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

University of Michigan Herbarium
Catalog #: 118568
J. W. Thomson #s. n. 07 August 1946
Peltigera rufescens (Weiss) Humb.
United States, Wisconsin, Douglas, Copper Range Brule

Arizona State University Lichen Herbarium
Catalog #: 527806
J.W. Thomson s.n. 07 August 1946
Peltigera rufescens (Weiss) Humb.
USA, Wisconsin, Douglas, Copper Range, Brule, T48N R10W Sec. 22

Academy of Natural Sciences of Drexel University
Catalog #: PH00094311
J.W. Thomson s.n. 07 August 1946
Peltigera rufescens (Weiss) Humb.
USA, Wisconsin, Douglas, Copper Range, Brule.

University of Wisconsin - Madison
Catalog #: WIS-L-0003358
John W. Thomson #s.n. 07 August 1946
Peltigera rufescens (Weiss) Humb.
United States, Wisconsin, Douglas, Copper Range, Brule

Uppsala University Exsiccati
Catalog #: L-525642
John W. Thomson Jr s.n. 07 August 1946
Peltigera rufescens (Weiss) Humb.
United States, Wisconsin, Douglas, Copper Range, Brule, Douglas Co

University Herbarium, University of California, Berkeley
Catalog #: UC1898914
John W. Thomson, Jr #s.n. 07 August 1946
Peltigera canina var. rufescens (Weiss) Mudd
United States, Wisconsin, Douglas, Copper Range, Brule

Duke University Herbarium Lichen Collection
Catalog #: 186174
ba05581a-fa34-11e2-a92b-005056000560
Thomson, Jr., John, Walter #s.n. 07 August 1946
Peltigera rufescens (Weiss) Humb.
United States, Wisconsin, Douglas Co., Brule, Copper Range