Trans. Linn. Soc. London 26: 109 (1868); Ohrnberger, Bamboos World: 271 (1999)
* Culms 17 – 20 m tall and 5 – 8 cm diameter; internodes terete, hollow, 17–20 cm long, light green. Leaves lanceolate, 5.5 cm long and 12 mm wide, venation with 10–12 secondary veins without cross veins; surface hairy abaxially, margins scabrous; base with a brief petiole-like connection to sheath, tip acuminate; sheaths striately veined, hirsute; oral hairs setose; ligule an eciliate membrane; collar with external ligule.