Basionym Name:Parmelia oleosa Elix & P.M. Armstr., Aust. J. Bot. 31(5): 478 (1983)
Homotypic synonyms:Xanthoparmelia oleosa (Elix & P.M. Armstr.) Elix & T.H. Nash, in Nash & Elix, Mycotaxon 26: 455 (1986)