Thomson: Lich. Wiscon. Exs.
John Walter Thomson, Jr. [1 - 96 [? 108 Uppsala]]

University of Michigan Herbarium
Catalog #: 117443
J. W. Thomson #s. n. 09 August 1946
Peltigera canina (L.) Willd.
United States, Wisconsin, Douglas, Brule, Ranger Station

Arizona State University Lichen Herbarium
Catalog #: 527670
J.W. Thomson s.n. 09 August 1946
Peltigera canina (L.) Willd.
USA, Wisconsin, Douglas, Ranger Station, Brule

University of Wisconsin - Madison
Catalog #: WIS-L-0003041
John W. Thomson #s.n. 09 August 1946
Peltigera canina (L.) Willd.
United States, Wisconsin, Douglas, Ranger Station.

Uppsala University Exsiccati
Catalog #: L-525594
John W. Thomson Jr s.n. 09 August 1946
Peltigera canina (L.) Willd.
United States, Wisconsin, Douglas, Ranger Station, Brule, Douglas Co