Acarospora fuscata (Schrad.) Arnold
Annotated by Doug A. Glavich, 1 Jun 2009.

Washington: Pend Oreille County: Colville National Forest, Salmo #6.¶ Elev. 6707 ft.
Open forest, partial shade, dry slope.¶Slope: 80%.¶Aspect: 20%.¶ Note from Doug Glavich on 6/1/2009: angular apothecia and bright yellow areole thalus Similar species is Tephromela armeniaca, but its apothecia are more rounded and the areoles are more brownish yellow. Rhizocarpon cf. disporum (no apothecia) present as well.¶¶[Envelope with multiple specimens, filed under the first name on packet.] Substrate: saxicolous.

A. Cabral 081507AC119, Aug 15, 2007
WTU, Barcode: WTU-L-025732