P. Sydow [1-2850, plus supplements]
USDA United States National Fungus Collections
s.n.
Peridermium decolorans Peck
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Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0013043
E.W.D. Holway s.n. 00 September 1906
Perdiermium declorans
Canada
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USDA United States National Fungus Collections
Holway E. W. D. s.n. 00 September 1906
Chrysomyxa ledicola Lagerh.
Canada, Alberta, Laggan
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