A.L. de Jaczewski [1-350]
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Wisconsin State Herbarium, Fungi
Catalog #: WIS-F-0075389
s.n.
Peronospora polygoni Halst.
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USDA United States National Fungus Collections
Catalog #: BPI 976185
s.n.
Peronospora polygoni Halst.
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USDA United States National Fungus Collections
Catalog #: BPI 789792
Tranzschel s.n. 01 July 1895
Peronospora polygoni Halst.
USSR, Beresaika, Novgorod Province
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