Basionym Name:Collema lividofuscum Flörke, in Schlechtendal, Fl. berol. (Berlin) 2: 97 (1824)
Homotypic synonyms:Collema cheileum var. lividofuscum (Flörke) Zahlbr., Cat. Lich. Univers. 3: 69 (1924)Collema crispum var. lividofuscum (Flörke) S.Y. Kondr., in Kondratyuk & Zelenko, Ukr. bot. Zh. 59(5): 598-607 (2002)Leptogium lividofuscum (Flörke) Flot., Linnaea 23: 167 (1850)Parmelia lividofusca (Flörke) Spreng., Syst. veg., Edn 16 4(1): 295 (1827)