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

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.00264
s.n.
Erysiphe polygoni DC.
United States, California

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00052584
H. E. and S. T. Parks s.n. 01 October 1930
Erysiphe polygoni DC.
United States, California, Santa Clara, Vicinity of Milpitas

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0015697
H.E. Parks #s.n. 01 October 1930
Erysiphe polygoni DC.
United States, California, Santa Clara, vicinity of Milpitas

Field Museum of Natural History
Catalog #: C0285475F
H.E. Parks #s.n. 01 October 1930
Erysiphe polygoni DC.
USA, California, Santa Clara, Milpitas; vic. of Milpitas

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP2511
H.E. Parks; S.T. Parks s.n. 01 October 1930
Erysiphe polygoni DC.
United States, California, Santa Clara, vicinity of Milpitas

University of Georgia, Julian H. Miller Mycological Herbarium
Catalog #: GAM00008640
Harold E. Parks s.n. 01 October 1930
Erysiphe polygoni DC.
USA, California, Santa Clara, Vicinity of Milpitas

Michigan State University Herbarium
Catalog #: MSC0212910
S. T. and H. E. Parks s.n. 01 October 1930
Erysiphe polygoni DC.
United States, California, Santa Clara, Vicinity of Milpitas