Xizang (Tibet): Zuogong (Zogang) Xian.
Dongda-La (pass), border of Mangkang (Markam) and Zogang xian on highway 318.
Scree slopes, rocky vegetated slopes and adjacent level area at pass.
29°42'39"N,
98°0'9"E;
5100-5300 m.
In gravelly soils on rocky slope.Bracts purple black; anthers black.
David E. Boufford, Jia-Hui CHEN, Susan L. Kelley, J. LI, Richard H. Ree, Hang SUN & Yong-Hong ZHANG