Basionym Name:Graphis diffracta Turner ex Leight., Ann. Mag. nat. Hist., Ser. 2 13(no. 76): 276 (1854)
Homotypic synonyms:Graphis scripta var. diffracta (Turner ex Leight.) Mudd, in Malbranche, Bull. Soc. Amis Sci. Nat. Rouen 5: 273 (1870)Graphis scripta ? diffracta (Turner ex Leight.) Mudd, Man. Brit. Lich.: 240 (1861)