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

University of Michigan Herbarium
Catalog #: 131686
81898b0d-40e1-4fbc-bd56-bd94cbf4efb0
J. W. Thomson #s. n.
Umbilicaria caroliniana Tuck.
United States, Alaska, no data, Along the north ridge of the Colville River, at Umiat

University of Washington Herbarium
Catalog #: WTU-L-022401
90d073f8-0d4e-49c9-bc22-c1c06a384658
J. W. Thomson, S. Shushan #27 22 July 1958
Umbilicaria caroliniana Tuck.
U.S.A., Alaska, North Slope, Along the north ridge of the Colville River at Umiat.

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0044920
John W. Thomson #S 25880 22 July 1958
Lasallia caroliniana (Tuck.) Davydov, Peršoh & Rambold
United States, Alaska, North Slope, along the north ridge of the Colville River, at Umiat

University of Wisconsin - Madison
Catalog #: WIS-L-0109543
John W. Thomson #s.n. 22 July 1958
Umbilicaria caroliniana Tuck.
United States, Alaska, Northern Alaska, along the north ridge of the Colville River at Umiat

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-160600
John W. Thomson & S. Shushan s.n. 22 July 1958
Umbilicaria caroliniana Tuck.
United States, Alaska, Northern Alaska, along the north ridge of the Colville River at Umiat

Duke University Herbarium Lichen Collection
Catalog #: 309066
c12e127d-fa34-11e2-a92b-005056000560
Thomson, Jr., John, Walter; Shushan, Sam #s.n. 00 July 1958
Lasallia caroliniana (Tuck.) Davydov, Peršoh & Rambold
United States, Alaska, North Slope, Along the N ridge of the Colville River, at Umiat

University of Alaska Museum of the North Herbarium
Catalog #: UAMb:Herb:12876
http://arctos.database.museum/guid/UAMb:Herb:12876?seid=2628721
unknown, John W. Thomson, Sam Shushan s.n. 22 July 1958
Umbilicaria caroliniana Tuck.
United States, Alaska, Along the north ridge of the Colville River, at Umiat.