in Lendemer & Yahr, Mycotaxon 90, 2: 320 (2004).
Basionym: Endocarpon arboreum Schwein. ex E. Michener, in Darlington, Fl. Cestrica, Edn 3: 320 (1853).
Type locality coordinates: Data lacking.
Molecular barcode: Data lacking.
Thallus: Data lacking. Description in Thomson 1987 and Brodo et al. 2001 under Catapyrenium tuckermanii and Placidium tuckermanii