Private Herbarium of Jason Hollinger (hb. Hollinger)
Rhizocarpon copelandii (Körb.) Th. Fr.
Rhizocarpaceae
Jason Hollinger (2017-08-24)
ID certainty: uncertain
Jason Hollinger
17576
2017-08-24
United States, Idaho, Idaho County, Slate Creek Lookout
45.581 -116.1547 +-5m.
2229 meters (7311ft)
open granite knoll in montane conifer forest on top of ridge
granite
thallus minutely areolate, dark brown like bolanderi; medulla very scant, P- I-; epihymenium greenish, K-; hymenium ~150um; hypothecium red-brown; exciple K+ bleeding yellow no crystals; spores 8 per ascus, 1-septate, brown, constricted at maturity and faintly paler around septum, ~30-35x18-20um