F.V. Bucholtz [1-700]

Cornell University, Plant Pathology Herbarium
Catalog #: F.rossici-0597
s.n.
Erysiphe polygoni DC.
Russia

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP2515
L. Arefiew s.n. 30 July 1914
Erysiphe polygoni DC.
Russia, Livonia, Kemmern

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069692
L. Arefiew #s.n. 30 July 1914
Erysiphe polygoni DC.
Latvia, Livonia, Kemmern