C. Roumeguere [1-7400]

USDA United States National Fungus Collections
Catalog #: BPI 1010083
s.n.
Erysiphe communis (Wallr.) Schltdl.

University of Illinois Herbarium
Catalog #: ILL00216516
Gallet et Feuilleaubois 692 s.n. 00 July 1884
Erysiphe communis f. coluteae
France, (Eure-et-Loire), Dreux,