United States, California, Sierra County, Ca. 3.1 km NNW of Sierra City, Tahoe National Forest, Sierra Buttes, E-facing side several hundred feet below lookout in a small limestone cave
39.593437 -120.647095
39.593437° N, 120.647095° W
2530 meters
2530.0000000000 m
Growing on the ceiling of a small cave located in a limestone dike. Found several feet inside the cave. With: Asplenium viride, Heuchera rubescens, Homalothecium nevadense, and Polystichum krucklebergii.