C. Roumeguere [1-7400]

USDA United States National Fungus Collections
Catalog #: BPI 1015051
s.n.
Erysiphe mali Duby

USDA United States National Fungus Collections
Catalog #: BPI 1010599
s.n.
Erysiphe mali Duby

University of Illinois Herbarium
Catalog #: ILL00218047
Th. Husnot. s.n. 00 July 1886
Erysiphe mali Duby
France, (Orne), Cahan, prs Athis,