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

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.00384
s.n.
Cryptoporus volvatus (Peck) Shear

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0008748
Copeland, E. B. #s.n.
Cryptoporus volvatus (Peck) Shear
United States, California, Butte, Jonesville

University of Cincinnati, Margaret H. Fulford Herbarium
Catalog #: CINC-F-0005089
Copeland, E.B. #s.n.
Cryptoporus volvatus (Peck) Shear
United States, California, Butte, Jonesville; Jonesville

Michigan State University Herbarium
Catalog #: MSC0214022
E. B. Copeland s.n.
Cryptoporus volvatus (Peck) Shear
United States, California, Butte, Jonesville;

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP35391
E.B. Copeland s.n.
Cryptoporus volvatus (Peck) Shear
United States, California, Butte, Jonesville

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP30531
H.E. Parks s.n. 00 May 1935
Polythrincium trifolii Kunze
United States, California, Humboldt, Spruce Cove, Trinidad