C. Roumeguere [1-7400]

Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-0881
s.n.
Oidium crataegi Grognot
France

University of Illinois Herbarium
Catalog #: ILL00101895
s.n. 00 June 1880
Oidium crataegi Grognot
France, (Pyrenées Orientales), Perpignan,

USDA United States National Fungus Collections
Catalog #: BPI 1007545
s.n.
Oidium crataegi Grognot