Bull. Torrey Bot. Club 22, 6: 240 (1895). Basionym: Lichen muricatus Ach., Lich. Suec. Prodr. (Linköping): 214 (1799) [1798].
Basionym: Lichen muricatus Ach., Lich. Suec. Prodr. (Linköping): 214 (1799) [1798].