G. Briosi and F. Cavara [1-475]
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USDA United States National Fungus Collections
Catalog #: BPI 564213
s.n.
Erysiphe polygoni DC.
Italy, Pavia Botanic Garden
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USDA United States National Fungus Collections
Catalog #: BPI 947009
s.n.
Erysiphe umbelliferarum (Lév.) de Bary
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