绢雀麦 juan que mai

Bromus sericeus Drobow in Vvedensky et al., Key Fl. Tashkent 1: 36. 1923, not Tenore (1811); Anisantha sericea Nevski.

Culms erect or geniculately ascending, 20–30 cm tall. Panicle branches shorter than spikelets, thinly hairy or scabrid, curved or reflexed, apex with 1 or 2 spikelets; rachis glabrous. Spikelets 20–35(–50) mm; lower glume 8–10(–14) mm, 3-veined, apex acuminate, upper glume broadly lanceolate, 11–15 mm, 5–7-veined, apex acute or obtuse; lemmas 15–22 mm, conspicuously 5–7-veined, abaxial surface pubescent, awn 15–25(–40) mm, straight; palea subequal to lemma. Fl. and fr. May–Aug. 2n = 14.

Dry sandy places; 2700–3400 m. Xizang, Yunnan [NW India, Kyrgyzstan, Pakistan, Tajikistan, Turkmenistan; SW Asia (Iran, Iraq, Turkey)].