Linaceae
Flax Family
2 genera
4 species
1 subspecies and varieties
4 species
1 subspecies and varieties
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Linum lewisii – wild blue flax
Distribution: Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east to the Great Plains and eastern Canada.
Habitat: Dry, open areas from prairies to alpine ridges.
Origin: Native
Flowers: May-July
Growth Duration: Perennial
Distribution: Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east to the Great Plains and eastern Canada.
Habitat: Dry, open areas from prairies to alpine ridges.
Origin: Native
Flowers: May-July
Growth Duration: Perennial
• var. lewisii – wild blue flax
Linum perenne – blue garden flax
Distribution: Occurring east of the Cascades crest in Washington; Alaska to California, east to the Atlantic Coast.
Habitat: Fields, roadsides, wastelots, and other disturbed areas.
Origin: Introduced from Europe
Flowers: May-July
Growth Duration: Perennial
Distribution: Occurring east of the Cascades crest in Washington; Alaska to California, east to the Atlantic Coast.
Habitat: Fields, roadsides, wastelots, and other disturbed areas.
Origin: Introduced from Europe
Flowers: May-July
Growth Duration: Perennial
Linum usitatissimum – linseed
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across much of North America to the Atlantic Coast.
Habitat: Fields, roadsides, wastelots, and other disturbed areas, where escaping from cultivation.
Origin: Introduced from Europe
Flowers: June-November
Growth Duration: Annual
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across much of North America to the Atlantic Coast.
Habitat: Fields, roadsides, wastelots, and other disturbed areas, where escaping from cultivation.
Origin: Introduced from Europe
Flowers: June-November
Growth Duration: Annual
Sclerolinon digynum – northwestern yellow-flax
Distribution: Occurring east of the Cascades crest in Washington; Washington to California, east to Idaho.
Habitat: Meadows and prairies at low to moderate elevations.
Origin: Native
Flowers: May-July
Growth Duration: Annual
Distribution: Occurring east of the Cascades crest in Washington; Washington to California, east to Idaho.
Habitat: Meadows and prairies at low to moderate elevations.
Origin: Native
Flowers: May-July
Growth Duration: Annual
