Uredineen #2521
P. Sydow [1-2850, plus supplements]
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USDA United States National Fungus Collections
Catalog #: BPI 073878
Dearness J. s.n. 16 September 1911
Puccinia helianthi Schwein.
Canada, Ontario, London
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USDA United States National Fungus Collections
Catalog #: BPI 1032261
Dearness J. s.n. 16 September 1911
Puccinia helianthi Schwein.
Canada, Ontario, London
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Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0019332
J. Dearness s.n. 26 September 1911
Puccinia helianthi Schwein.
Canada, Ontario, Middlesex, London;
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