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FOC | Family List | FOC Vol. 22 | Poaceae | Chimonobambusa

15. Chimonobambusa tuberculata Hsueh & L. Z. Gao, J. Bamboo Res. 6(2): 11. 1987.

永善方竹 yong shan fang zhu

Chimonobambusa armata (Gamble) Hsueh & T. P. Yi f. tuberculata (Hsueh & L. Z. Gao) T. H. Wen ex Ohrnberger.

Culms 3–4 m, ca. 1.2 cm in diam.; internodes cylindrical, 14–18 cm, grooves obscure, initially densely brown setose, developing verrucose spots; wall 2–3 mm; supra-nodal ridge level or raised at nodes with branches; nodes below mid-culm each with 4–12 air roots; sheath scars with a brown tomentose ring; intranode ca. 2 mm. Culm sheaths gradually deciduous, triangular, longer than internodes, papery or thickly so, abaxially initially with irregular brown stains and densely yellowish brown adnate setose, becoming black verrucose; ligule minute; blade 1–2 mm, not articulate. Leaves 3 or 4 per ultimate branch; sheath glabrous, adaxial margins initially ciliate; oral setae sparsely and readily deciduous; ligule ca. 1 mm; blade oblong-lanceolate, 20–25× 2–3 cm, secondary veins 6–9-paired, transverse veins distinct. Inflorescence unknown. New shoots Aug–Sep.

* 1300–1400 m. SW Sichuan, NE Yunnan.


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