Anonymous, Calif. FungiHerbarium of the University of California. [1- ? 1425]
Cornell University Plant Pathology Herbarium
Catalog #: CaliforniaF.00888
s.n.
Erysiphe polygoni DC.
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Field Museum of Natural History
Catalog #: C0285453F
d31c8f7e-ad31-4e9f-bdeb-87a1720dc413
J. P. Tracy #8886 26 July 1930
Erysiphe polygoni DC. DC.
U.S.A., California, Humboldt, Eureka
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Wisconsin State Herbarium, Fungi
J.P. Tracy #8886 26 July 1930
Erysiphe polygoni DC.
United States, California, Humboldt, Eureka;
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USDA United States National Fungus Collections
J.P. Tracy #8886 26 July 1930
Erysiphe polygoni DC.
United States, California, Humboldt, Eureka
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Louisiana State University, Bernard Lowy Mycological Herbarium
Joseph P. Tracy #8886 26 July 1930
Erysiphe polygoni DC.
United States, California, Humboldt, Eureka.
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