C. Roumeguere [1-7400]
Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-2558
s.n.
Erysiphe horridula (Wallr.) Rabenh.
France
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USDA United States National Fungus Collections
s.n.
Erysiphe horridula (Wallr.) Rabenh.
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University of Illinois Herbarium
Feuilleaubois 53 s.n. 00 September 1852
Erysiphe horridula (Wallr.) Rabenh.
France, (Seine), Varenne Saint-Hilaire,
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