Basionym Name:Aspicilia contorta subsp. hoffmanniana S. Ekman & Fröberg ex R. Sant., Lichens and Lichenicolous Fungi of Sweden and Norway (Lund): 23 (1993)
Homotypic synonyms:Aspicilia hoffmanniana (S. Ekman & Fröberg ex R. Sant.) Cl. Roux & M. Bertrand, in Roux, Bertrand & Nordin, Bull. Soc. linn. Provence 67: 179 (2016)Circinaria contorta subsp. hoffmanniana (S. Ekman & Fröberg ex R. Sant.) Zhdanov, Nov. sist. Niz. Rast. 47: 207 (2013)Circinaria hoffmanniana (S. Ekman & Fröberg ex R. Sant.) A. Nordin, in Roux, Bertrand & Nordin, Bull. Soc. linn. Provence 67: 179 (2016)