North end of Carpenter Ridge, above Independence Lake, NW of Luse Rock. On vertical faces of rhyolite outcrop. Exposed NW aspect rock outcrop on edge of old-growth alpine Pinus monticola/Tsuga mertensiana forest. Spores (9.1) 10.5 (12.2) x (5.1) 6 (7); n=18. T. Carlberg #05519.