Sinobambusa tootsik
Sinobambusa tootsik, is a species of bamboo in the family Poaceae. It is native to Southeast China and Vietnam and has been introduced in Japan and Nansei-shoto. It grows to a maximum height of 30 feet, with a maximum diameter of 1.5 inches. The culm sheaths are initially red-brown, and basally suboblong and leathery.