Basionym Name:Cladonia sylvatica var. laevigata Vain., in Hariot, J. Bot., Paris 1: 284 (1887)
Homotypic synonyms:Cladina laevigata (Vain.) C.W. Dodge, Lich. Fl. Antarct. Cont. adjac. Isls (Canaan, N. Hamp.): 97 (1974)Cladonia laevigata (Vain.) Gyeln., Lichenotheca Parva (Budapest) 9: no. 148 (1937)Cladonia mitis f. laevigata (Vain.) Abbayes, Bull. Soc. sci. Bretagne 16: 122 (1939)