C. Roumeguere [1-7400]
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Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-0760
s.n.
Oidium leucoconium Desm.
France
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University of Illinois Herbarium
Catalog #: ILL00101771
s.n.
Oidium leucoconium forma rosae-caninae
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USDA United States National Fungus Collections
Catalog #: BPI 1007425
s.n.
Oidium leucoconium Desm.
France
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