Phacelia
phacelia
14 species
7 subspecies and varieties
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Phacelia bolanderiBolander's phacelia, Bolander's scorpion-weed
Distribution: Occurring west of the Cascades crest in lowland southwestern Washington; Coos Bay, Oregon south along the coast to Sonoma County, California.
Habitat: Mostly on open, often unstable slopes at low elevations.
Origin: Native
Flowers: June-July
Growth Duration: Perennial
Phacelia frankliniiFranklin's scorpion-weed
Distribution: Occurring east of the Cascades crest in northeastern Washington; Yukon to northeastern Washington, east to western Montana and Wyoming, further east to the Great Lakes region.
Habitat: Talus and open areas at middle elevations in the mountains
Origin: Native
Flowers: June-July
Growth Duration: Annual, Biennial
Phacelia glanduliferasticky phacelia, glandular-hair scorpion-weed
Distribution: Occurring east of the Cascades crest in central Washington; Washington to California, east to Idaho, Nevada, Utah, and Wyoming.
Habitat: Open areas in sagebrush desert.
Origin: Native
Flowers: June
Growth Duration: Annual
Phacelia hastatasilverleaf phacelia, whiteleaf phacelia
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the northern Great Plains.
Habitat: Dry, open, often sandy areas, low to high elevations.
Origin: Native
Flowers: May-August
Growth Duration: Perennial
var. compacta – silverleaf phacelia, whiteleaf phacelia
var. hastata – silverleaf phacelia, whiteleaf phacelia
var. leptosepala – narrow-sepal scorpion-weed
Phacelia heterophyllavarileaf phacelia, virgate phacelia
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.
Habitat: Widespread in dry, open places from the foothills to middle elevations in the mountains.
Origin: Native
Flowers: May-July
Growth Duration: Biennial, Perennial
Phacelia humilislow phacelia
Distribution: Occurring east of the Cascades crest in Washington; Washington to California, east to Nevada.
Habitat: Moist to moderately dry soil at low to middle elevations in the mountains.
Origin: Native
Flowers: May-July
Growth Duration: Annual
var. humilis – low phacelia
Phacelia lentasticky scorpion-weed
Distribution: Occurring east of the Cascades crest in Washington, where endemic to Chelan and Douglas counties.
Habitat: Open rocky habitats, talus, rocky outcrops.
Origin: Native
Flowers: April-June
Growth Duration: Perennial
Phacelia linearisthread-leaf phacelia, thread-leaf scorpion-weed
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.
Habitat: Common in dry, open places in the foothills and plains to moderate elevations in the mountains.
Origin: Native
Flowers: April-June
Growth Duration: Annual
Phacelia minutissimaleast phacelia, dwarf scorpion-weed
Distribution: Occurring east of the Cascades crest in Kittitas County in Washington; central Washington to northeastern Nevada, east to Idaho.
Habitat: Meadows and forest openings at middle elevations in the mountains.
Origin: Native
Flowers: June-July
Growth Duration: Annual
Phacelia nemoralisshade phacelia, woodland phacelia
Distribution: Occurring west of the Cascades crest and east in the Columbia River Gorge in Washington; British Columbia to California.
Habitat: Thickets and woodlands, usually in fairly dry and shady areas, at low elevations.
Origin: Native
Flowers: April-July
Growth Duration: Biennial, Perennial
var. oregonensis – woodland phacelia
Phacelia proceratall scorpion-weed
Distribution: Occurring chiefly east of the Cascades crest in Washington; Washington to California, also in the Blue Mountains of northeast Oregon and east to adjacent west-central Idaho.
Habitat: Meadows, forest openings and edge, and lightly wooded slopes at middle elevations in the mountains.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Phacelia ramosissimabranched phacelia
Distribution: Occurring east of the Cascades crest in Washington; south-central British Columbia to California, east to southwestern Idaho and Arizona.
Habitat: Dry, open places in the plains and foothills, commonly on basaltic talus, ledges and cliffs.
Origin: Native
Flowers: May-August
Growth Duration: Perennial
var. ramosissima – branched phacelia
Phacelia sericeasilky phacelia
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains.
Habitat: Open, often rocky areas, from middle elevations in the mountains to the alpine.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
var. sericea – silky phacelia
Phacelia tetrameradwarf phacelia, four-part yellow scorpion-weed
Distribution: Occurring east of the Cascades crest in central Washington; central Washington to California, east to Idaho, Wyoming and Utah.
Habitat: Alkaline flats and washes at low to middle elevations.
Origin: Native
Flowers: May-June
Growth Duration: Annual