F.V. Bucholtz [1-700]

Cornell University Plant Pathology Herbarium
Catalog #: F.rossici-0085
s.n.
Erysiphe polygoni DC.
Russia

USDA United States National Fungus Collections
Catalog #: BPI 947406
s.n.
Erysiphe polygoni DC.

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP2423
J. Mikutowicz s.n. 16 October 1915
Erysiphe polygoni DC.
Latvia, Atgasen, pr. Rigam, in horto

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069634
J. Mikutowicz #s.n. 16 October 1915
Erysiphe polygoni DC.
Latvia, Atgasen, pr. Rigam, in horto

USDA United States National Fungus Collections
Catalog #: BPI 562052
Mikutowicz J. s.n. 29 October 1915
Erysiphe communis (Wallr.) Schltdl.
USSR, Atgasen, near Riga