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

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.00267
s.n.
Erysiphe polygoni DC.

University of California Berkeley, University Herbarium
Catalog #: UC439476
H. E. Parks s.n. 10 August 1924
Erysiphe polygoni DC.
USA, California, Humboldt, Wilder Ranch, Carlotta

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00052579
H. E. Parks and J. P. Tracy s.n. 10 August 1924
Erysiphe polygoni DC.
United States, California, Humboldt, Carlotta; Wilder Ranch

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0015695
H.E. Parks #s.n. 10 August 1924
Erysiphe polygoni DC.
United States, California, Humboldt, Carlotta; Wilder Ranch

Field Museum of Natural History
Catalog #: C0285469F
H.E. Parks #s.n. 10 August 1924
Erysiphe polygoni DC.
USA, California, Humboldt, Carlotta; Carlotta, Wilder Ranch

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP2509
H.E. Parks; J.P. Tracy s.n. 10 August 1924
Erysiphe polygoni DC.
United States, California, Humboldt, Wilder Ranch, Carlotta

University of Georgia, Julian H. Miller Mycological Herbarium
Catalog #: GAM00008646
Harold E. Parks s.n. 10 August 1924
Erysiphe polygoni DC.
USA, California, Humboldt, Carlotta; Wilder Ranch

Michigan State University Herbarium
Catalog #: MSC0212913
J. P. Tracy; H. E. Parks s.n. 10 August 1924
Erysiphe polygoni DC.
United States, California, Humboldt, Carlotta; Wilder Ranch