Rhizocarpon chlorophaeum Hepp ex Leighton
[= Diplotomma chlorophaeum]
Annotated by Grace E. Howard.

Washington: San Juan County: San Juan Island, near Friday Harbor.
48.53444° N, 123.01583° W,
Datum: WGS 84. Uncertainty: 3158 meters. Coordinate Source: GeoLocate.
On rock. KOH - yellow then red. Additional notes present. Substrate: saxicolous.

Grace E. Howard 1947a, Jul 1928
WTU, Barcode: WTU-L-021608