Private Herbarium of Jason Hollinger (hb. Hollinger)
Psora tuckermanii R. Anderson ex Timdal
Psoraceae
Jason Hollinger (2016-05-12)
ID certainty: positive
Jason Hollinger
11087
2016-05-12
Nastassja Noell
United States, Nevada, Lander County, Toiyabe Range, outcrops S of Hwy. 50 just E of Austin Summit
39.4742 -117.0233 +-5m.
2240 meters (7347ft)
basalt outcrops at top of steep N slope with _Artemisia tridentata_, shrubby _Populus tremuloides_, _Cercocarpus ledifolius_
soil in crack in basalt
Parvoplaca tiroliensis
cortex ~75um, epinecral layer ~30um, K- C- KC-; medulla POL+ insol. in K; apothecia dark brown with only a few showing any hint of red, all exclusively marginless even buds; spores ~8-10x6um