Graphis scripta (L.) Ach.
K. Vetensk-Acad. Nya Handl. 30: 145 (1809).
Basionym: Lichen scriptus L., Sp. pl. 2: 1140 (1753).
Chemistry: Graphenone (Huneck & Yoshimura 1996: 138 for Graphis scripta var. serpentina (Ach.) G. Mey., as synonym of G. scripta fide Index Fungorum).