Lopadium leucoxanthum (Spreng.) Zahlbr.
[= Brigantiaea leucoxantha]
Annotated by Grace E. Howard.

Washington: San Juan County: San Juan Island, English Camp.
48.53434° N, 123.079491° W,
Datum: WGS 84. Uncertainty: 12958 meters. Coordinate Source: Digital Map.
Spores hyaline, muriform 85.8/39.0 - 111.8/34 micrometers. Thallus yellowish with Pd.

Grace E. Howard s.n., Jul 31, 1956
WTU, Barcode: WTU-L-016179