Wetmore, Lich. Exs. Min. [St. Paul (Minnesota)]
Clifford M. Wetmore [1-225]
IndExs #840155422

Arizona State University Lichen Herbarium
Catalog #: 563917
C.M. Wetmore #89406 03 August 2003
Arthonia byssacea (Weigel) Almq.
USA, Michigan, Gogebic, Banner Creek 7.6 km E of Marenisco

Uppsala University Exsiccati
Catalog #: L-159754
Clifford M. Wetmore #89406 03 August 2003
Arthonia byssacea (Weigel) Almq.
United States, Michigan, Banner Creek 4.6 mi [7.6 km] E of Marenisco

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0001973
Clifford M. Wetmore #89406 03 August 2003
Arthonia byssacea (Weigel) Almq.
United States, Michigan, Gogebic, Banner Creek 7.6 km E of Marenisco