Phacopsis vulpina Tul.
Annotated by P. Diederich, Jun 2015.

Idaho: Lemhi County: Lemhi Mountains, alpine ridge line. Elev. 3050 m.
44° 23' N, 113° 15' W
Coordinate Source: Specimen Label.
Windswept dry open ridge top, alpine habitat, mixed grass and forbs. Parasitic on Letharia (?), on Pinus. apothecia all immature, no asci, no spores. Substrate: Parasitic.

Roger Rosentreter 13872, Jul 29, 1999
With H. Mayrhofner, C. Davis
SRP-L, Accession: 14363