Thomson, Lich. Arct. [Madison (Wisconsin)]
John Walter Thomson [1 - 115]
IndExs #515968978

University of Michigan Herbarium
Catalog #: 119521
f675a3df-2b6a-4283-b29a-d64edd6950a3
J. W. Thomson #s. n. 00 July 1958
Pertusaria tetrathalamia (Fée) Nyl.
United States, Alaska, no data, Along the Pitmegea River, 15 miles upstream from Cape Sabine

Arizona State University Lichen Herbarium
Catalog #:
J.W. Thomson s.n. 10 July 1958
Pertusaria hultenii Erichsen
United States, Alaska, along the Pimegea River, 24.1 km upstream from Cape Sabine

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-160645
John W. Thomson s.n. 10 July 1958
Pertusaria hultenii Erichsen
United States, Alaska, Northern Alaska, along the Pitmegea river, 15 miles upstream from Cape Sabine

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0028499
John W. Thomson #L 41924 10 July 1958
Ochrolechia subplicans subsp. hultenii (Erichsen) Brodo
United States, Alaska, North Slope, along the Pitmegea River, 15 miles upstream from Cape Sabine

University of Wisconsin - Madison
Catalog #: WIS-L-0109589
John W. Thomson #s.n. 10 July 1958
Ochrolechia subplicans (Nyl.) Brodo
United States, Alaska, North Slope, along the Pimegea River, 24.1 km upstream from Cape Sabine

University of Cincinnati, Margaret H. Fulford Herbarium - Lichens
Catalog #: CINC-L-0005711
s.c. #73
Ochrolechia subplicans subsp. hultenii (Erichsen) Brodo
United States, Alaska, Northern Alaska

Duke University Herbarium Lichen Collection
Catalog #: 305332
c0fae925-fa34-11e2-a92b-005056000560
Thomson, Jr., John, Walter #s.n. 00 July 1958
Ochrolechia subplicans (Nyl.) Brodo
United States, Alaska, North Slope, Along the Pitmegea River, 15 mi upstream from Cape Sabine