Thomson, Lich. Wiscon. Exs. [Madison (Wisconsin)]
John Walter Thomson, Jr. [1 - 96 [? 108 Uppsala]]
IndExs #165012480

University of Michigan Herbarium
Catalog #: 103309
J. W. Thomson #s. n. 22 May 1946
Dermatocarpon fluviatile (Weber) Th. Fr.
United States, Wisconsin, Oneida, 15 miles South of Rhinelander

Arizona State University Lichen Herbarium
Catalog #: 527837
J.W. Thomson s.n. 22 May 1946
Dermatocarpon luridum (With.) J. R. Laundon
USA, Wisconsin, Oneida, 24.1 km S of Rhinelander, T35N R9E Sec. 31

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0015247
John W. Thomson #S 4449 22 May 1946
Dermatocarpon luridum (With.) J. R. Laundon
United States, Wisconsin, Oneida, 15 mi S of Rhinelander

University of Wisconsin - Madison
Catalog #: WIS-L-0001326
John W. Thomson #s.n. 22 May 1946
Dermatocarpon luridum (With.) J. R. Laundon
United States, Wisconsin, Oneida, 15 mi S of Rhinelander

Uppsala University Exsiccati
Catalog #: L-525545
John W. Thomson, Jr s.n. 22 May 1946
Dermatocarpon luridum (With.) J. R. Laundon
United States, Wisconsin, Oneida, 15 miles south of Rhinelander, Oneida Co

Duke University Herbarium Lichen Collection
Catalog #: 216664
Thomson Jr., John W. #s.n. 22 May 1946
Dermatocarpon luridum (With.) J. R. Laundon
United States, Wisconsin, Oneida, 15 mi S of Rhinelander