P. Sydow [1-2850, plus supplements]
USDA United States National Fungus Collections
s.n.
Hyalopsora aspidiotus (Peck) Magnus
Canada, British Columbia, Glacier
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USDA United States National Fungus Collections
Holway E. W. D. s.n. 02 September 1902
Hyalopsora polypodii-dryopteridis (DC.) Sacc.
Canada, British Columbia, Glacier
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USDA United States National Fungus Collections
Holway E. W. D. s.n. 02 September 1902
Hyalopsora polypodii-dryopteridis (DC.) Sacc.
Canada, British Columbia, Glacier
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