Plants to c. 0.8 m tall, not rhizomatous. Culms erect or geniculate at base, glabrous to pubescent; nodes 2–4, sericeous. Leaves: ligule 0.3–0.6 mm long, truncate, membranous, sericeous; auricle sometimes present; blade weakly rolled, 1.5–2 mm wide; abaxial blade surface strongly ribbed, scabrous, pubescent or hirsute. Inflorescence 10–20 cm long, contracted, but spreading at maturity. Glumes subequal to equal, 14–23 mm long, acuminate. Callus 2–2.5 mm long, densely sericeous except glabrous tip. Lemma cylindrical, 8–9 mm long, smooth to scabrous towards apex, sparsely pale-sericeous; awn 50–70 mm long, with column c. 30 mm long, 20 mm to first bend, pubescent to plumose with hairs (0.3–) 0.5–1.0 (–1.6) mm long and bristle scabrous. Palea equal to lemma, acute. Lodicules 2, obtuse.
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