Basionym Name:Lecidea arctica Sommerf., Suppl. Fl. lapp. (Oslo): 156 (1826)
Homotypic synonyms:Helocarpon arcticum (Sommerf.) M. Choisy, Bull. mens. Soc. linn. Soc. Bot. Lyon 19(1): 12 (1950)Lecidella arctica (Sommerf.) Körb., Syst. lich. germ. (Breslau): 243 (1855)Lecidella arctica var. arctica (Sommerf.) Körb., Syst. lich. germ. (Breslau): 243 (1855)