C. Roumeguere [1-7400]

USDA United States National Fungus Collections
Catalog #: BPI 1014860
s.n.
Erysiphe communis (Wallr.) Schltdl.

USDA United States National Fungus Collections
Catalog #: BPI 1010400
s.n.
Erysiphe communis (Wallr.) Schltdl.

University of Illinois Herbarium
Catalog #: ILL00216842
AbbŽ Letendre s.n. 00 September 1885
Erusiphe communis forma trifolii
France, (Seine-InfŽrieure), Champs cultivŽs ˆ Saint-Jouin-sur-Mer,