Abstract:The Northwest of Jiangxi is situated between 113°50′-115°55′E longitude and 28°10′-29°40′ N latitude.This area lies on the subtropical zone of China.The vegetation is evergreen broadleaved forest.There are three mountains——Jiuling Mountain,Lushan Mountain and Mufu Mountain(Jiangxi part)in this area.The highest peak is Wumeshan,whith an elevations of 1686m.