The report is a primary review according to preceeding works combining the practical investigation in 1983. In the first place, the physical geography features of the exploring area has been generally stated from geoglogy, landform, clinmate, soil aspects. Then, the rich and the old of plant species of exploring area to use the practical exploting data. It has been deatailed for the laws and the features of vegetation both horizontal distribution and vetical distribution. In the last place, some suggestion of south Heng-duan Moutains vegetation utilization and reformation has been made.