Basionym Name:Psora polydactyla Müll. Arg., Flora, Regensburg 70: 320 (1887)
Homotypic synonyms:Lecidea polydactyla (Müll. Arg.) Malme, Ark. Bot. 28A(no. 7): 45 (1936)Phyllopsora polydactyla (Müll. Arg.) Zahlbr., Cat. Lich. Univers. 4: 400 (1926)