C. Roumeguere [1-7400]

Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-1378
s.n.
Erysiphe communis (Wallr.) Schltdl.
France

USDA United States National Fungus Collections
Catalog #: BPI 1008042
s.n.
Erysiphe communis f. knautiae Jacz.

University of Illinois Herbarium
Catalog #: ILL00102410
Letendre s.n. 00 August 1880
Erysiphe communis f. knautiae Jacz.
France, (Siene Inférieur),, Forêt de Lessart,