Malus hupehensis (Pamp.)Rehd. was one of important wild fruit tree resources in China. Through inspecting of more than 1000 numbers, more than 1600 copies of M. hupehensis specimens from more than 10 main herbaria(PE, NAS, NF, etc.) in China, the variation and evolution laws were initially mastered. From May to August in 2008, field investigations of 8 M. hupehensis natural populations of Shandong Province(Mt.Tai and Mt.Meng),Hubei Province(Mt. Wudang and Shennongjia), Fujian Province(Mt. Wuyi), Zhej...