3 species
1 subspecies and varieties
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Linum lewisiiwild blue flax
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
Growth Duration: Perennial
var. lewisii – wild blue flax
Linum perenneblue garden flax
Origin: Introduced
Linum usitatissimumlinseed
Origin: Introduced
Flowers: June - November
Growth Duration: Annual