On characters of plant community of rock vegetation of Danxia landform in Xinchang of Zhejiang.

Take Changyanshijiufeng and Qianzhangyougu in Xinchang, Zhejiang as examples ,this paper made a survey on the rock vegetation in Danxia landform. The results showed that 30 families, 39 genus and 48 species vascular plants were found there. The main community types were Form. Neyraudia montana, Form. Orostachys erubescens+Sedum polytrichoides , form. Ficus pumila and so on. The composition of flora was complex, and the north temperate and pantropic floristic elements occupied a certain proportion with especially obvious transitional character. The order of species richness and diversity index were: herb layershrub layermoss layer, and the evenness index was: shrub layer moss layerherb layer.