Abstract: There are more than 70 species of Phylloslachys which have bear publisped, 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 research, 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.