Sichuan: Dêgê Xian.
Road (highway 317) from Dêgê to Manigange on W side of pass over Que'er Shan. E side of Yülong La Tso (Yülong La Lake).
Lake shore and scattered Picea, Salix, Lonicera, Sorbus slope
In lake in shallow water.Stems light purple; fruit darker purple.
D. E. Boufford, B. Bartholomew, S. L. Kelley, R. H. Ree, H. Sun, L. L. Yue, D. C. Zhang, Y. H. Zhang & W. D. Zhu