Plant communities within the Rhinopithecus roxellana habitat of Shennongjia National Nature Reserve were surveyed by phytosociological methods, with 127 quadrats classified by clustering analysis. Using quantitative and phytosociological classification standards, vegetation was classified by 13 associations and four communities. Structure characteristics, geographic distribution characteristics(including altitude and landform), species composition, food resources status, DBHlevels and height of tree layers in each association were analyzed. Thi...
