The habitats of scenic spot are usually different from those of other areas,and plant selection has its own characteristics.The evaluation index system was developed by brainstorming and Delphi methods,and 106 typical tree species in Zhurongfeng scenic spot of Mount Heng and other mountaintops were evaluated by analytic hierarchy process(AHP).The size ranking by the analytic hierarchy process indicates:growth characteristics(B2)>ornamental characteristics(B1)>application values(B3).The tree species are divided into four grades in accordance with judgment matrix:grade I(>85),grade II(80 to 85),...
