Abstract: Handeliodendron bodinieri, an epibiotic species of plant unique to China,is distributed only in the limestone region along the junction of Guangxi Province and Guizhou Province.Because of destructive human activities, its peculiar habitat and its own characteristics,this species is getting rare and endangered,and hence listed as one of the key plant species under the state protection. To explore causes and solution to the problem,its ecological and biological characteristics are studies.

Key words: biological characteristics, cause, ecological characteristics, endangered, Handeliodendron bodinierd