G.L. Rabenhorst [1-2600]
Cornell University Plant Pathology Herbarium
Catalog #: F.europaei-0564
s.n.
Erysiphe martii Lév.
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USDA United States National Fungus Collections
Auerswald s.n. 00 September 0000
Erysiphe polygoni DC.
Germany, Ponickau, near Grossenhain (Saxony)
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