Arches National Park

Rank: 65

Park Description

Visit Arches and discover a landscape of contrasting colors, landforms and textures unlike any other in the world. The park has over 2,000 natural stone arches, in addition to hundreds of soaring pinnacles, massive fins and giant balanced rocks. This red rock wonderland will amaze you with its formations, refresh you with its trails, and inspire you with its sunsets.

Park Address

Arches National Park PO Box 907

Moab, UT, 84532

Arches National Park Activites







Species in Arches National Park by Category

Here you can look up all the species found in Arches National 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
Allen's Big-eared Bat Idionycteris phyllotis Probably Present Native - -
American Beaver, Beaver, Canadian Beaver Castor canadensis Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
bighorn sheep, Bighorn Sheep Ovis canadensis Present Native Uncommon
bobcat Lynx rufus Present Native Unknown
badger Taxidea taxus Present Native Rare
Black Bear Ursus americanus Present Native Rare
big free-tailed bat Nyctinomops macrotis Present Native Uncommon
Brazilian Free-tailed Bat Tadarida brasiliensis Present Native Uncommon
big brown bat Eptesicus fuscus Probably Present Native - -
black-tailed jack rabbit, Black-tailed Jackrabbit Lepus californicus Present Native Uncommon
Botta's Pocket Gopher Thomomys bottae Present Native Uncommon
bushy-tailed woodrat Neotoma cinerea Present Native Uncommon
Brush Mouse Peromyscus boylii Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
coyote Canis latrans Present Native Uncommon
common gray fox Urocyon cinereoargenteus Present Native Uncommon
Cougar, mountain lion, Puma Puma concolor Present Native Rare
common otter, North American River Otter, northern river otter, river otter Lontra canadensis Present Unknown Unknown
California Myotis Myotis californicus Present Native Common
Common Muskrat, Muskrat, Musquash, Water Rat Ondatra zibethicus Present Native Rare
Canyon Mouse Peromyscus crinitus Present Native Common
Crawford's Gray Shrew, Desert Shrew, gray shrew Notiosorex crawfordi Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
desert cottontail Sylvilagus audubonii Present Native Common
Desert Woodrat Neotoma lepida Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Elk Cervus canadensis Present Native Unknown
 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 Uncommon
Hedgehog, Porcupine Erethizon dorsatum Present Native Uncommon
house mouse Mus musculus Unconfirmed Non-native - -
Hopi Chipmunk Neotamias rufus Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Kit Fox Vulpes macrotis Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
long-tailed weasel Mustela frenata Probably Present Native - -
long-eared myotis Myotis evotis Probably Present Native - -
little brown bat Myotis lucifugus Unconfirmed Native - -
Long-legged Myotis Myotis volans Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
mule deer Odocoileus hemionus Present Native Uncommon
mink Mustela vison Unconfirmed Native - -
Merriam's Shrew Sorex merriami Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Ord's kangaroo rat Dipodomys ordii Present Native Uncommon
orthern grasshopper mouse Onychomys leucogaster Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
pronghorn, Pronghorn Antilocapra americana Present Native Uncommon
pallid bat Antrozous pallidus Present Native - -
plains pocket mouse Perognathus flavescens Present Native Uncommon
prairie deer mouse Peromyscus maniculatus Present Native Common
Pinon Mouse Peromyscus truei Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
red fox Vulpes vulpes Present Native Rare
Ringtail Bassariscus astutus Present Native Uncommon
raccoon Procyon lotor Present Native Uncommon
Rock Squirrel Spermophilus variegatus Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
striped skunk Mephitis mephitis Present Native Uncommon
Spotted Bat Euderma maculatum Probably Present Native - -
silver-haired bat Lasionycteris noctivagans 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
Western Spotted Skunk Spilogale gracilis Present Native Unknown
western small-footed bat Myotis ciliolabrum Probably Present Native - -
Western Pipistrelle Pipistrellus hesperus Present Native Common
western harvest mouse Reithrodontomys megalotis Present Native Uncommon
White-tailed Antelope Squirrel Ammospermophilus leucurus Present Native Common
White-tailed Prairie Dog Cynomys leucurus Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Yuma Myotis Myotis yumanensis Present Native Uncommon

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
American Golden Eagle, Golden Eagle Aquila chrysaetos Present Native Uncommon
American Rough-legged Hawk, Rough-legged Hawk Buteo lagopus Unconfirmed Native - -
American Pintail, Northern Pintail, Pintail Anas acuta Probably Present Native - -
American Wigeon, Baldpate Anas americana Present Native Occasional
American Golden-eye, Common Goldeneye Bucephala clangula Present Native Occasional
American Merganser, Common Merganser Mergus merganser Present Native Rare
American Peregrine Falcon, Duck Hawk, Peregrine Falcon Falco peregrinus Present Native Rare
american kestrel Falco sparverius Present Native Common
American dipper Cinclus mexicanus Probably Present Native - -
american crow Corvus brachyrhynchos Present Native Occasional
American magpie, black-billed magpie Pica hudsonia Present Native Uncommon
american tree sparrow Spizella arborea Present Native Rare
american goldfinch Carduelis tristis Present Native Common
American Pipit, American Water Pipit, Water Pipit Anthus rubescens Present Native Rare
american redstart Setophaga ruticilla Present Native Occasional
american robin Turdus migratorius Present Native Uncommon
Ash-throated Flycatcher Myiarchus cinerascens Present Native Common
Arkansas Kingbird, Western Kingbird Tyrannus verticalis Present Native Common
American Egret, Common Egret?, Great Egret Ardea alba Present Native Occasional
American White Pelican, White Pelican Pelecanus erythrorhynchos Unconfirmed Native - -
American Long-eared Owl, Long-eared Owl Asio otus Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Bald Eagle, Northern Bald Eagle Haliaeetus leucocephalus Present Native Uncommon
Bufflehead, Buffle-head Bucephala albeola Unconfirmed Native - -
Black-chinned Hummingbird Archilochus alexandri Present Native Common
Broad-tailed Hummingbird Selasphorus platycercus Present Native Uncommon
Black-necked Stilt Himantopus mexicanus Unconfirmed Native - -
Belted Kingfisher, Eastern Belted Kingfisher Ceryle alcyon Present Native Uncommon
Bushtit Psaltriparus minimus Present Native Common
Blue Grosbeak Passerina caerulea Present Native Common
Black-headed Grosbeak Pheucticus melanocephalus Present Native Uncommon
Brown Creeper Certhia americana Present Native Rare
Black-throated Sparrow Amphispiza bilineata Present Native Common
Brewer's Sparrow Spizella breweri Present Native Common
Black Rosy-Finch Leucosticte atrata Present Native Common
barn swallow Hirundo rustica Present Native Uncommon
Bank Swallow, Common Bank Swallow Riparia riparia Present Native Occasional
Brewer's Blackbird Euphagus cyanocephalus Present Native Uncommon
Bullock's Oriole Icterus bullockii Present Native Uncommon
brown-headed cowbird Molothrus ater Present Native Common
Bendire's Thrasher Toxostoma bendirei Present Native Occasional
brown thrasher Toxostoma rufum Present Native Occasional
Black-capped Chickadee Poecile atricapillus Present Native Common
Black-throated Gray Warbler Dendroica nigrescens Present Native Common
blue-gray gnatcatcher Polioptila caerulea Present Native Common
Bewick's Wren, Eastern Bewick's Wren Thryomanes bewickii Present Native Common
Black Phoebe Sayornis nigricans Present Native Occasional
Black-crowned Night Heron, Black-crowned Night-Heron Nycticorax nycticorax Present Native Occasional
burrowing owl Athene cunicularia Present Native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
cooper's hawk Accipiter cooperii Present Native Uncommon
California Condor Gymnogyps californianus Present Native Occasional
Cinnamon Teal Anas cyanoptera Present Native Occasional
Common Mallard, Mallard Anas platyrhynchos Present Native Uncommon
Canvasback Aythya valisineria Unconfirmed Native - -
Canada Goose, Eastern Canada Goose Branta canadensis Present Native Uncommon
common nighthawk Chordeiles minor Present Native Uncommon
Common Poorwill Phalaenoptilus nuttallii Present Native Uncommon
Common Snipe, Wilson's Common Snipe, Wilson's Snipe Gallinago gallinago Present Native Occasional
Chukar Alectoris chukar Present Non-native Uncommon
cedar waxwing Bombycilla cedrorum Present Native Occasional
Common Raven, Northern Raven, Raven Corvus corax Present Native Common
Clark's Nutcracker Nucifraga columbiana Present Native Occasional
chipping sparrow Spizella passerina Present Native Common
Common Redpoll, Greater Redpoll, Mealy Redpoll Carduelis flammea Present Native Occasional
Cassin's Finch Carpodacus cassinii Present Native Occasional
Cliff Swallow, Eastern Cliff Swallow, Eave Swallow, Northern Cliff Swallow Petrochelidon pyrrhonota Present Native Uncommon
common yellowthroat Geothlypis trichas Present Native Uncommon
Canyon Wren Catherpes mexicanus Present Native Common
Cordilleran Flycatcher Empidonax occidentalis Present Native Occasional
Cassin's Kingbird Tyrannus vociferans Present Native Rare
Cattle Egret Bubulcus ibis Unconfirmed Native - -
Clark's Grebe Aechmophorus clarkii Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Dark-eyed Junco (Gray-headed) Junco hyemalis caniceps Present Native Common
Dark-eyed Junco (Slate-colored) Junco hyemalis hyemalis Present Native Rare
Dark-eyed Junco (Pink-sided) Junco hyemalis mearnsi Present Native Common
Dark-eyed Junco (Oregon) Junco hyemalis oreganus Present Native Common
Dusky Flycatcher Empidonax oberholseri Present Native Occasional
downy woodpecker Picoides pubescens Present Native Uncommon
Double-crested Cormorant, Northern Double-crested Cormorant Phalacrocorax auritus Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Eastern Goshawk, Goshawk, Northern Goshawk Accipiter gentilis Present Native Rare
Eastern Solitary Sandpiper, Solitary Sandpiper Tringa solitaria Present Native Rare
Eastern Pigeon Hawk, Merlin, Pigeon Hawk Falco columbarius Present Native Occasional
Eastern Lark Sparrow, Lark Sparrow Chondestes grammacus Present Native Common
Eastern Savannah Sparrow, Savannah Sparrow Passerculus sandwichensis Present Native Occasional
Eastern Vesper Sparrow, Vesper Sparrow Pooecetes gramineus Present Native Common
evening grosbeak Coccothraustes vespertinus Present Native Unknown
european starling Sturnus vulgaris Present Non-native Uncommon
Eastern Green Heron, Green heron, Green-backed Heron Butorides virescens Unconfirmed Native - -
Eared Grebe Podiceps nigricollis Present Native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Ferruginous Hawk Buteo regalis Probably Present Native - -
Flammulated Owl Otus flammeolus Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Green-winged Teal Anas crecca Present Native Uncommon
Gadwall Anas strepera Probably Present Native - -
Green-tailed Towhee Pipilo chlorurus Present Native Common
Golden-crowned Sparrow Zonotrichia atricapilla Present Native Occasional
Gray-crowned rosy-finch Leucosticte tephrocotis Present Native Common
Great Gray Shrike, Northern Shrike Lanius excubitor Present Native Rare
golden-crowned kinglet Regulus satrapa Present Native Occasional
Gray Flycatcher Empidonax wrightii Present Native Rare
Gray Vireo Vireo vicinior Present Native Uncommon
Great Blue Heron, Northern Great Blue Heron Ardea herodias Present Native Uncommon
great horned owl Bubo virginianus Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
horned lark Eremophila alpestris Present Native Common
Harris' Sparrow, Harris's Sparrow Zonotrichia querula Present Native Occasional
house finch Carpodacus mexicanus Present Native Common
house sparrow Passer domesticus Present Non-native Occasional
house wren Troglodytes aedon Present Native Uncommon
hermit thrush Catharus guttatus Present Native Rare
Hammond's Flycatcher Empidonax hammondii Unconfirmed Native - -
hairy woodpecker Picoides villosus Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
indigo bunting Passerina cyanea Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Juniper Titmouse Baeolophus ridgwayi Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Killdeer, Northern Killdeer Charadrius vociferus Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Lesser Scaup, Lesser Scaup Duck Aythya affinis Unconfirmed Native - -
Least Sandpiper Calidris minutilla Present Native Occasional
Long-billed Dowitcher Limnodromus scolopaceus Probably Present Native - -
Long-billed Curlew, Southern Long-billed Curlew Numenius americanus Present Native Occasional
Lazuli Bunting Passerina amoena Present Native Common
Lazuli x Indigo Bunting hybrid Passerina amoena X cyanea Present Native Occasional
Lark Bunting Calamospiza melanocorys Present Native Occasional
Lincoln's Sparrow, Northern Lincoln's Sparrow Melospiza lincolnii Present Native Rare
Lesser Goldfinch Carduelis psaltria Present Native Uncommon
loggerhead shrike Lanius ludovicianus Present Native Common
Lucy's Warbler Vermivora luciae Present Native Rare
Long-billed Marsh Wren, Marsh Wren, Prairie Marsh Wren Cistothorus palustris Present Native Rare
Little Blue Heron, Northern Little Blue Heron Egretta caerulea Unconfirmed Native - -
Lewis' Woodpecker Melanerpes lewis Present Native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
mourning dove Zenaida macroura Present Native Common
Mountain Chickadee Poecile gambeli Present Native Uncommon
MacGillivray's Warbler Oporornis tolmiei Present Native Uncommon
Mountain Bluebird Sialia currucoides Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
northern harrier Circus cyaneus Present Native Common
Northern shoveler, Shoveller Anas clypeata Unconfirmed Native - -
Northern Ruddy Duck, Ruddy Duck Oxyura jamaicensis Unconfirmed Native - -
Northern Virginia Rail, Virginia Rail Rallus limicola Present Native Unknown
northern rough-winged swallow Stelgidopteryx serripennis Present Native Rare
northern mockingbird Mimus polyglottos Present Native Uncommon
nashville warbler Vermivora ruficapilla Present Native Rare
northern flicker Colaptes auratus Present Native Uncommon
Northern Short-eared Owl, Short-eared Owl Asio flammeus Present Native Occasional
Northern Pygmy-Owl Glaucidium gnoma Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
osprey Pandion haliaetus Present Native Rare
orange-crowned warbler Vermivora celata Present Native Uncommon
Olive-sided Flycatcher Contopus cooperi Present Native Occasional
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Prairie Falcon Falco mexicanus Present Native Uncommon
Pinyon Jay Gymnorhinus cyanocephalus Present Native Common
Pine siskin Carduelis pinus Present Native Uncommon
purple finch Carpodacus purpureus Present Native Occasional
Plumbeous Vireo Vireo plumbeus Present Native Uncommon
Pied-billed Grebe Podilymbus podiceps Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
red-tailed hawk Buteo jamaicensis Present Native Common
Redhead Aythya americana Unconfirmed Native - -
Ring-necked Duck Aythya collaris Unconfirmed Native - -
Rufous Hummingbird Selasphorus rufus Present Native Occasional
rock dove Columba livia Present Non-native Occasional
rose-breasted grosbeak Pheucticus ludovicianus Present Native Rare
red-winged blackbird Agelaius phoeniceus Present Native Uncommon
ruby-crowned kinglet Regulus calendula Present Native Uncommon
red-breasted nuthatch Sitta canadensis Present Native Occasional
Rock Wren Salpinctes obsoletus Present Native Common
Red-naped Sapsucker Sphyrapicus nuchalis Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
sharp-shinned hawk Accipiter striatus Present Native Uncommon
Swainson's Hawk Buteo swainsoni Present Native Occasional
spotted sandpiper Actitis macularius Present Native Uncommon
Sora Rail, Sora Porzana carolina Present Native Rare
Steller's Jay Cyanocitta stelleri Present Native Rare
Sage Sparrow Amphispiza belli Present Native Uncommon
swamp sparrow Melospiza georgiana Present Native Occasional
song sparrow Melospiza melodia Present Native Uncommon
Spotted Towhee Pipilo maculatus Present Native Common
Scott's Oriole Icterus parisorum Present Native Uncommon
Sage Thrasher Oreoscoptes montanus Present Native Rare
Southwest Willow Flycatcher Empidonax traillii extimus Unconfirmed Native - -
Say's Phoebe Sayornis saya Present Native Common
Snowy Egret Egretta thula Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
turkey vulture Cathartes aura Present Native Common
Tree Swallow Tachycineta bicolor Present Native Rare
Townsend's Warbler Dendroica townsendi Present Native Occasional
Townsend's Solitaire Myadestes townsendi Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Violet-green Swallow Tachycineta thalassina Present Native Common
Virginia's Warbler Vermivora virginiae Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
white-throated swift Aeronautes saxatalis Present Native Common
Wilson's Phalarope Phalaropus tricolor Unconfirmed Native - -
Wild Turkey Meleagris gallopavo Present Native Uncommon
Western Scrub-Jay Aphelocoma californica Present Native Common
white-throated sparrow Zonotrichia albicollis Present Native Occasional
white-crowned sparrow Zonotrichia leucophrys Present Native Common
Western Meadowlark Sturnella neglecta Present Native Uncommon
wilson's warbler Wilsonia pusilla Present Native Uncommon
white-breasted nuthatch Sitta carolinensis Present Native Occasional
Western Tanager Piranga ludoviciana Present Native Uncommon
Western Bluebird Sialia mexicana Present Native Occasional
western wood-pewee Contopus sordidulus Present Native Rare
willow flycatcher Empidonax traillii Present Native Rare
warbling vireo Vireo gilvus Present Native Uncommon
White-faced Ibis Plegadis chihi Probably Present Native - -
Williamson's Sapsucker Sphyrapicus thyroideus Present Native Occasional
Western Grebe Aechmophorus occidentalis Present Native Occasional
Western Screech-Owl Megascops kennicottii Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
yellow-billed cuckoo Coccyzus americanus Present Native Occasional
Yellow-headed Blackbird Xanthocephalus xanthocephalus Present Native Occasional
yellow-rumped warbler Dendroica coronata Present Native Common
yellow warbler Dendroica petechia Present Native Uncommon
yellow-breasted chat Icteria virens Present Native Common
yellow-bellied sapsucker Sphyrapicus varius Present Native Uncommon

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
black racer Coluber constrictor Unconfirmed Native - -
Bullsnake, Gopher Snake Pituophis catenifer Present Native Common
Black-necked Gartersnake Thamnophis cyrtopsis Present Native Uncommon
Big Bend Tree Lizard Urosaurus ornatus Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Central Texas Whipsnake Masticophis taeniatus Present Native Common
common sagebrush lizard Sceloporus graciosus Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Eastern Collared Lizard Crotaphytus collaris Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Great Plains ratsnake Elaphe emoryi Probably Present Native - -
Greater Short-horned Lizard, Hernandez's Short-horned Lizard, Mountain Short-horned Lizard Phrynosoma hernandesi Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
long-nosed leopard lizard Gambelia wislizenii Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
milk snake Lampropeltis triangulum Unconfirmed Native - -
midget faded rattlesnake Crotalus oreganus concolor Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
plateau lizard Sceloporus tristichus Present Native Common
plateau spotted whiptail Cnemidophorus innotatus Unconfirmed Native - -
plateau striped whiptail Cnemidophorus velox Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Smith's Southwestern Black-headed Snake Tantilla hobartsmithi Unconfirmed Native - -
side-blotched lizard Uta stansburiana Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Texas Nightsnake Hypsiglena torquata Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Western Terrestrial Garter Snake Thamnophis elegans Present Native Uncommon
western whiptail Cnemidophorus tigris Present Native Common

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
bullfrog Rana catesbeiana Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
canyon treefrog Hyla arenicolor Probably Present Native - -
Common Frog, Leopard Frog, Meadow Frog, Northern Leopard Frog Rana pipiens Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
eastern tiger salamander Ambystoma tigrinum Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Great Basin spadefoot Spea intermontana Present Native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Mexican Spadefoot Spea multiplicata Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Red-spotted Toad Bufo punctatus Present Native Common
rocky mountain toad Bufo woodhousii Present Native Common

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Bluehead Sucker Catostomus discobolus Present Native Uncommon
Bluegill Lepomis macrochirus Unconfirmed Non-native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
common carp Cyprinus carpio Present Non-native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Flannelmouth Sucker Catostomus latipinnis Present Native Uncommon
Fathead Minnow Pimephales promelas Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Green Sunfish Lepomis cyanellus Present Non-native Unknown
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Largemouth Bass Micropterus salmoides Present Non-native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Northern Plains Killifish Fundulus kansae Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
red shiner Cyprinella lutrensis Present Non-native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Speckled Dace Rhinichthys osculus Present Native Common
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
yellow bullhead Ameiurus natalis Present Non-native Uncommon

 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Atwood's mule-fat Baccharis viminea var. atwoodii Unconfirmed Native - -
arumleaf arrowhead, arum-leaf arrowhead, nothern arrowhead, wapato Sagittaria cuneata Unconfirmed Native - -
arrow-grass, seaside arrowgrass Triglochin maritima Present Native Uncommon
asparagus Asparagus officinalis Present Non-native Uncommon
Alcove bog-orchid Habenaria zothecina Present Native Uncommon
annual bursage, bursage, bursage ragweed, flatspine bur ragweed, flatspine burr ragweed, flat-spine burr-ragweed, sand bursage Ambrosia acanthicarpa Present Native Common
Alkali aster Aster pauciflorus Unconfirmed Native - -
Arizona hymenoxys Hymenoxys acaulis var. arizonica Present Native Uncommon
Arizona rush-pink Lygodesmia grandiflora var. arizonica Probably Present Native - -
Aristate aster Machaeranthera canescens var. aristata Probably Present Native - -
Alcove rock-daisy Perityle specuicola Not In Park Native - -
Annual townsendia Townsendia annua Present Native Uncommon
Arizona mulesears Wyethia arizonica Unconfirmed Native - -
Aspen bluebell Mertensia arizonica Unconfirmed Native - -
Alyssum Alyssum alyssoides Probably Present Non-native - -
African mustard Malcolmia africana Present Non-native Uncommon
American bugseed Corispermum americanum Present Native Rare
American Sea Blite Suaeda calceoliformis Present Native Uncommon
Arizona siltbush Zuckia brandegei var. arizonica Unconfirmed Native - -
Adonis blazingstar, Adonis stickleaf, desert blazingstar, manyflowered mentzelia Mentzelia multiflora Present Native Uncommon
American licorice, licorice, wild licorice Glycyrrhiza lepidota Present Native Uncommon
Alfalfa, Lucerne Medicago sativa Present Non-native Uncommon
American vetch Vicia americana var. americana Unconfirmed Native - -
alfilaria Erodium cicutarium Present Non-native Common
American dragonhead Dracocephalum parviflorum Unconfirmed Native - -
Annual paintbrush Castilleja exilis Present Native Uncommon
Alcove death camas Zigadenus vaginatus Present Native Uncommon
Autumn willow-herb Epilobium brachycarpum Unconfirmed Native - -
awned flat sedge, bearded flatsedge, bearded nutgrass Cyperus squarrosus Unconfirmed Native - -
Alkali bulrush Scirpus maritimus Present Native Uncommon
Arctic rush Juncus arcticus Present Native Common
- - Agropyron cristatum Present Non-native Rare
Annual wheatgrass Eremopyrum triticeum Present Non-native Rare
alkali muhly, scratchgrass Muhlenbergia asperifolia Present Native Uncommon
alkali cordgrass Spartina gracilis Present Native Uncommon
Alkali sacaton Sporobolus airoides var. airoides Present Native Uncommon
Arnow's needlegrass Stipa arnowiae Present Native Rare
Alcove columbine Aquilegia micrantha Present Native Uncommon
alderleaf cercocarpus, alderleaf mountain-mahogany, birchleaf mountain-mahogany, mountain-mahogany, true mountain-mahogany Cercocarpus montanus Present Native Common
Antelope bitterbrush Purshia tridentata Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Basin white-cup spring-parsley Cymopterus purpurascens Present Native Uncommon
Bailey's yucca Yucca baileyi Unconfirmed Native - -
Bigelow's sagebrush Artemisia bigelovii Present Native Uncommon
Black sagebrush Artemisia nova var. nova Probably Present Native - -
Budsage Artemisia spinescens Present Native Uncommon
Basin big sagebrush Artemisia tridentata var. tridentata Present Native Common
Blueleaf aster Aster glaucodes Unconfirmed Native - -
Beggar Ticks, Stick-tight Bidens frondosa Present Native Uncommon
bull thistle Cirsium vulgare Probably Present Non-native - -
Brandegee's sandplant Dicoria brandegei Present Native Common
Bush encelia Encelia frutescens var. resinosa Present Native Uncommon
Basin daisy Erigeron pulcherrimus Present Native Uncommon
blanket flower Gaillardia pulchella Present Non-native Uncommon
Basin blanketflower Gaillardia spathulata Present Native Uncommon
broom snakeweed, broomweed, perennial snakeweed, stinkweed, turpentine weed, yellow top Gutierrezia sarothrae Present Native Abundant
Blue lettuce Lactuca tatarica var. pulchella Present Native Uncommon
Bigelow's aster Machaeranthera commixta Not In Park Native - -
Basin groundsel Senecio multilobatus Present Native Uncommon
Broom groundsel Senecio spartioides var. spartioides Present Native Uncommon
Brown-plume wire-lettuce Stephanomeria pauciflora Present Native Uncommon
blowball, common dandelion, dandelion, faceclock Taraxacum officinale Present Non-native Uncommon
bighead greenthread Thelesperma megapotamicum Not In Park Native - -
Basin yellow cryptanth Cryptantha confertiflora Not In Park Native - -
Bindweed heliotrope Heliotropium convolvulaceum Present Native Uncommon
Brittle phacelia Phacelia demissa var. demissa Probably Present Native - -
Blue mustard Chorispora tenella Present Non-native Uncommon
Broad-leaf pepperwort Lepidium latifolium Present Non-native Uncommon
bee spiderflower, Rocky Mountain beeplant Cleome serrulata Unconfirmed Native - -
Barbwire Russian-thistle Salsola paulsenii Unconfirmed Non-native - -
Brandegee's siltbush Zuckia brandegei var. brandegei Present Native Uncommon
Ball-head sandwort Arenaria congesta var. congesta Unconfirmed Native - -
black locust Robinia pseudoacacia Present Non-native Uncommon
Broadleaf milkweed Asclepias latifolia Present Native Uncommon
Bigseed milkweed Asclepias macrosperma Present Native Uncommon
Blue-eyed Mary Collinsia parviflora Unconfirmed Native - -
Beardlip penstemon Penstemon barbatus var. barbatus Probably Present Native - -
Bluestem penstemon Penstemon cyanocaulis Present Native Rare
blue water speedwell, water speedwell Veronica anagallis-aquatica Present Non-native Rare
bigbract verbena, bracted vervain, carpet vervain, prostrate verbena, prostrate vervain Verbena bracteata Probably Present Native - -
bristle flax Linum aristatum Present Native Uncommon
Blue flax Linum perenne ssp. lewisii Present Native Uncommon
bladder ketmia, flower of an hour, flower-of-an-hour, rosemallow, Venice mallow Hibiscus trionum Present Non-native Rare
Branching groundsmoke Gayophytum ramosissimum Unconfirmed Native - -
Bridges evening-primrose Oenothera longissima Present Native Uncommon
blue grama Bouteloua gracilis Present Native Rare
Bromegrass Bromus tectorum Present Non-native Common
burgrass, field sandbur, innocent-weed, longspine sandbur, mat sandbur, sandbur Cenchrus longispinus Present Native Uncommon
Barnyard Grass Echinochloa crus-galli Present Non-native Uncommon
bottlebrush squirreltail, squirreltail, western bottle-brush grass Elymus elymoides Present Native Uncommon
Bearded Wheatgrass Elymus trachycaulus Present Native Common
Bundle panicgrass Panicum acuminatum Present Native Uncommon
Bulbous bluegrass Poa bulbosa Probably Present Non-native - -
big bluegrass, Sandberg bluegrass, Sandberg's bluegrass Poa secunda Present Native Uncommon
Bloomer's ricegrass Stipa X bloomeri Not In Park Native - -
broadleaf cattail Typha latifolia Present Native Uncommon
Bracken fern Pteridium aquilinum var. pubescens Present Native Uncommon
Brewer's cliff-brake Pellaea breweri Probably Present Native - -
Border cloak-fern Pellaea limitanea Present Native Rare
Blister buttercup Ranunculus sceleratus var. multifidus Unconfirmed Native - -
Bur buttercup Ranunculus testiculatus Present Non-native Uncommon
Birchleaf buckthorn Rhamnus betulifolia Present Native Uncommon
Blackbrush Coleogyne ramosissima Present Native Abundant
Bush oceanspray Holodiscus dumosus Present Native Uncommon
Bastard toadflax Comandra umbellata var. pallida Present Native Uncommon
boxelder Acer negundo Present Native Rare
Blunt-leaf spike-moss Selaginella mutica Unconfirmed Native - -
bullhead, caltrop, goathead, Mexican sandbur, puncture vine, Texas sandbur Tribulus terrestris Present Non-native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Common gilia Gilia leptomeria var. leptomeria Present Native Uncommon
Colorado Plateau spring-parsley Cymopterus purpureus var. purpureus Present Native Uncommon
Canyonlands lomatium Lomatium latilobum Present Native Uncommon
chatterbox orchid Epipactis gigantea Present Native Uncommon
Common yarrow Achillea millefolium var. lanulosa Unconfirmed Native - -
Cutleaf agoseris Agoseris glauca var. laciniata Unconfirmed Native - -
Common Burdock Arctium minus Present Non-native Uncommon
California brickellbush Brickellia californica Unconfirmed Native - -
Chicory Cichorium intybus Unconfirmed Non-native - -
Canadian horseweed Conyza canadensis var. glabrata Present Native Uncommon
Curly-cup gumweed Grindelia squarrosa var. serrulata Probably Present Native - -
Clement's goldenweed Haplopappus clementis Unconfirmed Native - -
Common sunflower Helianthus annuus ssp. lenticularis Present Native Uncommon
camphorweed Heterotheca subaxillaris Present Native Rare
Common hyalineherb Hymenopappus filifolius var. cinereus Present Native Common
Canyonlands hymenoxys Hymenoxys acaulis var. ivesiana Present Native Common
China lettuce, prickly lettuce, wild lettuce Lactuca serriola Present Non-native Uncommon
Copperweed Oxytenia acerosa Present Native Uncommon
Canadian goldenrod Solidago canadensis var. salebrosa Present Native Uncommon
Common Sow Thistle Sonchus oleraceus Present Non-native Uncommon
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 Uncommon
Canada cocklebur, Canada cockleburr, cocklebur, common cocklebur, rough cocklebur, rough cockleburr Xanthium strumarium var. canadense Present Native Uncommon
Cisco woodyaster Xylorhiza venusta Present Native Uncommon
Cushion cryptanth Cryptantha circumscissa Unconfirmed Native - -
Corrugate phacelia Phacelia crenulata var. corrugata Present Native Uncommon
California tansy-mustard Descurainia californica Probably Present Native - -
Carolina draba, Carolina whitlowgrass, creeping draba Draba reptans Probably Present Native - -
Clasping pepperwort Lepidium perfoliatum Present Non-native Rare
Clammy-weed Polanisia dodecandra var. trachysperma Unconfirmed Native - -
Castle Valley saltbush Atriplex gardneri var. cuneata Present Native Common
common lambsquarters, lambsquarters, white goosefoot Chenopodium album var. album Present Non-native Uncommon
Claretcup Echinocereus triglochidiatus var. melanacanthus Present Native Uncommon
Common pricklypear Opuntia erinacea var. erinacea Present Native Uncommon
Clay sand-verbena Abronia argillosa Unconfirmed Native - -
Crisp-leaf wild buckwheat Eriogonum corymbosum var. corymbosum Present Native Common
Cushion wild buckwheat Eriogonum ovalifolium Present Native Uncommon
curltop ladysthumb, curlytop knotweed, curlytop smartweed, dock-leaf smartweed, nodding smartweed, pale smartweed Polygonum lapathifolium Present Non-native Rare
Curly dock Rumex crispus Probably Present Non-native - -
canaigre, canaigre dock Rumex hymenosepalus Present Native Common
Colorado stickleaf Mentzelia marginata Unconfirmed Native - -
Cutler's ephedra Ephedra viridis var. viscida Present Native Uncommon
Carmine gilia Gilia subnuda Probably Present Native - -
Cave primrose Primula specuicola Present Native Uncommon
Crescent milkvetch Astragalus amphioxys var. amphioxys Present Native Common
Canoe milkvetch Astragalus cymboides Present Native Uncommon
Cisco milkvetch Astragalus sabulosus var. sabulosus Unconfirmed Native - -
Creeping rush-pea Caesalpinia repens Present Native Rare
Cushion milkwort Polygala subspinosa Present Native Rare
Cutler's milkweed Asclepias cutleri Unconfirmed Native - -
Cleavers Galium aparine var. echinospermum Present Native Rare
Colorado bedstraw Galium multiflorum var. coloradoense Present Native Uncommon
Common catalpa Catalpa bignonioides Present Non-native Rare
clustered broomrape, clustered broom-rape, purple broomrape, tufted broomrape Orobanche fasciculata Present Native Rare
Cooper's broomrape Orobanche ludoviciana var. cooperi Present Native Rare
common monkeyflower, seep monkeyflower Mimulus guttatus Not In Park Native - -
Common Plantain Plantago major Present Non-native Uncommon
Common Mullein Verbascum thapsus Present Non-native Uncommon
Cisco sego-lily Calochortus ciscoensis Present Native Uncommon
catnip noseburn Tragia ramosa Present Native Uncommon
Carolina poplar Populus X canadensis Present Non-native Uncommon
Coyote willow Salix exigua var. stenophylla Present Native Uncommon
copper mallow, orange globemallow, red falsemallow, scarlet globemallow Sphaeralcea coccinea Present Native Uncommon
clustered field sedge, slim sedge Carex praegracilis Present Native Uncommon
Creeping Spike-rush Eleocharis palustris Present Native Uncommon
Canada wildrye Elymus canadensis Present Native Uncommon
Common Reed Phragmites australis Present Native Uncommon
common maidenhair Adiantum capillus-veneris Present Native Uncommon
Common hops Humulus lupulus var. neomexicanus Unconfirmed Native - -
Curl-leaf mountain mahogany Cercocarpus ledifolius var. intermontanus Unconfirmed Native - -
Cliff-rose Purshia mexicana var. stansburyana Present Native Common
Chinese elm Ulmus pumila Present Non-native Uncommon
creeping jenny, European bindweed, field bindweed, perennial morningglory, smallflowered morningglory Convolvulus arvensis Present Non-native Uncommon
Coyote tobacco Nicotiana attenuata Unconfirmed Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Datil yucca Yucca baccata Unconfirmed Native - -
Diffuse knapweed Centaurea diffusa Not In Park Non-native - -
Desert bahia Platyschkuhria integrifolia var. desertorum Present Native Uncommon
Douglas' groundsel Senecio douglasii var. longilobus Probably Present Native - -
Dwarf cryptanth Cryptantha humilis Unconfirmed Native - -
Desert rockcress Arabis pulchra var. pallens Present Native Common
Desert goosefoot Chenopodium dessicatum Present Native Uncommon
Drummond's catchfly Lychnis drummondii Unconfirmed Native - -
Desert trumpet Eriogonum inflatum var. inflatum Present Native Uncommon
Doorweed, Common Knotgrass Polygonum aviculare Unconfirmed Non-native - -
Dwarf gilia Ipomopsis pumila Present Native Unknown
Desert phlox Phlox austromontana var. austromontana Probably Present Native - -
Diehl's milkvetch Astragalus flexuosus var. diehlii Unconfirmed Native - -
Dwarf lupine Lupinus pusillus var. pusillus Present Native Abundant
Dwarf milkweed Asclepias involucrata Probably Present Native - -
Drummond's false pennyroyal, Drummond's pennyroyal Hedeoma drummondii Present Native Uncommon
Desert olive Forestiera pubescens Present Native Rare
Desert paintbrush Castilleja chromosa Not In Park Native - -
Dalmation toadflax Linaria dalmatica Present Non-native Uncommon
desert saltgrass, inland saltgrass, marsh spikegrass, saltgrass, seashore saltgrass Distichlis spicata Present Native Uncommon
ditch polypogon Polypogon interruptus Present Non-native Uncommon
Dropseed Sporobolus asper Unconfirmed Native - -
Depauperate needlegrass Stipa coronata var. depauperata Probably Present Native - -
Desert needlegrass Stipa speciosa Present Native Uncommon
Dwarf mountain mahogany Cercocarpus intricatus Present Native Common
Dwarf ninebark Physocarpus alternans Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Eaton's aster Aster eatonii Unconfirmed Native - -
Eaton's daisy Erigeron eatonii Unconfirmed Native - -
Erect gumweed Grindelia fastigiata Present Native Uncommon
Entrada rush-pink Lygodesmia grandiflora var. entrada Present Native Rare
Eastwood's tall pepperwort Lepidium alyssoides var. eastwoodiae Present Native Rare
Elegant thelypody Thelypodiopsis elegans Present Native Rare
Eastwood's sandwort Arenaria fendleri var. eastwoodiae Present Native Uncommon
Eastwood's milkvetch Astragalus eastwoodiae Unconfirmed Native - -
Ellis' milkvetch Astragalus praelongus var. ellisiae Present Native Uncommon
Eastwood's oak Quercus X eastwoodiae Probably Present Native - -
Eastwood's paintbrush Castilleja scabrida var. scabrida Present Native Uncommon
Eastwood's monkey-flower Mimulus eastwoodiae Present Native Uncommon
Eastwood's camissonia Camissonia eastwoodiae Present Native Rare
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Fendler's cymopterus Cymopterus acaulis var. fendleri Present Native Uncommon
field sagewort Artemisia campestris var. scouleriana Present Native Common
fringed sagebrush, fringed sagewort, prairie sagewort Artemisia frigida Unconfirmed Native - -
flat-spine sheepburr, flatspine stickseed Lappula occidentalis var. cupulata Present Native Common
fringed gromwell, fringed puccoon, narrowleaf gromwell, narrowleaf pucoon, narrowleaf stoneseed, trumpet stoneseed Lithospermum incisum Present Native Rare
flaxweed tansymustard, flixweed, flixweed tansymustard, herb sophia, herb-sophia, pinnate tansymustard, tansymustard Descurainia sophia Present Non-native Uncommon
Fremont's pepperwort Lepidium fremontii Probably Present Native - -
Flax-leaved plainsmustard Schoenocrambe linifolia Unconfirmed Native - -
Four-wing saltbush Atriplex canescens var. canescens Present Native Common
Five-horn smotherweed Bassia hyssopifolia Present Non-native Uncommon
Fremont's goosefoot Chenopodium fremontii var. fremontii Present Native Uncommon
Fendler's sandwort Arenaria fendleri var. fendleri Probably Present Native - -
Flat top wild buckwheat Eriogonum corymbosum var. smithii Probably Present Native - -
Five-stamen tamarisk Tamarix chinensis Present Non-native Common
Fendlerbush Fendlera rupicola Present Native Uncommon
field horsetail Equisetum arvense Present Native Uncommon
Fisher milkvetch Astragalus piscator Unconfirmed Native - -
fragrant bedstraw Galium triflorum Present Native Uncommon
Fremont's penstemon Penstemon fremontii Probably Present Native - -
Fendler's spurge Chamaesyce fendleri Present Native Uncommon
Fremont cottonwood Populus fremontii var. fremontii Present Native Common
Fireweed Epilobium angustifolium var. canescens Probably Present Native - -
field rush Juncus tenuis Present Native Rare
Feather finger grass Chloris virgata Present Native Uncommon
feather pappusgrass Enneapogon desvauxii Present Native Rare
Fluffgrass Erioneuron pulchellum Present Native Uncommon
fowl mannagrass Glyceria striata Present Native Uncommon
Foxtail muhly Muhlenbergia andina Present Native Uncommon
False buffalograss Munroa squarrosa Present Native Uncommon
Fresh-water Cord Grass Spartina pectinata Present Native Rare
Fendler's barberry Berberis fendleri Present Native - -
Fremont's mahonia Mahonia fremontii Present Native Uncommon
Franklin's desert-lilac Ceanothus greggii var. franklinii Unconfirmed Native - -
FIELD-DODDER Cuscuta pentagona Present Native Rare
False nightshade Chamaesaracha coronopus Unconfirmed Native - -
Fendler's ground-cherry Physalis hederifolia var. fendleri Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Greene's rabbitbrush Chrysothamnus greenei Unconfirmed Native - -
Greenish rabbitbrush Chrysothamnus nauseosus var. consimilis Present Native Common
Graystem rabbitbrush Chrysothamnus nauseosus var. gnaphalodes Present Native Common
Glabrate rabbitbrush Chrysothamnus nauseosus var. graveolens Present Native Common
Green rabbitbrush Chrysothamnus viscidiflorus var. viscidiflorus Present Native Uncommon
Glaucous hawksbeard Crepis runcinata var. glauca Present Native Rare
Gray sandplant Dicoria canescens ssp. canescens Not In Park Native - -
Gumweed aster Machaeranthera grindelioides var. grindelioides Present Native Uncommon
Gray horsebrush, Spineless horsebrush Tetradymia canescens Probably Present Native - -
Golden crownbeard Verbesina encelioides var. exauriculata Unconfirmed Native - -
Green Amaranth, Pigweed Amaranthus retroflexus Present Non-native Rare
Garrett's saltbush Atriplex garrettii var. garrettii Present Native Uncommon
Green River orach Atriplex powellii var. minuticarpa Unconfirmed Native - -
Greenmolly Bassia americana Probably Present Native - -
Grand Valley wild buckwheat Eriogonum contortum Unconfirmed Native - -
Gordon's buckwheat, Gordon's eriogonum, Gordon's wild buckwheat Eriogonum gordonii Present Native Uncommon
Grand Valley desert trumpet Eriogonum inflatum var. fusiforme Present Native Uncommon
Greasewood Sarcobatus vermiculatus Present Native Uncommon
Green ephedra Ephedra viridis var. viridis Present Native Common
Gunnison's gilia Ipomopsis gunnisonii Present Native Common
Geyer's milkvetch Astragalus geyeri Present Native Uncommon
Gravel milkvetch Astragalus sabulonum Present Native Rare
Gambel's oak Quercus gambelii var. gambelii Present Native Common
Great Basin centaury Centaurium exaltatum Present Native Uncommon
Glabrous monkeyflower Mimulus glabratus var. utahensis Present Native Rare
Gunnison's mariposa Calochortus gunnisonii Unconfirmed Native - -
Goodding willow Salix gooddingii Present Native Uncommon
Gooseberry-leaf globemallow Sphaeralcea grossulariifolia Unconfirmed Native - -
golden sedge, golden-fruit sedge Carex aurea Present Native Uncommon
Garber's sedge Carex garberi Not In Park Native - -
Great Basin wildrye Elymus cinereus Present Native Uncommon
Galleta Hilaria jamesii Present Native Common
green muhly, marsh muhly Muhlenbergia racemosa Unconfirmed Native - -
Giant dropseed Sporobolus giganteus Present Native Uncommon
Golden corydalis Corydalis aurea var. occidentalis Present Native Uncommon
grass, hashish, hemp, marijuana, Mary Jane, pot Cannabis sativa Unconfirmed Non-native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Hispid golden-aster Chrysopsis villosa var. minor Present Native Common
Harriman's yucca Yucca harrimaniae var. harrimaniae Present Native Common
Hoary dusty-maiden Chaenactis douglasii Probably Present Native - -
Hairy daisy Erigeron aphanactis var. aphanactis Present Native Rare
hoary tansyaster Machaeranthera canescens var. canescens Present Native Uncommon
Hoary townsendia Townsendia incana Present Native Uncommon
Henrieville woodyaster Xylorhiza confertifolia Not In Park Native - -
Hurtleaf woodyaster Xylorhiza tortifolia var. imberbis Present Native Rare
hound's-tongue Cynoglossum officinale Probably Present Non-native - -
Howell's nama Nama retrorsum Present Native Rare
Howell's phacelia Phacelia howelliana Present Native Rare
Hare's Ear Mustard Conringia orientalis Probably Present Non-native - -
Hairy-pod pepperwort Lepidium lasiocarpum Probably Present Native - -
Heart-leaf jewelflower Streptanthus cordatus Present Native Uncommon
Halberd-leaved Orach Atriplex prostrata Unconfirmed Native - -
Halogeton Halogeton glomeratus Present Non-native Uncommon
hairspine pricklypear Opuntia polyacantha var. polyacantha Probably Present Native - -
heart's-delight, prairie snowball, snowball sand verbena, sweet sand verbena Abronia fragrans Present Native Common
horsetail, smooth horsetail, smooth scouringrush, smooth scouring-rush Equisetum laevigatum Present Native Uncommon
Hayden's milkvetch Astragalus bisulcatus var. haydenianus Unconfirmed Native - -
Hole-in-the-Rock prairie-clover Dalea flavescens var. epica Not In Park Native - -
horehound, white horehound Marrubium vulgare Probably Present Non-native - -
horned spurge Euphorbia brachycera Present Native Common
halfshrub sundrop, whitest evening primrose, whitest eveningprimrose, whitest evening-primrose, white-stem evening-primrose Oenothera albicaulis Unconfirmed Native - -
Hairy-throat evening-primrose Oenothera coronopifolia Unconfirmed Native - -
Hardstem bulrush Scirpus acutus Present Native Uncommon
hairy crabgrass Digitaria sanguinalis Present Non-native Uncommon
hairy tridens Erioneuron pilosum Present Native Uncommon
hairy evolvulus Evolvulus nuttallianus Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Ives' phacelia Phacelia ivesiana Present Native Common
Iodine bush Allenrolfea occidentalis Present Native Uncommon
Isely's milkvetch Astragalus iselyi Not In Park Native - -
Indianhemp Apocynum cannabinum Present Native Uncommon
Indiangrass, yellow indian-grass Sorghastrum nutans Unconfirmed Native - -
Indian ricegrass Stipa hymenoides Present Native Abundant
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Jones' pepperwort Lepidium montanum var. jonesii Present Native Common
Jones' amsonia Amsonia jonesii Unconfirmed Native - -
Jones' cycladenia Cycladenia humilis var. jonesii Unconfirmed Native - -
Jane's globemallow Sphaeralcea janeae Unconfirmed Native - -
Jointed Rush Juncus articulatus Present Native Rare
Jointed goatgrass Aegilops cylindrica Present Non-native Rare
Japanese brome Bromus japonicus Present Non-native Uncommon
Jones' reedgrass Calamagrostis scopulorum Present Native Rare
Juniper mistletoe Phoradendron juniperinum Probably Present Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Kachina daisy Erigeron kachinensis Unconfirmed Native - -
Kelsey's cryptanth Cryptantha kelseyana Present Native Uncommon
Kanab prairie-clover Dalea flavescens var. flavescens Present Native Uncommon
King's lupine Lupinus kingii var. kingii Unconfirmed Native - -
Kentucky bluegrass Poa pratensis Present Non-native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Lindley's white bog-orchid Habenaria dilatata var. leucostachys Present Native Rare
Louisiana wormwood Artemisia ludoviciana var. albula Present Native Uncommon
Louisiana wormwood Artemisia ludoviciana var. latiloba Not In Park Native - -
Louisiana wormwood Artemisia ludoviciana var. ludoviciana Present Native Uncommon
Louisiana wormwood Artemisia ludoviciana var. mexicana Present Native Uncommon
Leafy aster Aster frondosus Unconfirmed Native - -
Longleaf brickellbush Brickellia longifolia Present Native Uncommon
Longbract rabbitbrush Chrysothamnus parryi var. howardii Present Native Rare
Lanceleaf rabbitbrush Chrysothamnus viscidiflorus var. lanceolatus Probably Present Native - -
Long-flower cryptanth Cryptantha longiflora Present Native Uncommon
Leafy fiddleleaf Nama densum var. parviflorum Probably Present Native - -
Long-beak fiddle-mustard Streptanthella longirostris Present Native Common
Large pricklypear Opuntia phaeacantha var. major Present Native Uncommon
Long-leaved Stitchwort Stellaria longifolia Probably Present Native - -
Littleleaf mock-orange Philadelphus microphyllus Present Native Rare
Lax stickleaf Mentzelia pumila var. lagarosa Not In Park Native - -
Long-flower snowberry Symphoricarpos longiflorus Present Native Uncommon
Longflower gilia Ipomopsis longiflora Probably Present Native - -
Long-leaf phlox Phlox longifolia Unconfirmed Native - -
Longstipe milkvetch Astragalus praelongus var. lonchopus Not In Park Native - -
Large-flowered breadroot Pediomelum megalanthum Present Native Rare
Lemon scurf-pea Psoralidium lanceolatum var. lanceolatum Present Native Uncommon
Loa penstemon Penstemon ophianthus Present Native Uncommon
Lance-leaf cottonwood Populus X intercurrens Present Native Uncommon
Lavender-leaf sundrops Calylophus lavandulifolius Unconfirmed Native - -
Long-tube evening-primrose Oenothera caespitosa var. marginata Present Native Common
Longstyle rush Juncus longistylis Present Native Uncommon
little bluestem Schizachyrium scoparium Present Native Uncommon
Long-leaf ground-cherry Physalis longifolia Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Mohave brickellbush Brickellia oblongifolia var. linifolia Present Native Rare
Marshweed Flaveria campestris Present Native Rare
Mealy rosettes Psathyrotes annua Not In Park Native - -
Many-headed groundsel Senecio spartioides var. multicapitatus Present Native Uncommon
Marsh sow-thistle Sonchus uliginosus Unconfirmed Non-native - -
Moab woodyaster Xylorhiza glabriuscula var. linearifolia Present Native Rare
Matted tiquilia Tiquilia latior Present Native Uncommon
Mountain tansy-mustard Descurainia incana var. sonnei Present Native Common
Mountain draba Draba rectifructa Unconfirmed Native - -
Moab pepperplant Lepidium moabense Present Native Rare
Moab thelypody Thelypodium integrifolium var. gracilipes Present Native Uncommon
mat amaranth, prostrate amaranth, prostrate pigweed Amaranthus blitoides Present Native Uncommon
Mat saltbush Atriplex corrugata Present Native Uncommon
Mountain goosefoot Chenopodium atrovirens Unconfirmed Native - -
mountain snowberry Symphoricarpos oreophilus var. utahensis Unconfirmed Native - -
Moab milkvetch Astragalus coltonii var. moabensis Present Native Uncommon
Moenkopi milkvetch Astragalus moencoppensis Probably Present Native - -
Monument milkvetch Astragalus monumentalis Not In Park Native - -
Moab lupine Lupinus argenteus var. moabensis Unconfirmed Native - -
Mountain death camas Zigadenus elegans Not In Park Native - -
Mountain rush Juncus ensifolius var. montanus Probably Present Native - -
Mountain brome Bromus carinatus Present Native Uncommon
meadow-fescue Festuca pratensis Present Non-native Uncommon
Mexican muhly Muhlenbergia mexicana Present Native Uncommon
Muttongrass Poa fendleriana Present Native Common
Millet Setaria viridis Present Non-native Rare
Mesa dropseed Sporobolus flexuosus Present Native Common
Mormon needlegrass Stipa arida Not In Park Native - -
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Nevada onion Allium nevadense Present Native Rare
Narrowleaved yucca Yucca angustissima Probably Present Native - -
New Mexico thistle Cirsium neomexicanum var. neomexicanum Present Native Uncommon
Nakedstem Enceliopsis nudicaulis var. nudicaulis Probably Present Native - -
Noddinghead Enceliopsis nutans Present Native Uncommon
Navajo fleabane Erigeron pumilus var. concinnus Present Native Uncommon
Nuttall's sunflower Helianthus nuttallii Unconfirmed Native - -
Newberry's twinpod Physaria newberryi Probably Present Native - -
Narrow-leaf goosefoot Chenopodium leptophyllum Probably Present Native - -
Nuttall's monolepis, Nuttall's povertyweed, Nuttall's poverty-weed, patata, patota Monolepis nuttalliana Present Native Uncommon
Narrow-leaf four-o'clock Mirabilis linearis var. linearis Present Native Uncommon
Nodding wild buckwheat Eriogonum cernuum var. cernuum Present Native Common
Nevada ephedra Ephedra nevadensis Unconfirmed Native - -
Northern sweetvetch Hedysarum boreale var. boreale Present Native Uncommon
Narrow-leaf dunebroom Parryella filifolia Not In Park Native - -
Natural Bridges penstemon Penstemon strictiformis Not In Park Native - -
narrowleaf plantain Plantago lanceolata Present Non-native Uncommon
northern bog violet Viola nephrophylla Present Native Rare
Northern Willow Herb Epilobium ciliatum Present Native Uncommon
Nebraska sedge Carex nebrascensis Present Native Uncommon
Nevada rush Juncus nevadensis Probably Present Native - -
Needle-and-thread Stipa comata var. comata Present Native Common
New Mexico feathergrass Stipa neomexicana Probably Present Native - -
Nuttall's larkspur Delphinium nuttallianum Present Native Uncommon
Netleaf hackberry Celtis reticulata Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Onion spring-parsley Cymopterus bulbosus Present Native Uncommon
Orange agoseris Agoseris aurantiaca var. aurantiaca Unconfirmed Native - -
Obscure cryptanth Cryptantha ambigua Unconfirmed Native - -
Osterhout's cryptanth Cryptantha osterhoutii Present Native Rare
Oakleaf goosefoot Chenopodium glaucum var. salinum Probably Present Native - -
Olney THREE-SQUARE Scirpus americanus Not In Park Native - -
Orchard Grass Dactylis glomerata Present Non-native Rare
Old-witch Grass Panicum capillare Present Native Uncommon
old switch panic grass, switchgrass Panicum virgatum Present Native Unknown
Oregon woodsia Woodsia oregana Unconfirmed Native - -
Oregon-grape Mahonia repens Present Native Uncommon
oleaster, Russian olive, Russian-olive, Trebizond-date Elaeagnus angustifolia Present Non-native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Perennial rockcress Arabis perennans var. perennans Present Native Uncommon
Paiute suncup Camissonia scapoidea var. scapoidea Present Native Uncommon
Parry's lomatium Lomatium parryi Present Native Uncommon
prairie onion, textile onion, wild onion Allium textile Present Native Uncommon
Pink funnel-lily Androstephium breviflorum Present Native Rare
Pacific aster Aster ascendens Present Native Uncommon
Puberulent rabbitbrush Chrysothamnus viscidiflorus var. puberulus Unconfirmed Native - -
Pretty thistle Cirsium calcareum var. pulchellum Present Native Uncommon
Purpledisk sunflower Helianthella microcephala Unconfirmed Native - -
Prairie sunflower Helianthus petiolaris ssp. fallax Present Native Uncommon
Poverty-weed Iva axillaris Probably Present Native - -
Prenanthella Prenanthella exigua Unconfirmed Native - -
Piliferous turtleback Psathyrotes pilifera Unconfirmed Native - -
prairie coneflower, redspike Mexican hat, upright prairie coneflower Ratibida columnifera Unconfirmed Native - -
Plateau yellow cryptanth Cryptantha flava Present Native Common
Plateau cryptanth Cryptantha fulvocanescens Present Native Uncommon
Purple-mat Nama demissum Not In Park Native - -
Prairie pepperwort Lepidium densiflorum var. densiflorum Unconfirmed Native - -
Prairie pepperwort Lepidium densiflorum var. ramosum Present Native Uncommon
Prince's-plume Stanleya pinnata Present Native Common
Palmer's stinkweed Cleomella palmeriana var. palmeriana Unconfirmed Native - -
Powell's orach Atriplex powellii var. powellii Unconfirmed Native - -
Pitseed goosefoot Chenopodium album var. berlandieri Present Native Uncommon
prickly Russian thistle, tumbleweed Salsola tragus Present Non-native Uncommon
Pretty wild buckwheat Eriogonum bicolor Present Native Uncommon
Palmer's wild buckwheat Eriogonum palmerianum Unconfirmed Native - -
Purslane Portulaca oleracea Present Non-native Uncommon
Prickly-phlox Leptodactylon pungens Probably Present Native - -
Pygmy-flower rock-jasmine Androsace septentrionalis Unconfirmed Native - -
Painted milkvetch Astragalus ceramicus var. ceramicus Present Native Rare
Pliant milkvetch Astragalus flexuosus var. flexuosus Unconfirmed Native - -
Preuss' milkvetch Astragalus preussii var. latus Present Native Common
Pallid milkweed Asclepias cryptoceras var. cryptoceras Present Native Uncommon
Purple sage Poliomintha incana Present Native Common
Parry's spurge Chamaesyce parryi Present Native Common
peachleaf willow, peach-leaf willow Salix amygdaloides Present Native Uncommon
Purple Loosestrife Lythrum salicaria Present Non-native Rare
Paria evening-primrose Oenothera caespitosa var. navajoensis Present Native Uncommon
Pale evening-primrose Oenothera pallida var. pallida Present Native Common
Pale evening-primrose Oenothera pallida var. trichocalyx Probably Present Native - -
Porcupine Sedge Carex hystericina Present Native Uncommon
purple 3-awn, purple threeawn, purple three-awn, red threeawn Aristida purpurea Present Native Common
purple love grass, purple lovegrass, spreading lovegrass, tufted lovegrass Eragrostis pectinacea Present Native Uncommon
prairie wedgegrass Sphenopholis obtusata Present Native Rare
Pale larkspur Delphinium andersonii var. scaposum Present Native Uncommon
Pennsylvania Pellitory Parietaria pensylvanica Present Native - -
Pinyon dwarf-mistletoe Arceuthobium divaricatum Probably Present Native - -
Poison Ivy Toxicodendron rydbergii Present Native Uncommon
 Name(s)  Scientific Name  Occurrence  Nativeness  Abundance
Rock spring-parsley Cymopterus terebinthinus var. petraeus Unconfirmed Native - -
Rayless alkali aster Aster brachyactis Present Native Uncommon
Rio Grande seepwillow Baccharis salicina Present Native Rare
Rough brickellbush Brickellia microphylla var. scabra Present Native Uncommon
Russian knapweed Centaurea repens Present Non-native Uncommon
Rose-heath Chaetopappa ericoides Present Native Uncommon
Rush rabbitbrush Chrysothamnus nauseosus var. junceus Present Native Uncommon
Rydberg's thistle Cirsium rydbergii Present Native Rare
Rydberg's gumweed Grindelia aphanactis Not In Park Native - -
Rusby's goldenb