Taxonomische Synonyme: Acladium Link, Magazin der Gesellschaft Naturforschenden Freunde Berlin 3 (1): 11 (1809) [MB7019] Haplotrichum Link, Caroli a Linné Species Plantarum exhibentes Plantas Rite Cognitas ad Genera Relatas 6 (1): 52 (1824) [MB8445] Physospora Fr., Fl. scand.: 360 (1835) [MB9392] Sporocephalium Chevall., Flore Générale des Environs de Paris 1: 59 (1826) [MB10027]