中印铁线莲(原变种) zhong yin tie xian lian (yuan bian zhong)

Sepals narrowly ovate to lanceolate, 2--2.8 × 0.6--1.1 cm, papery, abaxially glabrous, apex caudate-acuminate to acuminate. Anthers oblong, 1.6--2 mm, apex minutely apiculate.

W Xizang (Gê’gyai Xian) [N India].