United States, Arizona, Coconino County, Humphreys Trail, ca. 5 km up trail
35.337 -111.6904 +-5m.
3350 meters (10988ft)
montane forest dominated by _Picea_ high on steep W-facing basalt slopes
mossy trailbank
Illosporium carneum, Peltigera extenuata
branches terete, ~80um thick; cortex 1 layer of rounded squarish cells 7-10um around apothecia to 12-15um around branches; medulla entirely cellular; parathecium expanded near top but indistinct below; spores 8 per ascus, fusiform, muriform with ~8 rows ot up to 3-4 cells each, ~25-35x12um