C. Roumeguere [1-7400]
Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-0766
s.n.
Erysiphe graminis DC.
France
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USDA United States National Fungus Collections
s.n.
Erysiphe graminis DC.
France
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University of Illinois Herbarium
Léveillé ad amic. Dr. Mougeot s.n.
Erysiphe graminis DC.
France, Environs de Paris,
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