A.L. de Jaczewski [1-350]
Wisconsin State Herbarium, Fungi
s.n.
Podosphaera myrtillina Kunze
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USDA United States National Fungus Collections
Tranzschel s.n. 29 July 1896
Podosphaera myrtillina Kunze
Latvia, Riga
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USDA United States National Fungus Collections
Tranzschel s.n. 29 July 1896
Podosphaera oxyacanthae (DC.) de Bary
USSR, Riga
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