Locality:
United States, Colorado, Boulder, Outer foothills of the Front Range at Boulder, Lyons formation, base of the first "Flatiron" on E face of Green Mountain
Elevation:
2000 meters
Verbatim Elevation:
2000 m
Habitat:
On resistant quartzite rocks
Occurrence Remarks:
No. 364 of W.A. Weber's Lichenes Exsiccati, as Aspicilia quartzitica