乌蔹莓(原变种) wu lian mei (yuan bian zhong)

Vitis japonica Thunberg in Murray, Syst. Veg., ed. 14, 244. 1784; Causonia japonica (Thunberg) Rafinesque; Cayratia tenuifolia (Wight & Arnott) Gagnepain; C. trifolia (Linnaeus) Domin var. quinquefoliola W. T. Wang; Cissus japonica (Thunberg) Willdenow; C. leucocarpa Blume; C. tenuifolia (Wight & Arnott) F. Heyne ex Planchon; Columella japonica (Thunberg) Merrill; C. tenuifolia (Wight & Arnott) Merrill; V. leucocarpa (Blume) Hayata; V. tenuifolia Wight & Arnott.

Branchlets glabrous or pilose; tendrils bifurcate. Leaves pedately 5-foliolate, elliptic or elliptic-lanceolate, veins brownish when dry, veinlets inconspicuous. Petioles, petiolules, peduncles, and pedicels glabrous or slightly pilose. Fl. Mar-Aug, fr. Aug-Nov.

Forests, shrublands, valleys, disturbed areas, roadsides; 300-2500 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hebei, Henan, Hunan, Jiangsu, Shaanxi, Shandong, Sichuan, Taiwan, Yunnan, Zhejiang [Bhutan, India, Indonesia, Japan, Korea, Laos, Malaysia, Myanmar, Philippines, Thailand, Vietnam; Australia].