C. Roumeguere [1-7400]
Cornell University Plant Pathology Herbarium
Catalog #: Roum.,F.Gallici-3089
s.n.
Oidium chartarum Link
France
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USDA United States National Fungus Collections
s.n.
Oidium chartarum Link
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USDA United States National Fungus Collections
s.n.
Oidium chartarum Link
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University of Illinois Herbarium
Abb Letendre s.n.
Oidium chartarum Link
France, (Seine-Infrieure), Le Grand Quevilly,
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