摘 要 ：发表了产于贵州的玉山竹属2新种，即窄叶玉山竹和细弱玉山竹。赤竹（Sasa longiligula McClure）、单枝竹（Bonia saxatilis(Chia, H. L. Fung et Y. L. Yang) N. H. Xia）为贵州新分布竹种，并对其中赤竹的花做了补充描述。
Abstract:Yushania angustifolia Yi et J. Y. Shi, Yushania tenuicaulis Yi et J. Y. Shi, two new species of the Bambusoidiae from Guizhou, China, are described and illustrated. This paper also records new distribution of Sasa longiligulata McClure and Bonia saxatilis (Chia,H.L.Fung et Y.L.Yang)N.H.Xia on Guizhou, and gives first supplementary descriptions for flower of Sasa longiligulata McClure.