Characteristics of vascular plants flora and vegetation types in Chaocha Nature Reserve

By analyzing the community of vascular plants in Chaocha Nature Reserve,we studied the composition and vegetation types of this area.The results showed that there were a total of 352 species of wild vascular plants,which belong to 204 gen.branch 72 families in Chaocha Nature Reserve,of which there are 334 kinds of seed plants,which belong to 190 gen.branch 61 families,respectively of the total number of the families、gen.and seed species are 84.72%,93.14% and 94.89%.The vegetation types are relatively abundant,diverse elements of flora,mainly to North temperate elements.In the community and the types of vegetation,there are 4 types of vegetation,9 formations and 19 shrubs,in a lesser extent, brought together most of the mountain vegetation and communities in northern Great Xing'an Mountains,,with a typical regional features.