Investigation on Clematis resources in Zhejiang Province

In order to collect the information of resources and landscape application of Clematis in Zhejiang Province,the species diversity and distribution are researched.The results are as following: 22 species and 9 varieties of genus Clematis(Ranunculaceae) were distributed in Zhejiang Province,China.Among them,there were 4 endemic species including C.dilatata,C.lanuginose,C.chekiangensis,C.patens var.tientaiensis.C.leschenaultiana was first recorded in this province.The number of Clematis species in Zhejiang was higher than that of adjoining provinces such as Anhui,Jiangxi,Jiangsu and Fujian,and was 75.6% of that of East China and 21.1% of that of China.According to the field work,species, distribution and diversity characteristics of Clematis in Zhejiang were described.Some suggestions on protecting and developing the wild Clematis resources were also proposed in this paper.