Hale, Lich. Amer. Exs. [Washington, D.C.]
Mason Ellsworth Hale, Jr. [76-250]
IndExs #545270400

Duke University Herbarium Lichen Collection
Catalog #: 218742
Hale, Mason E. #s.n. 00 August 1969
Ahtallia pyracea (Ach.) Arup, Frödén & Søchting
United States, Minnesota, Clearwater, 1 mi W of Trading Post, Itasca State Park

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0006237
M. E. Fiale s.n. 00 August 1969
Athallia holocarpa (Hoffm.) Arup, Frödén & Søchting
United States, Minnesota, Clearwater, one mile west of Trading Post, Itasca State Park

University of Tennessee Lichen Herbarium
Catalog #: TENN-L-0006458
M.E. Hale s.n. 00 July 1954
Parmelia perforata (Wulfen) Ach.
United States, Arkansas, Montgomery, near Mt. Ida, Montgomery County

University of Wisconsin - Madison
Catalog #: WIS-L-0111523
Mason E. Hale #s.n. 00 August 1969
Athallia pyracea (Ach.) Arup, Frödén & Søchting
United States, Minnesota, Clearwater, One mile W of Trading Post, Itasca State Park