A Report on the Wild Ornamental Plants from Northwest Yunnan

The wild flower biodiversity of NW Yunnan was studied based on our field investigation results combined with analyzing of literature data.The research results indicated that Northwest Yunnan is rich in wild flower resources.The total numbers of wild flower in NW Yunnan are 38 families,324 genera and 2206 species with 1463 species of herbaceous plants,743 species of woody plants,751 endemic species and 35 species of rare and endangered species.The distribution patterns,ornamental value,types of flower colors,flowering time,endemic phenomenon and threatened status of the wild flower in NW Yunnan were analyzed.The results indicated that the richness of the wild flower species in NW Yunnan are Lijiang,Zhongdian,Gongshan,Deqin,Weixi,Heqing,Fugong,Eryuan,Dali and Lanping successively.From the vertical distribution point of view, the main distribution areas of wild flowers in NW Yunnan are concentrated in the areas at the altitude of 2 400-3 000?m and the areas above 3 500?m.The type of flower colors can be roughly divided into four types of blue, yellow, red and white.There are 400 species with purple-blue flower,230 species with orange-yellow flowers,170 species with red flower and 140 species with white flowers.