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Chinese Plant Names | Family List | Poaceae | Agropyron

Agropyron desertorum (Fisch.) Schult.


Description from Flora of China

Culms densely tufted, erect or geniculate at base, 20–70 cm tall, glabrous, or pubescent just below spike. Leaf sheath glabrous or pubescent; leaf blade glaucous green, involute, 5–10 × 0.1–0.3 cm, stiff, abaxial surface smooth, glabrous, adaxial surface scabrous. Spike erect, 4–8 × 0.5–1 cm; rachis pubescent; internodes 1–2 mm. Spikelets imbricate, 5–10 × 3–5 mm, with 4–7 florets. Glumes ovate-lanceolate, glabrous, smooth but scabrous on keel; awn 1–2 mm; proximal glume (2–)3–4 mm; distal glume 4–5 mm. Lemma lanceolate, glabrous to densely pilose; awn 1–3 mm. Palea ciliate along keels, apex 2-dentate. Anthers ca. 4 mm. Fl. and fr. Jun–Aug. 2n = 28*.

Mountain slopes, frigid high pastures, dry steppes, sandy places; ca. 2700 m. Nei Mongol, Ningxia, Qinghai, Shanxi, Xinjiang [Mongolia, Russia; introduced in North America].


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