Hordeum
barley
6 species
7 subspecies and varieties
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Hordeum brachyantherummeadow barley
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains.
Habitat: Ocean beaches to mountain meadows,usually where moist, but also from dry sagebrush desert to rocky ridges.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
ssp. brachyantherum – meadow barley
Hordeum depressumdwarf barley
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho and Nevada.
Habitat: Disturbed, often alkaline soil.
Origin: Native
Flowers: April-June
Growth Duration: Annual
Hordeum jubatumfoxtail barley
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
Habitat: Meadows and prairies around riverbeds and seasonal lakes, often in saline habitats, and along roadsides and other disturbed sites.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
ssp. jubatum – foxtail barley
Hordeum marinumMediterranean barley
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains, Great Plains, and Great Lakes region.
Habitat: Roads, fields, wastelots, and other disturbed areas.
Origin: Introduced from Eurasia
Flowers: April-June
Growth Duration: Annual
ssp. gussoneanum – Mediterranean barley
Hordeum murinummouse barley, smooth barley, wall barley
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across most of North America to the Atlantic Coast.
Habitat: Fields, meadows, roadsides, wastelots, and other disturbed areas.
Origin: Introduced from Eurasia
Flowers: June-July
Growth Duration: Annual
ssp. glaucum – mouse barley
ssp. leporinum – mouse barley
ssp. murinum – mouse barley
Hordeum vulgarebarley
Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; Alaska to California, east across much of North America to the Atlantic Coast.
Habitat: Old fields, wasteland, roadsides, and other disturbed areas where escaped from cultivation.
Origin: Introduced from Eurasia
Flowers: May-June
Growth Duration: Annual
ssp. vulgare – common barley