Basionym Name:Thalloidima leptospermum Müll. Arg., Bull. Soc. R. Bot. Belg. 30(no. 1): 58 (1891)
Homotypic synonyms:Bacidia laciniosa Swinscow & Krog, Lichenologist 13(3): 242 (1981)Psorella leptosperma (Müll. Arg.) Zahlbr., Cat. Lich. Univers. 4: 402 (1926)