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FOC | Family List | FOC Vol. 22 | Poaceae | Hordeum

2c. Hordeum brevisubulatum subsp. turkestanicum Tzvelev, Novosti Sist. Vyssh. Rast. 8: 66. 1971.

糙稃大麦草 cao fu da mai cao

Hordeum turkestanicum Nevski, Trudy Sredne-Aziatsk. Gosud. Univ., Ser. 8b, Bot. 17: 45. 1934, not R. E. Regel (1914); Critesion brevisubulatum subsp. turkestanicum A. Löve; C. turkestanicum Tzvelev; H. brevisubulatum var. turkestanicum P. C. Kuo.

Culms to 50 cm tall, usually densely pubescent at nodes. Leaf blade 5–8 × 0.2–0.4 cm, both surfaces densely pilose or scabrous, abaxial epidermis with straight long cells, without silica cells. Spike dense, usually grayish violet. Lemma densely pinkish violet pilose or long spinulose, apex acuminate in lateral spikelets, awned in central spikelet. Fl. and fr. summer. 2n = 28, 42.

Mainly dry stony slopes and other dry habitats, but also wet meadows and stream banks; 2000–4600 m. Xinjiang, Xizang [C and NE Afghanistan, Kashmir, Kazakhstan, Kyrgyzstan, Nepal, Russia, Turkmenistan, Uzbekistan].


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