云南龙竹 yun nan long zhu

Culms 18–25 m, 11–18 cm in diam.; internodes 42–52 cm; wall 1–2 cm thick. Branches several. Culm sheaths deciduous, leathery to thickly so, depressed, apex narrow; auricles small; ligule 5–8 mm, serrulate; blade reflexed, 9–18 × 3–9 cm, adaxially brown hairy. Leaf sheaths white hairy; ligule 1.5–2 mm; blade 25–35 × 4.5–6.5 cm, abaxially glabrous. Pseudospikelets 1 or more per node. Spikelets 1–1.6 cm, apex acute; florets 5–7. Glumes 2 or more, 2–4 mm, abaxially slightly hairy, apex acute; lemma 5–9 mm, long mucronate; palea 4–8 mm, 4- or 5-veined between keels, apex depressed. Anthers yellow, 3–4 mm, apex mucronate. Style ca. 4 mm; stigma 1. Fruit unknown.

Yunnan [Vietnam].