Perennial. Culms tufted, 50–70 cm tall, 3-noded. Leaf sheaths densely pubescent; leaf blades flat, folded or rolled, mainly basal, 7–12 cm, 2–4 mm wide, scabrid or pubescent; ligule truncate, ca. 2 mm, usually lacerate. Panicle narrowly contracted, linear-oblong, 10–17 cm; branches 2 or 3 per node, lowest up to 3.5 cm, erect, scaberulous or pubescent, bearing branchlets and short-pedicelled spikelets to base. Spikelets 0.7–1 cm, greenish or purplish, florets usually 3; rachilla hairs ca. 1 mm; glumes membranous, lower glume (1.5–)4–6 mm, 1-veined, upper glume (3–)5.5–7 mm, 3-veined, apex acuminate-mucronate; lemmas herbaceous with membranous apex, lowest 6–7 mm, 5–7-veined, densely scabrid, sometimes with a few scattered hairs, awned from upper 1/5–1/3, apex 2-toothed, teeth acuminate-aristulate; awn 0.5–1 cm, reflexed from near base, scarcely twisted, terete; palea keels scabrid-ciliolate, hairs ca. 0.1 mm. Anthers 1.4–2 mm. Fl. and fr. Apr–Aug.
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