Merrill: Lich. Exs.
George K. Merrill [1 - 275]

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0004255
George K. Merrill #s.n.
Diplotomma alboatrum (Hoffm.) Flotow
United States, South Dakota, Jackson, Kadoka

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.237876
urn:uuid:778D585C-8007-43EA-831F-FB960D53573D
S. H. Skinner #249
Rhizocarpon alboatrum (Hoffm.) Anzi
United States, South Dakota, Jackson, Kadoka; Kadoka

University of Florida Herbarium
Catalog #: FLAS L10401
S.H. Skinner s.n.
Rhizocarpon alboatrum (Hoffm.) Anzi
United States, South Dakota, Jackson, Kadoka

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00029253
S.H. Skinner #s.n.
Diplotomma alboatrum (Hoffm.) Flotow
USA, South Dakota, Kadoka;