Private Herbarium of Jason Hollinger (hb. Hollinger)
Rhizocarpon eupetraeum (Nyl.) Arnold
Rhizocarpaceae
Jason Hollinger (2014-10-26)
ID certainty: positive
Jason Hollinger
6744
2014-10-26
Nastassja Noell
United States, Washington, Spokane County, Turnbull National Wildlife Refuge, Curtis Road Unit
47.4869 -117.5328 +-5m.
692 meters (2270ft)
steep north-facing cliff with caves and scattered pines and shrubs at foot
basalt cliff
Lepraria rigidula
areoles widely dispersed over black continuous prothallus strongly bullate to almost globose strongly "pruinose" pale tan, K+y-r norstictic crystals present C-, apothecia between areoles angular or not black rimless, epihymenium K+r, spores 8 per ascus brown muriform ~30-35x12-15um