云南刚竹属的整理研究

A STUDY ON PHYLLOSTACHYS SIEB. ET ZUCC. FROM YUNNAN

刚竹属迄今已发表70余种,大部分分布于东亚;中国有50余种,集中分布于长江中下游地区。云南被认为是该属分布区的南缘,仅分布有3种1变种。经整理研究,发现云南有12种1变种及2变型,包括罗汉竹、毛环竹、淡竹、筠竹、沙竹、石绿竹、乌哺鸡竹、美竹、毛竹、紫竹、金竹、桂竹、斑竹、篌竹和水竹。

There are more than 70 species of Phylloslachys which have bear pub- lisped, most of them are distributed in East-Asia. In China, there are more than 0 species, mainly distributed in the middle and lower reaches of Yangtze River. Yunnan has been regarded as the south edge of this genus' distribution, in which only 3 species and 1 variety have been reported. After futher res- earch, the author finds that there are 12 species, 1 variety and 2 formae. including Ph. aurea, Ph. meyeri, Ph. glauca f. glauca, Ph. glauca f. yuozhu, Ph. propinqua, Ph. arcana, Ph. vivax, Ph. mannii, Ph. helerocycla var. pubescens, Ph. nigra var. nigra, Ph. bambtisoides f. bambusoides, Ph. bambusoides f. lacrimadeae, Ph. nidularia and Ph. heteroclada in Yunnan.