Basionym Name:Opegrapha lithyrga Ach., Lich. Univ.: 247 (1810)
Homotypic synonyms:Graphis lithyrga (Ach.) Wallr., Fl. crypt. Germ. (Norimbergae) 1: 328 (1831)Opegrapha atra f. lithyrga (Ach.) Nyl., Mém. Soc. Sci. nat. Cherbourg 2: 315 (1854)Opegrapha atra var. lithyrga (Ach.) Schaer., Lich. helv. spicil. 7: 325 (1836)Opegrapha lithyrga var. grisea Körb., Syst. lich. germ. (Breslau): 281 (1855)Opegrapha vulgata f. lithyrga (Ach.) Stizenb., Flora, Regensburg 48(5): 71 (1865)Opegrapha vulgata var. lithyrga (Ach.) Nyl., Mém. Soc. Imp. Sci. Nat. Cherbourg 6: 303 (1859)