Anonymous, Calif. Fungi
Herbarium of the University of California. [1- ? 1425]

University of Michigan Herbarium
Catalog #: 329240
L. Bonar #s. n. 07 August 1949
Clasterosporium obclavatum Bonar
USA, California, El Dorado, North Canyon Creek.

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP39042
Lee Bonar s.n. 07 September 1949
Clasterosporium obclavatum Bonar
United States, California, El Dorado, North Canyon Creek

Michigan State University Herbarium
Catalog #: MSC0214088
Lee Bonar s.n. 07 September 1949
Clasterosporium obclavatum Bonar
United States, California, Eldorado, North Canyon Creek

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0007985
Lee Bonar #s.n. 07 September 1949
Clasterosporium obclavatum Bonar
United States, California, El Dorado, North Canyon Creek