| | | | |
Scientific Name | Preferred Common Names | Park Occurrence | Abundance | Nativeness |
| |
Mammals | | |
Artiodactyla/Bovidae | | |
| mountain goat | | Rare | Non-native (Invasive) |
Artiodactyla/Cervidae | | |
| Roosevelt elk | | Abundant | Native |
| black-tailed deer | | Common | Native |
Carnivora/Canidae | | |
| coyote | | Common | Unknown |
Carnivora/Felidae | | |
| bobcat | | Common | Native |
| mountain lion, cougar | | Common | Native |
Carnivora/Mephitidae | | |
| striped skunk | | Uncommon | Native |
| civit cat, spotted skunk | | Common | Native |
Carnivora/Mustelidae | | |
| sea otter | | Common | Native |
| Common Otter, North American River Otter, Northern River Otter, River Otter | | Uncommon | Native |
| Coastal Marten, Pacific Marten | | Uncommon | Native |
| Olympic ermine, Olympic short-tailed weasel | | Common | Native |
| long-tailed weasel | | Uncommon | Native |
| American mink | | Common | Native |
| fisher | | Uncommon | Native |
Carnivora/Otariidae | | |
| Guadalupe Fur Seal | | Rare | Native |
| northern fur seal | | Uncommon | Native |
| northern sea lion, Steller sea-lion | | Common | Native |
| California sea-lion | | Common | Native |
Carnivora/Phocidae | | |
| northern elephant seal | | Common | Native |
| harbor seal | | Common | Native |
Carnivora/Procyonidae | | |
| raccoon | | Common | Native |
Carnivora/Ursidae | | |
| black bear | | Common | Native |
Chiroptera/Vespertilionidae | | |
| long-eared bat, western big-eared bat | | Common | Native |
| big brown bat | | Common | Native |
| silver-haired bat | | Common | Native |
| hoary bat | | Common | Native |
| California myotis | | Common | Native |
| long-eared myotis, western long-eared myotis | | Common | Native |
| Little Brown Bat, Little Brown Myotis | | Common | Native |
| hairy-winged myotis, long-legged myotis | | Common | Native |
| Yuma myotis | | Common | Native |
Didelphimorphia/Didelphidae | | |
| Virginia Opossum | | | Non-native |
Eulipotyphla/Soricidae | | |
| Bendire water shrew, Pacific water shrew | | Uncommon | Native |
| cinereous shrew, masked shrew | | Rare | Native |
| dusky shrew | | Common | Native |
| mountain water shrew, water shrew | | Uncommon | Native |
| Trowbridge shrew, Trowbridge's shrew | | Common | Native |
| Destruction Island Shrew | | Common | Native |
| wandering shrew | | Common | Native |
Eulipotyphla/Talpidae | | |
| shrew-mole | | Common | Native |
| coast mole | | Common | Native |
| snow mole, Townsend's Mole | | Common | Native |
| Olympic Snow Mole, Olympic Mountains Mole | | Common | Native |
Lagomorpha/Leporidae | | |
| snowshoe rabbit | | Common | Native |
Rodentia/Aplodontiidae | | |
| Mountain Beaver, Sewellel | | Common | Native |
Rodentia/Castoridae | | |
| American Beaver, North American Beaver | | Uncommon | Native |
Rodentia/Cricetidae | | |
| gapper red-backed mouse | | Common | Native |
| long-tailed vole | | Uncommon | Native |
| creeping vole | | Common | Native |
| Townsend's vole | | Common | Native |
| bushy-tailed woodrat | | Uncommon | Native |
| muskrat | | Uncommon | Native |
| Keen's Mouse, Northwestern Deermouse | | Abundant | Native |
| white-footed mouse | | Common | Native |
| heather vole | | Uncommon | Native |
Rodentia/Dipodidae | | |
| Pacific jumping mouse | | Common | Native |
Rodentia/Erethizontidae | | |
| porcupine | | Unknown | Non-native |
Rodentia/Geomyidae | | |
| Olympic pocket gopher | | Uncommon | Native |
Rodentia/Muridae | | |
| House Mouse | | Uncommon | Non-native |
| Brown Rat, Norway Rat | | Uncommon | Non-native |
| Black Rat, House Rat, Roof Rat | | Uncommon | Non-native |
Rodentia/Sciuridae | | |
| Humboldt's flying squirrel | | Common | Native |
| Olympic marmot | | Common | Native |
| Olympic chipmunk | | Common | Native |
| Townsend chipmunk | | Common | Native |
| Douglas' squirrel | | Common | Native |
| | | | | |
Birds | | |
Accipitriformes/Accipitridae | | |
| Cooper's Hawk | | Uncommon | Native |
| Northern Goshawk | | Uncommon | Native |
| Sharp-shinned Hawk | | Uncommon | Native |
| Golden Eagle | | Uncommon | Native |
| Red-tailed Hawk | | Common | Native |
| Rough-legged Hawk | | | Native |
| Broad-winged Hawk | Probably Present (Adjacent) | | Native |
| Northern Harrier | | Common | Native |
| Bald Eagle | | Common | Native |
Accipitriformes/Cathartidae | | |
| Turkey Vulture | | Common | Native |
Accipitriformes/Pandionidae | | |
| Osprey | | Uncommon | Native |
Anseriformes/Anatidae | | |
| Wood Duck | | Uncommon | Native |
| Northern Pintail | | Rare | Native |
| American Wigeon | | Common | Native |
| Northern Shoveler | | Uncommon | Native |
| Green-winged Teal | | Uncommon | Native |
| Cinnamon Teal | | Occasional | Native |
| Blue-winged Teal | | Occasional | Native |
| Eurasian Wigeon | | | Native |
| Mallard | | Common | Native |
| Gadwall | | Rare | Native |
| Greater White-fronted Goose | | Rare | Native |
| Lesser Scaup | | Uncommon | Native |
| Redhead | | Occasional | Native |
| Ring-necked Duck | | Common | Native |
| Greater Scaup | | Uncommon | Native |
| Canvasback | | Occasional | Native |
| Brant | | Occasional | Native |
| Canada Goose | | Common | Native |
| Cackling Goose | | Uncommon | Native |
| Bufflehead | | Common | Native |
| Common Goldeneye | | Uncommon | Native |
| Barrow's Goldeneye | | Uncommon | Native |
| Snow Goose | | | Native |
| Long-tailed Duck | | Uncommon | Native |
| Trumpeter Swan | | Uncommon | Native |
| Tundra Swan | | Uncommon | Native |
| Harlequin Duck | | Common | Native |
| Hooded Merganser | | Uncommon | Native |
| White-winged Scoter | | Uncommon | Native |
| Black Scoter | | | Native |
| Surf Scoter | | Abundant | Native |
| Common Merganser | | Common | Native |
| Red-breasted Merganser | | Common | Native |
| Ruddy Duck | | Occasional | Native |
Apodiformes/Apodidae | | |
| Vaux's Swift | | Common | Native |
| Black Swift | | Uncommon | Native |
Apodiformes/Trochilidae | | |
| Anna's Hummingbird | | Uncommon | Native |
| Rufous Hummingbird | | Common | Native |
Caprimulgiformes/Caprimulgidae | | |
| Common Nighthawk | | Uncommon | Native |
Charadriiformes/Alcidae | | |
| Marbled Murrelet | | Common | Native |
| Pigeon Guillemot | | Common | Native |
| Rhinoceros Auklet | | Common | Native |
| Tufted Puffin | | Uncommon | Native |
| Cassin's Auklet | | Common | Native |
| Ancient Murrelet | | | Native |
| Common Murre | | Common | Native |
Charadriiformes/Charadriidae | | |
| Semipalmated Plover | | Uncommon | Native |
| Killdeer | | Uncommon | Native |
| Pacific Golden-Plover | | Uncommon | Native |
| Black-bellied Plover | | Common | Native |
Charadriiformes/Haematopodidae | | |
| Black Oystercatcher | | Common | Native |
Charadriiformes/Laridae | | |
| Caspian Tern | | Common | Native |
| Herring Gull | | Uncommon | Native |
| California Gull | | Common | Native |
| Mew Gull | | Abundant | Native |
| Ring-billed Gull | | Uncommon | Native |
| Glaucous-winged Gull | | Abundant | Native |
| Heermann's Gull | | Common | Native |
| Glaucous Gull | | Rare | Native |
| Western Gull | | Common | Native |
| Olympic Gull | | Abundant | Native |
| Bonaparte's Gull | | Common | Native |
| Franklin's Gull | | Occasional | Native |
| Slaty-backed Gull | | | Native |
| Thayer's Gull | | Uncommon | Native |
| Laughing Gull | | Occasional | Native |
| Black-legged Kittiwake | | Uncommon | Native |
| Forster's Tern | | Uncommon | Native |
| Common Tern | | | Native |
| Arctic Tern | | | Native |
| Elegant Tern | | Rare | Native |
Charadriiformes/Scolopacidae | | |
| Spotted Sandpiper | | Common | Native |
| Surfbird | | Common | Native |
| Ruddy Turnstone | | Uncommon | Native |
| Black Turnstone | | Common | Native |
| Sanderling | | Common | Native |
| Dunlin | | Common | Native |
| Baird's Sandpiper | | Uncommon | Native |
| Red Knot | | Uncommon | Native |
| Western Sandpiper | | Abundant | Native |
| Pectoral Sandpiper | | Rare | Native |
| Least Sandpiper | | Common | Native |
| Rock Sandpiper | | Uncommon | Native |
| Semipalmated Sandpiper | | | Native |
| Red-necked Stint | | Occasional | Native |
| Common Snipe | | Uncommon | Native |
| Wandering Tattler | | Uncommon | Native |
| Short-billed Dowitcher | | Uncommon | Native |
| Long-billed Dowitcher | | Uncommon | Native |
| Marbled Godwit | | Uncommon | Native |
| Whimbrel | | Uncommon | Native |
| Red Phalarope | | Occasional | Native |
| Northern Phalarope | | Uncommon | Native |
| Lesser Yellowlegs | | Uncommon | Native |
| Greater Yellowlegs | | Uncommon | Native |
| Solitary Sandpiper | | Occasional | Native |
Charadriiformes/Stercorariidae | | |
| Long-tailed Jaeger | | | Native |
| Parasitic Jaeger | | | Native |
| Pomarine Jaeger | | Unknown | Native |
Columbiformes/Columbidae | | |
| Rock Pigeon | | Uncommon | Non-native |
| Band-tailed Pigeon | | Common | Native |
| Eurasian Collared-Dove | | Uncommon | Non-native |
| Mourning Dove | | Occasional | Native |
Coraciiformes/Alcedinidae | | |
| Belted Kingfisher | | Common | Native |
Falconiformes/Falconidae | | |
| Merlin (tundra subspecies) | | Uncommon | Native |
| Merlin (coastal forest subspecies) | | Uncommon | Native |
| Peregrine Falcon | | Uncommon | Native |
| American Kestrel | | Uncommon | Native |
Galliformes/Odontophoridae | | |
| California Quail | | Uncommon | Native |
Galliformes/Phasianidae | | |
| Ruffed Grouse | | Common | Native |
| Sooty Grouse | | Common | Native |
| Ring-necked Pheasant | | Occasional | Non-native |
Gaviiformes/Gaviidae | | |
| Common Loon | | Common | Native |
| Pacific Loon | | Common | Native |
| Red-throated Loon | | Common | Native |
Gruiformes/Gruidae | | |
| Sandhill Crane | | Uncommon | Native |
Gruiformes/Rallidae | | |
| American Coot | | Uncommon | Native |
| Virginia Rail | | Rare | Native |
Passeriformes/Aegithalidae | | |
| Bushtit | | Uncommon | Native |
Passeriformes/Alaudidae | | |
| Horned Lark | | Common | Native |
Passeriformes/Bombycillidae | | |
| Cedar Waxwing | | Uncommon | Native |
| Bohemian Waxwing | | Rare | Native |
Passeriformes/Calcariidae | | |
| Lapland Longspur | | Occasional | Native |
| Snow Bunting | | Occasional | Native |
Passeriformes/Cardinalidae | | |
| Lazuli Bunting | | Occasional | Native |
| Indigo Bunting | | Occasional | Native |
| Black-headed Grosbeak | | Uncommon | Native |
| Western Tanager | | Common | Native |
Passeriformes/Certhiidae | | |
| Brown Creeper | | Common | Native |
Passeriformes/Cinclidae | | |
| American Dipper | | Common | Native |
Passeriformes/Corvidae | | |
| American Crow | | Common | Native |
| Northwestern Crow | | Abundant | Native |
| Common Raven | | Common | Native |
| Steller's Jay | | Common | Native |
| Clark's Nutcracker | | Uncommon | Native |
| Gray Jay | | Common | Native |
Passeriformes/Fringillidae | | |
| Common Redpoll | | Occasional | Native |
| Pine Siskin | | Abundant | Native |
| American Goldfinch | | Uncommon | Native |
| Cassin's Finch | | Occasional | Native |
| House Finch | | Uncommon | Native |
| Purple Finch | | Uncommon | Native |
| Evening Grosbeak | | Common | Native |
| Gray-crowned Rosy-Finch | | Uncommon | Native |
| Red Crossbill | | Abundant | Native |
| White-winged Crossbill | | Occasional | Native |
| Pine Grosbeak | | Uncommon | Native |
Passeriformes/Hirundinidae | | |
| Barn Swallow | | Common | Native |
| American Cliff Swallow | | Common | Native |
| Northern Rough-winged Swallow | | Common | Native |
| Tree Swallow | | Common | Native |
| Violet-green Swallow | | Common | Native |
Passeriformes/Icteridae | | |
| Red-winged Blackbird | | Common | Native |
| Brewer's Blackbird | | Uncommon | Native |
| Northern Oriole | | Occasional | Native |
| Brown-headed Cowbird | | Uncommon | Native |
| Western Meadowlark | | Rare | Native |
| Yellow-headed Blackbird | | Occasional | Native |
Passeriformes/Laniidae | | |
| Northern Shrike | | Occasional | Native |
Passeriformes/Mimidae | | |
| Northern Mockingbird | | Occasional | Native |
Passeriformes/Motacillidae | | |
| American Pipit | | Common | Native |
Passeriformes/Paridae | | |
| Black-capped Chickadee | | Uncommon | Native |
| Chestnut-backed Chickadee | | Abundant | Native |
Passeriformes/Parulidae | | |
| | | Occasional | Native |
| Yellow-rumped Warber (Audubon's) | | Abundant | Native |
| Yellow-rumped Warbler (Myrtle) | | Common | Native |
| Black-throated Gray Warbler | | Abundant | Native |
| Hermit Warbler | | Abundant | Native |
| | | | Native |
| Yellow Warbler | | Common | Native |
| Townsend's Warbler | | Abundant | Native |
| Common Yellowthroat | | Common | Native |
| Macgillivray's Warbler | | Common | Native |
| | | Occasional | Native |
| American Redstart | | Occasional | Native |
| Orange-crowned Warbler | | Common | Native |
| Wilson's Warbler | | Common | Native |
Passeriformes/Passerellidae | | |
| Dark-eyed Junco | | Abundant | Native |
| Swamp Sparrow | | Occasional | Native |
| Lincoln's Sparrow | | Uncommon | Native |
| Song Sparrow | | Common | Native |
| Savannah Sparrow | | Common | Native |
| Fox Sparrow | | Common | Native |
| Spotted Towhee | | Common | Native |
| Vesper Sparrow | | Occasional | Native |
| Chipping Sparrow | | Uncommon | Native |
| White-throated Sparrow | | Occasional | Native |
| Golden-crowned Sparrow | | Common | Native |
| White-crowned Sparrow | | Common | Native |
Passeriformes/Passeridae | | |
| House Sparrow | | Uncommon | Non-native |
Passeriformes/Regulidae | | |
| Ruby-crowned Kinglet | | Common | Native |
| Golden-crowned Kinglet | | Abundant | Native |
Passeriformes/Sittidae | | |
| Red-breasted Nuthatch | | Abundant | Native |
Passeriformes/Sturnidae | | |
| European Starling | | Uncommon | Non-native |
Passeriformes/Troglodytidae | | |
| Marsh Wren | | Common | Native |
| Rock Wren | | Rare | Native |
| Bewick's Wren | | Uncommon | Native |
| House Wren | | Rare | Native |
| Pacific (Winter) Wren | | Abundant | Native |
Passeriformes/Turdidae | | |
| Hermit Thrush | | Common | Native |
| Swainson's Thrush | | Common | Native |
| Varied Thrush | | Abundant | Native |
| Townsend's Solitaire | | Uncommon | Native |
| Mountain Bluebird | | Rare | Native |
| Western Bluebird | | Rare | Native |
| American Robin | | Abundant | Native |
Passeriformes/Tyrannidae | | |
| Olive-sided flycatcher | | Common | Native |
| Western Wood-Pewee | | Uncommon | Native |
| Pacific-slope Flycatcher | | Abundant | Native |
| Hammond's Flycatcher | | Common | Native |
| American Dusky Flycatcher | | Occasional | Native |
| Willow Flycatcher | | Uncommon | Native |
| Eastern Phoebe | | Occasional | Native |
| Eastern Kingbird | | Occasional | Native |
Passeriformes/Vireonidae | | |
| Cassin's Vireo | | Rare | Native |
| Warbling Vireo | | Common | Native |
| Hutton's Vireo | | Common | Native |
Pelecaniformes/Ardeidae | | |
| Great Blue Heron | | Uncommon | Native |
| Cattle Egret | | Occasional | Native |
| Green-backed Heron | | Uncommon | Native |
Pelecaniformes/Pelecanidae | | |
| American White Pelican | | Occasional | Native |
| Brown Pelican | | Common | Native |
Piciformes/Picidae | | |
| Northern Flicker | | Common | Native |
| Pileated Woodpecker | | Common | Native |
| Acorn Woodpecker | | Occasional | Native |
| Lewis' Woodpecker, Lewis's Woodpecker | | Rare | Native |
| Downy Woodpecker | | Uncommon | Native |
| American Three-toed Woodpecker | | Rare | Native |
| Hairy Woodpecker | | Common | Native |
| Red-naped Sapsucker | | Occasional | Native |
| Red-breasted Sapsucker | | Uncommon | Native |
Podicipediformes/Podicipedidae | | |
| Western Grebe | | Common | Native |
| Horned Grebe | | Uncommon | Native |
| Red-necked Grebe | | Uncommon | Native |
| Pied-billed Grebe | | Uncommon | Native |
Procellariiformes/Hydrobatidae | | |
| Fork-tailed Storm-Petrel | | Uncommon | Native |
| Leach's Storm-Petrel | | Uncommon | Native |
Procellariiformes/Procellariidae | | |
| Sooty Shearwater | | Uncommon | Native |
| Manx Shearwater | Probably Present (Adjacent) | | Native |
Strigiformes/Strigidae | | |
| Northern Saw-whet Owl | | Uncommon | Native |
| Short-eared Owl | | Rare | Native |
| Long-eared Owl | | Rare | Native |
| Great Horned Owl | | Uncommon | Native |
| Northern Pygmy-Owl | | Common | Native |
| Snowy Owl | | Rare | Native |
| Western Screech-Owl | | Uncommon | Native |
| Northern Spotted Owl | | Rare | Native |
| Barred Owl | | Common | Non-native |
Strigiformes/Tytonidae | | |
| Barn Owl | | Occasional | Native |
Suliformes/Phalacrocoracidae | | |
| Double-crested Cormorant | | Abundant | Native |
| Pelagic Cormorant | | Abundant | Native |
| Brandt's Cormorant | | Common | Native |
| | | | | |
Reptiles | | |
Squamata/Anguidae | | |
| Northern Alligator Lizard | | Uncommon | Native |
Squamata/Charinidae | | |
| Northern Rubber Boa, Rubber Boa | | Rare | Native |
Squamata/Colubridae | | |
| Northwestern Garter Snake, Northwestern Gartersnake, Puget Sound Garter Snake | | Common | Native |
| Common Garter Snake, Common Gartersnake | | Uncommon | Native |
Squamata/Iguanidae | | |
| Western Fence Lizard | | Rare | Native |
| | | | | |
Amphibians | | |
Anura/Ascaphidae | | |
| tailed frog | | Common | Native |
Anura/Bufonidae | | |
| Western Toad | | Uncommon | Native |
Anura/Hylidae | | |
| Pacific tree frog | | Common | Native |
Anura/Ranidae | | |
| red-legged frog | | Common | Native |
| Cascades frog | | Common | Native |
Caudata/Ambystomatidae | | |
| northwestern salamander | | Common | Native |
| long-toed salamander | | Common | Native |
| Cope's Giant Salamander | | Uncommon | Native |
Caudata/Plethodontidae | | |
| Ensatina | | Abundant | Native |
| Van Dyke's salamander | | Uncommon | Native |
| western red-backed salamander | | Abundant | Native |
Caudata/Rhyacotritonidae | | |
| Olympic Salamander, Olympic torrent salamander | | Common | Native |
Caudata/Salamandridae | | |
| Rough-skinned Newt | | Uncommon | Native |
| | | | | |
Fish | | |
Clupeiformes/Clupeidae | | |
| Pacific herring | | Abundant | Native |
| Pacific sardine | | Abundant | Native |
Clupeiformes/Engraulidae | | |
| Californian anchoveta, North Pacific anchovy, northern anchovy | | Abundant | Native |
Cypriniformes/Catostomidae | | |
| longnose sucker, Salish sucker | | Occasional | Native |
| Largescale Sucker | | Unknown | Native |
Cypriniformes/Leuciscidae | | |
| peamouth, peamouth chub | | Unknown | Native |
| northern squawfish | | Abundant | Native |
| Longnose Dace | | Unknown | Native |
| Speckled Dace | | Unknown | Native |
| redside shiner | | Unknown | Native |
Esociformes/Umbridae | | |
| Olympic mudminnow | | Uncommon | Native |
Gadiformes/Gadidae | | |
| Pacific tomcod | | Uncommon | Native |
Gasterosteiformes/Aulorhynchidae | | |
| tubesnout, tube-snout | | Common | Native |
Gasterosteiformes/Gasterosteidae | | |
| threespine stickleback | | Common | Native |
Gasterosteiformes/Syngnathidae | | |
| bay pipefish, slendernosed pipefish | | Common | Native |
Osmeriformes/Osmeridae | | |
| Surf Smelt | | Abundant | Native |
| Night Smelt | | | Native |
| longfin smelt | | | Native |
| eulachon | | Unknown | Native |
Perciformes/Ammodytidae | | |
| Pacific sand lance | | Common | Native |
Perciformes/Centrarchidae | | |
| largemouth bass | | Occasional | Non-native |
Perciformes/Clinidae | | |
| crevice kelpfish, scarlet kelpfish | | Uncommon | Native |
Perciformes/Embiotocidae | | |
| calico surfperch | | Abundant | Native |
| redtail surfperch | | Common | Native |
| shiner surfperch | | Abundant | Native |
| pile surfperch | | Common | Native |
| striped sea perch, striped surfperch | | Abundant | Native |
| spotfin surfperch | | Common | Native |
| silver surfperch | | Common | Native |
Perciformes/Gobiesocidae | | |
| northern clingfish | | Uncommon | Native |
Perciformes/Percidae | | |
| yellow perch | | Unknown | Non-native |
Perciformes/Pholidae | | |
| penpoint gunnel | | Common | Native |
| rockweed gunnel | | Uncommon | Native |
| crescent gunnel | | Common | Native |
| saddleback gunnel | | Common | Native |
| red gunnel | | Uncommon | Native |
Perciformes/Stichaeidae | | |
| high cockscomb | | Uncommon | Native |
| mosshead warbonnet | | Uncommon | Native |
| black prickleback | | Common | Native |
| rock prickleback | | Common | Native |
Perciformes/Trichodontidae | | |
| Pacific sandfish | | Uncommon | Native |
Petromyzontiformes/Petromyzontidae | | |
| western brook lamprey | | | Native |
| Pacific lamprey | | | Native |
Pleuronectiformes/Pleuronectidae | | |
| starry flounder, Starry Flounder | | Abundant | Native |
| curlfin sole, Curlfin Sole | | Uncommon | Native |
| sand sole, Sand Sole | | Uncommon | Native |
Salmoniformes/Salmonidae | | |
| cutthroat trout | | Common | Native |
| pink salmon | | Occasional | Native |
| chum salmon | | Uncommon | Native |
| coho salmon | | Abundant | Native |
| rainbow trout, steelhead/rainbow trout | | Common | Native |
| sockeye salmon | | Common | Native |
| chinook salmon | | Common | Native |
| pygmy whitefish | | Occasional | Native |
| mountain whitefish | | Abundant | Native |
| Atlantic salmon | | | Non-native |
| bull trout | | Common | Native |
| brook trout | | Abundant | Non-native |
| Dolly Varden | | Common | Native |
Scorpaeniformes/Agonidae | | |
| tubesnout poacher | | Common | Native |
Scorpaeniformes/Cottidae | | |
| padded sculpin | | Uncommon | Native |
| scalyhead sculpin | | Common | Native |
| smoothhead sculpin | | Common | Native |
| bonyhead sculpin | | Uncommon | Native |
| rosylip sculpin | | Common | Native |
| sharpnose sculpin | | Common | Native |
| calico sculpin | | Common | Native |
| mosshead sculpin | | Uncommon | Native |
| coastrange sculpin | | Unknown | Native |
| prickly sculpin | | Unknown | Native |
| shorthead sculpin | | Unknown | Native |
| riffle sculpin | | Abundant | Native |
| reticulate sculpin | | Unknown | Native |
| torrent sculpin | | Unknown | Native |
| buffalo sculpin | | Common | Native |
| red Irish lord | | Uncommon | Native |
| brown Irish lord | | Uncommon | Native |
| staghorn sculpin | | Common | Native |
| tidepool sculpin | | Abundant | Native |
| rosy sculpin | | | Native |
| fluffy sculpin | | Abundant | Native |
| cabezon, giant marbled sculpin | | Common | Native |
Scorpaeniformes/Hemitripteridae | | |
| silverspotted sculpin | | Common | Native |
Scorpaeniformes/Hexagrammidae | | |
| kelp greenling | | Common | Native |
| rock greenling | | Common | Native |
| ling cod | | Unknown | Native |
Scorpaeniformes/Liparidae | | |
| spotted snailfish | | Uncommon | Native |
| tidepool snailfish | | Uncommon | Native |
| slipskin snailfish | | Uncommon | Native |
| ringtail snailfish | | Uncommon | Native |
| lobefin snailfish | | | Native |
Siluriformes/Ictaluridae | | |
| yellow bullhead | | Unknown | Non-native |
| | | | | |
Vascular Plants | | |
| | | |
| | | | Native |
Alismatales/Alismataceae | | |
| northern water plantain, northern water-plantain | | | Native |
| arumleaf arrowhead, arum-leaf arrowhead, nothern arrowhead, wapato | | | Non-native |
| broadleaf arrowhead | | Uncommon | Native |
Alismatales/Araceae | | |
| Water lentil | | | Native |
| American skunkcabbage | | Common | Native |
| Great-duckweed | | | Native |
Alismatales/Hydrocharitaceae | | |
| broad waterweed, Canada waterweed, Canadian waterweed | | Uncommon | Native |
| Slender water-nymph | | Rare | Native |
| American eelgrass, eel-grass, watercelery | | | Non-native |
Alismatales/Potamogetonaceae | | |
| Large-leaved pondweed | | | Native |
| ribbonleaf pondweed | | Uncommon | Native |
| Slender-leaved pondweed | | Rare | Native |
| Grass-leaved pondweed | | Uncommon | Native |
| Illinois pondweed | | Rare | Native |
| Floating leaved pondweed | | Uncommon | Native |
| small pondweed | | Unknown | Native |
| red-head pondweed, Richardson pondweed, Richardson's pondweed | | Rare | Native |
| Robbins pondweed, Robbins' pondweed | | | Native |
Alismatales/Tofieldiaceae | | |
| Sticky false asphodel | | Uncommon | Native |
Alismatales/Zosteraceae | | |
| Scouler's surfgrass | | Common | Native |
| Serrulate surfgrass | | | Native |
| Torrey's surfgrass | | | Native |
| eelgrass, seawrack | | | Native |
Apiales/Apiaceae | | |
| Sharptooth angelica | | Uncommon | Native |
| kneeling angelica | | Uncommon | Native |
| Henderson's angelica | | | Native |
| Seawatch | | | Native |
| bur chervil, burr chervil | | Unknown | Non-native |
| Pacific hemlockparsley | | Unknown | Native |
| cigue maculee, cigue tachetee, deadly hemlock, poison hemlock, poison parsley, poison-hemlock | | Rare | Non-native |
| bird's nest, Queen Anne's lace, wild carrot | | Rare | Non-native |
| Rattlesnake weed | | | Native |
| American glehnia | | | Native |
| Cow parsnip | | Uncommon | Native |
| Giant cow-parsnip | | | Non-native |
| Celery-leaved lovage | | | Native |
| Western lelaeopsis | | Rare | Native |
| Fern-leaved lomatium | | Rare | Native |
| Martindale's lomatium | | Uncommon | Native |
| Pestle parsnip | | Uncommon | Native |
| Pomo celery | | Uncommon | Native |
| Pacific oenanthe | | Common | Native |
| mountain sweetroot, sweet cicely, sweetcicely | | Unknown | Native |
| Blunt-fruited sweet-cicely | | Rare | Native |
| sweetanise, western sweetroot | | Rare | Native |
| purple sweetroot | | Common | Native |
| Gairdner's yampa | | Uncommon | Native |
| Pacific sanicle | | | Native |
| Pacific sanicle | | | Native |
| Sierra sanicle | | Uncommon | Native |
| California hedge-parsley | | | Native |
Apiales/Araliaceae | | |
| English ivy | | Common | Non-native |
| devilsclub | | Common | Native |
Aquifoliales/Aquifoliaceae | | |
| English holly | | Abundant | Non-native |
Asparagales/Amaryllidaceae | | |
| tapertip onion, taper-tip onion | | Uncommon | Native |
| nodding onion | | Uncommon | Native |
| Scalloped onion | | Common | Native |
| poet's narcissus | | | Non-native |
| Daffodil | | Occasional | Non-native |
Asparagales/Asparagaceae | | |
| Harvest brodiaea | | Unknown | Native |
| Ookow | | | Native |
| Spanish bluebells | | | Non-native |
| Beadruby | | Common | Native |
| Large false solomon's seal | | Uncommon | Native |
| Starry false solomon's seal | | Uncommon | Native |
| Grape-hyacinth | | | Non-native |
| Hyacinth brodiaea | | Rare | Native |
Asparagales/Asphodelaceae | | |
| orange daylily, tawny daylily | | | Non-native |
Asparagales/Iridaceae | | |
| Yellow flag iris | | Uncommon | Non-native |
| Grass widows | | Rare | Native |
| Idaho blue-eyed grass | | Rare | Native |
| Shore blue-eyed grass | | | Native |
Asparagales/Orchidaceae | | |
| Fairy slipper | | Uncommon | Native |
| summer coralroot | | Uncommon | Native |
| Merten's coral-root | | Uncommon | Native |
| Striped coralroot | | Rare | Native |
| giant helleborine, stream orchid | | Rare | Native |
| Rattlesnake-plantain | | Uncommon | Native |
| Western twayblade | | Rare | Native |
| broadleaf twayblade, broad-lip twayblade, broadlipped listera, broadlipped twayblade | | | Native |
| heartleaf twayblade | | | Native |
| heart-leaved twayblade | | | Native |
| Elegant Rein-orchid | | Rare | Native |
| Elongate rein-orchid | | | Native |
| Unalaska rein-orchid | | Uncommon | Native |
| Dilated bog orchid | | Uncommon | Native |
| Northern green bog orchid | | Rare | Native |
| Northern green bog orchid | | Uncommon | Native |
| Slender bog-orchid | | Uncommon | Native |
| hooded ladies'-tresses, hooded lady's tresses | | Rare | Native |
Asterales/Asteraceae | | |
| bloodwort, carpenter's weed, common yarrow, hierba de las cortaduras, milenrama, milfoil, plumajillo, western yarrow, yarrow | | Unknown | Native |
| common yarrow | | Common | Native |
| Common yarrow | | | Native |
| common yarrow, western yarrow | | Unknown | Native |
| Trail plant | | Common | Native |
| Mill Creek agoseris, orange agoseris | | Uncommon | Native |
| pale agoseris, pale dandelion, prairie dandelion | | Unknown | Native |
| pale agoseris, pale goat-chicory | | Uncommon | Native |
| pale agoseris | | Rare | Native |
| Large flowered agoseris | | Uncommon | Native |
| annual agoseris | | | Native |
| Silver burweed | | | Native |
| Pearly everlasting | | Common | Native |
| Howell's pussytoes, small pussytoes | | | Native |
| woolly pussytoes | | Uncommon | Native |
| Media pussytoes | | Uncommon | Native |
| raceme pussytoes | | Uncommon | Native |
| rosy pussytoes, rosy pussy-toes | | Uncommon | Native |
| Umber pussytoes | | Uncommon | Native |
| | | | Native |
| Yellow chamomile | | Rare | Non-native |
| Common burdock | | Unknown | Non-native |
| clasping arnica, streambank arnica | | Uncommon | Native |
| heartleaf arnica, heart-leaf leopardbane | | Rare | Native |
| | | Rare | Native |
| Heart leaf arnica | | Rare | Native |
| broadleaf arnica | | Uncommon | Native |
| Broad leaf arnica | | Uncommon | Native |
| | | Uncommon | Native |
| longleaf arnica, spearleaf arnica | | | Native |
| hairy arnica, wooly arnica | | Uncommon | Native |
| Sierra arnica | | Rare | Native |
| Nodding arnica | | Uncommon | Native |
| Rydberg's arnica, subalpine arnica | | Rare | Native |
| Sticky arnica | | Common | Native |
| Boreal wormwood | | Uncommon | Native |
| Northern wormwood | | Uncommon | Native |
| Three-forked wormwood | | Rare | Native |
| Columbia River wormwood | | | Native |
| Western wormwood | | Uncommon | Native |
| Suksdorf's wormwood | | Uncommon | Native |
| Aleutian wormwood | | Uncommon | Native |
| Common California aster | | Rare | Native |
| English daisy | | Uncommon | Non-native |
| three lobed beggar-ticks | | | Non-native |
| giant mountain aster | | | Native |
| spotted knapweed | | | Non-native |
| Cornflower | | | Non-native |
| meadow knapweed | | | Non-native |
| Tumble knapweed | | | Non-native |
| Mountain knapweed | | | Non-native |
| Canada thistle | | Abundant | Non-native |
| Indian thistle | | Uncommon | Native |
| bull thistle, common thistle, spear thistle | | Common | Non-native |
| Smooth hawksbeard | | | Non-native |
| Dwarf hawksbeard | | Uncommon | Native |
| Western hawksbeard | | Rare | Native |
| Springgold | | | Native |
| Toothed coast burnweed | | | Non-native |
| bitter fleabane | | Unknown | Native |
| bitter fleabane | | | Native |
| Alice's fleabane | | Rare | Native |
| Cut-leaf fleabane | | Rare | Native |
| Olympic mountain fleabane, Flett's fleabane | | Uncommon | Native |
| Wandering fleabane | | Uncommon | Native |
| Philadelphia daisy, Philadelphia fleabane | | Uncommon | Native |
| Showy fleabane | | Rare | Native |
| Three-veined fleabane | | Uncommon | Native |
| common woolly sunflower, woody eriophyllum, woolly eriophyllum, wooly daisy | | Unknown | Native |
| Woolly sunflower | | Rare | Native |
| Woolly sunflower | | Uncommon | Native |
| Olympic Mountain aster | | Unknown | Native |
| subalpine aster | | | Native |
| Lowland cudweed | | | Native |
| low cudweed, marsh cudweed | | | Non-native |
| White-flowered hawkweed | | Uncommon | Native |
| orange hawkweed | | Rare | Non-native |
| slender hawkweed | | Uncommon | Native |
| houndstongue hawkweed, Scouler's woollyweed, woolyweed | | | Native |
| smooth cat's ear, smooth catsear | | | Non-native |
| common cat's-ear, false dandelion, frogbit, gosmore, hairy cat's ear, hairy catsear, spotted catsear | | Abundant | Non-native |
| tall blue lettuce, wild blue lettuce | | Rare | Native |
| Nipplewort | | Common | Non-native |
| Maritime lasthenia | | | Native |
| hairy hawkbit, lesser hawkbit | | | Non-native |
| max chrysanthemum | | | Non-native |
| oxeye daisy, ox-eye daisy, oxeyedaisy, oxeye-daisy | | Abundant | Non-native |
| Silverback luina | | Uncommon | Native |
| Little tarweed | | Uncommon | Native |
| grassy tarweed | | Unknown | Native |
| Woodland tarweed | | Uncommon | Native |
| Chilean tarweed, coast tarweed, tarweed | | | Native |
| Pineapple weed | | Uncommon | Non-native |
| Water marigold | | | Non-native |
| Boreal microseris | | Rare | Native |
| wall-lettuce | | Unknown | Non-native |
| tundra aster | | Unknown | Native |
| Flett's ragwort | | Unknown | Native |
| arctic sweet coltsfoot, arctic sweet-colt's-foot | | Unknown | Native |
| Alpine butterbur | | Uncommon | Native |
| Palmate butterbur | | Common | Native |
| Japanese butterbur | | | Non-native |
| western rattlesnakeroot | | Uncommon | Native |
| blackeyed Susan, black-eyed Susan | | | Non-native |
| American sawwort | | Uncommon | Native |
| Dwarf mountain groundsel | | Rare | Native |
| Tansy ragwort | | Uncommon | Non-native |
| Black-tipped groundsel | | | Native |
| Olympic mountain groundsel, Olympic mountain ragwort, Webster's senecio | | Rare | Native |
| Wood groundsel | | | Non-native |
| Arrowleaf groundsel | | Uncommon | Native |
| common groundsel, old-man-in-the-spring | | | Non-native |
| Canadian goldenrod | | Uncommon | Native |
| Northern goldenrod | | Uncommon | Native |
| field burrweed, field soliva | | Uncommon | Non-native |
| Prickly sow-thistle | | | Non-native |
| common sowthistle | | | Non-native |
| alpine leafybract aster | | Unknown | Native |
| alpine leafybract aster | | Unknown | Native |
| alpine leafybract aster | | | Native |
| Parry's aster | | Unknown | Native |
| Douglas aster | | Unknown | Native |
| Northern dune tansy | | | Native |
| common tansy, garden tansy, golden-buttons, tansy | | | Non-native |
| Red seeded dandelion | | | Non-native |
| blowball, common dandelion, dandelion, faceclock | | Unknown | Native |
| Horned dandelion | | Rare | Native |
| Common dandelion | | Abundant | Non-native |
| | | Rare | Native |
| Small flowered tonella | | Rare | Native |
| 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 | | Rare | Non-native |
| colts foot, coltsfoot | | Unknown | Non-native |
Asterales/Campanulaceae | | |
| Parry's bellflower, Parry's harebell | | | Native |
| Peach-bells | | Rare | Non-native |
| Piper's bellflower | | Rare | Native |
| Creeping bellflower | | | Non-native |
| Bluebells of Scotland | | Common | Native |
| Scouler's bellflower | | Uncommon | Native |
| Water lobelia | | Rare | Native |
Asterales/Menyanthaceae | | |
| buckbean | | Uncommon | Native |
| deercabbage, deer-cabbage | | Rare | Native |
Boraginales/Boraginaceae | | |
| Common cryptantha | | Uncommon | Native |
| Blueweed | | Rare | Non-native |
| Tall bluebell | | Uncommon | Native |
| field forget-me-not | | Uncommon | Non-native |
| Yellow and blue forget-me-not | | | Non-native |
| Broad-leaved forget-me-not | | Unknown | Non-native |
| Lax forget-me-not | | | Native |
| Common forget-me-not | | Uncommon | Non-native |
| Small flowered forget-me-not | | | Non-native |
| Scouler's popcornflower | | Unknown | Native |
| Rough comfrey | | | Non-native |
| common comfrey | | | Non-native |
Boraginales/Hydrophyllaceae | | |
| Fendler's waterleaf | | Uncommon | Native |
| Slender stem waterleaf | | Uncommon | Native |
| Small flowered nemophila | | Rare | Native |
| Narrow-sepaled phacelia | | Uncommon | Native |
| linearleaf phacelia, threadleaf phacelia | | | Native |
| Woodland phacelia | | Uncommon | Native |
| Silky phacelia | | Uncommon | Native |
| Sitka mistmaiden | | Uncommon | Native |
| Tracy's mistmaiden | | | Native |
Brassicales/Brassicaceae | | |
| Thale cress | | Unknown | Non-native |
| Canadian rockcress, Drummond rockcress, Drummond's rockcress | | Uncommon | Native |
| Eschscholtz's hairy rockcress | | Unknown | Native |
| tower rockcress, tower-mustard | | Unknown | Native |
| Hairy rockcress | | Uncommon | Native |
| Holboell's rockcress | | Rare | Native |
| Holboell's rockcress | | Rare | Native |
| Holboell's rockcress | | Rare | Native |
| Lemmon's rockcress | | Rare | Native |
| Lyall's rockcress | | Uncommon | Native |
| spreading rockcress, spreadingpod rockcress | | Uncommon | Native |
| dwarf athysanus | | Rare | Native |
| American wintercress | | Rare | Native |
| Bitter wintercress | | | Non-native |
| Bird's rape | | | Non-native |
| American searocket | | | Non-native |
| European searocket | | | Non-native |
| shepherdspurse, shepherd's-purse | | | Non-native |
| seaside bittercress | | Uncommon | Native |
| Brewer's bittercress | | | Native |
| Slender bittercress | | Rare | Native |
| Western bittercress | | Uncommon | Native |
| Idaho bittercress, little western bittercress | | Unknown | Native |
| Little western bittercress | | Rare | Native |
| little western bittercress | | | Native |
| Pennsylvania bittercress, Quaker bittercress | | Uncommon | Native |
| Greenland scurvy grass | | | Native |
| Alberta draba | | Rare | Native |
| Yellowstone draba | | Rare | Native |
| longstalk draba | | | Native |
| lancepod draba | | Unknown | Native |
| Lance fruited draba | | Rare | Native |
| Lance fruited draba | | Rare | Native |
| Payson's draba | | Rare | Native |
| Slender draba | | Rare | Native |
| spring draba, spring whitlowgrass | | | Non-native |
| western wallflower | | Unknown | Native |
| | | Unknown | Native |
| Varied leaf peppregrass | | | Non-native |
| Honesty | | | Non-native |
| curvepod yellowcress | | Uncommon | Native |
| Western yellowcress | | | Native |
| Western yellowcress | | | Native |
| watercress | | | Non-native |
| bog marshcress, bog yellowcress, common yellowcress, marsh yellowcress, marshcress, yellow watercress | | Unknown | Native |
| Marsh yellowcress | | | Native |
| creeping yellow cress, creeping yellowcress, keek, yellow fieldcress | | | Non-native |
| hairypod hedgemustard, hedge mustard, hedge tumblemustard, hedgemustard, hedge-mustard, hedgeweed, wild mustard | | | Non-native |
| Alpine smelowskia | | Rare | Native |
| American awlwort, American waterawlwort | | Unknown | Native |
| fanweed, field pennycress, Frenchweed, pennycress, stinkweed | | | Non-native |
| Mountain pennycress | | Rare | Native |
| lacepod mustard, sand fringepod, sand lacepod | | Uncommon | Native |
Caryophyllales/Aizoaceae | | |
| New Zealand spinach, New Zealand-spinach | | | Non-native |
Caryophyllales/Amaranthaceae | | |
| Pacific orache | | | Native |
| Spearscale orache | | | Native |
| Lambs quarter | | | Non-native |
Caryophyllales/Caryophyllaceae | | |
| Thread leaf sandwort | | Common | Native |
| thymeleaf sandwort | | Unknown | Non-native |
| field chickweed, field mouse-ear chickweed | | Uncommon | Native |
| Alpine chickweed | | Rare | Native |
| Common chickweed | | Common | Non-native |
| sticky chickweed | | | Non-native |
| Little mouse-ear | | | Non-native |
| Deptford pink | | | Non-native |
| Sea purslane | | | Native |
| Mullein pink | | Rare | Non-native |
| Blunt sepal sandwort | | Uncommon | Native |
| Ross' sandwort | | Rare | Native |
| Boreal sandwort | | Uncommon | Native |
| Big-leaved sandwort | | Common | Native |
| annual pearlwort | | | Non-native |
| Decumbent pearlwort | | | Native |
| stickystem pearlwort | | | Native |
| Large pearlwort | | | Native |
| Procumbent pearlwort | | | Non-native |
| Alpine pearlwort | | Uncommon | Native |
| Bouncing Bet | | Rare | Non-native |
| moss campion | | Uncommon | Native |
| Sleepy catchfly | | | Native |
| Douglas' silene | | Uncommon | Native |
| White campion | | | Non-native |
| Parry's silene | | Uncommon | Native |
| corn spurry, devil's gut, field spurry, pickpurse, sandweed | | | Non-native |
| sandspurry | | | Native |
| purple sandspurry, red sandspurry | | Unknown | Non-native |
| hairy sandspurry | | | Non-native |
| Boreal starwort | | Uncommon | Native |
| northern chickweed, northern starwort | | Uncommon | Native |
| Crisped starwort | | Uncommon | Native |
| Grass leaved stellaria | | Common | Non-native |
| Long-stalked starwort | | Rare | Native |
| Chickweed | | Unknown | Non-native |
| Shining chickweed | | | Native |
| Blunt sepaled stellaria | | Uncommon | Native |
Caryophyllales/Droseraceae | | |
| Round leaved sundew | | Rare | Native |
Caryophyllales/Montiaceae | | |
| Broad leaved springbeauty | | Uncommon | Native |
| Pale spring beauty | | | Native |
| lanceleaf springbeauty | | Unknown | Native |
| Lance-leaved spring beauty | | Rare | Native |
| Lance-leaved springbeauty | | | Native |
| miner's lettuce, minerslettuce | | Common | Native |
| Siberian springbeauty | | Unknown | Native |
| Siberian springbeauty | | Unknown | Native |
| Siberian springbeauty | | Uncommon | Native |
| Columbia lewisia | | Uncommon | Native |
| alpine bitterroot, alpine lewisia, pigmy bitterroot | | | Native |
| Chamisso's montia | | Rare | Native |
| branching montia | | | Native |
| annual water minerslettuce | | | Native |
| littleleaf minerslettuce | | Unknown | Native |
| Little leaf montia | | | Native |
| Little leaf montia | | | Native |
Caryophyllales/Nyctaginaceae | | |
| Yellow sand verbena | | Unknown | Native |
Caryophyllales/Polygonaceae | | |
| Oval-leaved eriogonum | | Uncommon | Native |
| Mountain sorrel | | Uncommon | Native |
| Water lady's-thumb | | Uncommon | Native |
| Sandstar knotweed | | | Non-native |
| Common knotweed | | | Non-native |
| American bistort | | Common | Native |
| black bindweed, wild buckwheat | | | Non-native |
| black bindweed, wild buckwheat | | | Non-native |
| fleeceflower, Japanese knotweed, Mexican bamboo | | Uncommon | Non-native |
| Davis' knotweed | | | Native |
| Douglas' knotweed | | Uncommon | Native |
| Smartweed | | Unknown | Non-native |
| curltop ladysthumb, curlytop knotweed, curlytop smartweed, dock-leaf smartweed, nodding smartweed, pale smartweed | | | Non-native |
| broadleaf knotweed, dwarf knotweed, zigzag knotweed | | Uncommon | Native |
| Lady's thumb knotweed | | | Non-native |
| cultivated knotweed, Himalayan knotweed | | Unknown | Non-native |
| giant knotweed | | Uncommon | Non-native |
| alpine bistort, serpent-grass, viviparous bistort | | Rare | Native |
| | | Unknown | Non-native |
| Sheep sorrel | | Common | Non-native |
| curly dock, narrowleaf dock, sour dock, yellow dock | | Common | Non-native |
| Golden dock | | | Native |
| bitter dock, bluntleaf dock | | Common | Non-native |
| Western dock | | | Native |
| Willow-leaved dock | | | Native |
Celastrales/Celastraceae | | |
| fringed grass of Parnassus, fringed grass-of-Parnassus | | Rare | Native |
| marsh grass of Parnassus | | | Native |
| Oregon box | | Uncommon | Native |
Ceratophyllales/Ceratophyllaceae | | |
| Thornwort | | Rare | Native |
Cornales/Cornaceae | | |
| Pacific dogwood | | Uncommon | Native |
| Creek dogwood | | Common | Native |
| Unalaska bunchberry | | Common | Native |
Cornales/Hydrangeaceae | | |
| Lewis' mock orange | | Unknown | Native |
| Yerba de selva | | Rare | Native |
Dipsacales/Adoxaceae | | |
| blue elderberry | | | Native |
| Coast red elderberry | | Uncommon | Native |
| Edible viburnum | | Uncommon | Native |
Dipsacales/Caprifoliaceae | | |
| orange honeysuckle | | Uncommon | Native |
| Etruscan honeysuckle | | Rare | Non-native |
| pink honeysuckle | | | Native |
| twinberry honeysuckle | | Unknown | Native |
| Red twinberry | | Uncommon | Native |
| common snowberry | | Uncommon | Native |
| Creeping snowberry | | Uncommon | Native |
Dipsacales/Linnaeaceae | | |
| American twinflower, northern twinflower, twinflower | | Abundant | Native |
| Twinflower | | Abundant | Native |
Dipsacales/Valerianaceae | | |
| Rosy plectritis | | Uncommon | Native |
| Scouler's valerian | | Uncommon | Native |
| Sitka valerian | | Common | Native |
| European corn-salad | | | Non-native |
Equisetales/Equisetaceae | | |
| Common horsetail | | Common | Native |
| pipes, river horsetail, water horsetail | | | Native |
| Winter horsetail | | | Native |
| giant horsetail | | Uncommon | Native |
| Northern horsetail | | Uncommon | Native |
Ericales/Ericaceae | | |
| Candystick | | Uncommon | Native |
| Pacific madrone | | Common | Native |
| Bristly manzanita | | Uncommon | Native |
| kinnikinnick | | Common | Native |
| Media manzanita | | Uncommon | Native |
| Mertens' mountain heather | | Common | Native |
| Little pipsissewa | | Uncommon | Native |
| Common pipsissewa | | Common | Native |
| Copper bush | | | Native |
| Crowberry | | Rare | Native |
| Alpine teaberry | | Rare | Native |
| Slender teaberry | | Uncommon | Native |
| salal, shallal | | Abundant | Native |
| Gnome plant | | Uncommon | Native |
| alpine bog laurel, alpine laurel | | Rare | Native |
| bog kalmia, bog laurel, box laurel, swamp laurel | | Uncommon | Native |
| bog Labrador tea | | Uncommon | Native |
| Fool's huckleberry | | Uncommon | Native |
| one-flowered shinleaf, one-flowered wintergreen, single delight, woodnymph | | Unknown | Native |
| pinesap | | Uncommon | Native |
| Ghost Pipe, ghost plant | | Uncommon | Native |
| Sidebells | | Uncommon | Native |
| Red Mountain-Heather | | Common | Native |
| yellow mountain heather, yellow mountainheath | | Uncommon | Native |
| hybrid mountainheath | | | Native |
| fringed pinesap, sierra sap | | | Native |
| Pinedrops | | Uncommon | Native |
| bog wintergreen, liverleaf wintergreen, pink wintergreen | | Unknown | Native |
| bog wintergreen, liverleaf wintergreen | | Unknown | Native |
| Common pink pyrola | | Uncommon | Native |
| Greenish pyrola | | Uncommon | Native |
| Lesser pyrola | | Rare | Native |
| white-veined wintergreen | | Uncommon | Native |
| White rhododendron | | Common | Native |
| Pacific rhododendron | | Uncommon | Native |
| Alaska huckleberry | | Common | Native |
| | | Uncommon | Native |
| Blue-leaf huckleberry | | Common | Native |
| Thin leaved huckleberry | | Common | Native |
| Alaska blueberry, oval-leaf blueberry | | Uncommon | Native |
| California huckleberry, evergreen blueberry, evergreen huckleberry | | Unknown | Native |
| Wild cranberry | | Uncommon | Native |
| red huckleberry | | Abundant | Native |
| Bog huckleberry | | Rare | Native |
Ericales/Polemoniaceae | | |
| Alpine collomia | | Uncommon | Native |
| Large flowered collomia | | Uncommon | Native |
| Varied-leaf collomia | | Uncommon | Native |
| Narrow-leaf collomia | | Uncommon | Native |
| Bicolored lianthus | | | Native |
| spreading phlox | | Common | Native |
| pink microsteris, slender phlox | | Uncommon | Native |
| Slender phlox | | Uncommon | Native |
| Henderson's phlox | | Rare | Native |
| Californa polemonium | | Uncommon | Native |
| Great polemonium | | Rare | Native |
| Showy polemonium | | Uncommon | Native |
Ericales/Primulaceae | | |
| white shootingstar | | Unknown | Native |
| Sierrra shootingstar | | Uncommon | Native |
| Handsome shooting star | | Rare | Native |
| Smooth douglasia | | Uncommon | Native |
| Snow douglasia | | Rare | Native |
| Garden loosestrife | | | Non-native |
| American starflower | | Uncommon | Native |
| Arctic starflower | | Uncommon | Native |
Fabales/Fabaceae | | |
| Olympic mountain milkvetch | | Unknown | Native |
| Freckled milkvetch | | Rare | Native |
| English broom, Scotch broom, Scotchbroom | | Unknown | Non-native |
| Scot's broom | | | Non-native |
| Scot's broom | | | Non-native |
| western sweetvetch | | Unknown | Native |
| Beach peavine | | | Native |
| Everlasting peavine. | | Rare | Non-native |
| Sierra pea | | Uncommon | Native |
| Nuttal's peavine. | | Uncommon | Native |
| Sierra pea | | Unknown | Native |
| leafy pea, Oregon pea | | Uncommon | Native |
| Small everlasting peavine | | | Non-native |
| Meadow lotus | | Rare | Native |
| Small flowered lotus. | | Uncommon | Native |
| Douglas' bird's-foot trefoil | | | Native |
| Pedunculate lotus | | | Non-native |
| sicklekeel lupine | | | Native |
| Tree lupine | | | Non-native |
| Arctic lupine | | Uncommon | Native |
| broadleaf lupine | | Common | Native |
| Prairie lupine | | Unknown | Native |
| dwarf mountain lupine | | Unknown | Native |
| bigleaf lupine | | | Native |
| Black medic | | | Non-native |
| Least medic | | Rare | Non-native |
| alfalfa | | Unknown | Non-native |
| sticky crazyweed, sticky pointloco, viscid locoweed | | Unknown | Native |
| Mountain oxytropis | | Rare | Native |
| black locust, false acacia, yellow locust | | | Non-native |
| bigleaf thermopsis, slender goldenbanner | | | Native |
| Hare's-foot clover | | | Non-native |
| cup clover | | Uncommon | Unknown |
| Least hop clover | | Common | Non-native |
| Alsike clover | | Unknown | Non-native |
| Long stalked clover. | | Uncommon | Native |
| littlehead clover, smallhead clover, small-head clover | | Uncommon | Native |
| thimble clover | | | Native |
| Few flowered clover | | | Native |
| red clover | | | Non-native |
| Dutch clover | | Common | Non-native |
| tomcat clover | | | Native |
| Wormskjold's clover | | | Native |
| common gorse, furze, gorse, whin | | | Non-native |
| American vetch, purple vetch | | Uncommon | Native |
| hairy vetch, tiny vetch | | | Non-native |
| giant vetch | | Uncommon | Native |
| Common vetch | | Unknown | Non-native |
| vetch woollypod, winter vetch | | | Non-native |
Fagales/Betulaceae | | |
| red alder | | Abundant | Native |
| | | Common | Native |
| Beaked hazelnut | | | Native |
Fagales/Fagaceae | | |
| European beech | | | Non-native |
Fagales/Myricaceae | | |
| sweetgale | | Uncommon | Native |
Gentianales/Apocynaceae | | |
| spreading dogbane | | Uncommon | Native |
| Large periwinkle | | | Non-native |
| common periwinkle, lesser periwinkle, myrtle | | | Non-native |
Gentianales/Gentianaceae | | |
| Common centaury | | Rare | Non-native |
| Mt. bog gentian | | Uncommon | Native |
| swamp gentian | | Rare | Native |
| Staff gentian | | Uncommon | Native |
| Northern gentianella | | Uncommon | Native |
Gentianales/Rubiaceae | | |
| Cleavers | | Common | Native |
| Thin leaved bedstraw | | Uncommon | Native |
| northern bedstraw | | Uncommon | Native |
| Sweet woodruff | | Rare | Non-native |
| Oregon bedstraw | | Uncommon | Native |
| small bedstraw, threepetal bedstraw, three-petal bedstraw | | Unknown | Native |
| Small bedstraw | | Rare | Native |
| Oregon bedstraw | | Uncommon | Native |
| fragrant bedstraw, sweet bedstraw, sweetscented bedstraw | | Common | Native |
| Kellogia | | Rare | Native |
Geraniales/Geraniaceae | | |
| Bicknell's geranium | | | Native |
| Carolina geranium | | | Native |
| cutleaf geranium | | | Non-native |
| awnless geranium, dovefoot geranium | | Rare | Non-native |
| Herb robert | | Rare | Non-native |
| sticky purple geranium | | Unknown | Native |
Isoetales/Isoetaceae | | |
| maritime quillwort | | Rare | Native |
| western quillwort | | Uncommon | Native |
| spiny-spore quillwort | | Unknown | Native |
| Hybrid western quillwort | | Uncommon | Native |
Lamiales/Lamiaceae | | |
| common bugle | | Uncommon | Non-native |
| yerba buena | | | Native |
| Ground ivy | | | Non-native |
| Purple dead-nettle | | | Non-native |
| northern bugleweed | | Rare | Native |
| horehound, white horehound | | | Native |
| field mint, wild mint | | Unknown | Native |
| bush mint, spearmint | | Uncommon | Non-native |
| peppermint | | Rare | Non-native |
| common selfheal, heal all, healall, selfheal | | Unknown | Native |
| Self-heal | | Uncommon | Native |
| Self-heal | | | Non-native |
| coastal hedgenettle | | Unknown | Native |
| Mexican hedge-nettle | | Rare | Native |
Lamiales/Lentibulariaceae | | |
| Greater butterwort | | Rare | Native |
| Flat-leaved bladderwort | | Uncommon | Native |
| Large root bladderwort | | Uncommon | Native |
| lesser bladderwort | | Uncommon | Native |
Lamiales/Oleaceae | | |
| Oregon ash | | | Native |
Lamiales/Orobanchaceae | | |
| Vancouver groundcone | | | Native |
| Harsh paintbrush | | Uncommon | Native |
| giant red Indian paintbrush, great red Indian paintbrush, great red Indian-paintbrush, scarlet Indian paintbrush, scarlet paintbrush | | Unknown | Native |
| giant red Indian paintbrush | | | Native |
| Scarlet paintbrush | | Uncommon | Native |
| Magenta paintbrush | | Common | Native |
| clustered broomrape, clustered broom-rape, purple broomrape, tufted broomrape | | Uncommon | Native |
| Pine broomrape | | | Native |
| naked broomrape, naked broom-rape, oneflowered broomrape | | Unknown | Native |
| Naked broomrape | | | Native |
| Naked broomrape | | Rare | Native |
| mountain owl's-clover | | Common | Native |
| Yellow parentucellia | | | Non-native |
| bracted lousewort | | Uncommon | Native |
| Coiled beak lousewort | | | Native |
| bull elephant's-head, elephanthead lousewort | | Unknown | Native |
| sickletop lousewort | | Uncommon | Native |
| Dwarf triphysaria | | | Native |
Lamiales/Phrymaceae | | |
| Chickweed monkey-flower | | Uncommon | Native |
| Brewer's monkeyflower | | | Native |
| Tooth-leaved monkey-flower | | Uncommon | Native |
| Common western monkey-flower | | Common | Native |
| Great purple monkey-flower | | Uncommon | Native |
| Musky monkey-flower | | Uncommon | Native |
| primrose monkeyflower, primrose monkey-flower | | | Native |
| Large mountain monkey-flower | | Rare | Native |
| large mountain monkey-flower | | Rare | Native |
Lamiales/Plantaginaceae | | |
| Autumnal water-star-wort | | Rare | Native |
| Variable leaved water-starwort | | Rare | Native |
| Swamp water-starwort | | Rare | Native |
| pond water-starwort | | Unknown | Non-native |
| Small flowered blue-eyed maru | | Common | Native |
| purple foxglove | | Unknown | Native |
| Foxglove | | | Non-native |
| Foxglove | | | Non-native |
| mountain mare's-tail | | | Native |
| common mare's tail, common mare's-tail | | | Native |
| Dalmation linaria | | | Non-native |
| butter and eggs, flaxweed, greater butter-and-eggs, Jacob's ladder, ramsted, wild snapdragon, yellow toadflax | | | Non-native |
| woodland beardtongue | | Uncommon | Native |
| Davidson's penstemon | | Uncommon | Native |
| Broad leaved penstemon | | | Native |
| Small flowered penstemon | | Uncommon | Native |
| Cascade penstemon | | Uncommon | Native |
| English plantain | | | Non-native |
| Alaskan plantain | | | Native |
| broadleaf plantain, buckhorn plantain, common plantain, great plantain, rippleseed plantain | | Unknown | Non-native |
| Seaside plantain | | | Native |
| Olympic cut leaf synthyris, Olympic mountain synthyris | | Rare | Native |
| Small flowered tonella | | Rare | Native |
| American brooklime | | Uncommon | Native |
| Common speedwell | | Unknown | Non-native |
| germander speedwell | | | Non-native |
| Cusick's speedwell | | Common | Native |
| Paul's betony | | Rare | Non-native |
| Persian speedwell | | | Non-native |
| Marsh speedwell | | Uncommon | Native |
| thymeleaf speedwell, thyme-leaf speedwell | | Unknown | Native |
| Thyme leaved speedwell | | Uncommon | Native |
| thymeleaf speedwell | | Unknown | Non-native |
| American alpine speedwell | | Uncommon | Native |
Lamiales/Scrophulariaceae | | |
| Oregon figwort | | | Native |
| big taper, common mullein, flannel mullein, flannel plant, great mullein, mullein, velvet dock, velvet plant, woolly mullein | | Rare | Non-native |
Liliales/Liliaceae | | |
| Queen's cup | | Uncommon | Native |
| Hooker's fairy-bell | | Uncommon | Native |
| Smith's fairy-bell | | Uncommon | Native |
| Glacier lily | | Uncommon | Native |
| Avalanche lily | | Common | Native |
| giant white fawnlily | | | Native |
| Coast fawnlily | | | Native |
| Mission bells | | Uncommon | Native |
| Columbia lily, Columbian lily | | Uncommon | Native |
| Alpine lily | | Rare | Native |
| Clasping-leaved twisted-stalk | | Uncommon | Native |
| twistedstalk | | | Native |
| small twistedstalk | | Unknown | Native |
Liliales/Melanthiaceae | | |
| Western bronze bells | | Uncommon | Native |
| Large white trillium | | Uncommon | Native |
| Green false hellebore | | Common | Native |
| Beargrass | | Common | Native |
| Elegant zigadene | | Rare | Native |
| deathcamas, grassy deathcamas | | | Native |
| Deadly zigadenous | | Rare | Native |
Lycopodiales/Lycopodiaceae | | |
| Chinese clubmoss | | Unknown | Native |
| Alpine fir-moss | | Rare | Native |
| Western fir-moss | | Uncommon | Native |
| Bog club-moss | | Rare | Native |
| stiff clubmoss | | Rare | Native |
| Ground pine | | Uncommon | Native |
| Christmas green, creeping jenny, groundcedar | | Unknown | Native |
| Sitka clubmoss | | Unknown | Native |
Malpighiales/Elatinaceae | | |
| longstem waterwort, threestamen waterwort | | Uncommon | Native |
Malpighiales/Euphorbiaceae | | |
| cypress spurge, graveyard spurge | | Unknown | Non-native |
| petty spurge | | | Non-native |
Malpighiales/Hypericaceae | | |
| Bog St. John's wort | | Uncommon | Native |
| Jerusalem star | | Rare | Non-native |
| common St. John's wort, common St. Johnswort, Klamath weed, Klamathweed, St. John's wort, St. Johnswort | | Common | Non-native |
| Scouler's St. Johnswort | | Uncommon | Native |
Malpighiales/Salicaceae | | |
| balsam poplar, black cottonwood | | Common | Native |
| quaking aspen | | Uncommon | Native |
| arctic willow | | Uncommon | Native |
| Barclay's willow | | Uncommon | Native |
| Barclay's willow | | Rare | Native |
| Variable willlow | | Uncommon | Native |
| Pacific willow | | Uncommon | Native |
| Piper's willow | | | Native |
| snow willow | | Rare | Native |
| Scouler willow | | Uncommon | Native |
| Sitka willow | | Uncommon | Native |
Malpighiales/Violaceae | | |
| hookedspur violet, hook-spur violet | | Unknown | Native |
| Flett's violet, Olympic violet | | Rare | Native |
| pioneer violet | | Common | Native |
| Howell's violet | | | Native |
| Aleutian violet | | Rare | Native |
| Round leaved violet | | Uncommon | Native |
| marsh violet | | Uncommon | Native |
| evergreen violet | | Uncommon | Native |
Malvales/Thymelaeaceae | | |
| February daphne, spurgelaurel, spurge-laurel | | Rare | Non-native |
Myrtales/Lythraceae | | |
| Purslane lythrum | | Unknown | Non-native |
| purple loosestrife, purple lythrum, rainbow weed, spiked loosestrife | | | Non-native |
Myrtales/Onagraceae | | |
| fireweed, French-willow, great willowherb, rosebay willowherb | | Unknown | Native |
| fireweed | | Unknown | Native |
| dwarf fireweed | | Unknown | Native |
| Enchanter's nightshade | | Uncommon | Native |
| farewell to spring | | Unknown | Native |
| farewell to spring | | Uncommon | Native |
| Small flowered clarkia | | | Native |
| alpine willowherb, alpine willowweed, pimpernel willowherb | | Uncommon | Native |
| Autumn willow-herb | | | Native |
| fringed willowherb, hairy willowherb, hairy willowweed | | Unknown | Native |
| Common willow-herb | | Uncommon | Native |
| Common willow-herb | | Uncommon | Native |
| Common willow-herb | | | Native |
| Club-podded willow-herb | | Uncommon | Native |
| Smooth willow-herb | | Uncommon | Native |
| Hall's willow-herb | | Rare | Native |
| Hornemann's willow-herb | | Uncommon | Native |
| Milky-flowered willow-herb | | Uncommon | Native |
| Yellow willow-herb | | Rare | Native |
| Small-flowered willow-herb | | Uncommon | Native |
| Surprising willow-herb | | Rare | Native |
| Oregon willow-hreb | | | Native |
| Marsh loosestrife | | | Native |
| Common evening-primrose | | | Native |
Nymphaeales/Cabombaceae | | |
| Schreber's watershield, watershield | | Uncommon | Native |
Nymphaeales/Nymphaeaceae | | |
| Yellow pond-lily | | Uncommon | Native |
| Fragrant water -lily | | Uncommon | Non-native |
Ophioglossales/Ophioglossaceae | | |
| Triangular lobed moonwort | | | Native |
| lanceleaf grapefern, lance-leaf moonwort | | Rare | Native |
| Moonwort | | Rare | Native |
| Mingan Island grapefern, Mingan moonwort | | Rare | Native |
| Leathery grapefern | | Rare | Native |
| Northern grape fern | | Rare | Native |
| least moonwort, little grapefern | | | Native |
| common grapefern, rattlesnake fern | | Rare | Native |
Oxalidales/Oxalidaceae | | |
| redwood-sorrel | | Common | Native |
Pinales/Cupressaceae | | |
| Alaska yellow cedar | | Common | Native |
| common juniper | | Uncommon | Native |
| Rocky Mountain juniper | | Rare | Native |
| western red cedar, western redcedar | | Abundant | Native |
Pinales/Pinaceae | | |
| Pacific silver fir | | Abundant | Native |
| giant fir, grand fir, lowland white fir, silver fir, white fir, yellow fir | | Common | Native |
| subalpine fir | | Abundant | Native |
| Engelmann's spruce | | Rare | Native |
| Sitka spruce | | Common | Native |
| Whitebark pine | | Rare | Native |
| Lodgepole pine, Shore pine | | Uncommon | Native |
| Lodgepole pine | | Uncommon | Native |
| Western white pine | | Uncommon | Native |
| Douglas fir | | Abundant | Native |
| Western hemlock | | Abundant | Native |
| Mountain hemlock | | Common | Native |
Pinales/Taxaceae | | |
| Pacific yew | | Abundant | Native |
Piperales/Aristolochiaceae | | |
| Wild ginger | | Uncommon | Native |
Poales/Cyperaceae | | |
| blackandwhite sedge, black-and-white sedge | | Uncommon | Native |
| bigleaf sedge | | Uncommon | Native |
| Yellow flowered sedge | | | Native |
| Columbian sedge | | | Native |
| Water sedge | | Uncommon | Native |
| polar sedge | | | Native |
| Slender beaked sedge | | Unknown | Native |
| golden sedge, golden-fruit sedge | | Rare | Native |
| Brewer's sedge | | Rare | Native |
| brown bog sedge, Buxbaum's sedge | | Rare | Native |
| California sedge | | Uncommon | Native |
| coiled sedge | | | Native |
| Cusick's sedge | | | Native |
| Dewey sedge | | Uncommon | Native |
| Soft-leaved sedge | | Uncommon | Native |
| prickly sedge, star sedge | | Unknown | Native |
| Bristly sedge | | | Native |
| Coastal bristly sedge | | Unknown | Native |
| Robust inflated sedge | | Uncommon | Native |
| Henderson's sedge | | Uncommon | Native |
| Hood's sedge | | Common | Native |
| sheep sedge, smallhead sedge | | Uncommon | Native |
| inland sedge | | | Native |
| greenfruit sedge | | Rare | Native |
| smoothstem sedge | | Uncommon | Native |
| Lenticular sedge | | Common | Native |
| Bristle-stalked sedge | | Unknown | Native |
| Pond sedge | | Rare | Native |
| Pale sedge | | Uncommon | Native |
| serrate sedge, woodrush sedge | | Unknown | Native |
| woodrush sedge | | Uncommon | Native |
| Lyngbye's sedge | | | Native |
| Large headed sedge | | | Native |
| Mertens' sedge | | Uncommon | Native |
| Spikenard sedge | | Rare | Native |
| alpine nerve sedge, alpine nerved sedge | | Rare | Native |
| black alpine sedge | | Common | Native |
| slough sedge | | Common | Native |
| Blunt sedge | | Rare | Native |
| eggbract sedge | | Unknown | Native |
| Thick headed sedge | | Uncommon | Native |
| Liddon sedge, Liddon's sedge | | Rare | Native |
| dunehead sedge, dunhead sedge | | Uncommon | Native |
| Several flowered sedge | | Rare | Native |
| meadow sedge, northern meadow sedge | | | Native |
| Pyrenean sedge | | Uncommon | Native |
| Raynolds sedge, Raynold's sedge, Raynolds' sedge | | Uncommon | Native |
| Ross sedge, Ross' sedge, Ross's sedge, shortstemmed sedge | | Uncommon | Native |
| Russet sedge | | Rare | Native |
| Scirpus sedge | | Rare | Native |
| showy sedge | | Abundant | Native |
| Sawbeak sedge | | | Native |
| Long styled sedge | | Rare | Native |
| splitawn sedge | | | Native |
| Bladder sedge | | Rare | Native |
| blister sedge, lesser bladder sedge | | | Native |
| green sedge, little green sedge | | Uncommon | Native |
| Dulichium | | Uncommon | Native |
| needle spikerush | | Rare | Native |
| | | Unknown | Native |
| Creeping spike-rush | | Uncommon | Native |
| Narrow-leaved cotton-grass | | Rare | Native |
| Chamisso's cottongrass, Chamisso's cotton-grass, russet cottonsedge | | Uncommon | Native |
| low bulrush | | | Native |
| White beakrush | | Uncommon | Native |
| hardstem bulrush, Tule bulrush | | | Native |
| river bulrush | | | Native |
| swaying bulrush | | Unknown | Native |
| great bulrush, softstem bulrush, soft-stem bulrush | | | Native |
| Black-girdled wool-grass | | | Native |
| Small flowered bullrush | | Common | Native |
| tufted bulrush | | Unknown | Native |
Poales/Juncaceae | | |
| Tapered rush | | | Native |
| jointed rush, jointleaf rush | | Uncommon | Native |
| Baltic rush | | | Native |
| Baltic rush | | Rare | Native |
| Bolander's rush | | Uncommon | Native |
| Short tailed rush | | Unknown | Non-native |
| toad rush | | Unknown | Native |
| toad rush | | | Native |
| bulbous rush | | | Non-native |
| Canadian rush | | Unknown | Unknown |
| Conglomerate rush | | Rare | Non-native |
| Coville's rush | | Uncommon | Native |
| Drummond's rush | | Uncommon | Native |
| common rush, lamp rush | | Unknown | Native |
| Common rush | | Uncommon | Native |
| Common rush | | Uncommon | Native |
| Dagger leaf rush | | Common | Native |
| thread rush | | Uncommon | Native |
| Mertens' rush | | Uncommon | Native |
| Sierra rush | | Uncommon | Native |
| Straight leaved rush | | Rare | Native |
| Parry rush, Parry's rush | | Common | Native |
| Rocky Mountain rush | | Uncommon | Native |
| Spreading rush | | Uncommon | Native |
| Slender rush | | | Native |
| Field woodrush | | | Native |
| smallflowered woodrush | | Unknown | Native |
| Hitchcock's woodrush | | | Native |
| common woodrush, common wood-rush | | Unknown | Native |
| Many flowered woodrush | | Uncommon | Native |
| common woodrush | | | Native |
| smallflowered woodrush | | Common | Native |
| Piper's woodrush, smooth woodrush | | Uncommon | Native |
| spiked woodrush, spiked wood-rush | | Common | Native |
Poales/Poaceae | | |
| Columbia needlegrass, Dore's needlegrass | | Unknown | Native |
| Alaska bentgrass | | Uncommon | Native |
| colonial bent, colonial bentgrass | | Common | Non-native |
| spike bentgrass | | Unknown | Native |
| Giant bentgrass | | | Non-native |
| alpine bentgrass, mountain bent grass | | Unknown | Native |
| Oregon bentgrass, Oregon redtop | | Uncommon | Native |
| rough bent, rough bentgrass, ticklegrass | | Unknown | Native |
| Redtop | | Uncommon | Non-native |
| mountain bentgrass, mountain redtop | | Uncommon | Native |
| silver hairgrass | | Rare | Non-native |
| Early hairgrass | | Rare | Non-native |
| water foxtail | | | Native |
| European beachgrass | | | Non-native |
| sweet vernalgrass | | Unknown | Non-native |
| tall oatgrass | | | Non-native |
| tall oatgrass, tuber oatgrass | | | Non-native |
| tall oatgrass | | | Non-native |
| Common oatgrass | | | Non-native |
| Aleutian brome | | Unknown | Native |
| California brome, mountain brome | | Uncommon | Native |
| hairy brome, hairy chess, meadow brome | | | Non-native |
| ripgut brome | | | Non-native |
| downy brome, soft brome | | Rare | Non-native |
| smooth brome | | | Non-native |
| Pacific brome | | Uncommon | Native |
| Alaska brome | | Unknown | Native |
| cheat grass, cheatgrass, downy brome, early chess, military grass, wild oats | | Uncommon | Non-native |
| Columbia brome | | Uncommon | Native |
| bluejoint, bluejoint reedgrass | | Unknown | Native |
| Bluejoint reedgrass | | | Native |
| Thick glume reedgrass | | | Native |
| Pacific reedgrass | | Common | Native |
| purple reedgrass | | Rare | Native |
| 1 1/2 flowered reedgrass | | Rare | Native |
| northern reedgrass, slim-stem reed grass | | | Native |
| drooping woodreed, slender wood-reed | | Uncommon | Native |
| Crested dogtail | | Uncommon | Non-native |
| bristly dogstail grass | | Uncommon | Non-native |
| orchardgrass | | Abundant | Non-native |
| California danthonia | | Rare | Native |
| Timber danthonia | | Uncommon | Native |
| poverty danthonia, poverty oatgrass, poverty wild oat grass | | | Native |
| Bering's tufted hairgrass | | | Native |
| tufted hairgrass | | Uncommon | Native |
| annual hairgrass | | | Native |
| slender hairgrass | | Uncommon | Native |
| Acuminate panic grass | | Uncommon | Native |
| desert saltgrass, inland saltgrass, marsh spikegrass, saltgrass, seashore saltgrass | | | Native |
| Alaska wildrye | | Rare | Native |
| bottlebrush squirreltail, squirreltail | | Unknown | Native |
| blue wild rye, blue wildrye | | Unknown | Native |
| blue wild rye, blue wildrye | | Common | Native |
| Blue wildrye | | Rare | Native |
| Blue wildrye | | | Native |
| Hairy wildrye | | Uncommon | Native |
| Slender wildrye | | Rare | Native |
| quackgrass | | | Non-native |
| western fescue | | Uncommon | Native |
| Roemer's fescue | | Unknown | Native |
| red fescue | | Uncommon | Native |
| red fescue | | | Native |
| mountain fescue, Rocky Mountain fescue | | Unknown | Native |
| Rocky Mountain fescue | | Uncommon | Native |
| Rocky Mountain fescue | | Rare | Native |
| bearded fescue, nodding fescue | | Uncommon | Native |
| Coast ranged fescue | | | Native |
| fowl manna grass, fowl mannagrass | | Uncommon | Native |
| Sweetgrass | | Rare | Native |
| common velvetgrass, velvetgrass, Yorkshire fog | | Common | Non-native |
| creeping velvetgrass | | | Non-native |
| meadow barley | | Uncommon | Native |
| junegrass, prairie Junegrass | | Rare | Native |
| Dune leymus | | | Native |
| tall fescue | | | Non-native |
| Perrenial rye grass | | Unknown | Non-native |
| Perrenial ryegrass | | | Non-native |
| perennial rye grass, perennial ryegrass | | | Non-native |
| meadow fescue, meadow ryegrass | | Unknown | Non-native |
| Nodding lophochlaena | | Uncommon | Native |
| Harford's melica | | | Native |
| Smith's melica | | | Native |
| Alaska oniongrass | | Uncommon | Native |
| annual witchgrass, common panic grass, common witchgrass, panicgrass, ticklegrass, tumble panic, tumbleweed grass, witches hair, witchgrass | | | Native |
| reed canary grass, reed canarygrass | | Abundant | Non-native |
| alpine timothy | | Common | Native |
| common timothy, timothy | | Unknown | Non-native |
| common reed | | Rare | Native |
| annual blue grass, annual bluegrass, walkgrass | | Abundant | Non-native |
| arctic bluegrass | | Unknown | Native |
| Canadian bluegrass | | Unknown | Non-native |
| Cusick's bluegrass | | Common | Native |
| timberline bluegrass | | Rare | Native |
| Loose flowered bluegrass | | | Native |
| withered bluegrass | | Rare | Native |
| Wheeler's bluestem | | | Native |
| fowl blue grass, fowl bluegrass | | | Non-native |
| Few spiked bluegrass | | Rare | Native |
| Kentucky bluegrass | | Abundant | Non-native |
| One sided bluegrass | | Uncommon | Native |
| Trinius bluegrass | | | Native |
| Suksdorf's bluegrass | | Uncommon | Native |
| Rough stalk bluegrass | | Unknown | Non-native |
| annual rabbitsfoot grass, annual rabbit's-foot grass, rabbitfoot beardgrass, rabbitfoot grass, rabbitfoot polypogon, rabbitfootgrass, rabbit'sfootgrass | | | Non-native |
| Lemmon's needlegrass | | | Native |
| Weak torreyochloa | | Rare | Native |
| tall trisetum | | Unknown | Native |
| spike trisetum | | Uncommon | Native |
| Purple vahlodia | | Uncommon | Native |
| Barren fescue | | Unknown | Non-native |
| little fescue, small fescue, twoflower fescue | | | Native |
| Nuttall's fescue | | | Native |
| foxtail fescue, rattail fescue, rat-tail fescue, rat-tailed fescue | | Unknown | Non-native |
Poales/Typhaceae | | |
| Simple-stem bur-reed | | | Native |
| broadfruit burreed, broadfruit bur-reed, broad-fruit burr-reed, giant burreed | | Uncommon | Native |
| Waving bur-reed | | Rare | Native |
| Small bur-reed | | Rare | Native |
| Common cattail | | | Native |
Polypodiales/Aspleniaceae | | |
| maidenhair spleenwort | | Rare | Native |
| Green spleenwort | | Uncommon | Native |
Polypodiales/Athyriaceae | | |
| American alpine lady fern | | Uncommon | Native |
| subarctic ladyfern | | Unknown | Native |
Polypodiales/Blechnaceae | | |
| deer fern | | Common | Native |
Polypodiales/Cystopteridaceae | | |
| Fragile fern | | Uncommon | Native |
| Western oak fern | | Uncommon | Native |
Polypodiales/Dennstaedtiaceae | | |
| bracken, bracken fern, brackenfern, northern bracken fern, western brackenfern | | Unknown | Native |
| Bracken fern | | Unknown | Native |
| Bracken fern | | Common | Native |
Polypodiales/Dryopteridaceae | | |
| coastal woodfern | | | Native |
| spreading woodfern | | Uncommon | Native |
| male fern, male woodfern, malefern | | | Native |
| Anderson's sword fern | | Rare | Native |
| Imbricate sword fern | | Rare | Native |
| Kruckberg's sword fern | | Rare | Native |
| Mountain holly fern | | Uncommon | Native |
| Sword fern | | Abundant | Native |
Polypodiales/Polypodiaceae | | |
| Suksdorf's polypody | | Common | Native |
| licorice fern | | Common | Native |
| Leather leaf polypody | | | Native |
Polypodiales/Pteridaceae | | |
| Aleutian maidenhair fern | | Uncommon | Native |
| Indian's dream, pod fern | | Rare | Native |
| lace lipfern | | Rare | Native |
| American parsley-fern | | Uncommon | Native |
| Brewer's cliffbrake | | Rare | Native |
| goldback fern, goldfern, western goldfern | | Rare | Native |
Polypodiales/Woodsiaceae | | |
| Rocky Mountain cliff fern, Rocky Mountain woodsia | | Unknown | Native |
Ranunculales/Berberidaceae | | |
| California vanillaleaf | | Common | Native |
| Deerfoot vanilla leaf | | Common | Native |
| hollyleaved barberry | | Uncommon | Native |
| Cascade barberry | | Uncommon | Native |
Ranunculales/Papaveraceae | | |
| Golden corydalis | | Rare | Native |
| Scoulers corydalis | | Uncommon | Native |
| Pacific bleeding heart | | Common | Native |
| California poppy | | | Non-native |
| Oriental poppy | | | Non-native |
Ranunculales/Ranunculaceae | | |
| Western baneberry | | Uncommon | Native |
| Stone loving anemone | | Uncommon | Native |
| Lyall's anemone | | Uncommon | Native |
| cutleaf anemone, Pacific anemone, red windflower | | Unknown | Native |
| Pacific anemone | | Rare | Native |
| Pacific anenome | | Uncommon | Native |
| Western pasque flower | | Uncommon | Native |
| Northern anemone | | Rare | Native |
| Sitka columbine | | Uncommon | Native |
| elkslip marshmarigold, slendersepal marshmarigold, white marsh marigold, white marshmarigold, white marsh-marigold | | Unknown | Native |
| Elkslip marshmarigold | | Common | Native |
| white marsh marigold | | Unknown | Native |
| tall bugbane | | Rare | Native |
| deciduous traveler's-joy, hierba de chivo, old-man's-beard, virgins bower, virginsbower, virgin's-bower, western white clematis | | Unknown | Non-native |
| Western clematis | | Rare | Non-native |
| Spleenwort goldthread | | | Native |
| rockslide larkspur | | Uncommon | Native |
| Pale larkspur | | Uncommon | Native |
| Menzies' larkspur | | Uncommon | Native |
| upland larkspur | | Uncommon | Native |
| Meadow buttercup | | | Non-native |
| water buttercup, white water crowfoot, whitewater crowfoot | | | Native |
| Eschscholtz's buttercup, spruce-fir buttercup | | Unknown | Native |
| greater creeping spearwort, spearwort buttercup | | | Native |
| Sagebrush buttercup | | Rare | Native |
| western buttercup | | | Native |
| creeping buttercup | | Abundant | Non-native |
| Suksdorf's buttercup | | Uncommon | Native |
| hairleaf water buttercup, threadleaf crowfoot, thread-leaf water-crowfoot | | Unknown | Native |
| Western woods-buttercup | | Unknown | Native |
| Western woods buttercup | | Uncommon | Native |
| Western woods buttercup | | Uncommon | Native |
| Modest buttercup | | Rare | Native |
| Western meadowrue | | Unknown | Native |
| Western meadowrue | | | Native |
| western meadowrue, western meadow-rue | | Uncommon | Native |
| Western false bugbane | | Uncommon | Native |
| American globeflower | | Uncommon | Native |
Rosales/Elaeagnaceae | | |
| russet buffaloberry, russet buffalo-berry | | | Native |
Rosales/Rhamnaceae | | |
| redstem ceanothus | | Uncommon | Native |
| Snow brush ceanothus | | | Native |
| Cascara buckthorn, Pursh's buckthorn | | Uncommon | Native |
Rosales/Rosaceae | | |
| Western serviceberry | | Common | Native |
| Field aphanes | | | Native |
| Goatsbeard | | Uncommon | Native |
| Douglas' hawthorn | | | Native |
| oneseed hawthorn, singleseed hawthorn | | | Non-native |
| Suksdorf's hawthorn | | | Native |
| shrubby cinquefoil | | Unknown | Native |
| Yellow dryas | | Rare | Native |
| Coastal strawberry | | | Native |
| Woods strawberry | | Uncommon | Native |
| Virginia strawberry | | Uncommon | Native |
| Large-leaved aven | | Uncommon | Native |
| old man's whiskers | | Rare | Native |
| creambush, creambush oceanspray, hillside oceanspray, oceanspray | | Uncommon | Native |
| partridgefoot | | Common | Native |
| Western crabapple | | | Native |
| Cultivated apple | | | Non-native |
| Indian plum | | Common | Native |
| Olympic rockmat, Henderson's rock spirea | | Rare | Native |
| Pacific ninebark | | | Native |
| Common silverweed | | Uncommon | Native |
| Varied leaf cinquefoil | | Uncommon | Native |
| Drummonds cinquefoil | | Uncommon | Native |
| Fan-leaf cinquefoil | | Uncommon | Native |
| sticky cinquefoil | | Uncommon | Native |
| Slender cinquefoil | | Uncommon | Native |
| Marsh cinquefoil | | | Native |
| erect cinquefoil, roughfruit cinquefoil, sulphur cinquefoil | | | Non-native |
| villous cinquefoil | | Rare | Native |
| sweet cherry | | | Non-native |
| bitter cherry, bittercherry | | Unknown | Native |
| bitter cherry | | Uncommon | Native |
| cherry laurel | | Unknown | Non-native |
| dog rose | | Unknown | Non-native |
| Sweet briar | | | Non-native |
| Baldhip rose | | Common | Native |
| Nootka rose | | Unknown | Native |
| Nootka rose | | Uncommon | Native |
| cluster rose | | | Native |
| Himalaya blackberry, Himalayan blackberry | | Abundant | Non-native |
| Evergreen blackberry | | Common | Non-native |
| Dwarf bramble | | Uncommon | Native |
| Western blackcap | | Uncommon | Native |
| Snow bramble | | Uncommon | Native |
| Purple-flowered thimbleberry | | | Non-native |
| thimbleberry, western thimbleberry | | Common | Native |
| Five-leaved bramble | | Uncommon | Native |
| salmonberry | | Abundant | Native |
| Pacific blackberry | | Uncommon | Native |
| European blackberry | | | Non-native |
| Canadian burnet | | Uncommon | Native |
| Menzies' burnet | | | Native |
| Great burnet | | Uncommon | Native |
| creeping sibbaldia, creeping-glow-wort, prostrate sibbaldia | | Uncommon | Native |
| European mountain-ash, rowan, rowan-berry | | | Non-native |
| Cascade mountain-ash | | | Native |
| western mountain-ash | | Unknown | Native |
| Gray's Sitka mountain ash | | Uncommon | Native |
| Sitka mountain ash | | | Native |
| rose spirea | | Unknown | Native |
| rose spirea | | Rare | Native |
| Menzies' spirea | | Uncommon | Native |
| Subalpine spirea | | Rare | Native |
Rosales/Urticaceae | | |
| Stinging nettle | | Uncommon | Native |
Santalales/Santalaceae | | |
| hemlock dwarf mistletoe | | Unknown | Native |
Sapindales/Anacardiaceae | | |
| Poison oak | | | Native |
Sapindales/Sapindaceae | | |
| vine maple | | Abundant | Native |
| Douglas' maple | | Uncommon | Native |
| bigleaf maple | | Common | Native |
| Norway maple | | Rare | Non-native |
| horse chestnut | | | Non-native |
Saxifragales/Crassulaceae | | |
| Aquatic pygmy weed. | | Rare | Native |
| Spreading sedum | | Common | Native |
| lanceleaf stonecrop, lance-leaf stonecrop, spearleaf stonecrop | | Unknown | Native |
| Oregon stonecrop | | Unknown | Native |
| Cliff dwelling sedum | | Rare | Native |
| Broad-leaved stonecrop | | Uncommon | Native |
| Wormleaf sedum | | Uncommon | Native |
Saxifragales/Grossulariaceae | | |
| stink currant | | Uncommon | Native |
| Coast black currant | | | Native |
| Maplefeaf currant | | Uncommon | Native |
| Swamp gooseberry | | Uncommon | Native |
| trailing black currant | | | Native |
| gummy gooseberry | | Uncommon | Native |
| Red flowering currant | | Uncommon | Native |
| Northern red currant | | Rare | Native |
Saxifragales/Haloragaceae | | |
| Elatine water-milfoil | | Rare | Native |
| Siberian water-milfoil | | | Native |
Saxifragales/Saxifragaceae | | |
| Intermediate boykinia | | Rare | Native |
| Western boykinia | | Rare | Native |
| Pacific golden carpet | | Uncommon | Native |
| Elmera | | Uncommon | Native |
| Green flowered alumroot | | | Native |
| Smooth alumroot | | Uncommon | Native |
| Small flowered alumroot | | Uncommon | Native |
| Leptarrhena | | Uncommon | Native |
| Smooth prairiestar | | Uncommon | Native |
| Small flowered prairiestar | | Rare | Native |
| Brewer's miterwort | | Uncommon | Native |
| Leafy mitrewort | | Uncommon | Native |
| Oval leaved mitrewort | | Uncommon | Native |
| Alpine mitrewort | | Uncommon | Native |
| Three parted mitrewort | | Uncommon | Native |
| Spotted saxifrage | | Uncommon | Native |
| Spotted saxifrage | | | Native |
| tufted alpine saxifrage | | Unknown | Native |
| tufted alpine saxifrage | | Unknown | Native |
| russethair saxifrage | | Unknown | Native |
| Rusty saxifrage | | | Native |
| Rusty saxifrage | | Uncommon | Native |
| Early saxifrage | | Uncommon | Native |
| Merten's saxifrage | | Uncommon | Native |
| Nelson's saxifrage | | Uncommon | Native |
| brook saxifrage, streambank saxifrage | | Uncommon | Native |
| Purple saxifrage | | Rare | Native |
| Pygmy saxifrage | | Rare | Native |
| Reddish saxifrage | | Uncommon | Native |
| Tisch's saxifrage | | Rare | Native |
| Alpine saxifrage | | Uncommon | Native |
| Buttercup-leaved suksdorfia | | Rare | Native |
| Fringecup | | Common | Native |
| threeleaf foamflower | | Unknown | Native |
| Trefoil foamflower | | | Native |
| Trefoil foamflower | | Common | Native |
| Trefoil foamflower | | Uncommon | Native |
| Youth-on-age | | Common | Native |
Selaginellales/Selaginellaceae | | |
| Rocky Mountain clubmoss, Rocky Mountain spikemoss | | Unknown | Native |
| Oregon selaginella | | Common | Native |
| Wallace's selaginella | | Uncommon | Native |
Solanales/Convolvulaceae | | |
| Wild morning glory | | | Non-native |
| creeping jenny, European bindweed, field bindweed, perennial morningglory, smallflowered morningglory | | | Non-native |
Solanales/Solanaceae | | |
| ground-cherry nightshade, hairy nightshade, hoe nightshade | | | Non-native |
| | | | | |
Insects | | |
Diptera/Syrphidae | | |
| western wood fly | | Unknown | Native |
| dusky-banded forest fly | | Unknown | Native |
| pollen fly | | Unknown | Native |
| Cordilleran meadow fly | | Unknown | Native |
| confusing conifer fly | | Unknown | Native |
| black-horned smoothtail | | Unknown | Native |
| hirsute drone fly | | Unknown | Native |
| drone fly, rattailed maggot | | Unknown | Non-native |
| long-tailed aphideater | | Unknown | Native |
| diamond spottail | | Unknown | Native |
| golden quicksilver | | Unknown | Native |
| bee-like quicksilver | | Unknown | Native |
| yellow-shielded quicksilver | | Unknown | Native |
| narrow-headed sun fly | | Unknown | Native |
| woolly fly | | Unknown | Unknown |
| midnight deltawing | | Unknown | Native |
| common loopwing aphideater | | Unknown | Native |
| black-legged gossamer | | Unknown | Native |
| bare-winged halfband | | Unknown | Native |
| western roundtail | | Unknown | Native |
| grass skimmer | | Unknown | Unknown |
| boreal bristleside | | Unknown | Native |
| western forest sedgesitter | | Unknown | Native |
| western pond fly | | Unknown | Native |
| forked globetail | | Unknown | Native |
| black-margined flower fly | | Unknown | Native |
| common flower fly | | Unknown | Native |
| hairy-eyed flower fly | | Unknown | Native |
| western calligrapher | | Unknown | Native |
Hymenoptera/Andrenidae | | |
| mining bee | | Unknown | Native |
| mining bee | | Unknown | Native |
| mining bee | | Unknown | Native |
| mining bee | | Unknown | Native |
| mining bee | | Unknown | Native |
| mining bee | | Unknown | Native |
| mining bee | | Unknown | Native |
Hymenoptera/Apidae | | |
| honey bee | | Unknown | Non-native |
| white-shouldered bumble bee | | Unknown | Native |
| two form bumble bee, twospotted bumble bee | | Abundant | Native |
| obscure bumble bee | | Uncommon | Native |
| cuckoo bumble bee | | Unknown | Native |
| yellow head bumble bee | | Common | Native |
| black tail bumble bee | | Common | Native |
| fuzzy-horned bumble bee | | Common | Native |
| western bumble bee | | Rare | Native |
| red-belted bumble bee | | Unknown | Native |
| Sitka bumble bee | | Common | Native |
| forest bumble bee | | Uncommon | Native |
| van Dyke bumble bee | | Uncommon | Native |
| Vosnesensky bumble bee, yellow-faced bumble bee | | Abundant | Native |
| small carpenter bee | | Unknown | Native |
| long-horned bee | | Unknown | Unknown |
| cuckoo bee | | Unknown | Unknown |
Hymenoptera/Colletidae | | |
| polyester bee | | Unknown | Native |
| masked bee | | Unknown | Native |
| masked bee | | Unknown | Native |
| masked bee | | Unknown | Native |
| masked bee | | Unknown | Native |
| masked bee | | Unknown | Native |
Hymenoptera/Halictidae | | |
| sweat bee | | Unknown | Native |
| sweat bee | | Unknown | Native |
| sweat bee | | Unknown | Native |
| sweat bee | | Unknown | Native |
| sweat bee | | Unknown | Native |
| sweat bee | | Unknown | Unknown |
| sweat bee | | Unknown | Unknown |
| sweat bee | | Unknown | Native |
| sweat bee | | Unknown | Native |
| sweat bee | | Unknown | Unknown |
Hymenoptera/Megachilidae | | |
| cuckoo bee | | Unknown | Native |
| cuckoo bee | | Unknown | Native |
| mason bee | | Unknown | Native |
| leafcutter bee | | Unknown | Native |
| leafcutter bee | | Unknown | Native |
| leafcutter bee | | Unknown | Native |
| mason bee | | Unknown | Unknown |
| mason bee | | Unknown | Native |
| mason bee | | Unknown | Native |
| mason bee | | Unknown | Native |
| mason bee | | Unknown | Native |
| mason bee | | Unknown | Native |
| mason bee | | Unknown | Native |
| mason bee | | Unknown | Native |
| mason bee | | Unknown | Native |
Hymenoptera/Tenthredinidae | | |
| sawfly | | Unknown | Native |
Lepidoptera/Hesperiidae | | |
| skipper butterfly | | Uncommon | Native |
Lepidoptera/Lycaenidae | | |
| Makah copper butterfly | | Uncommon | Native |
Lepidoptera/Nymphalidae | | |
| Olympic arctic | | Unknown | Native |
| | | | | |
| | | | | |
Species In Review - proposed or provisional records needing additional review |
Mammals | | |
Artiodactyla/Cervidae | | |
| mule deer | | | Non-native |
Artiodactyla/Suidae | | |
| Eurasian Wild Pig, Wild Boar | | | Non-native |
Carnivora/Canidae | | |
| Gray Wolf, Wolf | | | Native |
| red fox | | | Non-native |
Chiroptera/Vespertilionidae | | |
| fringe-tailed myotis | | | Native |
Eulipotyphla/Soricidae | | |
| New Mexico shrew | Not In Park (False Report) | | Unknown |
Eulipotyphla/Talpidae | | |
| snow mole, Townsend's mole | | Uncommon | Native |
Rodentia/Aplodontiidae | | |
| Mountain Beaver | | | |
Rodentia/Cricetidae | | |
| Deer Mice, White-footed Mice | | | |
| Heather Voles | | | |
Rodentia/Dipodidae | | |
| | Not In Park (False Report) | | Unknown |
Rodentia/Geomyidae | | |
| pocket gopher | Not In Park (False Report) | | Unknown |
Rodentia/Sciuridae | | |
| Chipmunks | | | |
| | | | | |
Birds | | |
Accipitriformes/Accipitridae | | |
| Swainson's Hawk | | | Native |
Charadriiformes/Alcidae | | |
| Parakeet auklet | | | Native |
| Horned Puffin | | | Native |
| Guadalupe Murrelet, Xantus' Murrelet, Xantus's Murrelet | | | Native |
| Brunnich's Guillemot, Thick-billed Murre | | | Native |
Charadriiformes/Charadriidae | | |
| Snowy Plover | | | Native |
| American Golden-Plover | | | Native |
Charadriiformes/Laridae | | |
| Little Gull | | | Native |
| Sabine's Gull | | | Native |
Charadriiformes/Recurvirostridae | | |
| American Avocet | | | Native |
Charadriiformes/Scolopacidae | | |
| Sharp-tailed Sandpiper | | | Native |
| Stilt Sandpiper | | | Native |
| Willet | | | Native |
| Bar-tailed Godwit | | | Native |
| Long-billed Curlew | | | Native |
| Wilson's Phalarope | | | Native |
| Buff-breasted Sandpiper | | | Native |
Falconiformes/Falconidae | | |
| Prairie Falcon | | | Native |
| Gyrfalcon | | | Native |
Galliformes/Phasianidae | | |
| | Not In Park (False Report) | | Unknown |
Gaviiformes/Gaviidae | | |
| Yellow-billed Loon | | | Native |
Gruiformes/Rallidae | | |
| Sora | | | Native |
Passeriformes/Hirundinidae | | |
| Purple Martin | | | Native |
| Bank Swallow | | | Native |
Passeriformes/Paridae | | |
| Mountain Chickadee | | | Native |
Passeriformes/Parulidae | | |
| | | | Native |
| | | | Native |
Passeriformes/Passerellidae | | |
| Harris' Sparrow, Harris's Sparrow | | | Native |
Passeriformes/Sittidae | | |
| White-breasted Nuthatch | | | Native |
Passeriformes/Tyrannidae | | |
| Gray Flycatcher | | | Native |
| Say's Phoebe | | | Native |
| Western Kingbird | | | Native |
Passeriformes/Vireonidae | | |
| Red-eyed Vireo | | | Native |
Pelecaniformes/Ardeidae | | |
| American Bittern | | | Native |
| Great Egret | | | Native |
| Black-crowned Night-Heron | | | Native |
Piciformes/Picidae | | |
| Black-backed Woodpecker | | | Native |
Podicipediformes/Podicipedidae | | |
| Eared Grebe | | | Native |
Procellariiformes/Diomedeidae | | |
| Laysan Albatross | | | Native |
| Black-footed Albatross | | | Native |
Procellariiformes/Procellariidae | | |
| Northern Fulmar | | | Native |
| Mottled Petrel | | | Native |
| Buller's Shearwater | | | Native |
| Flesh-footed Shearwater | | | Native |
| Pink-footed Shearwater | | | Native |
| Short-tailed Shearwater | | | Native |
Strigiformes/Strigidae | | |
| Burrowing Owl | | | Native |
| | | | | |
Reptiles | | |
Squamata/Colubridae | | |
| Terrestrial Garter Snake, Western Terrestrial Garter Snake | Not In Park (False Report) | | Native |
| | | | | |
Amphibians | | |
Anura/Ranidae | | |
| bullfrog | | | Non-native |
Caudata/Ambystomatidae | | |
| California Giant Salamander | | | Unknown |
| Pacific giant salamander | | | Unknown |
| | | | | |
Fish | | |
Acipenseriformes/Acipenseridae | | |
| green sturgeon | | | Native |
| white sturgeon | | | Native |
Osmeriformes/Osmeridae | | |
| smelts | | | |
Petromyzontiformes/Petromyzontidae | | |
| river lamprey | | | Native |
Scorpaeniformes/Cottidae | | |
| Paiute sculpin | Not In Park (False Report) | | Unknown |
| | | | | |
Vascular Plants | | |
Alismatales/Juncaginaceae | | |
| Seaside arrowgrass | | | Native |
Alismatales/Potamogetonaceae | | |
| Eelgrass pondweed | | | Native |
Alismatales/Tofieldiaceae | | |
| western tofieldia | | | Native |
Apiales/Apiaceae | | |
| Douglas water-hemlock | | | Native |
| sweet root, sweetroot | | | |
Asparagales/Asparagaceae | | |
| Common camas | | | Native |
| bluedick, bluedicks | Not In Park (False Report) | | Unknown |
| beadruby, mayflower, Solomon's-seal | | | |
Asparagales/Iridaceae | | |
| blue-eyed grass | | | |
Asparagales/Orchidaceae | | |
| phantom orchid | | | Native |
| Heat-leaved twayblade | | | Native |
| bog orchid, fringed orchid | | | |
| White bog-orchid | | | Native |
Asterales/Asteraceae | | |
| tall agoseris | | | Native |
| Howell's pussytoes | | | Native |
| sagebrush, sagewort, wormwood | | | |
| Common wormwood | | | Non-native |
| blue sailors, chickory, chicory, coffeeweed, common chicory, French endive, succory | | | Non-native |
| daisy, fleabane | | | |
| roughleaf aster | | | Native |
| Quickweed | | | Non-native |
| Oregon gumweed | | | Native |
| cat's ear, catsear | | | |
| lessingia, vinegarweed | | | |
| least tarweed, oppositeleaved tarweed | | | Native |
| Wright's cudweed | | | Native |
| goldenrod | | | |
| feverfew | | | Non-native |
| Vegetable oyster | | | Non-native |
Boraginales/Boraginaceae | | |
| Rancher's fiddleneck | | | Native |
| Menzies' fiddleneck, smallflower fiddleneck, small-flower fiddleneck | | | Native |
| broadleaf bluebells | | | Native |
Brassicales/Brassicaceae | | |
| Columbia Gorge rockcress | | | Native |
| alpine bittercress | | | Native |
| whitlowgrass | | | |
| Hoary draba | | | Native |
| Rocky Mountain draba, snowbed draba, snowbed whitlowgrass, snowbed whitlow-grass | | | Native |
| woodland draba, woodland whitlowgrass, woods draba | | | Native |
| Tall draba | | | Native |
| pepperweed | | | |
| Marsh yellowcress | | | Native |
Caryophyllales/Amaranthaceae | | |
| Powell's amaranth, Powell's pigweed | | | Non-native |
| Jerusalem oak | | | Non-native |
| buttered goosefoot, low goosefoot | | | Native |
| Slimleaf goosefoot | | | Non-native |
| Woody glasswort | | | Native |
Caryophyllales/Caryophyllaceae | | |
| Swamp sandwort | | | Native |
| Sandmat cardionema | | | Native |
| Large pearlwort | | | Native |
| Red campion | | | Non-native |
| night-flowering catchfly, nightflowering silene, sticky cockle | | | Non-native |
| simple campion | | | Native |
| Bladder campion | | | Non-native |
| Spreading starwort | | | Native |
Caryophyllales/Montiaceae | | |
| Red maids | | | Native |
| Pale spring beauty | | | Native |
| Dwarf montia | | | Native |
| Howell's montia | | | Native |
| Narrowleaf montia | | | Native |
Caryophyllales/Nyctaginaceae | | |
| pink sand verbena, pink sand-verbena | | | Native |
Caryophyllales/Plumbaginaceae | | |
| Common thrift | | | Native |
Caryophyllales/Polygonaceae | | |
| large knotweed | | | Native |
| Nuttall's knotweed | | | Native |
| Nuttall's knotweed | | | Native |
Ceratophyllales/Ceratophyllaceae | | |
| Common hornwort | | | Native |
Dipsacales/Adoxaceae | | |
| bunchberry elder, red elderberry | Not In Park (False Report) | | Non-native |
Dipsacales/Linnaeaceae | | |
| | | | Unknown |
Ericales/Ericaceae | | |
| Japanese pieris, lily-of-the-valley-bush | | | Non-native |
| azaleas, rhododendron | | | |
| blueberries, blueberry, huckleberry | | | |
| smallflower blueberry | Not In Park (False Report) | | Non-native |
Ericales/Primulaceae | | |
| Southerly frigid shooting star | | | Native |
| mosquito bills | | | Native |
| sea milkwort | | | Native |
| primrose, shootingstar | | | |
Fabales/Fabaceae | | |
| Least bladdery milkvetch. | | | Native |
| marsh pea, marsh vetchling | | | Native |
| American bird's-foot trefoil, American bird's-foot-trefoil, prairie trefoil, Spanish clover | | | Native |
| seashore lupine | | | Native |
| Streambank lupine | | | Native |
| | | | Native |
| wisteria | | | |
Fagales/Betulaceae | | |
| Bog birch | | | Native |
Fagales/Fagaceae | | |
| giant chinquapin | | | Native |
| beech | | | |
Gentianales/Rubiaceae | | |
| kamchatka bedstraw | | | Native |
Geraniales/Geraniaceae | | |
| alfilaree, alfilaria, filaree, redstem filaree, redstem stork's bill, stork's bill | | | Non-native |
Isoetales/Isoetaceae | | |
| isoète, quillwort | | | |
Lamiales/Lamiaceae | | |
| hedge nettle, hedgenettle | | | |
Lamiales/Oleaceae | | |
| common lilac | | | Non-native |
Lamiales/Phrymaceae | | |
| Musky monkey-flower | | | Native |
Lamiales/Plantaginaceae | | |
| water-starwort | | | |
| giant blue eyed Mary | | | Native |
| Snow-queen | | | Native |
| Fringed synthyris | | | Native |
| speedwell | | | |
| Purslane speedwell | | | Native |
Liliales/Liliaceae | | |
| yellow avalanche-lily | Not In Park (False Report) | | Native |
| twisted stalk, twistedstalk | | | |
Liliales/Melanthiaceae | | |
| California false hellebore | | | Native |
Malpighiales/Salicaceae | | |
| willow | | | |
| northwest sandbar willow, northwest willow | | | Native |
Malpighiales/Violaceae | | |
| violet | | | |
Malvales/Malvaceae | | |
| musk mallow | | | Non-native |
| Henderson's checkerbloom, Henderson's checkermallow | | | Native |
Myrtales/Onagraceae | | |
| Farewell-to-spring | | | Native |
Poales/Cyperaceae | | |
| sedge, sedges | | | |
| Northern clustered sedge | | | Native |
| Poverty sedge | | | Native |
| sanddune sedge | | | Native |
| Few flowered sedge | | | Native |
| Presl's sedge | | | Native |
| spikerush, spikesedge | | | |
| ovate spikerush, ovoid spikerush, ovoid spike-rush | | | Native |
| bulrush, bulrushes | | | |
Poales/Juncaceae | | |
| rush | | | |
| toad rush | | | Native |
| field woodrush | Not In Park (False Report) | | Native |
Poales/Poaceae | | |
| bentgrass | | | |
| shortawn foxtail, short-awn meadow-foxtail | | | Native |
| brome, brome spp. | | | |
| Bluejoint reedgrass | | | Native |
| fescue | | | |
| Slender spike manna grass | | | Native |
| coastline bluegrass | | | Native |
| Nootka alkaligrass | | | Native |
| nuttall's fescue | | | Native |
Polypodiales/Athyriaceae | | |
| alpine ladyfern | | | Native |
Polypodiales/Blechnaceae | | |
| Great chain fern | | | Native |
Polypodiales/Dryopteridaceae | | |
| Christmas fern, holly fern, hollyfern, sword fern | | | |
Polypodiales/Pteridaceae | | |
| smooth cliffbrake, western dwarf cliffbrake | Not In Park (False Report) | | Native |
Polypodiales/Woodsiaceae | | |
| Mountain cliff fern | | | Native |
| Mountain cliff fern | | | Native |
Ranunculales/Berberidaceae | | |
| Japanese barberry | | | Non-native |
| Northern inside out flower | | | Native |
Ranunculales/Ranunculaceae | | |
| Threeleaf anemone | | | Native |
| Oregon anemone | | | Native |
| Western clematis | | | Non-native |
| cutleaf goldthread | | | Native |
| hellebore | | | |
| Cooley's false buttercup | | | Native |
| tiny mousetail | | | Native |
| Shore buttercup | | | Native |
| Lesser spearwort | | | Native |
| Lesser spearwort | | | Native |
Rosales/Rosaceae | | |
| flowering quince | | | Non-native |
| | | | |
| Japanese rose | | | Non-native |
| bitter cherry, bittercherry | | | Native |
| Common chokecherry | | | Native |
| Nootka rose | | | Native |
Rosales/Ulmaceae | | |
| elm | | | |
Saxifragales/Crassulaceae | | |
| Oregon's sedum | | | Native |
| Oregon sedum | | | Native |
Saxifragales/Haloragaceae | | |
| whorled water-milfoil, whorlleaf watermilfoil, whorl-leaf watermilfoil | | | Native |
Solanales/Convolvulaceae | | |
| Beach morning glory | | | Native |
| | | | | |
| | | | | |
Report Species Count: 1949 |