Basionym Name:Parmelia mutabilis Taylor, in Hooker, London J. Bot. 6: 171 (1847)
Homotypic synonyms:Omphalodium mutabile (Taylor) Minks, Mém. Herb. Boissier 21: 86 (1900)Xanthoparmelia mutabilis (Taylor) Hale, Smithson. Contr. bot. 74: 152 (1990)