Floristic Analysis of the Vascular Plants in Xuebaoshan Nature Reserve

Floristic composition and characteristics of the vascular plants in Baimashan Nature Reserve were studied.A total of 1520 species and varieties of the vascular plants belonging to 716 genera,185 families,was identified in Baimashan Nature Reserve.Dominant families of the flora were Rosaceae, Compositae, Gramineae, Leguminosae and Liliaceae. The distribution elements of Baimashan's flora are complex. They comprise 15 distribution types of China seed-plants.The North-temperate zone type was the majority of genera,followed by Pantropical and East Asia. The floristic analysis also showed that the flora possess some species originated before Quaterary many rare and endanger plants and endemic plants were found.