Basionym Name:Parmelia thallina Ach., Methodus, Sectio post. (Stockholmiæ): 172, tab. IV, fig. 3 (1803)
Homotypic synonyms:Lecanora thallina (Ach.) Ach., Lich. Univ.: 398 (1810)Lichen peltatus * thallina (Ach.) Lam., Encycl. Méth. Bot., Suppl. (Paris) 3(2): 396 (1813)