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Thomson, Lich. Arct. [Madison (Wisconsin)]
John Walter Thomson [1 - 115]
IndExs #515968978
University of Michigan Herbarium
Catalog #: 110293
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J. W. Thomson #s. n. 00 July 1962
Lecidea uliginosa (Schrad.) Ach.
Canada, Northwest Territories, no data, Great Slave Lake, vicinity of Yellowknife, bog 18 miles west of Yellowknife
University of Wisconsin - Madison
Catalog #: WIS-L-0072219
John W. Thomson #s.n. 07 July 1962
Placynthiella oligotropha (J. R. Laundon) Coppins & P. James
Canada, Northwest Territories, Great Slave Lake; 18 miles west of Yellowknife
University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0035532
John W. Thomson #s.n. 07 July 1962
Placynthiella uliginosa (Schrader) Coppins & P. James
Canada, Northwest Territories, Great Slave Lake, 18 miles W of Yellowknife
University of Wisconsin - Madison
Catalog #: WIS-L-0109607
John W. Thomson #s.n. 07 July 1962
Placynthiella uliginosa (Schrader) Coppins & P. James
Canada, Northwest Territories, Great Slave Lake, 18 miles W of Yellowknife
Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-160663
John W. Thomson & Ray Murdy s.n. 07 July 1962
Placynthiella uliginosa (Schrader) Coppins & P. James
Canada, Northwest Territories, Great Slave Lake, 18 miles W of Yellowknife
Duke University Herbarium Lichen Collection
Catalog #: 303202
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Thomson, John, W.; Murdy, Ray #s.n. 00 July 1962
Placynthiella uliginosa (Schrader) Coppins & P. James
Canada, Northwest Territories, Great Slave Lake. 18 mi W of Yellowknife