Ceramianthemum dentatum (J.Agardh) Kuntze, 1891 species synonym

Hydropuntia millardetii (Montagne) Gurgel, J.N.Norris & Fredericq, 2018 species accepted

Crassa crassissima (P.Crouan & H.Crouan) Gurgel, J.N.Norris & Fredericq, 2018 species synonym

Crassiphycus crassissimus (P.Crouan & H.Crouan) Gurgel, J.N.Norris & Fredericq, 2018 species homotypic synonym

Fucus lichenastrum subsp. edulis (Gmelin) Poiret subspecies synonym

Sphaerococcus lichenoides subsp. tenuis C.Agardh subspecies synonym

Fucus lichenoides subsp. edulis (Gmelin) Turner subspecies synonym

Rhodymenia millardetii Mont., 1862 species synonym

Hydropuntia edulis (S.G.Gmelin) Gurgel & Fredericq, 2004 species accepted

Hydropuntia fastigiata (Chang & B.M.Xia) M.J.Wynne, 1989 species synonym

Fucus lichenastrum Poiret, 1817 species synonym

Ceramianthemum lichenoides Kuntze, 1891 species synonym

Gigartina lichenoides J.V.Lamour., 1813 species synonym

Fucus coralloides Poiret, 1808 species synonym

Fucus lichenastrum var. edulis (Gmelin) Poiret, 1817 variety synonym

Polycavernosa fastigiata C.F.Chang & B.M.Xia, 1963 species synonym

Fucus lichenoides var. edulis (Gmelin) Turner, 1808 variety synonym

Hydropuntia rangiferina (Kütz.) Gurgel & Fredericq species accepted

Hydropuntia dentata (J.Agardh) M.J.Wynne, 1989 species synonym

Hydropuntia henriquesiana (Har.) M.J.Wynne, 1989 species synonym

Polycavernosa henriquesiana (Har.) Chang & Xia, 1968 species synonym

Polycavernosa dentata (J.Agardh) Lawson & John, 1987 species synonym

Hydropuntia crassissima (P.L.Crouan & H.M.Crouan) M.J.Wynne species synonym

Polycavernosa crassissima (P.L.Crouan & H.M.Crouan) Fredericq & J.N.Norris, 1985 species synonym

Plocaria crassissima P.L.Crouan & H.M.Crouan, 1865 species homotypic synonym

Gracilaria lichenoides f. lemania form synonym

Gracilaria spinescens (Kütz.) J.Agardh, 1876 species synonym

Fucus lichenoides Turner, 1808 species synonym

Plocaria lichenoides (J.V.Lamour.) J.Agardh, 1847 species synonym

Gracilaria horizantalis F.S.Collins & Hervey, 1917 species synonym

Fucus edulis S.G.Gmelin, 1768 species synonym

Gracilaria lichenoides Grev., 1830 species synonym

Sphaerococcus lemania Kütz., 1868 species synonym

Sphaerococcus lichenoides C.Agardh species synonym

Gracilaria edulis (S.G.Gmel.) P.C.Silva species synonym

Gracilaria henriquesiana Har., 1908 species synonym

Sphaerococcus rangiferinus Kütz. species synonym

Gracilaria rangiferina (Kütz.) Picc., 1886 species synonym

Gracilaria crassissima (P.L.Crouan & H.M.Crouan) P.L.Crouan & H.M.Crouan species doubtful

Gracilaria millardetii (Mont.) J.Agardh, 1856 species synonym

Sphaerococcus vieillardii Kütz., 1863 species synonym

Sphaerococcus setaceus Kütz., 1868 species synonym

Sphaerococcus spinescens Kütz., 1868 species synonym

Gracilaria rangifera (Kutz.) Picc. species synonym

Sphaerococcus lichenoides var. tenuis C.Agardh, 1822 variety synonym