A Study on Wild Ornamental Plant Resources in Yi-county of Anhui Province

Yi county is located in the south part of Anhui province, between, 117°38′～118°6′E and 29°47′～30°11′N, plant species are very rich. This paper presents the characteristics of species diversity, complex floristic elements' rare and endemic distribution types and the conservation and utilization of wild ornamental plant resources in Yi county. On the basis of wide and deep investigation, collection and sifting. There are 821 species (including varieties and forms) of wild ornamental plants belonging to 370 genera and 117 families. Among them, 178 species are trees, 187 are shrubs, 111 are vines and 365 herbs. The conservation and utilization of wild ornamental plant resources are discussed.