Basionym Name:Arthonia betulicola A. Massal., Atti Accad. Sci. Ven.-Trent.-Istr. 2: 372 (1856)
Homotypic synonyms:Arthonia astroidea f. betulicola (A. Massal.) Stizenb., Ber. Tät. St Gall. naturw. Ges.: 477 (1882)Arthonia radiata f. betulicola (A. Massal.) Redinger, Rabenh. Krypt.-Fl., Edn 2 (Leipzig) 9(2. Abt., 1. Teil,): 71, 74 (1937)