Culms erect, up to 1 m. high, minutely pubescent or glabrous.. Leaf-blades elliptic-ovate or oblong-ovate, 6–9 cm. long and 1–3 cm. wide, stiffly ciliate on the margins, acuminate, the auricles obtuse and 3–6 mm. long, the false petiole ± 2 mm. long.. Male inflorescence 2.5–3 cm. long, straight or slightly curved, green; primary axis 4–5 mm. wide; racemes 7–9, their rhachis 2–2.5 mm. long; spikelets oblong-lanceolate, 4–5 mm. long.. Female inflorescence 4–7 cm. long, straight or slightly curved, green; primary axis 7–10 mm. wide; racemes 4–6, their rhachis 6 mm. long and 3.5 mm. wide; spikelets obliquely oblong-ovate, 10–11 mm. long.. Axillary inflorescences not developed.. Fig. 13.
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