Wetmore, Lich. Exs. Min. [St. Paul (Minnesota)]
Clifford M. Wetmore [1-225]
IndExs #840155422

Arizona State University Lichen Herbarium
Catalog #: 563354
H.A. Imshaug #28844 17 July 1962
Cetraria nigricans Nyl.
USA, Alaska, Juneau, Névé of Taku Glacier

University of Wisconsin - Madison
Catalog #: WIS-L-0085602
H.A. Imshaug #28844 17 July 1962
Gowardia nigricans (Ach.) P. Halonen, L. Myllys, S. Velmala, & H. Hyvarinen
United States, Alaska, Juneau Icefield, Névé of Taku Glacier

Uppsala University Exsiccati
Catalog #: L-160260
Henry Imshaug #28844 17 July 1962
Cetraria nigricans Nyl.
United States, Alaska, Juneau Icefield, Névé of Taku Glacier, ridge of large boulders near camp 10

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0008256
Henry Imshaug #28844 17 July 1962
Gowardia nigricans (Ach.) P. Halonen, L. Myllys, S. Velmala, & H. Hyvarinen
United States, Alaska, Juneau Icefield, Névé of Taku Glacier