G.L. Rabenhorst [1-2600]
Cornell University Plant Pathology Herbarium
Catalog #: F.europaei-2027
s.n.
Erysiphe communis (Wallr.) Schltdl.
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USDA United States National Fungus Collections
Oudemans C. A. J. A. s.n. 00 August 1875
Erysiphe communis (Wallr.) Schltdl.
Netherlands, Lochem
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