Blooms: June - August
Habit: herb
Duration: perennial
Origin: Native
Distribution: Alaska south on both sides of the Cascades to California, east across Canada to the Atlantic Coast, south to Mexico.
Habitat: Common weed of dry to moist soil, from sagebrush desert to grasslands and mountain forests, often abundent in disturbed areas.
Habit: herb
Duration: perennial
Origin: Native
Distribution: Alaska south on both sides of the Cascades to California, east across Canada to the Atlantic Coast, south to Mexico.
Habitat: Common weed of dry to moist soil, from sagebrush desert to grasslands and mountain forests, often abundent in disturbed areas.
Species Description:
General: Tufted perennial, the culms 2-5 dm. tall, glabrous to densely soft-pubescent.
Leaves: Sheaths open; auricles present on some leaves, barely 0.5 mm. long; ligules 0.2-0.6 mm. long; blades 2-4 mm. broad.
Flowers: Inflorescence a terminal spike 5-10 cm. long, and at maturity almost as thick; spikelets 3 per node, 1-flowered, the central spikelet sessile, its lemma with an awn nearly as long as the glumes, ultimately divaricate; lateral spikelets with a curved pedicle 1-1.5 mm. long, the floret from rudimentary to nearly as large as the central floret; glumes awn-like, 2-6 cm. long.
General: Tufted perennial, the culms 2-5 dm. tall, glabrous to densely soft-pubescent.
Leaves: Sheaths open; auricles present on some leaves, barely 0.5 mm. long; ligules 0.2-0.6 mm. long; blades 2-4 mm. broad.
Flowers: Inflorescence a terminal spike 5-10 cm. long, and at maturity almost as thick; spikelets 3 per node, 1-flowered, the central spikelet sessile, its lemma with an awn nearly as long as the glumes, ultimately divaricate; lateral spikelets with a curved pedicle 1-1.5 mm. long, the floret from rudimentary to nearly as large as the central floret; glumes awn-like, 2-6 cm. long.
Subspecies & Varieties:
Ours is ssp. jubatum
Accepted Name:
Hordeum jubatum L.Synonyms:
(none)
Treated in Flora of the PNW as:
Hordeum jubatum
Additional Resources:
PNW Herbaria Specimens: View list of Hordeum jubatum specimens in the Consortium of Pacific Northwest Herbaria database.
WTU Herbarium Specimens: View list of Hordeum jubatum specimens in the WTU Herbarium database.
Washington Flora Checklist: Hordeum jubatum treatment.
E-Flora BC: Hordeum jubatum atlas page.
CalPhotos: Hordeum jubatum images.
USDA Plants Database: Hordeum jubatum.
Fred Weinmann
Fred Weinmann
Richard Old
Richard Old
Richard Old
Richard Old
Craig Althen, 2010
Craig Althen, 2012
Susan McDougall, 2004
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 WA Native Plant Society |
