Thomson, Lich. Wiscon. Exs.
J.W. Thomson [1 - 96]

USDA United States National Fungus Collections
Catalog #: BPI 1033148
Thomson J.W. Jr. #s.n. 22 May 1946
Dermatocarpon aquaticum (Hoffm.) Zahlbr.
United States, Wisconsin, Oneida, 15 mi S of Rhinelander