红枝崖爬藤(原变种) hong zhi ya pa teng (yuan bian zhong)

Tetrastigma erubescens var. monospermum Gagnepain.

Leaves 3-foliolate, sometimes palmately 5-foliolate; central petiolule 1-3 cm, lateral petiolules short; central leaflet base broadly cuneate, margin 7- or 8-toothed on each side; lateral leaflets base slightly asymmetric, rounded.

Forests, rocky crests; 100-1100 m. Guangdong, Guangxi, Hainan, Yunnan [Cambodia, Vietnam].