Umbilicoria phaea
Annotated by Bruce McCune, 2011.

Washington: Grant County: 1 mi. E. of Vantage in Grant Co.
46.945106° N, 119.96315° W,
Datum: WGS 84. Uncertainty: 778 meters. Coordinate Source: Digital Map.
On volcanic scabrock (hornblende). Filed under Lecidea fuscoatra. Plate 270 TLC: gyrophoric acid and unknowns Rheannon Arvidson and B. McCune, June 2011. Substrate: saxicolous.

W. J. Eyerdam 3287, Nov 18, 1961
WTU, Barcode: WTU-L-026432