Xizang (Tibet): Chaya (Chagyab, Dayak) Xian.
Ca. 10 km E in a straight line from the city of Chaya (Chagyab, Dayak) on road from Chaya to Gongjue (Gongjo) along the Mai Qu (Mai River) at Yanduo Zheng.
Steep, heavily grazed slopes with scattered shrubs of Sophora davidii, Caragana, Rosa, Cotoneaster, Berchemia and Sageretia. Mostly open, shaley soil.
30°38'9"N,
97°39'58"E;
3280-3300 m.
On open shale slope.Shrubs ca. 0.5 m tall; calyx yellow.
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