Catalogue no.:	L-1206212
Taxon:	Arthonia didyma Körb.
Label:	Arthonia didyma
Family:	Lichenes
Collector:	Clifford M. Wetmore
Collector no.:	32319
Date:	1978 06 06
Country:	United States
Province:	Minnesota
District:	St. Louis
Locality:	Voyageurs National Park.At Cranberry Creek at west end of Locator Lake
Habitat:	Around falls and rock ledges with balsam fir, white birch, white pine and black spruce. On balsam fir