C. Roumeguere [1-7400]
Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-0884
s.n.
Erysiphe tortilis (Wallr.) Link
France
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USDA United States National Fungus Collections
s.n.
Erysiphe tortilis (Wallr.) Link
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University of Illinois Herbarium
Feuilleabois s.n. 00 November 1879
Erysiphe tortilis (Wallr.) Link
France, La Varenne près de Paris,
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