Basionym Name:Parmelia spumosa Asahina, J. Jap. Bot. 24: 259 (1951)
Homotypic synonyms:Hypotrachyna spumosa (Asahina) Krog & Swinscow, Lichenologist 19(4): 420 (1987)Parmelina spumosa (Asahina) Hale, Phytologia 28(5): 483 (1974)Parmelinopsis spumosa (Asahina) Elix & Hale, Mycotaxon 29: 243 (1987)