裂稃雀麦 lie fu que mai

Bromus gracilis Popov (1922), not Weigel (1772).

Annual. Culms 10–30 cm tall. Leaf sheaths pubescent; leaf blades 6–10 cm × ca. 2 mm, both surfaces pubescent. Panicle contracted, 3–7 cm, 1-sided, spikelets few; branches short, straight, scabrid, shorter than spikelets. Spikelets lanceolate, 12–18 mm, florets 4–8; glumes linear-lanceolate, apex acute to acuminate, veins 3, lateral veins sometimes inconspicuous, lower glume ca. 4 mm, upper glume ca. 5 mm; lemmas lanceolate, 8–10 mm, pubescent, apex 2-toothed, teeth lanceolate, 0.5–1 mm, awned from ca. 3 mm below apex; awn as long as lemma body, base slightly flattened, recurved at maturity; palea shorter than lemma. Anthers 0.5–1 mm. Fl. Jun–Jul.

Mountain thickets, stony slopes. Xinjiang [Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan; SW Asia (NE Iran)].