阔叶玉山竹（学名：Yushania megalothyrsa）为禾本科玉山竹属下的一个种。

Gaoligongshania megalothyrsa is a species of small, bushy mountain bamboo, of the monotypic genus Gaoligongshania. Like Ferrocalamus, this genus is found only in Yunnan Province of China, and near the Myanmar border, at an altitude of 1,600 to 2,200 m (5,200 to 7,200 ft). It is named after the Gaoligong Mountains, where it is endemic.