D. Saccardo [1 - 1750 [+19]]
USDA United States National Fungus Collections
s.n.
Erysiphe martii Lév.
Italy
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USDA United States National Fungus Collections
s.n.
Erysiphe martii Lév.
Italy
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USDA United States National Fungus Collections
s.n. 00 October 1897
Erysiphe polygoni DC.
Italy, Vittorio (Treviso)
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