Sichuan: Rangtang (Zamtang) Xian.
N of the city of Rangtang (Zamtang) on road into Qinghai Province, then along the Maerqu He (Maerqu River) on Sichuan side of river.
Remnant forest of Abies, Picea, Betula, Salix and Prunus on slopes above river; Salix immediately along river
Open, wet meadow.Coarse herbs ca. 1.8 m tall; stems reddish purple; involucral bracts green; florets reddish purple; anthers purple; stigma pale pink.
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