D. Saccardo [1 - 1750 [+19]]
USDA United States National Fungus Collections
s.n.
Erysiphe communis (Wallr.) Schltdl.
Italy
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USDA United States National Fungus Collections
Trotter A. s.n. 00 September 1906
Erysiphe polygoni DC.
Italy, Vittorio (Treviso)
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