糙叶树(原变种) cao ye shu (yuan bian zhong)

Prunus aspera Thunberg in Murray, Syst. Veg., ed. 14, 463. 1784; Homoioceltis aspera (Thunberg) Blume.

Young branchlets and petioles sparsely pubescent. Leaf blade abaxially sparsely pubescent, adaxially scabrous with bristles. Fl. Mar-May, fr. Aug-Oct.

Valleys, streamsides; 100-600 m in E and N China, 500-1000 m in SE and SC China. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shandong, Shanxi, Sichuan, SE Taiwan, Yunnan, Zhejiang [Japan, Korea, Vietnam].