According to the preliminary investigation to Sha Xi Nature Reserve,vegetation variety was classified and the distributing characteristics were analyzed.The investigation showed that there were 7 categories of vegetables in the Reserve with the main vegetation types as subtropical evergreen broad-leaved forest,mainly distributed on the hills and mountains around 100 to 850 m above sea level.Subtropical evergreen coniferous and deciduous broad-leaved forest were mainly distributed in the vicinity of Chang-Ping.Subtropical evergreen and deciduous broad-leaved forest,subtropical evergreen coniferous forest,shrub grassland were less distributed.Bamboo mainly distributed in the villages near the mountain and valley sides in a semi-natural state.There were 1225 species of wild vascular plants belonging to 191 families and 630 genera in which 7 species of wild plants for national level protection and 6 kinds rare and precious wild protection plants in the Reserve.Plant resource of Sha Xi Natural Reserve is abundant and there are wide variety of wild vascular plants,some of which are of great economic value and ecological value.This has provided the basis to ecological environment protection and improvement in the Reserve and the Beijiang River basin.