Basionym Name:Labyrintha implexa Malcolm, Elix & Owe-Larss., Lichenologist 27(4): 242 (1995)
Homotypic synonyms:Poeltidea implexa (Malcolm, Elix & Owe-Larss.) Hertel & Fryday, Lichenologist 46(3): 400 (2014)