C. Roumeguere [1-7400]
USDA United States National Fungus Collections
s.n.
Erysiphe mali Duby
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USDA United States National Fungus Collections
s.n.
Erysiphe mali Duby
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University of Illinois Herbarium
Th. Husnot. s.n. 00 July 1886
Erysiphe mali Duby
France, (Orne), Cahan, prs Athis,
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