P. Sydow and W. Zopf [1-4900]
Iowa State University, Ada Hayden Herbarium
s.n. 00 July 1885
Helotium cyathoideum (Bull.) P. Karst.
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USDA United States National Fungus Collections
P. Sydow #s. n. 00 July 1885
Helotium cyathoideum (Bull.) P. Karst.
Germany, Thiergarten, Berlin
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