Plant turf-forming; shoots intravaginal. Culms 20–50 cm tall, nodes 1–2. Leaf sheaths glabrous; auricles present as erect swellings; leaf blades conduplicate, 4–7 cm × 0.7–0.8 mm, veins 7; adaxial to abaxial sclerenchyma strands absent, abaxial sclerenchyma in 5–7 narrow discrete strands; ligule 0.3–0.4 mm, margin ciliolate. Panicle contracted, 3–5(–7) cm; branches 0.5–1.5 cm, scabrid, 1–2 at lowest node. Spikelets ovate, 5–5.5 mm, greenish or brown; florets 4–5; glumes with ciliate margins; lower glume lanceolate, 1.6–2 mm; upper glume ovate, 3–3.5 mm; rachilla internodes 0.6–1 mm; lemmas broadly lanceolate, 3–3.5 mm, scabrid; awns 0.8–1.8 mm; palea keels scabrid. Anthers 1.1–1.5 mm. Ovary apex glabrous. Fl. and fr. Jun.
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