Plants caespitose; innovation buds intravaginal. Culms 30–60 cm high. Inflorescences linearlanceolate. Spikelets 17–21 mm long, with 4–7 florets. Glumes substantially exceeding florets, green; lower glume 18–21 mm long, 1.5–3 mm wide. Lemma: body 2.5–3.5 mm long, glabrous between the rows of tufts; both rows of hair tufts complete, with lower row not reaching upper row; lobes at least twice as long as body; setae 4.5–7.5 mm long, longer than lobes; awn 15–19.5 mm long, exceeding setae; awn column tightly twisted, exceeding lobes but shorter than setae. Palea linear to lorate, 2.9–4.7 mm long, narrow, 3–5 times as long as wide, slightly exceeding lemma sinus. Anthers 0.6–0.7 mm long. Caryopsis 1.5–1.7 mm long.
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