Callithamnion rothii var. purpureum (Lightf.) Harvey, 1849 variety synonym

Rhodochorton purpureum (Lightfoot) Rosenvinge species accepted

Rhodochorton parasiticum Batters species synonym

Rhodochorton rothii (Turton) Nägeli species synonym

Rhodochorton purpureum f. intermedium (Kjellman) Lund, 1959 form synonym

Audouinella islandica (Rosenvinge) G.R.South & Tittley species synonym

Conferva purpurea (Lightf.) Dillwyn, 1802 species synonym

Callithamnion rothi (Turton) Lyngbye species synonym

Rhodochorton bisporiferum Baardseth species synonym

Byssus rubra Hudson, 1778 species synonym

Rhodochorton tenue species accepted

Rhodochorton purpureum f. rothi (Turton) Lund, 1959 form synonym

Rhodochorton intermedium (Kjellman) Kjellman species synonym

Audouinella purpurea (Lightfoot) Woelkerling species synonym

Callithamnion purpureum (Lightf.) Harvey, 1841 species synonym

Rhodochorton islandicum Rosenvinge species synonym

Conferva violacea Roth, 1797 species synonym

Rhodochorton velutinum (Hauck) G.Hamel, 1927 species accepted

Chantransia velutina Hauck, 1875 species synonym

Audouinella velutina (Hauck) South & Tittley species synonym

Rhodochorton corynosporoides (P.L.Crouan & H.M.Crouan) G.Hamel, 1927 species accepted

Callithamnion corynosporoides P.L.Crouan & H.H.Crouan, 1870 species synonym

Rhodochorton rothii var. typicum Kjellmann, 1883 variety synonym

Rhodochorton rothii f. kjellmanii Hamel, 1927 form synonym

Thamnidium intermedium Kjellman species synonym

Trentepohlia purpurea (Lightfoot) C.Agardh species synonym

Ceramium rothi (Turton) Berkeley, 1833 species synonym

Thamnidium rothii (Turton) Thuret species synonym

Rhodochorton kylinia species accepted

Conferva rothii Turton, 1806 species synonym

Rhodochorton rothii f. typicum Kjellman, 1883 form synonym

Trentepohlia rothii (Turton) Harvey, 1836 species synonym

Byssus purpurea Lightfoot species synonym