Rhodomelaceae is estimated to be the largest red algae family, with about 125 genera and over 700 species.

Included taxa

Rhodomelaceae includes the following tribes and genera: • Alsidieae (15) • * Alsidium - 8 spp. • * Digenea C.Agardh, 1822 - 7 spp. • Amansieae Schmitz, 1889 (62) • * Adamsiella L.E.Phillips & W.A.Nelson, 2002 - 4 spp. • * Amansia J.V.Lamouroux, 1809 - 17 spp. • * Aneurianna L.E.Phillips, 2006 - 4 spp. • * Enantiocladia Falkenberg, 1897 - 3 spp. • * Epiglossum Kützing, 1849 - 2 spp. • * Halopithys Kützing, 1843 - 3 spp. • * Kentrophora S.M.Wilson & Kraft, 2001 - 2 spp. • * Kuetzingia Sonder, 1845 - 2 spp. • * Lenormandia Sonder, 1845 - 6 spp. • * Nanopera S.M.Wilson & G.T.Kraft, 2000 - 1 sp. • * Neurymenia J.Agardh, 1863 - 2 spp. • * Osmundaria J.V.Lamouroux, 1813 - 24 spp. • * Protokuetzingia Falkenberg, 1897 - 1 sp. • * Rytiphlaea C.Agardh, 1817 - 5 spp. • * Vidalia J.V.Lamouroux ex J.Agardh, 1863 - 3 spp. • Bostrychieae (43) • * Bostrychia Montagne, 1842 - 43 spp. • Chondrieae (95) • * Acanthophora J.V.Lamouroux, 1813 - 7 spp. • * Benzaitenia Yendo, 1913 - 1 sp. • * Chondria C.Agardh, 1817 - 79 spp. • * Coeloclonium J.Agardh, 1876 - 4 spp. • * Husseya J.Agardh, 1901 - 1 spp. • * Neochondria S.Sutti, M.Tani, Y.Yamagishi, T.Abe & K.Kogame, 2018 - 2 spp. • * Ululania K.E.Apt & K.E.Schlech, 1998 - 1 spp. • Dipterosiphonieae - (6) • * Dipterosiphonia F.Schmitz & Falkenberg, 1897 - 6 spp. • Herposiphonieae Schmitz & Falkenberg, 1897 (71) • * Ditria Hollenberg, 1967 - 3 spp. • * Gredgaria Womersley, 2003 - 1 spp. • * Herpopteros Falkenberg, 1897 - 1 spp. • * Herposiphonia Nägeli, 1846 - 60 spp. • * Herposiphoniella Womersley, 2003 - 1 spp. • * Tiparraria Womersley, 2003 - 1 spp. • * Wilsonosiphonia D.Bustamante, Won & T.O.Cho, 2017 - 4 spp. • Heterocladieae (3) • * Heterocladia Decaisne, 1841 - 3 spp. • Laurencieae (225) • * Chondrophycus (J.Tokida & Y.Saito) Garbary & J.T.Harper, 1998 - 15 spp. • * Corynecladia J.Agardh, 1876 - 3 spp. • * Janczewskia Solms-Laubach, 1877 - 8 spp. • * Laurencia J.V.Lamouroux, 1813 - 136 spp. • * Laurenciella V.Cassano, Gil-Rodrüguez, Sentües, Düaz-Larrea, M.C.Oliveira & M.T.Fujii, 2012 - 8 spp. • * Ohelopapa F.Rousseau, Martin-Lescanne, Payri & L.Le Gall, 2017 - 1 sp. • * Osmundea Stackhouse, 1809 - 24 spp. • * Palisada K.W.Nam, 2007 - 26 spp. • * Rodriguezella F.Schmitz, 1895 - 7 spp. • * Yuzurua (Nam) Martin-Lescanne, 2010 - 2 spp. • Lophothalieae Schmitz & Falkenberg, 1897 (19) • * Haplodasya Falkenberg, 1897 - 2 spp. • * Lophocladia F.Schmitz, 1893 - 8 spp. • * Lophothalia Kützing, 1849 - 2 spp. • * Spirophycus A.J.K.Millar, 2000 - 1 sp. • * Veleroa E.Y.Dawson, 1944 - 6 spp. • Neotenophyceae (1) • * Neotenophycus Kraft & I.A.Abbott, 2002 - 1 sp. • Polysiphonieae Schmitz, 1889 (227) • * Alleynea Womersley, 2003 - 1 sp. • * Boergeseniella Kylin, 1956 - 1 sp. • * Bryocladia F.Schmitz, 1897 - 5 spp. • * Carradoriella P.C.Silva, 1996 - 5 sp. • * Chiracanthia Falkenberg, 1897 - 1 sp. • * Echinothamnion Kylin, 1956 - 4 spp. • * Epizonaria Díaz-Tapia & Maggs, 2017 - 1 sp. • * Eutrichosiphonia Savoie & G.W.Saunders, 2018 - 4 spp. • * Falkenbergiella Kylin, 1938 - 1 sp. • * Kapraunia Savoie & G.W.Saunders, 2018 - 4 spp. • * Lophurella F.Schmitz, 1897 - 11 spp. • * Perrinia Womersley, 2003 - 1 sp. • * Pityophykos Papenfuss, 1958 - 1 sp. • * Polysiphonia Greville, 1823 - 186 spp. • * Symphyocolax M.S.Kim, 2010 - 1 sp. • Polyzonieae (13) • * Cliftonaea (Harvey) Harvey, 1863 - 1 sp. • * Dasyclonium J.Agardh, 1894 - 10 spp. • * Echinosporangium Kylin, 1956 - 1 sp. • * Polyzonia Suhr, 1834 - 1 sp. • Pterosiphonieae (60) • * Aphanocladia Falkenberg, 1897 - 6 spp. • * Dictyomenia Greville, 1830 - 6 spp. • * Heterostroma Kraft & M.J.Wynne, 1992 - 1 sp. • * Jeannerettia Hooker f. & Harvey, 1847 - 1 sp. • * Aphanocladia Falkenberg, 1897 - 6 spp. • * Pentocladia Huisman, 2018 - 1 sp. • * Periphykon Weber-van Bosse, 1929 - 2 spp. • * Pollexfenia Harvey, 1929 - 5 spp. • * Pterosiphonia Falkenberg, 1897 - 1 sp. • * Savoiea M.J.Wynne, 2018 - 4 spp. • * Symphyocladia Falkenberg, 1897 - 8 spp. • * Symphyocladiella D.E.Bustamante, B.Y.Won & T.O.Cho, 2019 - 8 spp. • * Womersleyella Hollenberg, 1967 - 4 spp. • * Xiphosiphonia Savoie & G.W.Saunders, 2016 - 3 spp. • Sonderelleae (2) • * Lembergia Saenger, 1971 - 1 sp. • * Sonderella F.Schmitz, 1897 - 1 sp. Incertae sedis: • Abbottella Hollenberg, 1967 • Acrocystis Zanardini, 1872 • Aiolocolax M.A.Pocock, 1956 • Amplisiphonia Hollenberg, 1939 • Antarctocolax Skottsberg, 1953 • Ardissonula J.De Toni, 1936 • Beringiella M.J.Wynne, 1980 • Bostrychiocolax Zuccarello & J.A.West, 1994 • Bryothamnion Kützing, 1843 • Carpocaulon Kützing, 1843 (nomen dubium) • Chamaethamnion Falkenberg, 1897 • Choreocolax Reinsch, 1875 • Cladhymenia Harvey, 1845 • Cladurus Falkenberg, 1897 • Colacopsis De Toni, 1903 • Ctenosiphonia Falkenberg, 1897 • Dawsoniella Hollenberg, 1967 • Dawsoniocolax A.B.Joly & Yamaguishi-Tomita, 1970 • Digeneopsis Simons, 1970 • Dipterocolax J.Morrill, 1977 • Dolichoscelis J.Agardh, 1897 • Doxodasya (F.Schmitz) Falkenberg, 1901 • Echinophycus Huisman, 2001 • Endosiphonia Zanardini, 1878 • Enelittosiphonia Segi, 1949 • Erythrocystis J.Agardh, 1876 • Erythrostachys J.Agardh ex Jean White, 1912 • Exophyllum Weber-van Bosse, 1911 • Fernandosiphonia Levring, 1941 • Gonatogenia J.Agardh, 1896 • Harveyella F.Schmitz & Reinke, 1889 • Hawaiia Hollenberg, 1967 • Heterodasya Joly & Oliveira, 1966 • Holotrichia F.Schmitz, 1897 • Hutchinsia C.Agardh, 1817 (nomen dubium) • Jantinella Kylin, 1941 • Kintarosiphonia S.Uwai & M.Masuda, 1999 • Laurenciocolax A.D.Zinova & L.P.Perestenko, 1964 • Leachiella Kugrens, 1982 • Leptosiphonia Kylin, 1956 • Leveillea Decaisne, 1839 • Levringiella Kylin, 1956 • Lophura Kützing, 1843 (nomen dubium) • Melanothamnus Bornet & Falkenberg, 1901 • Meridiocolax J.Morrill, 1976 • Metamorphe Falkenberg, 1897 • Microcolax F.Schmitz, 1897 • Micropeuce J.Agardh, 1899 • Murayella F.Schmitz, 1893 • Murrayella F.Schmitz, 1893 • Neorhodomela Masuda, 1982 • Odonthalia Lyngbye, 1819 • Oligocladella P.C.Silva, 1996 • Onychocolax M.A.Pocock, 1956 • Ophidocladus Falkenberg, 1897 • Pachychaeta Kützing, 1862 • Phaeocolax Hollenberg, 1967 • Picconiella De Toni fil., 1936 • Placophora J.Agardh, 1863 • Pleurostichidium Heydrich, 1893 • Pterochondria Hollenberg, 1942 • Pterosiphoniella E.Y.Dawson, 1963 • Pycnothamnion P.J.L.Dangeard, 1953 • Rhodolachne M.J.Wynne, 1970 • Rhodomela C.Agardh, 1822 • Rhodomelopsis Pocock, 1953 • Rytiphloea C.A.Agardh, 1817 • Schizochlaenion M.J.Wynne & R.E.Norris, 1982 • Spirocladia Børgesen, 1933 • Sporoglossum Kylin, 1919 • Stichothamnion Børgesen, 1930 • Streblocladia F.Schmitz, 1897 • Stromatocarpus Falkenberg, 1897 • Tayloriella Kylin, 1938 • Trichidium J.M.Noble & Kraft, 1984 • Trigenea Sonder, 1845 • Tylocolax F.Schmitz, 1897 • Waldoia W.R.Taylor, 1962 • Wilsonaea F.Schmitz, 1893 • Wrightiella F.Schmitz, 1893