Qinghai: Nangqen Xian.
ca. 30 km W of the town of Nangqen along the Xiao-Qu (Xiao River) in Xiao-long Gou.
Narrow gorge through steep, limestone cliffs.
32°15'21"N,
96°19'33"E;
4100-4200 m.
Gravelly slopes at base of cliffs at 4100-4300 m.Petals white with slight blue tinge. Originally identified as Torularia mollipila (Maximowicz) O. E. Schulz.
David E. Boufford, Michael J. Donoghue, Xue-Feng LU & Tsun-Shen YING