Sample plot method and plant diversity methond were used to study characteristics of the forest plants community in Yangming mountain. The results showed that there were 165 kinds of seed plants belonging to 61 families, 111 genras. The geographical elements were complexed. The Machilus thunbergii forest, Phyllostachys heterocycla forest, Castanopsis eyrei forest, Phyllostachys heterocycla+ Pinus massoniana forest, Rhododendron calendulaceum jungle, Pseudotsuga sinensis forest were the most widespread among the 20 typical plant community types...