黑毛巨竹 hei mao ju zhu

Bambusa nigrociliata Buse, Pl. Jungh. 3: 389. 1854; Oxy-tenanthera nigrociliata (Buse) Munro; Pseudoxytenanthera nigrociliata (Buse) T. Q. Nguyen.

Culms 8–15 m, 4–10 cm in diam.; internodes 36–46 cm, yellow striate, brown hispid; wall thick. Branches several, central ones prominent. Culm sheaths deciduous, brown, 18–22 cm, leathery, densely dark brown hispid; auricles minute; ligule ca. 4 mm, serrulate; blade recurved. Ultimate branches with ca. 11 leaves. Leaf sheath initially sparsely pubescent; ligule ca. 1 mm; blade 19–36 × 3–5 cm. Pseudospikelets in heads ca. 2.5 cm in diam. Spikelets 1–1.2 × 0.2–0.3 cm; florets 2. Glumes 2 or 3, ovate, dark brown ciliate; lemma margins dark brown ciliate; palea shorter than lemma. Anthers yellow. Ovary ovoid; style 6–7 mm; stigmas 1. Caryopsis unknown.

Tropical rain forests; 500–800 m. Hong Kong, S Yunnan [India, Indonesia, Myanmar, Thailand].