Lich. Rar. Exsicc. 158 (1911). Basionym: Cladonia didyma subsp. oceanica Vain., Acta Soc. Fauna Fl. Fenn. 4: 147 (1887). Type locality: USA, Hawaii, Kauai, 1851-1855, J. Rémy (PC - lectotype). Designated by Stenroos (1986).
Basionym: Cladonia didyma subsp. oceanica Vain., Acta Soc. Fauna Fl. Fenn. 4: 147 (1887).
Type locality: USA, Hawaii, Kauai, 1851-1855, J. Rémy (PC - lectotype). Designated by Stenroos (1986).