Basionym Name:Parmelia exillima Elix, Aust. J. Bot. 29(3): 357 (1981)
Homotypic synonyms:Xanthoparmelia exillima (Elix) Elix & J. Johnst., in Elix, Johnston & Armstrong, Bull. Br. Mus. nat. Hist., Bot. 15(3): 245 (1986)