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Macoun: Canad. Lich.
John Macoun [1-?515]
IndExs #733963072
University of Nebraska State Museum, C.E. Bessey Herbarium - Lichens
Catalog #: NEB00035469
John Macoun #462 30 April 1897
Pyrenula punctiformis (Schrank) Trevis.
Canada, Ottawa;