Yunnan: Zhongdian Xian.
Road from Zhongdian (Xianggarila = Shangri-La) to Haba Cun (at base of Haba Xue Shan - Haba Snow Mountain) between km marker 53 and 54.
Mixed deciduous-mixed coniferous forest on steep slopes with occasional ravines with small streams
Steep to gentle slope under Pinus.Roots orange; corolla pink.
D. E. Boufford, J. H. Chen, S. L. Kelley, R. H. Ree, H. Sun, B. Xu, J. P. Yue, L. L. Yue, D. C. Zhang & W. D. Zhu