Xizang (Tibet): Jiangda (Gyamda) Xian.
Narrow gorge and rocky slopes ca. 6 km E in a straight line from the center of the city of Jiangda (Gyamda).
Kobresia meadow giving way to slopes with dwarf (< 5 m tall), Potentilla fruticosa and Caragana, then rocky slope and rocky ridge.
31°30'19"N,
98°17'22"E;
4400-4880 m.
Among rocks on slope.Base of culms purplish; scales blackish purple.
David E. Boufford, Bruce Bartholomew, Deren A. Eaton, Xin-Hui LI, Richard H. Ree, Bo XU, Ji-Pei YUE, Jian-Wen ZHANG & Xin-Xin ZHU