P. Sydow and W. Zopf [1-4900]
Iowa State University, Ada Hayden Herbarium
s.n.
Helotium epiphyllum var. candidum
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USDA United States National Fungus Collections
P. Sydow #s. n. 00 October 1884
Helotium epiphyllum f. pallidum P. Karst.
Germany, Zehlendorf, Berlin
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