Sichuan: Rangtang (Zamtang) Xian.
S of the city of Rangtang (Zamtang) on highway 211 along Du-ke He (Du-ke River).
Open ravine with remnant Abies-Betula forests and shrubs.
32°8'34"N,
101°0'23"E;
3130-3300 m.
Understory on bank above river.Shrub 1-1.5 m tall; involucral bracts green; ray florets pale purple; disc florets white; anthers yellow.
David E. Boufford, Kazumi FUJIKAWA, Susan L. Kelley, Richard H. Ree, Bo XU, Da-Cai ZHANG, Jian-Wen ZHANG, Ti-Cao ZHANG, Wei-Dong ZHU