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Thomson, Lich. Arct. [Madison (Wisconsin)]
John Walter Thomson [1 - 115]
IndExs #515968978
University of Michigan Herbarium
Catalog #: 74175
bfa0b23c-5f78-4b8e-8571-2a13a86a5775
J. W. Thomson #s. n. 28 July 1962
Agyrophora rigida (Du Rietz) Llano
Canada, Northwest Territories, Mackenzie, No data
University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0045514
J.W. Thomson #96 28 July 1962
Umbilicaria rigida (Du Rietz) Frey
Canada, Nunavut, Kitikmeot Region, MacKenzie district, on hill S of Coppermine
Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-160668
J.W. Thomson & J.A. Larsen s.n. 28 July 1962
Umbilicaria rigida (Du Rietz) Frey
Canada, Northwest Territories, MacKenzie district, Coppermine
University of Wisconsin - Madison
Catalog #: WIS-L-0109610
John W. Thomson #s.n. 28 July 1962
Agyrophora rigida (Du Rietz) Llano
Canada, Nunavut, Mackenzie District, on hill south of Coppermine
Duke University Herbarium Lichen Collection
Catalog #: 157995
c19bc6bd-fa34-11e2-a92b-005056000560
Thomson, Jr., John, Walter; Larsen, J., A. #s.n.
Umbilicaria rigida (Du Rietz) Frey
Canada, Northwest Territories, Mackenzie District. Hill S of Coppermine