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

Field Museum of Natural History
Catalog #: C0305576F
cf8aac6a-0430-47dc-aba3-0d2dd7681923
J. W. Thomson #s.n. 25 November 1967
Cetrelia olivetorum (Nyl.) Culb. & C. Culb.
U.S.A., Wisconsin, Iowa, 2 miles E of Jonesdale, 9 miles (airline distance) due SE of Dodgeville

University of Wisconsin - Madison
Catalog #: WIS-L-0111626
John W. Thomson #s.n. 25 November 1967
Cetrelia olivetorum (Nyl.) Culb. & C. Culb.
United States, Wisconsin, Iowa, 2 miles E of Jonesdale, 9 miles (airline distance) due SE of Dodgeville

Uppsala University Exsiccati
Catalog #: L-160278
John W. Thomson Jr. s.n. 25 November 1967
Cetrelia olivetorum (Nyl.) Culb. & C. Culb.
United States, Iowa, 2 miles E of Jonesdale, 9 miles (airline distance) due SE of Dodgeville