C. Roumeguere [1-7400]

Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-0884
s.n.
Erysiphe tortilis (Wallr.) Link
France

USDA United States National Fungus Collections
Catalog #: BPI 1007548
s.n.
Erysiphe tortilis (Wallr.) Link

University of Illinois Herbarium
Catalog #: ILL00101898
Feuilleabois s.n. 00 November 1879
Erysiphe tortilis (Wallr.) Link
France, La Varenne près de Paris,