| FOC | |
|
Qinghai: Nangqen Xian. Deep limestone canyon along the Ba-Qu (Ba River). Picea and Juniperus (Sabina) forest. 31°55'5"N, 96°27'39"E; 3930 m. |
Moist area on flood plan.
Flowers white. Initially identified as Bistorta macrophylla (D. Don) Soják var. stenophyllum (Meisner) A. J. Li.
| David E. Boufford, Michael J. Donoghue, Xue-Feng LU & Tsun-Shen YING | |
| 26691 | 23 June 1995 |
