Gray Partridge Perdix perdix Present Native Abundant
cedar waxwing Bombycilla cedrorum Present Native Abundant
Common Raven, Northern Raven, Raven Corvus corax Present Native Common
Clark's Nutcracker Nucifraga columbiana Present Native Uncommon
Canada Gray Jay, Canada Jay, Gray Jay Perisoreus canadensis Present Native Uncommon
Clay-colored Sparrow Spizella pallida Present Native Abundant
chipping sparrow Spizella passerina Present Native Abundant
Cassin's Finch Carpodacus cassinii Present Native Rare
Cliff swallow Hirundo pyrrhonota Present Native Abundant
Cliff Swallow, Eastern Cliff Swallow, Eave Swallow, Northern Cliff Swallow Petrochelidon pyrrhonota Present Native - -
common grackle Quiscalus quiscula Present Native Common
Chestnut-backed Chickadee Parus rufescens Present Native Uncommon
common yellowthroat Geothlypis trichas Present Native Abundant
Canyon Wren Catherpes mexicanus Present Native Abundant
Cordilleran Flycatcher Empidonax occidentalis Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
dark-eyed junco Junco hyemalis Present Native Abundant
Dusky Flycatcher Empidonax oberholseri Present Native Uncommon
downy woodpecker Picoides pubescens Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Eastern Willet, Willet Catoptrophorus semipalmatus Present Native Uncommon
Eastern Solitary Sandpiper, Solitary Sandpiper Tringa solitaria Present Native Unknown
Eastern Pigeon Hawk, Merlin, Pigeon Hawk Falco columbarius Present Native Unknown
Eastern Lark Sparrow, Lark Sparrow Chondestes grammacus Present Native Common
Eastern Savannah Sparrow, Savannah Sparrow Passerculus sandwichensis Present Native Common
Eastern Vesper Sparrow, Vesper Sparrow Pooecetes gramineus Present Native Common
evening grosbeak Coccothraustes vespertinus Present Native Uncommon
european starling Sturnus vulgaris Present Non-native Abundant
eastern kingbird Tyrannus tyrannus Present Native Abundant
Eared Grebe Podiceps nigricollis Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Ferruginous Hawk Buteo regalis Present Native Uncommon
Franklin's Gull Larus pipixcan Present Native Uncommon
Fox Sparrow Passerella iliaca Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Green-winged Teal Anas crecca Present Native Common
Gadwall Anas strepera Present Native Uncommon
Greater Yellowlegs, Greater Yellow-legs Tringa melanoleuca Present Native Unknown
grasshopper sparrow Ammodramus savannarum Present Native Rare
Gray-crowned rosy-finch Leucosticte tephrocotis Present Native Rare
gray catbird Dumetella carolinensis Present Native Common
golden-crowned kinglet Regulus satrapa Present Native Abundant
Great Blue Heron, Northern Great Blue Heron Ardea herodias Present Native Common
great horned owl Bubo virginianus Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Hooded Merganser Lophodytes cucullatus Present Native Uncommon
horned lark Eremophila alpestris Present Native Rare
house finch Carpodacus mexicanus Present Native Common
house wren Troglodytes aedon Present Native Common
Hammond's Flycatcher Empidonax hammondii Present Native Common
hairy woodpecker Picoides villosus Present Native Uncommon
Horned Grebe Podiceps auritus Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Killdeer, Northern Killdeer Charadrius vociferus Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Long-billed Dowitcher Limnodromus scolopaceus Present Native Unknown
Long-billed Curlew, Southern Long-billed Curlew Numenius americanus Present Native Uncommon
Lazuli Bunting Passerina amoena Present Native Abundant
Lincoln's Sparrow, Northern Lincoln's Sparrow Melospiza lincolnii Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
mourning dove Zenaida macroura Present Native Abundant
Mountain Chickadee Parus gambeli Present Native Abundant
MacGillivray's Warbler Oporornis tolmiei Present Native Common
Mountain Bluebird Sialia currucoides Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
northern harrier Circus cyaneus Present Native Abundant
Northern shoveler, Shoveller Anas clypeata Present Native Uncommon
Northern Ruddy Duck, Ruddy Duck Oxyura jamaicensis Present Native Common
Northern Virginia Rail, Virginia Rail Rallus limicola Present Native Rare
northern rough-winged swallow Stelgidopteryx serripennis Present Native Common
nashville warbler Vermivora ruficapilla Present Native Rare
northern flicker Colaptes auratus Present Native Abundant
Northern Short-eared Owl, Short-eared Owl Asio flammeus Present Native Uncommon
Northern Pygmy-Owl Glaucidium gnoma Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
osprey Pandion haliaetus Present Native Common
Olive-sided Flycatcher Contopus borealis Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Prairie Falcon Falco mexicanus Present Native Uncommon
Pheasant, Ring-necked Pheasant Phasianus colchicus Present Non-native Abundant
Pine siskin Carduelis pinus Present Native Abundant
Pileated Woodpecker Dryocopus pileatus Present Native Uncommon
Pied-billed Grebe Podilymbus podiceps Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
red-tailed hawk Buteo jamaicensis Present Native Common
Redhead Aythya americana Present Native Uncommon
Ring-necked Duck Aythya collaris Present Native Common
Rufous Hummingbird Selasphorus rufus Present Native Uncommon
Ring-billed Gull Larus delawarensis Present Native Common
rock dove Columba livia Present Non-native Abundant
Red Crossbill Loxia curvirostra Present Native Abundant
red-winged blackbird Agelaius phoeniceus Present Native Abundant
ruby-crowned kinglet Regulus calendula Present Native Rare
red-breasted nuthatch Sitta canadensis Present Native Common
Rock Wren Salpinctes obsoletus Present Native Common
red-eyed vireo Vireo olivaceus Present Native Common
Red-naped Sapsucker Sphyrapicus nuchalis Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
sharp-shinned hawk Accipiter striatus Present Native Common
Swainson's Hawk Buteo swainsoni Present Native Common
Spotted Sandpiper Actitis macularia Present Native Common
Spotted Sandpiper Actitis macularius Present Native Unknown
Spruce Grouse Dendragapus canadensis Present Native Uncommon
Sandhill Crane Grus canadensis Present Native Uncommon
Sora Rail, Sora Porzana carolina Present Native Common
Steller's Jay Cyanocitta stelleri Present Native Uncommon
song sparrow Melospiza melodia Present Native Abundant
Spotted Towhee Pipilo maculatus Present Native Abundant
Sprague's Pipit Anthus spragueii Present Native Abundant
swainson's thrush Catharus ustulatus Present Native Common
Say's Phoebe Sayornis saya Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
turkey vulture Cathartes aura Present Native Uncommon
Tree Swallow Tachycineta bicolor Present Native Common
Townsend's Warbler Dendroica townsendi Present Native Rare
Townsend's Solitaire Myadestes townsendi Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Vaux's Swift Chaetura vauxi Present Native Uncommon
Violet-green Swallow Tachycineta thalassina Present Native Abundant
Varied Thrush Ixoreus naevius Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Wood Duck Aix sponsa Present Native Uncommon
Wilson's Snipe Gallinago delicata Present Native Unknown
Wilson's Phalarope Phalaropus tricolor Present Native Uncommon
Wild Turkey Meleagris gallopavo Present Non-native Common
white-crowned sparrow Zonotrichia leucophrys Present Native Common
Western Meadowlark Sturnella neglecta Present Native Abundant
wilson's warbler Wilsonia pusilla Present Native Rare
Western Tanager Piranga ludoviciana Present Native Abundant
winter wren Troglodytes troglodytes Present Native Abundant
Western Bluebird Sialia mexicana Present Native Rare
western wood-pewee Contopus sordidulus Present Native Abundant
willow flycatcher Empidonax traillii Present Native Common
warbling vireo Vireo gilvus Present Native Common
Western Screech-Owl Megascops kennicottii Present Native Unknown
Western Screech-Owl Otus kennicottii Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Yellow-headed Blackbird Xanthocephalus xanthocephalus Present Native Abundant
yellow-rumped warbler Dendroica coronata Present Native Abundant
yellow warbler Dendroica petechia Present Native Abundant
yellow-breasted chat Icteria virens Present Native Common

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
black racer Coluber constrictor Present Native Common
Bullsnake, Gopher Snake Pituophis catenifer Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
eastern garter snake Thamnophis sirtalis Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
plains garter snake Thamnophis radix Present Native Uncommon
Prairie Rattlesnake, Western Rattlesnake Crotalus viridis Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
ringneck snake Diadophis punctatus Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Western Terrestrial Garter Snake Thamnophis elegans Present Native Abundant
Western Fence Lizard Sceloporus occidentalis Present Native Abundant
western rattlesnake Crotalus oreganus Present Native Unknown

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
boreal (western) toad Bufo boreas Present Native Uncommon
Boreal Chorus Frog Pseudacris maculata Present Native Unknown
bullfrog Rana catesbeiana Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Columbia Spotted Frog Rana luteiventris Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
eastern tiger salamander Ambystoma tigrinum Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Long-toed Salamander Ambystoma macrodactylum Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Northern Pacific Treefrog, Pacific Chorus Frog, Pacific Treefrog Pseudacris regilla Present Native Common

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Bull Trout Salvelinus confluentus Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Coho salmon Oncorhynchus kisutch Present Native Unknown
Chinook salmon, King salmon Oncorhynchus tshawytscha Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
freshwater sculpins, Miller's thumbs Cottus - - - - - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Kamloops Trout, Rainbow Trout, Steelhead Trout, Steel-head Trout Oncorhynchus mykiss Present Native Unknown

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
American waterplantain, European water plantain Alisma plantago-aquatica Present Unknown Unknown
arrowhead Sagittaria - - - - - -
Arrow-leaf balsamroot Balsamorhiza sagittata Present Native Occasional
Alyssum Alyssum alyssoides Present Non-native Unknown
American yellowrocket, erectpod wintercress, wintercress Barbarea orthoceras Present Native Unknown
American bistort Polygonum bistortoides Present Native Unknown
American licorice, licorice, wild licorice Glycyrrhiza lepidota Present Native Unknown
American bird's-foot trefoil, American bird's-foot-trefoil, prairie trefoil, Spanish clover Lotus unifoliolatus var. unifoliolatus Present Native Unknown
Alfalfa, Lucerne Medicago sativa Present Non-native Uncommon
American deervetch, American purple vetch, American vetch Vicia americana Present Native Unknown
alfilaria Erodium cicutarium Present Non-native Common
alkali plantain, redwood plantain, redwool plantain, red-woolly plantain, saline plantain Plantago eriopoda Present Native Occasional
Autumn willow-herb Epilobium brachycarpum Present Non-native Occasional
American Great Bulrush Schoenoplectus tabernaemontani Present Native Unknown
- - Agropyron cristatum Present Non-native Common
- - Aristida longiseta Present Native Unknown
awnless brome, smooth brome Bromus inermis Present Non-native Common
annual hairgrass Deschampsia danthonioides Present Native Unknown
A BARNYARD GRASS Echinochloa crusgalli Present Non-native Occasional
Altai fescue, rough fescue Festuca altaica Present Native Common
annual bluegrass Poa annua Present Native Unknown
anemone Anemone - - - - - -
albaricoque, apricot, damasco, Siberian apricot Prunus armeniaca Present Non-native Unknown
Antelope bitterbrush Purshia tridentata Present Native Unknown
Arkansas rose, prairie rose, prairie wildrose, wild rose Rosa arkansana Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
bur chervil, burr chervil Anthriscus caucalis Present Non-native Common
bigseed biscuitroot, bigseed lomatium, largefruit biscuitroot, large-fruit desert-parsley, long mamma Lomatium macrocarpum Present Native Uncommon
beargrass, Great Plains yucca, small soapweed, soapweed yucca, Spanish bayonet, yucca Yucca glauca Present Native Uncommon
Batchelor's Buttons Centaurea cyanus Present Non-native Occasional
bull thistle Cirsium vulgare Present Non-native Occasional
broom snakeweed, broomweed, perennial snakeweed, stinkweed, turpentine weed, yellow top Gutierrezia sarothrae Present Native Unknown
blowball, common dandelion, dandelion, faceclock Taraxacum officinale Present Non-native Common
bristly fiddleneck, CHECKER FIDDLENECK Amsinckia tessellata Present Native Unknown
BABY BLUE-EYES Nemophila breviflora Present Native Unknown
burningbush, common kochia, fireweed, Mexican burningbush, Mexican fireweed, Mexican-fireweed, mock cypress, summercypress Kochia scoparia Present Non-native Common
ballhead sandwort Arenaria congesta Present Native Unknown
black bindweed Polygonum convolvulus Present Native Unknown
blue elder, blue elderberry, blueberry elder, Mexican elder Sambucus cerulea Present Native Uncommon
blue elder, blue elderberry, elderberry Sambucus nigra ssp. cerulea Present Native Unknown
Beautybush Kolkwitzia amabilis Present Non-native Uncommon
Black Medick Medicago lupulina Present Non-native Common
Bristly Locust Robinia hispida Present Non-native Occasional
black locust Robinia pseudoacacia Present Non-native Common
Blue-eyed Mary Collinsia parviflora Present Native Unknown
Butter-and-eggs Linaria vulgaris Present Native Unknown
blue water speedwell, water speedwell Veronica anagallis-aquatica Present Native Occasional
bigbract verbena, bracted vervain, carpet vervain, prostrate verbena, prostrate vervain Verbena bracteata Present Non-native Uncommon
blue flax Linum perenne Present Native Occasional
black cottonwood, black poplar, Lombardy's poplar Populus nigra Present Native Unknown
Black Cottonwood Populus trichocarpa Present Native Common
black pine Pinus nigra Present Native Unknown
blackjack pine, bull pine, ponderosa pine, rock pine, western yellow pine Pinus ponderosa Present Native Occasional
Bolander's spikerush Eleocharis bolanderi Present Native Unknown
Beak rush Juncus - - - - - -
BLUEBUNCH WHEATGRASS Agropyron spicatum Present Native Common
blue grama Bouteloua gracilis Present Native Occasional
barren brome Bromus sterilis Present Non-native Common
Bromegrass Bromus tectorum Present Non-native Unknown
buffalograss Buchloe dactyloides Present Native Unknown
bristly dogstail grass Cynosurus echinatus Present Native Unknown
bearded wheatgrass, bearded wild rye Elymus caninus Present Native Occasional
Bluebunch fescue [Idaho fescue] Festuca idahoensis Present Native Common
Bulbous bluegrass Poa bulbosa Present Non-native Common
big bluegrass, Sandberg bluegrass, Sandberg's bluegrass Poa secunda Present Native Occasional
bluebunch wheatgrass Pseudoroegneria spicata Present Native Uncommon
broadleaf cattail Typha latifolia Present Native Occasional
bleeding heart Dicentra eximia Present Non-native Uncommon
blister buttercup Ranunculus sceleratus Present Native Unknown
black hawthorn, river hawthorn Crataegus douglasii Present Native Unknown
black raspberry, blackcap, Raspberry, Western Raspberry Rubus leucodermis Present Native Unknown
boxelder Acer negundo Present Native Common
bullhead, caltrop, goathead, Mexican sandbur, puncture vine, Texas sandbur Tribulus terrestris Present Non-native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
common duckweed, least duckweed, lesser duckweed Lemna minor Present Native Unknown
Cow Parsnip Heracleum maximum Present Native Occasional
cous biscuitroot, Cous' biscuitroot, cous-root desert-parsley Lomatium cous Present Native Unknown
chocolate-tips, desert parsley, fernleaf biscuitroot Lomatium dissectum Present Native Unknown
common camas, small camas Camassia quamash Present Native Abundant
common yarrow Achillea millefolium Present Native Occasional
Common Burdock Arctium minus Present Non-native Unknown
cudweed sagewort, gray sagewort, Louisiana sagewort, Louisiana wormwood, mugwort wormwood, prairie sage, white sagebrush Artemisia ludoviciana Present Native Occasional
Chicory Cichorium intybus Present Non-native Common
Canada Thistle Cirsium arvense Present Non-native Common
Canadian horseweed Conyza canadensis Present Native Unknown
cudweed, lowland cudweed, marsh everlasting, western marsh cudweed Gnaphalium palustre Present Native Unknown
curlycup gumweed, curlytop gumweed, gumweed, rosinweed, tarweed Grindelia squarrosa Present Native Uncommon
cutleaf ironplant, ironplant, lacy tansyaster Haplopappus spinulosus Present Native Unknown
Common Sunflower Helianthus annuus Present Native Occasional
China lettuce, prickly lettuce, wild lettuce Lactuca serriola Present Non-native Common
CLUSTER TARWEED Madia glomerata Present Native Unknown
Canada Goldenrod Solidago canadensis Present Native Unknown
common salsify, goat's beard, goatsbeard, meadow goat's-beard, salsifis majeur, salsify, western goat's beard, western salsify, wild oysterplant, yellow goat's beard, yellow salsify Tragopogon dubius Present Non-native Common
cocklebur Xanthium strumarium Present Native Unknown
corn gromwell Buglossoides arvensis Present Native Unknown
Capitate waterleaf Hydrophyllum capitatum Present Native Unknown
Columbian puccoon Lithospermum ruderale Present Native Occasional
changing forget-me-not, yellowandblue forget-me-not Myosotis discolor Present Non-native Unknown
Clasping pepperwort Lepidium perfoliatum Present Native Unknown
Common Saltwort Salsola kali Present Non-native Uncommon
- - Coryphantha vivipara Present Native Unknown
Chickweed Stellaria calycantha Present Native Unknown
common chickweed Stellaria media Present Non-native Common
curltop ladysthumb, curlytop knotweed, curlytop smartweed, dock-leaf smartweed, nodding smartweed, pale smartweed Polygonum lapathifolium Present Native Unknown
common sheep sorrel Rumex acetosella Present Non-native Occasional
Curly dock Rumex crispus Present Non-native Uncommon
common juniper, dwarf juniper Juniperus communis Present Native Unknown
Canada milkvetch, Canadian milkvetch, Canadian milk-vetch Astragalus canadensis Present Native Occasional
COMMON VETCH Vicia angustifolia Present Non-native Occasional
Catnip Nepeta cataria Present Non-native Uncommon
common selfheal Prunella vulgaris Present Native Unknown
Common Privet Ligustrum vulgare Present Non-native Occasional
Common Lilac Syringa vulgaris Present Non-native Occasional
clustered broomrape, clustered broom-rape, purple broomrape, tufted broomrape Orobanche fasciculata Present Native Unknown
common monkeyflower, seep monkeyflower Mimulus guttatus Present Native Occasional
Common Plantain Plantago major Present Non-native Occasional
Common Mullein Verbascum thapsus Present Non-native Occasional
Common St. Johnswort Hypericum perforatum Present Non-native Occasional
Common Flax Linum usitatissimum Present Non-native Unknown
coyote willow, desert willow, narrowleaf willow, sandbar willow Salix exigua Present Native Unknown
Common Mallow, Cheeses Malva neglecta Present Non-native Common
copper mallow, orange globemallow, red falsemallow, scarlet globemallow Sphaeralcea coccinea Present Native Occasional
coast willowweed, fringed willowherb Epilobium ciliatum ssp. ciliatum Present Native Unknown
common evening primrose Oenothera biennis Present Native Occasional
Colorado blue spruce Picea pungens Present Non-native Uncommon
chamisso sedge, thickhead sedge Carex pachystachya Present Native Unknown
common fox sedge Carex vulpinoidea Present Native Unknown
Creeping Spike-rush Eleocharis palustris Present Native Unknown
common rush Juncus effusus Present Native Unknown
California wild oat grass Danthonia californica Present Native Unknown
Common Darnel, Perennial Ryegrass Lolium perenne Present Non-native Occasional
Canada bluegrass Poa compressa Present Native Unknown
Cusick's bluegrass Poa cusickii Present Native Unknown
Columbian virgin's-bower Clematis columbiana Present Native Unknown
corn buttercup Ranunculus arvensis Present Native Unknown
common hackberry Celtis occidentalis Present Non-native Uncommon
Common Hop Humulus lupulus Present Non-native Occasional
Cascara buckthorn, Pursh's buckthorn Frangula purshiana Present Native Uncommon
creambush, creambush oceanspray, hillside oceanspray, oceanspray Holodiscus discolor Present Native Uncommon
Choke Cherry Prunus virginiana Present Native Occasional
Chinese elm Ulmus pumila Present Non-native Uncommon
creeping jenny, European bindweed, field bindweed, perennial morningglory, smallflowered morningglory Convolvulus arvensis Present Non-native Common
cutleaf nightshade, cut-leaf nightshade Solanum triflorum Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Douglas rabbitbrush, Douglas' rabbitbrush, green rabbitbrush, yellow rabbitbrush Chrysothamnus viscidiflorus Present Native Occasional
Devil's Paintbrush, Orange Hawkweed Hieracium aurantiacum Present Non-native Uncommon
dotted blazing star, dotted gayfeather Liatris punctata Present Native Occasional
Deptford pink Dianthus armeria Present Non-native Occasional
Doorweed, Common Knotgrass Polygonum aviculare Present Non-native Occasional
DOUGLAS' KNOTWEED Polygonum douglasii Present Native Unknown
dotted smartweed Polygonum punctatum Present Native Occasional
Drummond's milkvetch Astragalus drummondii Present Native Unknown
Dalmation toadflax Linaria dalmatica Present Non-native Common
death camas, meadow deathcamas Zigadenus venenosus Present Native Unknown
Douglas spruce, Douglas-fir, Oregon pine, red fir Pseudotsuga menziesii Present Native Unknown
Desert wheatgrass Agropyron desertorum Present Non-native Unknown
dense silkybent, dense silky-bent, silky bentgrass Apera interrupta Present Non-native Unknown
Dog rose Rosa canina Present Native Unknown
desert gooseberry Ribes velutinum Present Native Unknown
dodder Cuscuta - - - - - -
Deadly Nightshade Solanum dulcamara Present Non-native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
English ivy Hedera helix Present Non-native Common
Elk Thistle Cirsium scariosum Present Native Occasional
Engelmann's daisy Erigeron engelmannii Present Native Occasional
eastern redcedar Juniperus virginiana Present Non-native Occasional
European white birch Betula pendula Present Non-native Unknown
EXPLORER'S GENTIAN Gentiana calycosa Present Native Unknown
eastern beebalm, wildbergamot beebalm Monarda bradburiana Present Native Occasional
eastern cottonwood Populus deltoides Present Native Unknown
Engelmann spruce Picea engelmannii Present Native Unknown
eulalia Miscanthus sinensis Present Non-native Occasional
evergreen blackberry Rubus laciniatus Present Non-native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
fringed sagebrush, fringed sagewort, prairie sagewort Artemisia frigida Present Native Occasional
field cottonrose Logfia arvensis Present Non-native Unknown
fiddleneck Amsinckia menziesii var. menziesii Present Native Unknown
False Flax Camelina microcarpa Present Non-native Unknown
Field Pennycress Thlaspi arvense Present Non-native Occasional
Field Chickweed Cerastium arvense Present Native Occasional
Fuller's teasel Dipsacus fullonum Present Native Abundant
field horsetail Equisetum arvense Present Native Uncommon
field clover Trifolium campestre Present Non-native Unknown
foothill deathcamas, sand-corn Zigadenus paniculatus Present Native Unknown
field pansy Viola arvensis Present Native Unknown
field rush Juncus tenuis Present Native Common
field woodrush Luzula campestris Present Unknown Unknown
Fly-away Grass Agrostis scabra Probably Present Native - -
Fringed Brome Bromus ciliatus Present Native Unknown
foxtail fescue Vulpia myuros Present Native Unknown
Fringecup woodlandstar Lithophragma glabrum Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Great Ragweed Ambrosia trifida Present Non-native Occasional
gray rabbitbrush Chrysothamnus nauseosus Present Native Uncommon
gray thistle, wavyleaf thistle, wavy-leaf thistle Cirsium undulatum Present Native Unknown
goldenbush, rubber rabbitbrush Ericameria nauseosa Present Native Unknown
Great blanket-flower Gaillardia aristata Present Native Uncommon
giant sunflower Helianthus giganteus Present Native Occasional
goat's beard Tragopogon pratensis Present Non-native Occasional
German madwort Asperugo procumbens Present Non-native Uncommon
globed-podded hoarycress, heart-pod hoarycress, heart-podded hoarycress, hoary cress, peppergrass, pepperweed whitetop, whitetop, whiteweed Cardaria draba Present Non-native Uncommon
green tansymustard, pinnate tansy mustard, pinnate tansymustard, tansymustard, western tansymustard Descurainia pinnata Present Native Unknown
Green Amaranth, Pigweed Amaranthus retroflexus Present Non-native Occasional
giant knotweed Polygonum sachalinense Present Non-native Occasional
giant redwood, giant sequoia, Sierra redwood Sequoiadendron giganteum Present Native Unknown
ground-plum, groundplum milkvetch Astragalus crassicarpus Present Native Uncommon
goldenpea, prairie thermopsis Thermopsis rhombifolia Present Native Unknown
garden balm Melissa officinalis Present Non-native Occasional
golden willow, white willow Salix alba Present Non-native Uncommon
Great Basin wildrye Leymus cinereus Present Native Occasional
green needlegrass Nassella viridula Present Native Unknown
greater creeping spearwort, spearwort buttercup Ranunculus flammula Present Native Unknown
graceful cinquefoil, northwest cinquefoil, slender cinquefoil Potentilla gracilis Present Native Unknown
giant creek nettle Urtica dioica ssp. holosericea Present Native Uncommon
golden currant Ribes aureum Present Native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Heart-leaf leopardbane [Heartleaf arnica] Arnica cordifolia Present Native Uncommon
Hoary dusty-maiden Chaenactis douglasii Present Native Unknown
houndstongue hawkweed Hieracium cynoglossoides Present Native Unknown
Harebell Campanula rotundifolia Present Native Occasional
hound's-tongue Cynoglossum officinale Present Non-native Common
Hedge Mustard Sisymbrium officinale Present Native Unknown
horsetail, scouring horsetail, scouringrush, scouringrush horsetail, tall scouring-rush, western scouringrush Equisetum hyemale Present Native Unknown
honeylocust Gleditsia triacanthos Present Non-native Occasional
Hop Clover, Yellow clover Trifolium aureum Present Non-native Unknown
Hairy Vetch Vicia villosa Present Native Occasional
henbit deadnettle Lamium amplexicaule Present Native Unknown
horehound, white horehound Marrubium vulgare Present Non-native Occasional
HAIRY INDIAN PAINTBRUSH Castilleja cusickii Present Native Unknown
hairy Indian paintbrush, slender paintbrush Castilleja tenuis Present Native Unknown
hot rocks penstemon Penstemon deustus Present Native Occasional
Hardstem bulrush Scirpus acutus Present Native Occasional
hairy crabgrass Digitaria sanguinalis Present Non-native Occasional
hare barley, leporinum barley, wild barley Hordeum leporinum Present Non-native Common
hooked buttercup, woodland buttercup Ranunculus uncinatus Present Native Unknown
Himalayan blackberry Rubus discolor Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Illinois pondweed Potamogeton illinoensis Present Native Unknown
Idaho blue-eyed grass Sisyrinchium idahoense Present Native Unknown
Indian ricegrass Achnatherum hymenoides Present Native Unknown
inland bluegrass Poa nemoralis ssp. interior Present Native Unknown
intermediate wheatgrass Thinopyrum intermedium Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
jagged-chickweed Holosteum umbellatum Present Non-native Unknown
Japanese honeysuckle Lonicera japonica Present Non-native Occasional
Jointed Rush Juncus articulatus Present Native Unknown
Jointed goatgrass Aegilops cylindrica Present Non-native Unknown
Japanese brome Bromus japonicus Present Non-native Unknown
junegrass, prairie Junegrass Koeleria macrantha Present Native Occasional
Johnsongrass Sorghum halepense Present Native Rare
juneberry, Pacific serviceberry, Saskatoon serviceberry, western serviceberry, western shadbush Amelanchier alnifolia Present Native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Kentucky bluegrass Poa pratensis Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
little-leaf pussytoes, Rocky Mountain pussytoes, small leaf pussytoes, smalleaf pussytoes, small-leaf pussytoes Antennaria parvifolia Present Native Unknown
Limestone hawk's-beard Crepis intermedia Present Native Unknown
Long-leaf fleabane Erigeron corymbosus Present Native Unknown
Little sunflower Helianthella uniflora Present Native Unknown
lambstongue groundsel, lambstongue ragwort, lamb-tongue ragwort Senecio integerrimus Present Native Unknown
Lamb's Quarters, Pigweed Chenopodium album Present Non-native Common
longroot smartweed Polygonum coccineum Present Native Unknown
longhorn plectritis, white cornsalad Plectritis macrocera Present Native Unknown
Lewiston cornsalad Valerianella locusta Present Non-native Occasional
Long-leaf phlox Phlox longifolia Present Native Unknown
littleflower penstemon, pincushion beardtongue Penstemon procerus Present Native Unknown
lodgepole pine, scrub pine, shore pine, tamarack pine Pinus contorta Present Native Unknown
little bluestem grass Andropogon scoparius Present Native Unknown
London plane tree Platanus hybrida Present Native Unknown
large-leaved avens Geum macrophyllum Present Native Unknown
littleflower alumroot Heuchera parviflora Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
mountain blue eyedgrass Sisyrinchium montanum Present Native Uncommon
Mayweed, Stinking Chamomile Anthemis cotula Present Non-native Common
mugwort Artemisia douglasiana Present Native Unknown
musk thistle Carduus nutans Present Non-native Rare
Missouri goldenrod, prairie goldenrod, Tolmie's goldenrod Solidago missouriensis Present Native Occasional
Mule's-ears Wyethia amplexicaulis Present Native Unknown
mouse-ear cress Arabidopsis thaliana Present Non-native Unknown
mountain tansy mustard, mountain tansymustard Descurainia incana ssp. incisa Present Native Unknown
miner's lettuce, minerslettuce Claytonia perfoliata Present Native Unknown
miner's lettuce Montia perfoliata Present Native Unknown
mock-orange Philadelphus lewisii Present Native Occasional
Motherwort Leonurus cardiaca Present Native Occasional
Marsh Speedwell Veronica scutellata Present Native Unknown
Moth Mullein Verbascum blattaria Present Non-native Common
meadow sedge, northern meadow sedge Carex praticola Present Native Unknown
Meadow Foxtail Alopecurus pratensis Present Non-native Common
Muhly grass Muhlenbergia - - - - - -
Millet Setaria viridis Present Native Unknown
Mallow ninebark Physocarpus malvaceus Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
nineleaf biscuitroot Lomatium triternatum Present Native Unknown
nodding onion Allium cernuum Present Native Occasional
NARROW-LEAVED SPRINGBEAUTY Montia linearis Present Native Unknown
narrowleaf mountaintrumpet, narrow-leaf mountain-trumpet, slenderleaf collomia, tiny trumpet Collomia linearis Present Native Unknown
needleleaf navarretia, needle-leaf pincushion-plant Navarretia intertexta Present Native Unknown
narrowleaf milkvetch Astragalus pectinatus Present Native Unknown
Narrow-leaved Vetch Vicia sativa Present Non-native Occasional
northern bedstraw Galium boreale Present Native Unknown
NETTLE-LEAF GIANT HYSSOP Agastache urticifolia Present Native Unknown
narrow-leaved skullcap, Skullcap Scutellaria angustifolia Present Native Unknown
narrowleaf plantain Plantago lanceolata Present Non-native Occasional
Nuttall's violet, yellow prairie violet Viola nuttallii Present Native Unknown
Nuttall's evening primrose, Nuttall's evening-primrose Oenothera nuttallii Present Native Unknown
needleleaf sedge, spike-rush sedge Carex duriuscula Present Native Unknown
Northwest Territory Sedge Carex utriculata Present Native Unknown
Needle and Thread Stipa comata Present Native Common
Narrow-leaved Bur Reed Sparganium angustifolium Present Native Unknown
Nuttall's larkspur Delphinium nuttallianum Present Native Unknown
netleaf hackberry Celtis laevigata var. reticulata Present Native Unknown
Netleaf hackberry Celtis reticulata Present Native Unknown
Norway maple Acer platanoides Present Non-native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
oxeye daisy Leucanthemum vulgare Present Non-native Uncommon
oriental arborvitae Platycladus orientalis Present Native Unknown
oak Quercus - - - - - -
Oregon checkerbloom, Oregon checkermallow Sidalcea oregana Present Native Unknown
Orchard Grass Dactylis glomerata Present Non-native Occasional
Old-witch Grass Panicum capillare Present Native Occasional
Oregon woodsia Woodsia oregana Present Native Unknown
Oregon-grape Mahonia repens Present Native Common
oleaster, Russian olive, Russian-olive, Trebizond-date Elaeagnus angustifolia Present Non-native Occasional
old man's whiskers, prairie smoke, prairiesmoke Geum triflorum Present Native Unknown
Oregon crab apple, Oregon crabapple Malus fusca Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
poison-hemlock Conium maculatum Present Non-native Common
prairie fleabane Erigeron strigosus Present Non-native Occasional
Pineapple Weed Matricaria discoidea Present Non-native Occasional
prairie coneflower, redspike Mexican hat, upright prairie coneflower Ratibida columnifera Present Native Occasional
plains wallflower, prairie rocket, sand dune wallflower, western wallflower Erysimum capitatum var. capitatum Present Native Unknown
plains pricklypear Opuntia polyacantha Present Native Occasional
Purslane Portulaca oleracea Present Non-native Occasional
Pinesap Monotropa hypopithys Present Native Uncommon
plains milkvetch, plains milk-vetch Astragalus gilviflorus Present Native Unknown
Pursh's silky lupine, silky lupine Lupinus sericeus Present Native Unknown
Periwinkle Vinca major Present Non-native Common
piedmont bedstraw Cruciata pedemontana Present Non-native Unknown
purple dead-nettle Lamium purpureum Present Native Unknown
Palmer's penstemon Penstemon palmeri Present Native Unknown
pale evening primrose, pale eveningprimrose, pale evening-primrose Oenothera pallida Present Native Occasional
plains reedgrass Calamagrostis montanensis Present Native Unknown
pubescent wheatgrass, western wheatgrass Pascopyrum smithii Present Native Unknown
Plum Prunus domestica Present Non-native Uncommon
prickly rose Rosa acicularis Present Native Common
poison ivy Rhus radicans Present Native Occasional
Poison Ivy Toxicodendron rydbergii Present Native Unknown
poker alumroot, roundleaf alumroot Heuchera cylindrica Present Native Unknown
Prairie woodlandstar Lithophragma parviflorum Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Queen Anne's lace Daucus carota Present Non-native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Rigid fiddleneck Amsinckia retrorsa Present Native Occasional
rose campion Lychnis coronaria Present Non-native Common
red-osier dogwood Cornus stolonifera Present Native Occasional
red clover Trifolium pratense Present Native Unknown
rhombie leaf alder, white alder Alnus rhombifolia Present Native Unknown
Red paintbrush Castilleja - - - - - -
Redtop Agrostis gigantea Present Non-native Occasional
Redtop Agrostis stolonifera Present Non-native Common
Rattlesnake chess Bromus briziformis Present Non-native Unknown
red fescue Festuca rubra Present Native Unknown
Rabbit barley Hordeum murinum Present Non-native Common
reed canary grass Phalaris arundinacea Present Non-native Common
rabbit-foot grass Polypogon monspeliensis Present Non-native Occasional
Russian wildrye Psathyrostachys juncea Present Non-native Occasional
Rye Secale cereale Present Non-native Occasional
rush wheatgrass, tall wheatgrass Thinopyrum ponticum Present Native Occasional
roughfruit cinquefoil Potentilla recta Present Non-native Unknown
red maple Acer rubrum Present Non-native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Shining leopardbane Arnica fulgens Present Native Unknown
silver sagebrush Artemisia cana Present Native Unknown
spotted knapweed Centaurea biebersteinii Present Non-native Common
skeletonweed Chondrilla juncea Present Non-native Occasional
Slender hawk's-beard Crepis atribarba Present Native Unknown
slender tarweed Madia gracilis Present Native Unknown
Scotch thistle Onopordum acanthium Present Non-native Common
SWEET-MARSH BUTTERWEED Senecio hydrophiloides Present Native Unknown
stiff-leaved goldenrod Solidago rigida Present Native Occasional
strict forget-me-not Myosotis stricta Present Native Unknown
silverleaf phacelia, silver-leaf scorpion-weed, spearhead phacelia Phacelia hastata Present Native Occasional
Shepherd's Purse Capsella bursa-pastoris Present Non-native Unknown
spring draba Draba verna Present Non-native Unknown
sticky chickweed Cerastium glomeratum Present Non-native Unknown
Sleepy Catchfly Silene antirrhina Present Native Unknown
Strict Buckwheat Eriogonum strictum Present Native Unknown
salt cedar, saltcedar, tamarisk, tamarix Tamarix ramosissima Present Non-native Uncommon
Snowberry Symphoricarpos albus Present Native Uncommon
slender phlox Phlox gracilis Present Native Unknown
Spanish clover Lotus purshianus Present Native Unknown
silverleaf Indian breadroot, silverleaf scurfpea Pediomelum argophyllum Present Native Unknown
scurfpea, slimflower scurfpea Psoralidium tenuiflorum Present Native Unknown
showy milkweed Asclepias speciosa Present Native Occasional
stickywilly Galium aparine Present Native Common
spotted geranium Geranium maculatum Present Native Common
small-flowered crane's-bill Geranium pusillum Present Non-native Unknown
Spearmint Mentha spicata Present Native Occasional
scarlet beeblossom, scarlet gaura, Scarlet guara Gaura coccinea Present Native Occasional
Scotch Pine Pinus sylvestris Present Native Unknown
Slender-beaked sedge Carex athrostachya Present Native Unknown
SMALLWING SEDGE Carex microptera Present Native Unknown
spikerush, spikesedge Eleocharis - - - - - -
Sharp-fruited Rush Juncus acuminatus Present Native Unknown
swordleaf rush, three-stamened rush Juncus ensifolius Present Native Unknown
spike bentgrass Agrostis exarata Present Native Unknown
short foxtail, shortawn foxtail, short-awn meadow-foxtail Alopecurus aequalis Present Native Unknown
sideoats grama Bouteloua curtipendula Present Native Unknown
soft brome Bromus hordeaceus ssp. hordeaceus Present Non-native Unknown
soft brome, soft cheat, soft chess Bromus mollis Present Non-native Occasional
Sheep fescue Festuca ovina Present Non-native Common
Squirrel-tail Grass Hordeum jubatum Present Native Unknown
- - Sitanion hystrix Present Native Unknown
sand dropseed Sporobolus cryptandrus Present Native Unknown
Slender lip-fern Cheilanthes feei Present Native Unknown
shrubby cinquefoil Dasiphora floribunda Present Native Uncommon
sour cherry Prunus cerasus Present Native Unknown
small burnet Sanguisorba minor Present Native Unknown
Stinging Nettle Urtica dioica Present Native Occasional
smooth sumac Rhus glabra Present Native Occasional
silver maple Acer saccharinum Present Native Unknown
silverleaf nightshade Solanum elaeagnifolium Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Ternate biscuitroot Lomatium triternatum var. anomalum Present Native Unknown
Tansy Tanacetum vulgare Present Native Occasional
TORREY'S CRYPTANTHA Cryptantha torreyana Present Native Unknown
Thread-leaf scorpion-weed Phacelia linearis Present Native Unknown
tower mustard Arabis glabra Present Unknown Unknown
Tumble Mustard Sisymbrium altissimum Present Non-native Common
thymeleaf sandwort Arenaria serpyllifolia Present Non-native Unknown
two-groove milkvetch, twogrooved milkvetch Astragalus bisulcatus Present Native Unknown
threadleaf sedge Carex filifolia Present Native Unknown
Toad Rush Juncus bufonius Present Native Unknown
Tufted Hairgrass Deschampsia caespitosa Present Native Unknown
tall fescue Lolium arundinaceum Present Non-native Common
timothy Phleum pratense Present Non-native Common
thimbleberry, western thimbleberry Rubus parviflorus Present Native Occasional
tree-of-heaven Ailanthus altissima Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Venus's Looking-glass Triodanis perfoliata Present Native Uncommon
velvetweed Gaura mollis Present Native Unknown
Virginia strawberry Fragaria virginiana Present Native Unknown
Virginia creeper Parthenocissus quinquefolia Present Non-native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Water Parsnip Sium suave Present Native Unknown
woolly groundsel Packera cana Present Native Unknown
western coneflower Rudbeckia occidentalis Present Native Unknown
white panicle aster Symphyotrichum lanceolatum ssp. hesperium Present Native Unknown
Wand phacelia Phacelia heterophylla Present Native Unknown
Wild Peppergrass Lepidium virginicum Present Native Unknown
watercress Rorippa nasturtium-aquaticum Present Non-native Occasional
winterfat Krascheninnikovia lanata Present Native Unknown
white campion Lychnis alba Present Native Common
White Campion, White Cockle Silene latifolia ssp. alba Present Non-native Unknown
Whorled Buckwheat Eriogonum heracleoides Present Native Unknown
water knotweed, water smartweed Polygonum amphibium Present Native Occasional
WATSON'S KNOTWEED Polygonum polygaloides ssp. confertiflorum Present Native Unknown
willow dock Rumex salicifolius Present Native Unknown
White-stem blazingstar Mentzelia albicaulis Present Native Unknown
Wild Cucumber Echinocystis lobata Present Native Uncommon
western juniper Juniperus occidentalis Present Native Uncommon
western snowberry, wolfberry Symphoricarpos occidentalis Present Native Unknown
WILD TEASEL Dipsacus sylvestris Present Non-native Common
Water Horsetail Equisetum fluviatile Present Native Unknown
western rockjasmine, western rock-jasmine Androsace occidentalis Present Native Unknown
white sweetclover Melilotus alba Present Non-native Occasional
white clover Trifolium repens Present Non-native Occasional
Water Horehound Lycopus americanus Present Native Unknown
Wild Mint Mentha arvensis Present Native Unknown
Wyoming besseya, Wyoming kittentail Besseya wyomingensis Present Native Unknown
white penstemon Penstemon albidus Present Native Unknown
waxleaf penstemon Penstemon nitidus Present Native Unknown
woolly Indianwheat, woolly plantain Plantago patagonica Present Native Occasional
White Poplar Populus alba Present Non-native Common
white fir Abies concolor Present Non-native Uncommon
White Spruce Picea glauca Present Non-native Uncommon
western hemlock Tsuga heterophylla Present Native Uncommon
well-fruited sedge Carex angustata Present Native Unknown
water sedge Carex aquatilis Present Native Unknown
woolly sedge Carex pellita Present Native Unknown
Western needlegrass Achnatherum occidentale Present Native Unknown
water foxtail Alopecurus geniculatus Present Non-native Unknown
wild oats Avena fatua Present Non-native Occasional
western panicgrass Dichanthelium acuminatum var. fasciculatum Present Native Unknown
Witchgrass, Quackgrass Elymus repens Present Non-native Occasional
White virgin's-bower Clematis ligusticifolia Present Native Occasional
water buttercup, white water crowfoot, whitewater crowfoot Ranunculus aquatilis Present Native Unknown
white mulberry Morus alba Present Non-native Occasional
Woods' rose Rosa woodsii Present Native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
YAMPA Perideridia gairdneri Present Native Uncommon
yellow star-thistle Centaurea solstitialis Present Non-native Common
yellow sweetclover Melilotus officinalis Present Non-native Common
Yellow missionbells [Yellowbells] Fritillaria pudica Present Native Unknown

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
brachythecium moss Brachythecium albicans Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
funaria moss Funaria hygrometrica Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
juniper polytrichum moss Polytrichum juniperinum Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Nevada homalothecium moss Homalothecium nevadense Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
orthotrichum moss Orthotrichum laevigatum Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
polytrichum moss Polytrichum piliferum Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Swamp ribbed moss Aulacomnium palustre Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
tortula moss Tortula ruralis Present Native Unknown

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
- - Evernia prunastri Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
- - Leptogium corniculatum Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
- - Parmelia hygrophila Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
- - Tuckermannopsis chlorophylla Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
- - Usnea lapponica Present Native Unknown