Sisyrinchium
blue-eyed grass, sisyrinchium
6 species
5 subspecies and varieties
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Sisyrinchium californicumgolden-eyed grass
Distribution: Chiefly west of the Cascades in Washington; southern Vancouver Island, B.C, south to southern California.
Habitat: Wet ground, especially at the edges of lakes and bogs, at low to moderate elevations.
Origin: Native
Flowers: June-July
Sisyrinchium idahoenseIdaho blue-eyed grass
Distribution: Widely distributed across Washington; British Columbia to California, east to Montana and New Mexico.
Habitat: Vernally wet areas and marshes, near sea level to mid-elevations in the mountains.
Origin: Native
Flowers: April-July
var. idahoense – Idaho blue-eyed grass
var. macounii – Macoun's blue-eyed grass
var. occidentale – western blue-eyed grass
var. segetum – cornfield blue-eyed grass, prairie grass
Sisyrinchium littoraleAlaska blue-eyed grass, shore grass
Distribution: Occurring west of the Cascades crest in coastal areas in Washington; Alaska to Oregon
Habitat: Coastal moist, sandy or grassy areas, interdunal depressions, edges of streams and lakes
Origin: Native
Flowers: May-July
Sisyrinchium montanumstrict blue-eyed grass
Distribution: Occurring east of the Cascades crest in north-central Washington; Yukon Territory to Washington, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Moist meadows, stream banks, and for openings at low to middle elevations.
Origin: Native
Flowers: May-July
Sisyrinchium sarmentosumpale grass, Suksdorf's blue-eyed grass
Distribution: In the Cascade Mountains of Washington and Oregon near the Columbia River Gorge.
Habitat: Moist, grassy areas.
Origin: Native
Flowers: June-August
Sisyrinchium septentrionalenorthern blue-eyed grass
Distribution: Occurring in northeastern Washington; British Columbia east to Saskatchewan, south into northern Washington.
Habitat: Mesic to dry meadows and stream banks.
Origin: Native
Flowers: June-July