F.V. Bucholtz [1-700]

Cornell University Plant Pathology Herbarium
Catalog #: F.rossici-0633
s.n.
Erysiphe polygoni DC.
Russia

USDA United States National Fungus Collections
Catalog #: BPI 947555
s.n.
Erysiphe polygoni DC.

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP2421
W. Bondartsev s.n. 20 August 1916
Erysiphe polygoni DC.
Russia, Prov. Orel, distr. Elez, pr. Kasaki

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0068470
W. Bondarzew #s.n.
Erysiphe polygoni DC.
Russian Federation, Prov. Orel, distr. Elez, pr. Kasaki