旱雀麦(原亚种) han que mai (yuan ya zhong)

Anisantha tectorum (Linnaeus) Nevski; Festuca tectorum (Linnaeus) Jessen; Genea tectorum (Linnaeus) Dumortier; Schedonorus tectorum (Linnaeus) Fries.

Culms erect, 20–60 cm tall. Panicle branches scabrid, pubescent, slender, with 4–8 spikelets. Spikelets 10–18 mm; lower glume 12–15 mm, 1-veined, apex acuminate, upper glume 14–17 mm, 3-veined, apex shortly aristiform; lemmas 9–13 mm, 7-veined, densely pubescent throughout, awn 12–18 mm; palea shorter than lemma, abaxial surface minutely hairy. Fl. and fr. Jun–Sep. 2n = 14.

Grassy places, dry slopes, river beaches, wastelands, roadsides; 100–2300(–4200) m. Gansu, Ningxia, Qinghai, Shaanxi, Sichuan, Xinjiang, Xizang, Yunnan [Kazakhstan, Kyrgystan, Russia, Tajikistan, Turkmenistan, Uzbekistan; N Africa, SW Asia, Europe; introduced in America and Australia].