J.E. Kabat and F. Bubak [1-900]
Wisconsin State Herbarium, Fungi
Tycho Vestergren #s.n. 00 July 1898
Melanconium betulinum J.C. Schmidt & Kunze
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USDA United States National Fungus Collections
Vestergren T. s.n. 00 July 1898
Melanconium betulinum J.C. Schmidt & Kunze
Sweden, Gotland
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USDA United States National Fungus Collections
Vestergren T. s.n. 00 July 1898
Melanconium betulinum J.C. Schmidt & Kunze
Sweden, Gotland
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