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

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.00573
s.n.
Stereum heterosporum Burt

USDA United States National Fungus Collections
Catalog #: BPI 924434
Bonar, L. s.n. 27 March 1938
Stereum heterosporum Burt
United States, California, Contra Costa, Las Trampas Creek, near St. Mary's college

University of Cincinnati, Margaret H. Fulford Herbarium
Catalog #: CINC-F-0003277
Bonar, L. #573 27 March 1938
Stereum heterosporum Burt
United States, California, Contra Costa, Las Trampas Creek; Las Trampas Creek, near St. Mary's College

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0007351
Bonar, Lee #s.n. 27 March 1938
Stereum heterosporum Burt
United States, California, Contra Costa, Trampas Creek, near St. Mary's College, Contra Costa County.

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0057387
L. Bonar #s.n. 27 March 1938
Stereum heterosporum Burt
United States, California, Contra Costa, Las Trampas Creek, near St. Mary's College

University of Georgia, Julian H. Miller Mycological Herbarium
Catalog #: GAM00012360
Lee Bonar s.n. 27 March 1938
Stereum heterosporum Burt
USA, California, Contra Costa, Las Trampas Creek near St. Mary's College

University of Illinois Herbarium
Catalog #: ILL00070138
Lee Bonar #28746 27 March 1938
Stereum heterosporum Burt
USA, California, Contra Costa, Las Trampas, near St. Mary's College

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0119922
Lee Bonar #s.n. 27 March 1938
Stereum heterosporum Burt
USA, California, Contra Costa, Las Trampas Creek, near St. Mary's College