Lithospermum
Synonyms:
Onosmodium [HC]
2 species
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Lithospermum incisumfringed stoneseed
Distribution: Occurring east of the Cascades crest in Washington, where known historically (1926) from Osoyoos Lake area; south-central British Columbia to southwest Montana, east to the Great Plains.
Habitat: Dry, rocky slopes and forest openings.
Origin: Native
Flowers: April-June
Growth Duration: Perennial
Lithospermum ruderale
Distribution: Occurring east of the Cascades crest in Washington; southern British Columbia to California, east to the Sasketchewan and the Rocky Mountains.
Habitat: Sagebrush desert to ponderosa pine forest openings, from low to middle elevations in the mountains.
Origin: Native
Flowers: April-June
Growth Duration: Perennial