Vascular Plants

Includes all flowering plants, conifers, ferns and fern-allies.

Browse by common name:
A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z
Common names beginning with F:
Fairy-bells (Prosartes hookeri)
Distribution: Both sides of the Cascades in Washington; British Columbia south to Oregon, east to Montana.
Habitat: Moist, shady, wooded areas, sea level to mid-elevations in the mountains.
Origin: Native
Flowers: April-July
Northern fairy-candelabra (Androsace septentrionalis)
Distribution: Northern Washington; circumpolar in the arctic, widespread in Canada, pacific coast of the United States east to Dakotas, Minnesota, and Texas.
Habitat: Alpine meadows.
Origin: Native
Flowers: May-August
White fairy-poppy (Meconella oregana)
Distribution: West of the Cascades, Victoria, British Columbia south to California; rare in Washington, more common in the Willamette Valley of Oregon.
Habitat: Open ground and prairies where wet in the spring.
Origin: Native
Flowers: March - April
Diamond fairyfan (Clarkia rhomboidea)
Distribution: Occurring east of the Cascades crest in Washington; Washington south to California and Arizona, east to Idaho, Montana, Utah, and Nevada.
Habitat: Dry, often sandy soil in forest openings at low to moderate elevtions.
Origin: Native
Flowers: May-July
False agoseris (Nothocalais troximoides)
Distribution: East of the Caascades crest in Washington; British Columbia south to California, east to Montana, Wyoming and Utah.
Habitat: Dry, open areas in lowlands and foothills, especially in lithosol.
Origin: Native
Flowers: April-June
False dandelion (Hypochaeris glabra)
Distribution: Occurring west of the Cascades crest in Washington; British Columbia south to California; central and eastern U.S.
Habitat: Rocky balds, disturbed meadows, wasteland areas, especially in sandy soil.
Origin: Introduced from Europe
Flowers: May-June
American false hellebore (Veratrum viride)
Distribution: Widely distributed throughout the forest and mountainous areas of Washington; Alaska south to California, east to the northern Rocky Mountains; eastern North America from Alabama to Newfoundland.
Habitat: Moist meadows and woodlands, lowlands to subalpine.
Origin: Native
Flowers: June-September
California false hellebore (Veratrum californicum)
Distribution: Occurring on both sides of the Cascades crest in Washington; Washington south to California, east to the Rocky Mountains.
Habitat: Moist meadows and woodlands, lowlands to subalpine.
Origin: Native
Flowers: June-August
Green false hellebore (Veratrum viride)
Distribution: Widely distributed throughout the forest and mountainous areas of Washington; Alaska south to California, east to the northern Rocky Mountains; eastern North America from Alabama to Newfoundland.
Habitat: Moist meadows and woodlands, lowlands to subalpine.
Origin: Native
Flowers: June-September
Pale false manna grass (Torreyochloa pallida)
Distribution: Alaska south along the coast to California, east to Alberta and New Mexico.
Habitat: Wet places, from near sea level to 11,000 feet elevation in mountain meadows.
Origin: Native
Flowers: June - August
Willamette false rue-anemone (Enemion hallii)
Distribution: Lewis and Thurston Counties, Washington, south in the Columbia River Gorge and Willamette Valley to Marion County, Oregon
Habitat: Moist woods and streambanks at low elevations
Origin: Native
Flowers: June - July
Large false Solomon's seal (Maianthemum racemosum)
Distribution: Widely distributed throughout Washington; widely distributed throughout much of North America south of Yukon Territory, Northwest Territory, and Quebec.
Habitat: Moist woods and open forests, sea level to mid-elevations in the mountains.
Origin: Native
Flowers: April-July
Hoary false-yarrow (Chaenactis douglasii)
Distribution: East of the Cascade crest in Washington; British Columbia south to California, east to Rocky Mountains.
Habitat: Shrub-steppe and foothills to higher elevations in forest openings.
Origin: Native
Flowers: May-September
Okanogan fameflower (Phemeranthus sediformis)
Distribution: Occurring east of the Cascades crest in north-central Washington; southern British Columbia south to northern Washington.
Habitat: Rocky, exposed slopes and ledges in the lower mountains.
Origin: Native
Flowers: May-July
Spinescent fameflower (Phemeranthus spinescens)
Distribution: Occurring east of the Cascades crest in Washington; Washington south to Oregon.
Habitat: Rocky, basaltic outcrops and scabland in sagebrush.
Origin: Native
Flowers: May-September
Spiny fameflower (Phemeranthus spinescens)
Distribution: Occurring east of the Cascades crest in Washington; Washington south to Oregon.
Habitat: Rocky, basaltic outcrops and scabland in sagebrush.
Origin: Native
Flowers: May-September
Fan-foil (Potentilla flabellifolia)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California and Nevada, east to Alberta, Montana and Wyoming.
Habitat: Common in moist meadows, mid- to high elevations in the mountains.
Origin: Native
Flowers: June-August
Fanweed (Thlaspi arvense)
Distribution: Distributed widely throughout Washington; widely introduced throughout North America.
Habitat: Weed of waste ground, low to moderate elevations.
Origin: Introduced from Europe
Flowers: April-August
Fanwort (Cabomba caroliniana)
Origin: Introduced
Yellow fawn-lily (Erythronium grandiflorum)
Distribution: Widely distributed throughout Washington; British Columbia south to Oregon, east to Colorado.
Habitat: Sagebrush slopes to near timberline in the mountains, often blooming near snow fields.
Origin: Native
Flowers: March-August
Parrot's feather (Myriophyllum aquaticum)
Distribution: Occurring on both sides of the Cascades crest in Washington; widely distributed throughout much of North America.
Habitat: Ponds and slow-moving streams.
Origin: Introduced from South America
Flowers: May-July
Water feather (Myriophyllum aquaticum)
Distribution: Occurring on both sides of the Cascades crest in Washington; widely distributed throughout much of North America.
Habitat: Ponds and slow-moving streams.
Origin: Introduced from South America
Flowers: May-July
Western featherbells (Anticlea occidentalis)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to Idaho and Montana.
Habitat: Wet cliffs, moist meadows and scree, mostly at mid- to high elevations, but down to near sea level in the Olympic Peninsula and the Columbia River Gorge.
Origin: Native
Flowers: June-August
Featherfew (Tanacetum parthenium)
Distribution: Scattered locations throughout Washington; introduced in most of the western and eastern United States; escaped from gardens.
Habitat: Waste places.
Origin: Introduced from Europe
Flowers: June-September
Felonwort (Solanum dulcamara)
Distribution: Widely distributed throughout Washington; widely distributed throughout North America.
Habitat: Thickets, clearings and open woods, usually in moist soil
Origin: Introduced from Eurasia
Flowers: May-September
Also felwort (Swertia perennis)
Distribution: Narrowly distributed in Cascades of Washington; Alaska south to California, east through the Rocky Mountains.
Habitat: Streambanks, wet meadows and other moist places, mid- to high elevations in the mountains.
Origin: Native
Flowers: July-August
Sweet fennel (Foeniculum vulgare)
Distribution: Occurring chiefly west of the Cascades crest in lowland western Washington; widely distributed throughout much of North America.
Habitat: Roadsides and wasteland.
Origin: Introduced; native to the Mediterranean
Flowers: July-September
Anderson's sword fern (Polystichum andersonii)
Distribution: Southern Alaska south to northern Oregon, northern Idaho, and northwest Montana; also in the Olympic Mountains of Washington.
Habitat: Deep woods and thickets in the mountains.
Origin: Native
Bladder fern (Cystopteris fragilis)
Distribution: Widespread in North America and common in the Pacific Northwest
Habitat: Moist to moderately dry, often rocky places, lowlands to above timberline
Origin: Native
Brittle fern (Cystopteris fragilis)
Distribution: Widespread in North America and common in the Pacific Northwest
Habitat: Moist to moderately dry, often rocky places, lowlands to above timberline
Origin: Native
California sword fern (Polystichum californicum)
Distribution: Occurring west of the Cascades crest in Washington; southern British Columbia south to California.
Habitat: Moist forest understory at low elevations, typically in rock crevices.
Origin: Native
Coastal fern (Dryopteris arguta)
Distribution: Cheifly west of the Cascade summits, southern Washington to California and east to Arizona; also in the mountains of eastern Oregon.
Habitat: Mostly in the woods, but occasionally in more open areas.
Origin: Native
Common fern (Gymnocarpium dryopteris)
Distribution: Both sides of the Cascades in Washington; Alaska east across northern Canada, south to northern U.S., with disjunct populations scattered throughout western North America.
Habitat: Forest understory, often where moist
Origin: Native
Common sword fern (Polystichum munitum)
Distribution: In forested areas throughout Washington; British Columbia south to California, east to Montana.
Habitat: Moist coniferous woods, in open to deep shade; from sea-level to midmontane.
Origin: Native
Spores: Spores year-round on fronds
Crested wood fern fern (Dryopteris cristata)
Distribution: Circumboreal, extending south in North America to northern Idaho, northwest Montana, and Arkansas.
Habitat: Moist woods and thickets.
Origin: Native
Duckweed fern (Azolla filiculoides)
Distribution: Occurring on both sides of the Cascades in Washington; British Columbia south to California, east to Arizona.
Habitat: Ponds, backwaters, slow-moving streams
Origin: Native
Fee's lip fern (Myriopteris gracilis)
Origin: Native
Fragile fern (Cystopteris fragilis)
Distribution: Widespread in North America and common in the Pacific Northwest
Habitat: Moist to moderately dry, often rocky places, lowlands to above timberline
Origin: Native
Giant chain fern (Woodwardia fimbriata)
Distribution: Occurring in lowland western Washington; southern Vancouver Island to California, also in Nevada and Arizona.
Habitat: Mixed conifer and mixed conifer-hardwood forests, always where moist such as stream banks, springs, and seepy rocky outcrops.
Origin: Native
Gold fern (Pentagramma triangularis)
Distribution: Mostly west of the Cascades, Vancouver Island, B.C., to Baja California, east to Arizona, and in the Blue Mountains of Washington
Habitat: Rock crevices and open, rocky slopes in the valleys and foothills
Origin: Native
Gold-back fern (Pentagramma triangularis)
Distribution: Mostly west of the Cascades, Vancouver Island, B.C., to Baja California, east to Arizona, and in the Blue Mountains of Washington
Habitat: Rock crevices and open, rocky slopes in the valleys and foothills
Origin: Native
Hidden sword fern (Polystichum lemmonii × Polystichum munitum)
Origin: Native
Holly fern (Polystichum kruckebergii)
Distribution: Occurring in the Olympics and Cascades mountains in Washington; British Columbia south to California, east to Montana, Idaho, Nevada and Utah.
Habitat: Open slopes, typically among rocks; tolerant of serpentine.
Origin: Native
Hybrid holly fern (Polystichum kruckebergii × Polystichum munitum)
Origin: Native
Hybrid oak fern (Gymnocarpium ×brittonianum)
Origin: Native
Hybrid sword fern (Polystichum munitum × Polystichum scopulinum)
Origin: Native
Kruckeberg's sword fern fern (Polystichum kruckebergii)
Distribution: Occurring in the Olympics and Cascades mountains in Washington; British Columbia south to California, east to Montana, Idaho, Nevada and Utah.
Habitat: Open slopes, typically among rocks; tolerant of serpentine.
Origin: Native
Lace fern (Myriopteris gracillima)
Distribution: Occurring on both sides of the Cascades in Washington; southern British Columbia to California, east to western Montana, Idaho, Nevada and Utah.
Habitat: Cliffs and rocky slopes from montane to subalpine.
Origin: Native
Large mosquito fern (Azolla filiculoides)
Distribution: Occurring on both sides of the Cascades in Washington; British Columbia south to California, east to Arizona.
Habitat: Ponds, backwaters, slow-moving streams
Origin: Native
Lemmon's holly fern (Polystichum lemmonii)
Distribution: Occurring on both sides of the Cascades in the northern half of Washington, particularly common in the Wenatchee Mountains; southern British Columbia, northern Washington, disjunct in the Wallowa Mts., and in southwestern Oregon and northern California.
Habitat: Open, rocky slopes near timberline in the mountains, chiefly on serpentine.
Origin: Native
Licorice fern (Polypodium glycyrrhiza)
Distribution: Both sides of the Cascades in Washington; Alaska south to California.
Habitat: Moist banks and rocks, tree trunks and logs, at low elevations
Origin: Native
Marginal wood fern (Dryopteris arguta)
Distribution: Cheifly west of the Cascade summits, southern Washington to California and east to Arizona; also in the mountains of eastern Oregon.
Habitat: Mostly in the woods, but occasionally in more open areas.
Origin: Native
Mexican waterfern fern (Azolla microphylla)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to New Mexico and Colorado; disjunct populations in central U.S.
Habitat: Ponds and backwaters, mostly at low elevations.
Origin: Native
Mosquito fern (Azolla microphylla)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to New Mexico and Colorado; disjunct populations in central U.S.
Habitat: Ponds and backwaters, mostly at low elevations.
Origin: Native
Mountain fern (Oreopteris quelpaertensis)
Distribution: Alaska and British Columbia, south in the Cascades to central Washington
Habitat: Wet cliffs and rocky slopes, sea level to subalpine
Origin: Native
Mountain fern (Polystichum lonchitis)
Distribution: Alaska to California, east to Quebec and Wyoming
Habitat: Talus slopes and cliff crevices, occasionally in coniferous forests, mid- to high elevations in the mountains
Origin: Native
Mountain holly fern (Polystichum scopulinum)
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to California, east to Montana, Idaho, Wyoming, Nevada, Utah, and Arizona.
Habitat: Open slopes, typically associated with rock outcroppings and crevices; tolerant of serpentine.
Origin: Native
Narrow beech fern (Phegopteris connectilis)
Distribution: Circumboreal; south in the Pacific Northwest to northern Oregon and the Selkirk Mountains
Habitat: Cliff crevices and moist banks in wooded regions
Origin: Native
Northern fern (Dryopteris expansa)
Distribution: Circumboreal; throughout the Pacific Northwest
Habitat: Moist to wet woods and streambanks
Origin: Native
Northern fern (Phegopteris connectilis)
Distribution: Circumboreal; south in the Pacific Northwest to northern Oregon and the Selkirk Mountains
Habitat: Cliff crevices and moist banks in wooded regions
Origin: Native
Northern holly fern (Polystichum lonchitis)
Distribution: Alaska to California, east to Quebec and Wyoming
Habitat: Talus slopes and cliff crevices, occasionally in coniferous forests, mid- to high elevations in the mountains
Origin: Native
Northern oak fern (Gymnocarpium dryopteris)
Distribution: Both sides of the Cascades in Washington; Alaska east across northern Canada, south to northern U.S., with disjunct populations scattered throughout western North America.
Habitat: Forest understory, often where moist
Origin: Native
Pacific oak fern (Gymnocarpium disjunctum)
Distribution: Circumboreal, extending south in North America to Oregon, Arizona and Virginia.
Habitat: Moist woods, streambanks and wet cliffs.
Origin: Native
Queen's-veil maiden fern (Oreopteris quelpaertensis)
Distribution: Alaska and British Columbia, south in the Cascades to central Washington
Habitat: Wet cliffs and rocky slopes, sea level to subalpine
Origin: Native
Rattlesnake fern (Botrypus virginianus)
Distribution: Throughout the United States and Canada; chiefly in southern British Columbia and northern Idaho in the Pacific Northwest
Habitat: Moist woods and thickets, seldom in meadows, valleys to mid-elevations in the mountains
Origin: Native
Rock sword fern (Polystichum scopulinum)
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to California, east to Montana, Idaho, Wyoming, Nevada, Utah, and Arizona.
Habitat: Open slopes, typically associated with rock outcroppings and crevices; tolerant of serpentine.
Origin: Native
Serpentine holly fern (Polystichum lemmonii × Polystichum scopulinum)
Origin: Native
Shasta fern (Polystichum lemmonii)
Distribution: Occurring on both sides of the Cascades in the northern half of Washington, particularly common in the Wenatchee Mountains; southern British Columbia, northern Washington, disjunct in the Wallowa Mts., and in southwestern Oregon and northern California.
Habitat: Open, rocky slopes near timberline in the mountains, chiefly on serpentine.
Origin: Native
Shield fern (Dryopteris cristata)
Distribution: Circumboreal, extending south in North America to northern Idaho, northwest Montana, and Arkansas.
Habitat: Moist woods and thickets.
Origin: Native
Sierran marsh fern (Parathelypteris nevadensis)
Origin: Native
Slender fern (Myriopteris gracilis)
Origin: Native
Spinulose fern (Dryopteris carthusiana)
Distribution: Circumboreal, extending south in North America to Oregon and northern California from the Cascades to the coast; also in northern Idaho and northwest Wyoming.
Habitat: Moist woods and streambanks.
Origin: Native
Spreading wood fern (Dryopteris expansa)
Distribution: Circumboreal; throughout the Pacific Northwest
Habitat: Moist to wet woods and streambanks
Origin: Native
Toothed wood fern (Dryopteris carthusiana)
Distribution: Circumboreal, extending south in North America to Oregon and northern California from the Cascades to the coast; also in northern Idaho and northwest Wyoming.
Habitat: Moist woods and streambanks.
Origin: Native
Vancouver holly fern (Polystichum andersonii)
Distribution: Southern Alaska south to northern Oregon, northern Idaho, and northwest Montana; also in the Olympic Mountains of Washington.
Habitat: Deep woods and thickets in the mountains.
Origin: Native
Western fern (Gymnocarpium disjunctum)
Distribution: Circumboreal, extending south in North America to Oregon, Arizona and Virginia.
Habitat: Moist woods, streambanks and wet cliffs.
Origin: Native
Western fern (Polystichum munitum)
Distribution: In forested areas throughout Washington; British Columbia south to California, east to Montana.
Habitat: Moist coniferous woods, in open to deep shade; from sea-level to midmontane.
Origin: Native
Spores: Spores year-round on fronds
Wright's filmy fern (Hymenophyllum wrightii)
Origin: Native
Alpine fescue (Festuca brachyphylla)
Origin: Native
Bearded fescue (Festuca subulata)
Origin: Native
Flowers: Late May - Early June
Bluebunch fescue (Festuca idahoensis)
Distribution: British Columbia south to Sierran California, east to Alberta and Colorado.
Habitat: Grasslands and sagebrush desert to dry and rock mountain slopes, occasionally to 12,000 feet in elevation.
Origin: Native
Flowers: Late May - July
Brome fescue (Vulpia bromoides)
Distribution: Introduced from southern British Columbia to southern California and Arizona, occasional farther east.
Habitat: From ocean beaches and salt marshes to sagebrush deserts.
Origin: Introduced
Flowers: April - June
California fescue (Festuca californica)
Origin: Native
Flowers: April - June
Crinkle-awn fescue (Festuca subuliflora)
Origin: Native
Flowers: May - July
Fine-leaf sheep fescue (Festuca filiformis)
Origin: Introduced from Europe
Flowers: May - August
Green-leaf fescue (Festuca viridula)
Distribution: British Colubia south to California, east to Alberta and Montana.
Habitat: Subalpine slopes, rock slides, and meadows to well above timberline.
Origin: Native
Flowers: June - July
Hard fescue (Festuca trachyphylla)
Origin: Introduced
Meadow fescue (Schedonorus pratensis)
Distribution: Occurring in scattered localities on both sides of the Cascades crest in Washington; widely distributed throughout North America.
Habitat: Meadows, pastures, roadsides, and other disturbed areas, often where moist
Origin: Introduced
Flowers: May-July
Prairie fescue (Festuca campestris)
Origin: Native
Red fescue (Festuca rubra)
Origin: Both native and introduced
Flowers: June - August
Rocky Mountain fescue (Festuca saximontana)
Origin: Native
Roemer's fescue (Festuca roemeri)
Distribution: Chiefly west of the Cascades crest in Washington; British Columbia south to California.
Habitat: Meadows, grasslands, balds and forest openings mostly at low elevations.
Origin: Native
Flowers: May-July
Sheep fescue (Festuca ovina)
Origin: Introduced
Six–weeks fescue (Vulpia octoflora)
Origin: Native
Small fescue (Vulpia microstachys)
Origin: Native
Tall fescue (Schedonorus arundinaceus)
Distribution: Occurring on both sides of the Cascades crest in Washington; widely distributed throughout North America.
Habitat: Meadowlands, fallow fields an ditch banks.
Origin: Introduced
Flowers: May-July
Valais fescue (Festuca valesiaca)
Origin: Introduced
Washington fescue (Festuca washingtonica)
Origin: Native
Water fescue (Alopecurus geniculatus)
Distribution: Distributed on both sides of the Cascades in Washington; Alaska south to California, east to the Atlantic Coast in Canada.
Habitat: Wet places, often in standing water.
Origin: Native
Flowers: May-July
Western fescue (Festuca occidentalis)
Origin: Native
Flowers: Late May - July
Feverfew (Tanacetum parthenium)
Distribution: Scattered locations throughout Washington; introduced in most of the western and eastern United States; escaped from gardens.
Habitat: Waste places.
Origin: Introduced from Europe
Flowers: June-September
Bugloss fiddleneck (Amsinckia lycopsoides)
Distribution: Chiefly east of the Cascades crest in Washington, with scattered localities west of the crest; east to the Atlantic Coast.
Habitat: Dry, open areas at low elevations.
Origin: Native
Flowers: April-July
Fireweed fiddleneck (Amsinckia intermedia)
Origin: Native
Flowers: April - May
Harvest fiddleneck (Amsinckia menziesii)
Distribution: Chiefly east of the Cascades in Washington; Washington south to California.
Habitat: Open, dry foothills.
Origin: Native
Flowers: April-July
Harvest fiddleneck (Amsinckia retrorsa)
Origin: Native
Menzie's fiddleneck (Amsinckia intermedia)
Origin: Native
Flowers: April - May
Rancher's fiddleneck (Amsinckia intermedia)
Origin: Native
Flowers: April - May
Rigid fiddleneck (Amsinckia menziesii)
Distribution: Chiefly east of the Cascades in Washington; Washington south to California.
Habitat: Open, dry foothills.
Origin: Native
Flowers: April-July
Rigid fiddleneck (Amsinckia retrorsa)
Origin: Native
Small-flowered fiddleneck (Amsinckia intermedia)
Origin: Native
Flowers: April - May
Tarweed fiddleneck (Amsinckia lycopsoides)
Distribution: Chiefly east of the Cascades crest in Washington, with scattered localities west of the crest; east to the Atlantic Coast.
Habitat: Dry, open areas at low elevations.
Origin: Native
Flowers: April-July
Tessellate fiddleneck (Amsinckia tessellata)
Distribution: Chiefly east of the Cascades in Washington; British Columbia south to California, east to Idaho, south to New Mexico.
Habitat: Roadsides and dry, open slopes and flats, often in disturbed soil.
Origin: Native
Flowers: April-June
Austrian yellowcress field-cress (Rorippa austriaca)
Distribution: Occurring in scattered locations chiefly east of the Cascades in Washington; Alberta south to California, east to coastal U.S.
Habitat: Disturbed areas and waste ground.
Origin: Introduced from Europe
Flowers: June-August
Field-cress (Rorippa austriaca)
Distribution: Occurring in scattered locations chiefly east of the Cascades in Washington; Alberta south to California, east to coastal U.S.
Habitat: Disturbed areas and waste ground.
Origin: Introduced from Europe
Flowers: June-August
Blue field-madder (Sherardia arvensis)
Distribution: Chiefly west of the Cascades in Washington; British Columbia south to California, east to Idaho and Arizona; introduced from Michigan to Maine, south to Texas to Florida in the east.
Habitat: Weed of prairies, meadows, and other open, disturbed areas.
Origin: Introduced from Mediterranean
Flowers: April-July
California figwort (Scrophularia californica)
Distribution: West of the Cascades in Washington, chiefly in coastal counties; British Columbia south to Oregon.
Habitat: Forest margins and prairies at low elevations.
Origin: Native
Flowers: May-July
Common figwort (Scrophularia nodosa)
Origin: Introduced from Europe
Lance-leaf figwort (Scrophularia lanceolata)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east across the northern two-thirds of the United States and most of Canada.
Habitat: Moist areas at low elevations, but not along the coast.
Origin: Native
Flowers: June-August
Oregon figwort (Scrophularia californica)
Distribution: West of the Cascades in Washington, chiefly in coastal counties; British Columbia south to Oregon.
Habitat: Forest margins and prairies at low elevations.
Origin: Native
Flowers: May-July
Field filago (Filago arvensis)
Distribution: Occurring east of the Cascades crest in Washington; Alaska to Oregon, east to Sasketchewan, Nebraska, Minnesota and Michigan.
Habitat: Dry, open waste land and overgrazed ranges.
Origin: Introduced
Flowers: July-September
German filago (Filago vulgaris)
Origin: Introduced from Europe
Greenstem filaree (Erodium moschatum)
Distribution: Occurring in a few scattered locations in Washington; Washington south to California and Arizona, also in northeastern North America.
Habitat: Occasional escape from cultivation.
Origin: Introduced
Flowers: April-September
Common filbert (Corylus avellana)
Distribution: Widely planted as an ornamental and occasionally naturalizing in western Washington lowlands; British Columbia south to Oregon.
Habitat: Abandoned plantings, roadsides, waste sites, forest edge.
Origin: Introduced
Flowers: January-April
Alpine fir (Abies lasiocarpa)
Distribution: Widely distributed throughout much of Washington; Alaska south to southern Oregon, east in the higher mountains to Alberta, Canada, and Colorado.
Habitat: Subalpine to alpine slopes, where commonly in krumholtz form.
Origin: Native
Cones: June-July
Grand fir (Abies grandis)
Distribution: Both sides of the Cascades in Washington; Vancouver Island, British Columbia south to California on both sides of the Cascades; scattered areas in the mountains east to Montana.
Habitat: Coniferous forests, from sea level to mid-elevations in the mountains.
Origin: Native
Cones: May-June
Noble fir (Abies procera)
Distribution: Chiefly west of the Cascades in Washington; from northern Washington to the Siskiyou Mountains in California, and in the Coast Range in Oregon.
Habitat: Deep forests where there is sufficient moisture, moderate to fairly high elevations.
Origin: Native
Pacific silver fir (Abies amabilis)
Distribution: On both sides of the Cascades in Washington; Alaska south to Siskiyou County, California, mostly west of the Cascade Crest.
Habitat: Mostly at 1000-4000 feet elevation in the mountains.
Origin: Native
Subalpine fir (Abies lasiocarpa)
Distribution: Widely distributed throughout much of Washington; Alaska south to southern Oregon, east in the higher mountains to Alberta, Canada, and Colorado.
Habitat: Subalpine to alpine slopes, where commonly in krumholtz form.
Origin: Native
Cones: June-July
Chinese firethorn (Pyracantha fortuneana)
Origin: Introduced
Firethorn (Pyracantha coccinea)
Distribution: Occurring in scattered locations across Washington; British Columbia south to California, east to the Atlantic Coast along the southern half of the U.S.
Habitat: Disturbed areas, wastelots, and forest margins often near towns and cities where escaped from cultivation.
Origin: Introduced from southern Europe
Flowers: May-June
Scarlet firethorn (Pyracantha coccinea)
Distribution: Occurring in scattered locations across Washington; British Columbia south to California, east to the Atlantic Coast along the southern half of the U.S.
Habitat: Disturbed areas, wastelots, and forest margins often near towns and cities where escaped from cultivation.
Origin: Introduced from southern Europe
Flowers: May-June
Australian fireweed (Erechtites glomeratus)
Origin: Introduced
Broad-leaf fireweed (Chamaenerion latifolium)
Distribution: Occurring in most mountainous areas of Washington except the southeast corner; Alaska south to the Sierra Nevada of California, east to Montana and Colorado.
Habitat: River bars, along streams, and drier subalpine to alpine slopes.
Origin: Native
Flowers: June-September
Eastern fireweed (Erechtites hieraciifolius)
Distribution: Occasionally introduced west of the Cascades, British Columbia to Oregon
Habitat: Roadside weed
Origin: Native in eastern United States
Flowers: August - September
Fireweed (Chamaenerion angustifolium)
Distribution: Widespread throughout Washington; Alaska south to California, east to the Atlantic Coast; circumboreal.
Habitat: Open areas, sea level to subalpine, especially in burned areas.
Origin: Native
Flowers: June-September
Rancher's fireweed (Amsinckia menziesii)
Distribution: Chiefly east of the Cascades in Washington; Washington south to California.
Habitat: Open, dry foothills.
Origin: Native
Flowers: April-July
Alpine firmoss (Huperzia continentalis)
Distribution: In the Olympics and Cascades mountains in Washington; primarily Alaska to Washington, east to Montana; also in Wyoming and Colorado, scattered across northern Canada and on Greenland.
Habitat: Subalpine and alpine meadows, heath, and rocky slopes. Usually at high elevations.
Origin: Native
Fissurewort (Sandbergia whitedii)
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to Washington.
Habitat: Dry scabland, forest openings, talus slopes and alpine meadows.
Origin: Native
Flowers: April-July
Whited's halimolobos fissurewort (Sandbergia whitedii)
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to Washington.
Habitat: Dry scabland, forest openings, talus slopes and alpine meadows.
Origin: Native
Flowers: April-July
Five-spot (Nemophila maculata)
Distribution: Known in Washington only as a garden escape in King County; southwestern Oregon to southern California.
Habitat: In our area a garden escape to open areas; in its native range found in meadows, roadbanks, and woodland.
Origin: Introduced
Flowers: May-June
Flag (Iris tenax)
Distribution: ccurring west of the Cascades crest in Washington; Washington south to California.
Habitat: Prairies and pastures, open oak and coniferous forests, at low elevations.
Origin: Native
Flowers: April-June
Oregon iris flag (Iris tenax)
Distribution: ccurring west of the Cascades crest in Washington; Washington south to California.
Habitat: Prairies and pastures, open oak and coniferous forests, at low elevations.
Origin: Native
Flowers: April-June
Sweet flag (Acorus calamus)
Origin: Introduced from Eurasia
Western blue flag (Iris missouriensis)
Distribution: Occurring chiefly east of the Cascades crest in Wahington, but also known from the Puget Sound area; British Columbia south to California, east to the Rocky Mountains.
Habitat: Common in vernally moist meadows, especially in sagebrush and Ponderosa pine forests.
Origin: Native
Flowers: May-July
Flatpod (Idahoa scapigera)
Distribution: East of the Cascades in Washington; Washington sout to California, east to Idaho.
Habitat: Shrub-steppe, especially with sagebrush.
Origin: Native
Flowers: March-April
Awned flatsedge (Cyperus squarrosus)
Distribution: Widespread in the United States and Europe.
Habitat: Wet places in the valleys and lowlands.
Origin: Native
Flowers: June - August
False flatsedge (Cyperus strigosus)
Distribution: Widespread in the United States and adjacent Canada.
Habitat: Wet places, along the banks of large streams, in the valleys and lowlands.
Origin: Native
Flowers: July - September
Great Plains flatsedge (Cyperus lupulinus)
Distribution: Great Plains to northeastern United States; occasional in the Pacific Northwest.
Habitat: Wet areas.
Origin: Native
Flowers: June - August
Redroot flatsedge (Cyperus erythrorhizos)
Distribution: Widespresd in the United Stated and adjacent Canada.
Habitat: Streambanks and other wet places in the valleys and lowlands.
Origin: Native
Flowers: June - August
Sand flatsedge (Cyperus schweinitzii)
Origin: Native east Cascades, introduced in Seattle, WA
Scented flatsedge (Cyperus odoratus)
Origin: Introduced
Sharp-pointed flatsedge (Cyperus acuminatus)
Origin: Native
Shining flatsedge (Cyperus bipartitus)
Distribution: Occurring on both sides of the Cascades crest in Washington; widespread in North America.
Habitat: Streambanks and other wet places in the valleys and lowlands; tolerant of alkali.
Origin: Native
Flowers: June-August
Straw-colored flatsedge (Cyperus strigosus)
Distribution: Widespread in the United States and adjacent Canada.
Habitat: Wet places, along the banks of large streams, in the valleys and lowlands.
Origin: Native
Flowers: July - September
Tall flatsedge (Cyperus eragrostis)
Distribution: British Columbia south to California, east to New Jersey and South Carolina.
Habitat: Damp grasslands and roadside ditches at low elevations.
Origin: Introduced
Flowers: June - August
Taper-tip flatsedge (Cyperus acuminatus)
Origin: Native
Umbrella flatsedge (Cyperus diandrus)
Origin: Introduced
Blue garden flax (Linum perenne)
Origin: Introduced
Hairy false flax (Camelina microcarpa)
Distribution: East of the Cascades and in the Columbia River Gorge in Washington; widely distributed throughout nearly all of North America.
Habitat: Weed of dry places.
Origin: Introduced from Eurasia
Flowers: May-July
Littlepod false flax (Camelina microcarpa)
Distribution: East of the Cascades and in the Columbia River Gorge in Washington; widely distributed throughout nearly all of North America.
Habitat: Weed of dry places.
Origin: Introduced from Eurasia
Flowers: May-July
Wild blue flax (Linum lewisii)
Distribution: Occurring chiefly east of the Cascades crest in Washington; widely distributed throughout much of western North America.
Habitat: Dry, open areas from prairies to alpine ridges.
Origin: Native
Flowers: May-July
Yellow flax (Linum rigidum)
Origin: Native
Alice's fleabane (Erigeron aliceae)
Distribution: In the Olympic Mountains of Washington, in the Cascades of Oregon, and in the Siskiyou Mountains of Oregon and California.
Habitat: Moist to fairly dry, sandy, open areas at mid-elevations in the mountains.
Origin: Native
Flowers: June - August
Annual fleabane (Erigeron annuus)
Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; native to eastern North America and widely introduced in other areas of North America.
Habitat: Weed of moist, disturbed soil.
Origin: Native? Introduced in OR, status as a native in BC uncertain
Flowers: June-September
Basalt fleabane (Erigeron basalticus)
Distribution: Selah Creek area and north in the Yakima River canyon, Yakima and Kittitas Counties, Washington.
Habitat: Cliff crevices in rocky canyons.
Origin: Native
Flowers: May-October
Blue dwarf fleabane (Erigeron elegantulus)
Origin: Native
Canadian fleabane (Conyza canadensis)
Distribution: Common introduction throughout the United States and Canada
Habitat: Weed of roadsides, dry or moist disturbed ground
Origin: Native
Flowers: July - September
Cushion fleabane (Erigeron poliospermus)
Distribution: East of the Cascades crest in Washington; British Columbia south to Oregon, east to Idaho.
Habitat: Dry, open, often rocky areas at low elevations.
Origin: Native
Flowers: April-June
Daisy fleabane (Erigeron strigosus)
Distribution: Widely distributed in Washington; widespread throughout much of North America.
Habitat: Moderately dry places at low to moderate elevations.
Origin: Native
Flowers: May-October
Davis's fleabane (Erigeron davisii)
Origin: Native
Dwarf mountain fleabane (Erigeron compositus)
Distribution: British Columbia to Oregon, east to Montana
Habitat: Sandy riverbanks at low elevations to rocky outcrops at mid- to high elevation in the mountains
Origin: Native
Flowers: May - August
Dwarf yellow fleabane (Erigeron chrysopsidis)
Distribution: Occurring east of the Cascade Mountains crest in Washington; Washington south to California, east to Idaho and Nevada.
Habitat: Shrub-steppe to open slopes of forests at middle elevations.
Origin: Native
Flowers: May-July
Eastern daisy fleabane (Erigeron annuus)
Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; native to eastern North America and widely introduced in other areas of North America.
Habitat: Weed of moist, disturbed soil.
Origin: Native? Introduced in OR, status as a native in BC uncertain
Flowers: June-September
Fernleaf fleabane (Erigeron compositus)
Distribution: British Columbia to Oregon, east to Montana
Habitat: Sandy riverbanks at low elevations to rocky outcrops at mid- to high elevation in the mountains
Origin: Native
Flowers: May - August
Flett's fleabane (Erigeron flettii)
Distribution: Olympic Mountains of Washington at high elevations.
Habitat: Cliffs and other rocky places.
Origin: Native
Flowers: July - August
Glacier fleabane (Erigeron glacialis)
Distribution: Widely distributed in the mountains throughout Washington; Alaska to California, east to the Rocky Mountains.
Habitat: Moist, open areas at mid- to high elevations in the mountains.
Origin: Native
Flowers: July-September
Golden fleabane (Erigeron aureus)
Distribution: Both sides of the Cascades in Washington; British Columbia south to Washington, east to Alberta.
Habitat: Exposed rocky areas, cliffs, and ridges, often at high elevations in the mountains.
Origin: Native
Flowers: June-August.
Howell's fleabane (Erigeron howellii)
Distribution: Soouth side of the Columbia River Gorge in Oregon and Skamania County, Washington
Habitat: Moist, rocky places in the lowlands.
Origin: Native
Flowers: April - June
Large-flowered fleabane (Erigeron grandiflorus)
Origin: Native
Leiberg's fleabane (Erigeron leibergii)
Distribution: In the Cascade and Wenatchee Mountains of Okanogan, Chelan and Kittitas Counties; British Columbia south to Washington.
Habitat: Cliffs and rocky places at moderate to high elevations in the mountains.
Origin: Native
Flowers: June-August
Lineleaf fleabane (Erigeron linearis)
Distribution: East of the Cascades in Washington; southern British Columbia to Oregon.
Habitat: Dry, open, often rocky areas at low to mid-elevations
Origin: Native
Flowers: May-July
Longleaf fleabane (Erigeron corymbosus)
Distribution: Cheifly east of the Cascades, southern British Columbia to eastern Oregon, east to Montana and Wyoming.
Habitat: Open, usually dry places, often among sagebrush.
Origin: Native
Flowers: June - July
Olympic Mt. fleabane (Erigeron flettii)
Distribution: Olympic Mountains of Washington at high elevations.
Habitat: Cliffs and other rocky places.
Origin: Native
Flowers: July - August
Oregon fleabane (Erigeron oreganus)
Distribution: Columbia River Gorge, more common on the Oregon side.
Habitat: Moist shady cliffs and ledges.
Origin: Native
Peck's threadleaf fleabane (Erigeron filifolius)
Distribution: Chiefly east of the Cascades, British Columbia to Oregon, east to Montana
Habitat: In shrub-steppe of foothills and plains, often with sagebrush
Origin: Native
Flowers: May - July
Philadelphia fleabane (Erigeron philadelphicus)
Distribution: Widely distributed throughout Washington; widely distributed throughout North America.
Habitat: Moist, open forests at low to mid-elevations.
Origin: Native
Flowers: April-August
Piper's fleabane (Erigeron piperianus)
Distribution: Columbia plains of south-central and southeast Washington
Habitat: Dry, open places, often in sandy soil among sagebrush.
Origin: Native
Flowers: May - June
Scabland fleabane (Erigeron bloomeri)
Distribution: Chiefly east of the Cascades, central Washington to California, east to Idaho and Nevada
Habitat: Dry, open, rocky areas at low to moderate elevations
Origin: Native
Flowers: June - August
Shaggy fleabane (Erigeron pumilus)
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to California, east to the Great Plains.
Habitat: Open places in the foothills, valleys and plains, often among sagebrush.
Origin: Native
Flowers: May-July
Showy fleabane (Erigeron speciosus)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, Nevada, and Arizona, east to the Rocky Mountains and South Dakota.
Habitat: Prairies and forest openings from the lowlands to moderate elevations in the mountains.
Origin: Native
Flowers: June-August
Spear leaved fleabane (Erigeron lonchophyllus)
Distribution: East of the Cascades, British Columbia to California, east to Quebec and North Dakota.
Habitat: Damp meadows and other moist places at high elevations in the mountains.
Origin: Native
Flowers: July - August
Splendid fleabane (Erigeron speciosus)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, Nevada, and Arizona, east to the Rocky Mountains and South Dakota.
Habitat: Prairies and forest openings from the lowlands to moderate elevations in the mountains.
Origin: Native
Flowers: June-August
Spreading fleabane (Erigeron divergens)
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to California, east to the Great Plains of the U.S.
Habitat: Meadows, grasslands, riverbanks, and forest openings from low to moderate elevations.
Origin: Native
Flowers: May-July
Star peak fleabane (Erigeron salishii)
Distribution: British Columbia and Washington.
Habitat: Cliffs, ridges, ledges and gravelly slopes at mid- to high elevations in the mountains.
Origin: Native
Flowers: July - September
Swamp fleabane (Erigeron elatus)
Distribution: Occurring in north-central region of Washington; Alaska south to Washington, east across Canada to the Atlantic Coast.
Habitat: Wet meadows, edges of ponds, forested wetlands.
Origin: Native
Flowers: July-August
Threadleaf fleabane (Erigeron filifolius)
Distribution: Chiefly east of the Cascades, British Columbia to Oregon, east to Montana
Habitat: In shrub-steppe of foothills and plains, often with sagebrush
Origin: Native
Flowers: May - July
Three-veined fleabane (Erigeron subtrinervis)
Distribution: Washington to the Dakotas, south to Colorado, but not found in Oregon
Habitat: Moderately dry, open places at moderate to mid-elevations in the mountains
Origin: Native
Flowers: July - August
Trifid mountain fleabane (Erigeron compositus)
Distribution: British Columbia to Oregon, east to Montana
Habitat: Sandy riverbanks at low elevations to rocky outcrops at mid- to high elevation in the mountains
Origin: Native
Flowers: May - August
Triple nerved fleabane (Erigeron speciosus)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, Nevada, and Arizona, east to the Rocky Mountains and South Dakota.
Habitat: Prairies and forest openings from the lowlands to moderate elevations in the mountains.
Origin: Native
Flowers: June-August
Tufted fleabane (Erigeron caespitosus)
Distribution: Alaska and Yukon to eastern Washington and Idaho, south to Arizona.
Habitat: Dry, open, and often rocky places.
Origin: Native
Flowers: June - August
Wandering fleabane (Erigeron peregrinus)
Distribution: Common from Alaska to California, east to Colorado
Habitat: Moist, open areas at mid- to high elevations in the mountains.
Origin: Native
Flowers: July - August
White cushion fleabane (Erigeron disparipilus)
Distribution: Near the Snake River from extreme southeast Washington to Owyhee County, Idaho
Habitat: Dry, rocky hillsides
Origin: Native
Flowers: May - July
Alpine fleeceflower (Aconogonon phytolaccifolium)
Distribution: East of the Cascades in Washington; Alaska south to the Sierra Nevada of California, east to Idaho and western Montana.
Habitat: Subalpine to alpine ridges, meadows and talus slopes.
Origin: Native
Flowers: June-August
Bukhara fleeceflower (Fallopia baldschuanica)
Distribution: Low elevation west of the Cascades; scattered throughout western and eastern North America
Habitat: Disturbed areas in urban settings.
Origin: Introduced from central Asia
Flowers: Aug.-Sept.
Newberry's fleeceflower (Aconogonon davisiae)
Distribution: Cascades and Olympic mountains of Wahington, south to California, east to Idaho and western Montana.
Habitat: Slopes and ridges in the subalpine and alpine.
Origin: Native
Flowers: June-September
Chinese fleecevine (Fallopia baldschuanica)
Distribution: Low elevation west of the Cascades; scattered throughout western and eastern North America
Habitat: Disturbed areas in urban settings.
Origin: Introduced from central Asia
Flowers: Aug.-Sept.
Flixweed (Descurainia sophia)
Distribution: East of the Cascades in Washington; introduced in most of the United States and Canada
Habitat: Weed of dry waste ground and other disturbed areas.
Origin: Introduced from Eurasia
Flowers: March-July
Yellow floatingheart (Nymphoides peltata)
Distribution: Introduced as an ornamental, occasionally escaping in the Pacific Northswest.
Habitat: Ponds or sluggish streams.
Origin: Introduced
Flowers: June-September
Alkali popcorn flower (Plagiobothrys leptocladus)
Distribution: East of the Cascades in Oregon, south to Baja California, east to northern Utah and the Snake River plains in Idaho.
Habitat: Moist clay flats and beds of drying pools; tolerant of alkali.
Origin: Native
Flowers: April - July
Blanket flower (Gaillardia aristata)
Distribution: Chiefly east of the Cascades in Washington; British Columbia south to Oregon.
Habitat: Dry, open areas at low to mid-elevations.
Origin: Native
Flowers: May-September
Candy flower (Claytonia sibirica)
Distribution: Distributed on both sides of the Cascades in Washington; Alaska to California, east to Montana and Utah.
Habitat: Moist, usually shady places, lowlands to mid-elevations in the mountains.
Origin: Native
Flowers: March-September
Fragrant popcorn flower (Plagiobothrys figuratus var. figuratus)
Origin: Native
Gypsy flower (Cynoglossum officinale)
Distribution: Occurring east of the Cascades crest in Washington; ntroduced in much of North America.
Habitat: Noxious weed of roadsides and disturbed areas.
Origin: Introduced from Eurasia
Flowers: May-July
Matted popcorn flower (Plagiobothrys cusickii)
Origin: Native
Musk flower (Erythranthe moschata)
Distribution: Widely distributed throughout much of Washington; British Columbia south to California, east to the Rocky Mountains; also in eastern North America.
Habitat: Streambanks, moist meadows and seeps, low to mid-elevations in the mountains.
Origin: Native
Flowers: May-August
Pacific popcorn flower (Plagiobothrys tenellus)
Distribution: Occurring chiefly east of the Cascades crest in Washington; southern British Columbia to Baja California, east to Idaho and Nevada.
Habitat: Dry, open places at low elevations.
Origin: Native
Flowers: April-June
Rusty popcorn flower (Plagiobothrys nothofulvus)
Distribution: Common in the east end of the Columbia River Gorge in Washington; Oregon south to northern Baja California and east to Nevada.
Habitat: Open slopes, fields and roadsides.
Origin: Native
Flowers: March-May
Scouler's popcorn flower (Plagiobothrys scouleri)
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska south to California, east to Wisconsin and New Mexico.
Habitat: Moist areas, foothills to mid-elevations in the mountains, seldom in alkaline areas.
Origin: Native
Flowers: May-August
Slender branched popcorn flower (Plagiobothrys leptocladus)
Distribution: East of the Cascades in Oregon, south to Baja California, east to northern Utah and the Snake River plains in Idaho.
Habitat: Moist clay flats and beds of drying pools; tolerant of alkali.
Origin: Native
Flowers: April - July
Slender popcorn flower (Plagiobothrys tenellus)
Distribution: Occurring chiefly east of the Cascades crest in Washington; southern British Columbia to Baja California, east to Idaho and Nevada.
Habitat: Dry, open places at low elevations.
Origin: Native
Flowers: April-June
Flower-of-an-hour (Hibiscus trionum)
Distribution: Scattered locations east of the Cascades in Washington; widely distributed througout much of North America.
Habitat: Garden escape in disturbed areas.
Origin: Introduced
Flowers: June-July
Fool's-huckleberry (Rhododendron menziesii)
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta, Idaho, Montana, and Wyoming.
Habitat: Forest understory and edges from montane to subalpine.
Origin: Native
Flowers: April-June
Fool's-onion (Triteleia hyacinthina)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to Oregon, east to Idaho.
Habitat: Sagebrush deserts and grassy, often rocky areas from low to mid-elevations in the mountains.
Origin: Native
Flowers: May-August
Hare's foot (Trifolium arvense)
Distribution: Introduced chiefly west of the Cascades in Washington; British Columbia south to Oregon.
Habitat: Uncommon in waste places and roadsides.
Origin: Introduced
Flowers: May-July
Footsteps-of-spring (Sanicula arctopoides)
Distribution: Along the coast in Washington; Vancouver Island, B.C. south along the coast to California.
Habitat: Maritime species of coastal bluffs and meadows.
Origin: Native
Flowers: March-May
Bay forget-me-not (Myosotis laxa)
Distribution: Widely distributed on both sides of the Cascades in Washington; British Colombia and Alberta south to California, east to the Rocky Mountains; also in the eastern half of North America.
Habitat: In moist soil and shallow water, at low to moderate elevations.
Origin: Native
Flowers: June-September
Common forget-me-not (Myosotis scorpioides)
Distribution: Introduced in much of western and eastern United States; uncommon in the Pacific Northwest
Habitat: Low to mid-elevations in the mountains
Origin: Introduced from Eurasia
Flowers: June - August
Meadow forget-me-not (Hackelia micrantha)
Distribution: Common, Cascade Mountains in Washington and Oregon, Rocky Mountains in Idaho
Habitat: Hillsides and open areas at mid-elevations
Origin: Native
Flowers: Jun-Aug
Pale alpine forget-me-not (Eritrichium argenteum)
Origin: Native
Flowers: June - August
Rough forget-me-not (Myosotis arvensis)
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to Oregon, east across the northern half of North America to the Atlantic Coast.
Habitat: Fields, roadsides, wastelots, and forest openings, typically associated with disturbance.
Origin: Introduced from Europe
Flowers: May-July
Small forget-me-not (Myosotis laxa)
Distribution: Widely distributed on both sides of the Cascades in Washington; British Colombia and Alberta south to California, east to the Rocky Mountains; also in the eastern half of North America.
Habitat: In moist soil and shallow water, at low to moderate elevations.
Origin: Native
Flowers: June-September
Spring forget-me-not (Myosotis verna)
Origin: Native
Flowers: May - July
True forget-me-not (Myosotis scorpioides)
Distribution: Introduced in much of western and eastern United States; uncommon in the Pacific Northwest
Habitat: Low to mid-elevations in the mountains
Origin: Introduced from Eurasia
Flowers: June - August
Water forget-me-not (Myosotis scorpioides)
Distribution: Introduced in much of western and eastern United States; uncommon in the Pacific Northwest
Habitat: Low to mid-elevations in the mountains
Origin: Introduced from Eurasia
Flowers: June - August
Wood forget-me-not (Myosotis sylvatica)
Distribution: Introduced in western Washington and some mid-West and Eastern states
Habitat: Roadsides and moist woods at low elevations
Origin: Introduced from Europe
Flowers: June - August
Tender fountaingrass (Pennisetum setaceum)
Origin: Introduced from the eastern Mediterranean
Four-o'clock (Mirabilis nyctaginea)
Distribution: Occurring east of the Cascades in Washington; Native east of the Rockies, Montana to Mexico, east to Wisconsin.
Habitat: Disturbed areas of dry valleys and plains.
Origin: Introduced from east of the Rocky Mountains
Flowers: June-August
Heartleaf umbrellawort four-o'clock (Mirabilis nyctaginea)
Distribution: Occurring east of the Cascades in Washington; Native east of the Rockies, Montana to Mexico, east to Wisconsin.
Habitat: Disturbed areas of dry valleys and plains.
Origin: Introduced from east of the Rocky Mountains
Flowers: June-August
Four-spot (Clarkia quadrivulnera)
Distribution: Mostly along Columbia River Gorge and east of the Cascades in Washington; British Columbia south along coast to California, east to Arizona.
Habitat: Grasslands and meadows at low to moderate elevations.
Origin: Native
Flowers: May-July
Purple foxglove (Digitalis purpurea)
Distribution: Occurring chiefly west of the Cascades crest in Washington; Alaska south to California, east to Montana in the west, and Wisconsin to Maine, south to west Virginia, in eastern United States.
Habitat: Widespread and common near roads, sea level to moderate elevations in the mountains.
Origin: Introduced from Eurasia
Flowers: May-July
Chinese foxtail (Setaria faberi)
Origin: Introduced from China
Little foxtail (Alopecurus aequalis)
Distribution: Widespread throughout much of Washington; widespread throughout much of North America.
Habitat: Wet places, often submersed.
Origin: Native
Flowers: May-July
Short-awn foxtail (Alopecurus aequalis)
Distribution: Widespread throughout much of Washington; widespread throughout much of North America.
Habitat: Wet places, often submersed.
Origin: Native
Flowers: May-July
Foxtail millet (Setaria italica)
Origin: Introduced from China
Clustered frasera (Frasera fastigiata)
Distribution: In the Blue Mountains of Washington; Oregon, east to northeast Idaho.
Habitat: Moist woods and meadowlands.
Origin: Native
Flowers: May-July
Giant frasera (Frasera speciosa)
Distribution: Chiefly east of the Cascades in Washington; Washington south to California, east to the Rocky Mountains, Texas and South Dakota.
Habitat: Open areas to open forests, foothills to subalpine slopes.
Origin: Native
Flowers: June-August
French-broom (Genista monspessulana)
Distribution: Introduced as an ornamental in Western Washington, occasionally escaping.
Habitat: Waste areas.
Origin: Introduced
Flowers: June-July
Fragrant fringecup (Tellima grandiflora)
Distribution: Occurring chiefly west of the Cascades crest in Washington, occasionally east to northeast Washington and in the Columbia River Gorge; Alaska south to California.
Habitat: Common in damp woods and along streams, sea level to moderate elevations in the mountains.
Origin: Native
Flowers: April-July
Fringecup (Tellima grandiflora)
Distribution: Occurring chiefly west of the Cascades crest in Washington, occasionally east to northeast Washington and in the Columbia River Gorge; Alaska south to California.
Habitat: Common in damp woods and along streams, sea level to moderate elevations in the mountains.
Origin: Native
Flowers: April-July
Sand fringepod (Thysanocarpus curvipes)
Distribution: Chiefly east of the Cascades in Washington; British Columbia south to California, east to Idaho.
Habitat: Uncommon on dry, open hillsides and borders of woodlands.
Origin: Native
Flowers: April-June
Frog-orchis (Dactylorhiza viridis)
Distribution: Known only from Okanogan County in Washington; Alaska south to Washington, east across the southern half of Canada to the Atlantic Coast; south in the Rocky Mountains to New Mexico; east from the upper Midwest to the northeastern U.S., south in the Appalachian Mts.
Habitat: Moist to wet meadows at moderate elevations.
Origin: Native
Flowers: July-August
Frogbit (Limnobium laevigatum)
Distribution: Known from Pacific County in Washington; also known from California and eastern U.S.
Habitat: Lowland ponds, where found floating on water's surface.
Origin: Introduced
Flowers: June-September
Frogs's-bit (Hydrocharis morsus-ranae)
Origin: Introduced
Scouler's fumewort (Corydalis scouleri)
Distribution: West of the Cascades, British Columbia to northern Oregon
Habitat: Moist soil in shade, low elevations, from the coast to the foothills
Origin: Native
Flowers: April - July
Common fumitory (Fumaria muralis)
Origin: Introduced
Common fumitory (Fumaria officinalis)
Distribution: Sparingly introduced European weed, known from scattered locations in the Pacific Northwest.
Habitat: Disturbed soil and waste places.
Origin: Introduced from Europe
Flowers: May - June
Martin's fumitory (Fumaria reuteri)
Origin: Introduced