De Cladon.: 99 (1828). Basionym: Cenomyce floerkeana Fr., Sched. Crit. Lich. Suec. 1-4: 18 (1825). Type locality: Sweden, E. M. Fries in Fries, Lich. Exs. Suec. 82 (UPS - lectotype; B, FH-Tuck isolectotypes). Designated by Ahti (1993: 77).
Basionym: Cenomyce floerkeana Fr., Sched. Crit. Lich. Suec. 1-4: 18 (1825).
Type locality: Sweden, E. M. Fries in Fries, Lich. Exs. Suec. 82 (UPS - lectotype; B, FH-Tuck isolectotypes). Designated by Ahti (1993: 77).