Homotypic Synonyms See Note

Basionym Name:
Lichen betulignus Ach., Lich. suec. prodr. (Linköping): 23 (1799)

Homotypic synonyms:
Graphis betuligna (Ach.) Ach., K. Vetensk-Acad. Nya Handl. 30(3): 147 (1809)
Graphis betuligna var. betuligna (Ach.) Ach., Lich. Univ.: 147 (1810)
Graphis scripta b betuligna (Ach.) Stein, in Cohn, Krypt.-Fl. Schlesien (Breslau) 2(2): 273 (1879)
Graphis scripta f. betuligna (Ach.) Nyl., Lich. Scand. (Helsinki): 252 (1861)
Opegrapha betuligna (Ach.) Ach., Methodus, Sectio prior (Stockholmiæ): 20 (1803)