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

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.00881
s.n.
Erysiphe cichoracearum DC.
United States, California

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP40846
J. P. Tracy s.n. 19 October 1930
Erysiphe cichoracearum DC.
United States, California, Humboldt, Alton

University of California Berkeley, University Herbarium
Catalog #: UC476055
J. P. Tracy #9224 19 October 1930
Erysiphe artemisiae Grev.
USA, California, Humboldt, Alton

Field Museum of Natural History
Catalog #: C0285285F
J.P. Tracy #9224 19 October 1930
Erysiphe cichoracearum DC.
USA, California, Humboldt, Alton;

University of Georgia, Julian H. Miller Mycological Herbarium
Catalog #: GAM00008565
Joseph P. Tracy s.n. 19 October 1930
Erysiphe cichoracearum DC.
USA, California, Humboldt, Alton;

Louisiana State University, Bernard Lowy Mycological Herbarium
Catalog #: LSU00155880
Joseph P. Tracy #9224 19 October 1930
Erysiphe cichoracearum DC.
United States, California, Humboldt, Alton.

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0014882
Joseph P. Tracy #9224 19 October 1930
Erysiphe cichoracearum DC.
United States, California, Humboldt, Alton

University of Florida Herbarium
Catalog #: FLAS-F-44499
Joseph P. Tracy #9224 19 October 1930
Erysiphe cichoracearum DC.
United States, California, Humboldt, Alton