Petrak, Crypt. Exs.F. Petrak [3201- 4700]
USDA United States National Fungus Collections
s.n.
Erysiphe martii Lév.
Hungary
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USDA United States National Fungus Collections
s.n.
Erysiphe martii Lév.
Hungary
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Field Museum of Natural History
Catalog #: C0285640F
56d56e9e-95de-4390-9219-3fc0f3482cf3
J. F. N. Bornmüller #s.n. 00 September 1918
Erysiphe martii Lév. Lév.
Germany, Thuringia, Weimar, Kleiner Ettersberg, near Weimar
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