合柄铁线莲(原变种) he bing tie xian lian (yuan bian zhong)

Clematis buchaniana de Candolle subsp. connata Kuntze.

Leaves pinnate; leaflet blades ovate to broadly ovate, undivided, abaxially sparsely puberulous on veins, adaxially subglabrous, base cordate. Anthers glabrous. Fl. Aug--Sep, fr. Sep--Oct.

Forests, along streams or rivers; 2000--3400 m. W Sichuan, S Xizang, NW Yunnan [Bhutan, N India, Kashmir, Nepal, N Pakistan, Sikkim].