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

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.01277
s.n.
Microsphaera alni (DC.) G. Winter

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP58285
L. Bonar s.n. 28 September 1964
Microsphaera alni (DC.) G. Winter
United States, California, Alameda, Campanile Way, University of California campus, Berkeley

University of California Berkeley, University Herbarium
Catalog #: UC1402987
L. Bonar s.n. 28 September 1964
Microsphaera platani Howe
USA, California, Alameda, Campanile Way, University of California campus, Berkeley.

Field Museum of Natural History
Catalog #: C0285809F
L. Bonar #s.n. 28 September 1964
Microsphaera alni (DC.) G. Winter
USA, California, Alameda, Berkeley; Berkeley, University of California Campus, Campanile Way

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0023969
Lee Bonar #s.n. 28 September 1964
Microsphaera alni (DC.) G. Winter
United States, California, Alameda, Campanile Way, University of California campu, Berkeley