Determiner: updated with Esslinger, T.L., 2012. N.A. Lichen Checklist (v18) 13 December 2012. (2012)
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Collector:
Irwin M. Brodo 5562
Date: 1965-05-09
Locality:
United States, Pennsylvania, Clarion, Cook Forest State Park. Near Cooksburg (Forest County). Along trail at river bank just off Route 966 bridge over Clarion River.