C. Roumeguere [1-7400]

Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-1537
s.n.
Erysiphe xanthii Castagne
France

USDA United States National Fungus Collections
Catalog #: BPI 1008201
s.n.
Erysiphe xanthii Castagne

University of Illinois Herbarium
Catalog #: ILL00102575
C. Roumeguère s.n.
Erysiphe xanthii Castagne
France, Environs de Toulouse,