Basionym Name:Parmelia exoriens Stirt., Trans. Proc. N.Z. Inst. 32: 76 (1900)
Homotypic synonyms:Phaeospora exoriens (Stirt.) A.L. Sm., Monogr. Brit. Lich., Edn 2 2: [1] (1926)Pyreniococcus exoriens (Stirt.) Wheldon & A. Wilson, J. Bot., Lond. 53(Suppl.): 69 (1915)