Basionym Name:Arthothelium leucocarpum Müll. Arg., Proc. R. Soc. Edinb. 11: 468 (1882)
Homotypic synonyms:Arthonia leucocarpa (Müll. Arg.) Willey, Syn. Gen. Arthonia: 21 (1890)Helminthocarpon leucocarpum (Müll. Arg.) Müll. Arg., Bot. Jb. 20: 289 (1895)