Mesoptychia heterocolpos var. arctica (S.W.Arnell) L.Söderstr. et Váňa,

Phytotaxa 65: 53, 2012 (see Váňa et al. 2012e). BASIONYM: Leiocolea arctica S.W.Arnell, Svensk Bot. Tidskr. 44 (2): 374, 1950 (see Arnell 1950).

NOTE: This variety also creates the autonym.