Determiner: updated by T.L. Esslinger (A Cumulative Checklist for the Lichen-forming, Lichenicolous and Allied Fungi of the Continental United States and Canada) 13 December 2012 (2012)
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Collector:
John W. Thomson 2960
Date: 1947-07-28
Verbatim Date: 1947-7-28
Locality:
United States, Michigan, Keweenaw, Keweenaw Point, West end of Hebard Park, along Lake Superior Shore