Sichuan: Rangtang (Zamtang) Xian.
NW of the city of Rangtang (Zamtang) on road toward Sêrtar Xian along the Du-ke He ( Du-ke River).
Meadows and shrub thickets along small stream flowing into the Du-ke He; thickets on slopes and open areas around outcropping ledges
Dry stony slope in open on bare soil.Corolla pinkish purple with purple specks.
D. E. Boufford, K. Fujikawa, S. L. Kelley, R. H. Ree, B. Xu, D. C. Zhang, J. W. Zhang, T. C. Zhang, W. D. Zhu