W. W. Calkins

Current Determination: Arthothelium spectabile A. Massal.
Family: Arthoniaceae
Det. by: Patricio P. Ponce de Leon, Jul 1964
Identification notes: I.D. confirmed by G.S. Wilhelm 12/1994
Coordinates: 42.135 -87.7581
Habitat/Microhabitat: On maples

Collector(s): W. W. Calkins
Collection Date: 30 November 1899
Catalog Subset: Lichens
EMu IRN: 106556
OccurenceID: ac842f7d-f708-474a-b200-ef0620752bb0

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