Bambusa nutans Rassen
(Bambusa nutans)
From Bamboos of Thailand, Native and Introduced Species (Poaceae: Bambusoideae) — An Annotated Compilation, by D. Ohrnberger (Khun Dieter – คุณดีเท่อร์)
"A medium sized graceful bamboo. Culms 6-15 m high, 5-10 cm in diameter, loosely clumped, much-branched above, usually unbranched below, straight, green, smooth, not shining, white-ringed below the nodes; node slightly thickened, often hairy, lower ones bearing rootlets; internodes usually 25-45 cm long, thick-walled. …" — K. K. Seethalakshmi & al., Bamboos of India, 1998: p. 62 [#1062].