Hordeum murinum subsp. glaucum

(Steudel) Tzvelev
Common names: Smooth barley
Introduced
Synonyms: Hordeum stebbinsii Hordeum glaucum Critesion murinum subsp. glaucum Critesion glaucum
Treatment appears in FNA Volume 24. Treatment on page 250.

Plants summer annuals. Culms 15-40 cm. Leaves glaucous. Spikes sometimes glaucous, often brownish when mature. Central floret pedicellate; lemmas subequal to those of the lateral florets, awns as long as or longer than those of the lateral florets; anthers 0.2-0.6 mm, much shorter than those of the lateral florets, more or less covered with purple spots. Lateral spikelets: paleas more or less densely pilose, especially on the lower 1/2; anthers 1.2-1.8 mm; rachillas about 0.3 mm, yellow. 2n = 14.

Discussion

Hordeum murinum subsp. glaucum grows in grasslands, fields, and waste places. It is native to the eastern Mediterranean area. It is now common in arid areas of the western United States, and is also known from scattered locations elsewhere in the Mora region.

Selected References

None.

Lower Taxa

None.
Roland von Bothmer +, Claus Badenf +  and Niels H. Jacobsen +
(Steudel) Tzvelev +
Smooth barley +
Conn. +, Mass. +, Maine +, N.Y. +, Wash. +, Del. +, Utah +, Va. +, Idaho +, Oreg. +, D.C. +, Pacific Islands (Hawaii) +, Md. +, Wyo. +, N.J. +, N.Mex. +, Tex. +, N.C. +, Pa. +, Okla. +, Calif. +, Nev. +, Colo. +, Alta. +, B.C. +, Ala. +, Ga. +, Ariz. +, Mont. +  and S.C. +
Introduced +
Hordeum stebbinsii +, Hordeum glaucum +, Critesion murinum subsp. glaucum +  and Critesion glaucum +
Hordeum murinum subsp. glaucum +
Hordeum murinum +
subspecies +