Sichuan: Xiaojin Xian.
S of the city of Danba across the Dadu He (Dadu River) along tributary of Dadu He.
Steep, rocky slope with large moss-covered boulders in shade of trees near base. Most trees cut, but Quercus, Diospyros, Toxicodendron and Juglans regia remaining. Limestone bedrock.
30°44'10"N,
102°3'41"E;
1930 m.
On moist, moss covered boulders.Colonial, tufted. Initially identified as Pyrrosia gralla (Giesenhagen) Ching.
David E. Boufford, Kazumi FUJIKAWA, Susan L. Kelley, Richard H. Ree, Bo XU, Dacai ZHANG, Jian-Wen ZHANG, Ti-Cao ZHANG & Wei-Dong ZHU