偏穗披碱草 pian sui pi jian cao

Agropyron komarovii Nevski, Izv. Bot. Sada Akad. Nauk SSSR 30: 620. 1932 ["komarovi"]; Elymus uralensis (Nevski) Tzvelev subsp. komarovii (Nevski) Tzvelev; Roegneria koma-rovii (Nevski) Nevski.

Culms erect or geniculate at base, 50–75 cm tall. Leaf sheath smooth and glabrous, or pubescent at base; leaf blade flat, 8–21 × 0.4–0.8 cm, abaxial surface glabrous but scabrous, adaxial surface scabrous or pubescent. Spike erect, usually secund, dense, 8.5–15 cm; rachis margin scabrous. Spikelets 1 per node, green or purplish green, 13–25 mm excluding awns, with 3–5 florets. Glumes lanceolate, subequal, 8–10 mm, 5–7-veined, margin scarious, apex asymmetric, awned; awn 2–7 mm, scabrous. Lemma lanceolate, 10–12 mm, puberulent; awn erect, 8–15 mm, scabrous. Palea subequaling lemma, ciliate along keels, apex emarginate or obtuse. Anthers ca. 2 mm. Fl. and fr. summer. 2n = 28*.

Steppes, near villages; 1800–2900 m. Xinjiang [Kazakhstan, Kyrgyzstan, Mongolia, Russia, Turkmenistan, Uzbekistan].