大药赖草 da yao lai cao

Elymus karelinii Turczaninow, Bull. Soc. Imp. Naturalistes Moscou 29(1): 64. 1856 ["karelini"].

Culms tufted, 50–110 cm tall, 2–5 mm in diam. Leaf blade linear, 10–14(–23) × 0.2–0.7 cm, stiff. Spike rather dense, 6–20 cm. Spikelets 2 per node, 1.1–1.5(–1.8) cm, with 3 or 4 florets. Glumes equaling spikelet, wholly covering lemma, margin broadly membranous. Lemma 10–15 mm including awn. Anthers yellow, 4–5 mm. Fl. and fr. Jul–Aug. 2n = 56.

Grassy places on mountains; 1600–2100 m. Xinjiang [Kazakhstan, Kyrgyzstan, Russia, Turkmenistan, Uzbekistan].

This species is used for forage.