Basionym Name:Polychidium contortum Henssen, Symb. bot. upsal. 18(no. 1): 108 (1963)
Homotypic synonyms:Leptogidium contortum (Henssen) T. Sprib. & Muggia, in Muggia, Nelson, Wheeler, Yakovchenko, Tønsberg & Spribille, Am. J. Bot. 98(10): 1654 (2011)