Basionym Name:Lecidea breviuscula var. phaeobyssina Vain., Ann. Acad. Sci. fenn., Ser. A 6(no. 7): 127 (1915)
Homotypic synonyms:Phyllopsora breviuscula var. phaeobyssina (Vain.) Zahlbr., Cat. Lich. Univers. 4: 396 (1926)Phyllopsora corallina var. phaeobyssina (Vain.) Brako, Mycotaxon 35(1): 14 (1989)Phyllopsora phaeobyssina (Vain.) Timdal, Biblthca Lichenol. 106: 342 (2011)