G.L. Rabenhorst [1-2600]

Cornell University Plant Pathology Herbarium
Catalog #: F.europaei-0564
s.n.
Erysiphe martii Lév.

USDA United States National Fungus Collections
Catalog #: BPI 565619
Auerswald s.n. 00 September 0000
Erysiphe polygoni DC.
Germany, Ponickau, near Grossenhain (Saxony)