G. Briosi and F. Cavara [1-475]
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USDA United States National Fungus Collections
Catalog #: BPI 603507
s.n.
Podosphaera oxyacanthae var. tridactyla (Wallr.) E.S. Salmon
Italy, Pavia
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USDA United States National Fungus Collections
Catalog #: BPI 946942
s.n.
Podosphaera tridactyla (Wallr.) de Bary
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