Graphis striatula (Ach.) Spreng.
Annotated by George J. Mueller.

Washington: Snohomish County: Bank of Snohomish River, near city of Snohomish.
47.911219° N, 122.10209° W,
Datum: WGS 84. Uncertainty: 2457 meters. Coordinate Source: Digital Map.
Riverbank. Substrate: trunk of alder. Substrate: corticolous.

George J. Mueller s.n., Apr 25, 1987
WTU, Barcode: WTU-L-012427