A STUDY OF FLORA IN DEHANG OF HUNAN PROVINCE II. ANALYSIS OF FLORISTIC ELEMENTS AND ORIGINATION
Chen Gongxi (Department of Biology, Jishou University,Jishou 416000)
There are 514 genera of the seed plant in Dehang,Jishou,Hunan province. According to the research of the floristic elements of the genera in Dehang, the results show that the genera of middle and small type are very much, the floristic elements are mainly North Temperature, Pantropics, Tropic Asia,East Asia North America and East Asia,and the orig- ination are complex. The flora of Dehang belongs to the feature of the subtropics.