•
Ceramium abyssale Petersen 1924 •
Ceramium acanthonotum coronata Kleen •
Ceramium acanthonotum transcurrens Holmes & Batters •
Ceramium acanthonotum typica Kjellman •
Ceramium acrocarpum Kützing; Zanardini •
Ceramium adauctum Schousboe •
Ceramium adhaerens Womersley 2003 •
Ceramium aduncum Nakamura 1950 •
Ceramium affine originale Dawson •
Ceramium affine peninsularis E.Y.Dawson 1950 •
Ceramium affine Setchell & N.L.Gardner, 1930 •
Ceramium albidum De Candolle 1805 •
Ceramium allochrous (Roth) Mertens •
Ceramium alternum Schousboe •
Ceramium amamiense Itono, 1972 •
Ceramium annulatum Schousboe •
Ceramium apiculatum J. Agardh 1876 •
Ceramium appendiculatum Schousboe •
Ceramium arachnoideum patentissimum Harvey •
Ceramium arborescens J. Agardh 1894 •
Ceramium arbuscula (Dillwyn) Bokry •
Ceramium arbuscula C.Agardh •
Ceramium arcticum J. Agardh 1894 •
Ceramium arenarium Simons 1966 •
Ceramium areschougii Kylin, 1907 •
Ceramium armatum (Kützing) Grunow •
Ceramium asparagoides (Woodw.) Roth •
Ceramium aspergillosum J.V.Lamouroux •
Ceramium asperum Roth •
Ceramium atlanticum H.E.Petersen, 1911 •
Ceramium atlanticum norvegicum Petersen 1925 •
Ceramium atrorubens Liljeblad •
Ceramium atrorubescens Kylin 1938 •
Ceramium atrum Schousboe •
Ceramium attenuatum australe Harvey •
Ceramium attenuatum Meneghini; Ruchinger •
Ceramium aucklandicum Kützing 1849 •
Ceramium aureum (Linnaeus) Agardh •
Ceramium australe Sonder, 1845 •
Ceramium avalonae E.Y. Dawson, 1949 •
Ceramium axillare A. P. de Candolle •
Ceramium barbatum (J.E.Smith) Duby, 1833 •
Ceramium barbatum minor Schiffner •
Ceramium barbatum nanum Schiffner •
Ceramium barbatum typicum Schiffner •
Ceramium bertholdii Funk 1922 •
Ceramium biasolettianum (Kützing) Rabenhorst •
Ceramium bicorne Setchell & Gardner, 1924 •
Ceramium bisporum D.L.Ballantine, 1990 •
Ceramium boergesenii H.E.Petersen, 1911 •
Ceramium borneense Weber-van Bosse 1923 •
Ceramium borreri (J.E.Smith) C.Agardh •
Ceramium borreri firmius C.Agardh •
Ceramium botryocarpum A. W. Griffiths ex Harvey 1848 •
Ceramium boucheri (Bonnemaison) Duby •
Ceramium boucheri mucilaginosum P.L.Crouan & H.M.Crouan •
Ceramium boucheri tenuissimum P.L.Crouan & H.M.Crouan •
Ceramium boydenii E.S.Gepp, 1904 •
Ceramium brasiliense A.B. Joly, 1957 •
Ceramium breviarticulatum pellucidum Shperk •
Ceramium breviarticulatum Shperk •
Ceramium brevizonatum caraibicum H.E.Petersen & B¿rgesen 1924 •
Ceramium brevizonatum H.E.Petersen, 1918 •
Ceramium bulbosum Stackhouse •
Ceramium byssoideum alternatum D.L.Ballantine & Humm 1975 •
Ceramium caespitosum maximum Roth •
Ceramium caespitosum Roth •
Ceramium californicum decipiens J.Agardh •
Ceramium californicum J. Agardh, 1894 •
Ceramium callipterum Mazoyer, 1938 •
Ceramium callithamnium Rafinesque •
Ceramium calyculatum Schousboe •
Ceramium camouii E.Y.Dawson, 1944 •
Ceramium cancellatum (Linnaeus) De Candolle 1805 •
Ceramium cancellatum proliferum Grunow •
Ceramium capense Kützing 1841 •
Ceramium capillaceum Meneghini •
Ceramium capitellatum De Notaris •
Ceramium capricornu (Reinsch) Farlow •
Ceramium casuarinae De Candolle •
Ceramium catenatum (Linnaeus) De Candolle, 1805 •
Ceramium catenula (Kützing) Ardissone •
Ceramium caudatum Setchell & N.L.Gardner, 1924 •
Ceramium centroceratiforme Simons 1966 •
Ceramium ceratophyllum (Roth) Poiret •
Ceramium chalybeum (Roth) C.Agardh •
Ceramium chatamense G.Feldmann •
Ceramium chathamense G. Feldmann 1950 •
Ceramium ciliatum (J.Ellis) Ducluzeau, 1806 •
Ceramium ciliatum armatissimum Schiffner •
Ceramium ciliatum diaphanum (Kützing) Schiffner •
Ceramium ciliatum echinatum Hauck •
Ceramium ciliatum julaceum Schiffner •
Ceramium ciliatum major Schiffner •
Ceramium ciliatum nanum Schiffner •
Ceramium ciliatum nudiusculum (Kützing) Schiffner •
Ceramium ciliatum polyspermum (Sperk.) Woronichin •
Ceramium ciliatum proliferum C.Agardh •
Ceramium ciliatum robustum (J. Agardh) Mazoyer •
Ceramium ciliatum secundatum (Kützing) Schiffner •
Ceramium ciliatum subjulaceum Schiffner •
Ceramium cimbricum flaccidum (H.E.Petersen) Furnari & Serio 1996 •
Ceramium cimbricum H. E. Petersen 1924 •
Ceramium cingulatum Weber-van Bosse 1923 •
Ceramium cingulum Meneses 1995 •
Ceramium circinatum (Kützing) J.Agardh 1851 •
Ceramium circinatum boreale Foslie •
Ceramium circinatum confluens (Kützing) Ardissone 1883 •
Ceramium circinatum decipiens Schiffner •
Ceramium circinatum divaricatum Foslie •
Ceramium circinatum duriusculum (Kützing) Ardissone •
Ceramium circinatum genuinum Foslie •
Ceramium circinatum infernecorticatum Lakowitz •
Ceramium circinatum rigidum Foslie •
Ceramium circinatum syntrophum Kützing •
Ceramium circinatum tenue Foslie •
Ceramium circinatum transcurrens (Kützing) Schiffner •
Ceramium cirrhosum (Wulf.) C.Agardh •
Ceramium clarionense Setchell & N.L. Gardner, 1930 •
Ceramium clavaeforme Poiret •
Ceramium clavellosum (Turner) Roth •
Ceramium clavigerum Bonnemaison •
Ceramium clavulatum crispulum Montagne •
Ceramium clavulatum inerme (Kützing) Weber-van Bosse; Kützing •
Ceramium cliftonianum J. Agardh 1876 •
Ceramium coccineum (Ellis) De Candolle; (Hudson) Bory; Draparnaud; Roth ex Link 1806; Zanardini •
Ceramium codicola J. Agardh, 1894 •
Ceramium codii (H.Richards) Mazoyer, 1938 •
Ceramium comptum B¿rgesen 1924 •
Ceramium confluens (Kützing) Ardissone •
Ceramium congestum Bonnemaison •
Ceramium connivens Zanardini •
Ceramium contortum longinum (G. Karsten) Sournia 1966 •
Ceramium corallinum (J.Murray) Bory; Delle Chiaje •
Ceramium cormacii Serio, Catra, Collodoro & Nisi, 2011 •
Ceramium corniculatum Montagne 1861 •
Ceramium cornutum P.Dangeard, 1952 •
Ceramium corymbosum (E.B.) C.Agardh; J.Agardh •
Ceramium cristatum Meneghini •
Ceramium crouanianum J.Agardh, 1894 •
Ceramium cruciatum F.S. Collins & Hervey, 1917 •
Ceramium cupulatum Womersley, 1978 •
Ceramium dalmaticum Meneghini •
Ceramium danicum Petersen 1924 •
Ceramium dasytrichum Montagne •
Ceramium daviesii (Dillwyn) Bonnemaison; (Dillwyn) C.Agardh •
Ceramium daviesii secundatum (
Lyngbye) Duby •
Ceramium dawsonii A. B. Joly 1957 •
Ceramium decurrens majus Kützing Harvey •
Ceramium derbesii Solier ex Kützing 1847 •
Ceramium deslongchampsii Chauvin ex Duby 1830 •
Ceramium deslongchampsii hooperi (Harvey) W.R.Taylor •
Ceramium deslongchampsii semiascendens J.Luca •
Ceramium deslongchampsii viminarium Melv.ex G.Murray •
Ceramium diaphanoides Kützing •
Ceramium diaphanum (Lightfoot) Roth, 1806 •
Ceramium diaphanum arachnoides C.Agardh •
Ceramium diaphanum aucklandicum J.D.Hooker & Harvey •
Ceramium diaphanum capense Simons •
Ceramium diaphanum capricornu (Reinsch) Foslie 1893 •
Ceramium diaphanum corticatulostrictum Kylin •
Ceramium diaphanum corticatulum H.E.Petersen •
Ceramium diaphanum decipiens Schiffner •
Ceramium diaphanum elegans (Roth) Roth 1806 •
Ceramium diaphanum fastigiatum (Roth) Trevisan •
Ceramium diaphanum gracile Ardissone •
Ceramium diaphanum herbaceum (Roth) Roth •
Ceramium diaphanum indicum Feldmann-Mazoyer 1952 •
Ceramium diaphanum minor P.L.Crouan & H.M.Crouan 1865 •
Ceramium diaphanum patentissima Foslie •
Ceramium diaphanum pilosum (Roth) C.Agardh •
Ceramium diaphanum pulcher Shperk •
Ceramium diaphanum radiculosum (Grunow) H.E.Petersen •
Ceramium diaphanum rigidum A.W.Griffiths & Harvey •
Ceramium diaphanum serpens Montagne •
Ceramium diaphanum strictotenuissimum (H.E.Petersen) Kylin •
Ceramium diaphanum strictum Celan & Serbanescu 1969 •
Ceramium diaphanum typicum H.E.Petersen •
Ceramium diaphanum virescens Lyngbye •
Ceramium diaphanum zostericola acrocarpum (Kützing) Feldmann-Mazoyer 1941 •
Ceramium diaphanum zostericola H.E.Petersen •
Ceramium dichotomum (Linnaeus) Roth •
Ceramium didymum Bonnemaison •
Ceramium diffusum (Hudson) Stackhouse •
Ceramium digeneae DeNotaris •
Ceramium digitatum (Hudson) Stackh. •
Ceramium dillwynii (Weber & Mohr) Roth •
Ceramium discorticatum Heydrich 1893 •
Ceramium divergens J.Agardh 1894 •
Ceramium dorsiventrale Hommersand, 1963 •
Ceramium dozei Hariot 1887 •
Ceramium ducluzeaui Bonnemaison •
Ceramium ducluzeaui miniatum Bonnemaison •
Ceramium ducluzeaui versicolor Bonnemaison •
Ceramium dumosertum R. E. Norris & Abbott 1992 •
Ceramium dumosum Mertens •
Ceramium duriusculum (Kützing) Rabenhorst •
Ceramium echinophorum Meneghini •
Ceramium echionotum J. Agardh, 1844 •
Ceramium echionotum azoricum (Meneghini) Piccone 1884 •
Ceramium echionotum mediterraneum Mazoyer 1938 •
Ceramium echionotum transcurrens (Kützing) Piccone •
Ceramium edule Stackhouse •
Ceramium elegans litorale Celan & Serbanescu 1959 •
Ceramium elegans longe-articulata Celan & Serbanescu 1959 •
Ceramium elegans nanum Schiffner •
Ceramium elegans tenerior Schiffner •
Ceramium elongatum (Hudson) Roth 1806 •
Ceramium elongatum denudata (C.Agardh) Duby •
Ceramium equisetifolium (Lightf.) De Candolle •
Ceramium equisetoides E.Y. Dawson, 1944 •
Ceramium erumpens Meneghini •
Ceramium evermannii Setchell & N.L. Gardner, 1930 •
Ceramium excellens J. Agardh, 1894 •
Ceramium fastigiatum Roussel 1806 •
Ceramium fastigiatum pubescens (Kützing) Piccone •
Ceramium fastigiramosum S.M.Boo & I.K.Lee, 1985 •
Ceramium felicii Gaillon •
Ceramium ferrugineum compactius C.Agardh •
Ceramium fibrillosum (Dillwyn) Mertens •
Ceramium fibrosum Roth •
Ceramium filamentosum continuum C.Agardh •
Ceramium filamentosum friabile P.L.Crouan & H.M.Crouan 1867 •
Ceramium filiculum Harvey ex Womersley, 1978 •
Ceramium flabelligerum Agardh F.Debray •
Ceramium flagellare (Esper) Ruchinger •
Ceramium flagelliferum Kützing •
Ceramium flavicans Schousboe •
Ceramium flavum Schousboe •
Ceramium floccosum (Fl.Dan.) Roth •
Ceramium floribundum Kützing •
Ceramium floridanum J. Agardh, 1894 •
Ceramium forcipatum A.P.de Candolle, 1805 •
Ceramium forcipatum ciliatum (Ellis) A. P. de Candolle •
Ceramium forcipatum glabellum A.P.de Candolle 1805 •
Ceramium fosliei (Petersen) Petersen 1935 •
Ceramium fractum elongatim (Roth) Bory •
Ceramium fragile Ardissone •
Ceramium friabile Schousboe •
Ceramium fructiculosum (Wulfen) Stackhouse; Roth, 1981 •
Ceramium fruticulosum rubroides Petersen 1908 •
Ceramium fucoides (Hudson) De Candolle •
Ceramium fujiianum M.B.Barros-Barreto &
C. A. Maggs, 2006 •
Ceramium furcatum (Petersen) Petersen 1925 •
Ceramium furcellatum (Linnaeus) Wiggers; Kützing •
Ceramium fuscum (Hudson) Roth •
Ceramium gaditanum (Clemente) Cremades, J. (F.Debray) Cremades 1990 •
Ceramium gaditanum mediterraneum (Debray) Cremades 1990 •
Ceramium gardneri Kylin, 1941 •
Ceramium gelatinosum Schousboe •
Ceramium giacconei Cormaci & G. Furnari 1991 •
Ceramium gibbosum Meneghini •
Ceramium giganteum Meneghini •
Ceramium gigartinum (Linnaeus) Roth •
Ceramium glanduliferum Kylin 1938 •
Ceramium glomeratum De Candolle •
Ceramium gracile De Candolle 1805 •
Ceramium gracilliferum Griffiths & Harvey •
Ceramium gracillimum C.Agardh 1824 •
Ceramium gracillimum byssoideum (Harvey) Mazoyer •
Ceramium graecum Lazaridou & Boudouresque 1992 •
Ceramium granulosum (E.B.) C.Agardh •
Ceramium grateloupii Bonnemaison; Duby •
Ceramium griffitsianum (E.B.) J.Agardh •
Ceramium guttatum Bonnemaison, 1828 •
Ceramium gymnogonium Meneghini •
Ceramium hamatispinum E.Y. Dawson, 1950 •
Ceramium hellenicum Giaccone •
Ceramium helminthochortos (Schwendimann) Roth •
Ceramium heterospinum B. Subramanian, 1985 •
Ceramium hirsutum Roth •
Ceramium hispidum Schousboe •
Ceramium hoodii W.R. Taylor, 1945 •
Ceramium hookeri (Dillwyn) C.Agardh •
Ceramium horridulum P.C.Silva, 1972 •
Ceramium horridum Meneghini 1844 •
Ceramium hospitans Zanardini •
Ceramium howellii Setchell & N.L. Gardner, 1937 •
Ceramium hyalinum Rabenhorst •
Ceramium hystrix (Kützing) Frauenfeld •
Ceramium implexum Schousboe •
Ceramium inconspicuum Zanardini, 1840 •
Ceramium inflexum Roth •
Ceramium inkyui T.O.Cho, S.Fredericq, & S.M.Boo, 2003 •
Ceramium interruptum Setchell & Gardner, 1924 •
Ceramium interruptum nigrescens C.Agardh 1824 •
Ceramium involutum Kützing 1849 •
Ceramium irregulare Kützing 1849 •
Ceramium isogonum Harvey 1855 •
Ceramium japonicum Okamura, 1896 •
Ceramium johnstonii Setchell & Gardner, 1924 •
Ceramium jolyi (Daz-Piferrer) D.L.Ballantine & M.J.Wynne 1968 •
Ceramium julaceum (Kützing) Rabenhorst 1847 •
Ceramium juliae A.J.K. Millar, 2002 •
Ceramium kellneri Meneghini •
Ceramium kondoi Yendo 1920 •
Ceramium kondoi abbreviatum Nakamura 1950 •
Ceramium kondoi ambiguum Nakamura 1950 •
Ceramium kondoi trichotomum Nakamura 1950 •
Ceramium kondoi typicum Nakamura •
Ceramium koreanum Boo & I.K.Lee, 1986 •
Ceramium koronense Trono, 1972 •
Ceramium krameri G.R.South & Skelton, 2000 •
Ceramium laingii Reinbold ex Laing 1905 •
Ceramium lamourouxii Bonnemaison •
Ceramium lamourouxii Duby •
Ceramium laterale Schousboe •
Ceramium ledermannii Pilger, 1911 •
Ceramium lenormandii Montague •
Ceramium lenticulare Womersley 1978 •
Ceramium lentiforme A. J. K. Millar 1990 •
Ceramium leptacanthum (Kützing) Zanardini •
Ceramium leptocladum Schiffner 1933 •
Ceramium leptophloeum Kützing •
Ceramium leptosiphon Pilger, 1920 •
Ceramium leptozonum M.A. Howe, 1918 •
Ceramium lessonii Kützing •
Ceramium leutzelburgii australis A.B.Joly 1965 •
Ceramium leutzelburgii Schmidt, 1924 •
Ceramium linum (Roth) De Candolle •
Ceramium lobatum (Kützing) Shperk •
Ceramium longissimum (S. G. Gmelin) Roth •
Ceramium longissimum flagellare (Esper) Roth •
Ceramium loureiri C. Agardh 1824 •
Ceramium loureiroi'''' C.Agardh •
Ceramium lucidum Grateloup •
Ceramium luetzelburgii australe A.B.Joly 1965 •
Ceramium luetzelburgii O. C. Schmidt 1924 •
Ceramium lumbricale (Roth) Lamouroux •
Ceramium macilentum J.Agardh, 1894 •
Ceramium macrocarpum Kützing •
Ceramium macrogonium (Kützing) Ardissone •
Ceramium macrotrichum Feldmann-Mazoyer, 1952 •
Ceramium manorense P. Anand, 1943 •
Ceramium marshallense E. Y. Dawson 1957 •
Ceramium maryae tenuior Weber- Van Bosse •
Ceramium maryae Weber-van Bosse 1923 •
Ceramium mauritianum Feldmann-Mazoyer, 1952 •
Ceramium mertensii (Turner) De Candolle; (Turner) Roth •
Ceramium metcalfii C. K. Tseng •
Ceramium microcarpon Schousboe •
Ceramium molle Roth •
Ceramium monacanthum J.Agardh, 1894 •
Ceramium monile crassior J.Agardh •
Ceramium multicapsulare (Dillwyn) C.Agardh •
Ceramium multijugum Jaasund, 1970 •
Ceramium myriophyllum Poiret •
Ceramium nakamurae E.Y.Dawson 1954 •
Ceramium nanum Kuehne 1946 •
Ceramium nayalii Nasr, 1941 •
Ceramium nitens (C. Agardh) J. Agardh 1851 •
Ceramium nodiferum moniliforme Shperk •
Ceramium nodulosum De Candolle; Ducluzeau 1850 •
Ceramium nodulosum continuum Ruprecht •
Ceramium nodulosum implexo-contortum Solier •
Ceramium nodulosum minus Ruprecht •
Ceramium nodulosum tenue (C. Agardh) Serio •
Ceramium nudiusculum (Kützing) Rabenhorst 1847 •
Ceramium obesum E.Y. Dawson, 1950 •
Ceramium obsoletum C. Agardh 1828 •
Ceramium opacum Rafinesque •
Ceramium oppositum Schousboe •
Ceramium opuntia Schousboe •
Ceramium ornatum Setchell & Gardner, 1930 •
Ceramium orsinianum Meneghini •
Ceramium orthocladum maximum Schiffner 1938 •
Ceramium orthocladum nanum Schiffner 1938 •
Ceramium orthocladum Schiffner 1926 •
Ceramium pacificum (Collins) Kylin, 1925 •
Ceramium pallens Zanardini •
Ceramium pallidum (Ngeli ex Kützing) Maggs & Hommersand 1993 •
Ceramium paniculatum Okamura 1921 •
Ceramium papenfussianum Simons 1966 •
Ceramium parvulum (Zanardini ex Frauenfeld) Grunow, 1867 •
Ceramium pedicellatum (Duby) J. Agardh, C. Agardh, 1817 •
Ceramium pedicellatum minus Desmaziâres •
Ceramium pediculum Suhr •
Ceramium penicillatum Areschoug 1849 •
Ceramium pennatum P.L.Crouan & H.M.Crouan, 1852 •
Ceramium periconicum T.O.Cho & Riosmena-Rodrguez 2008 •
Ceramium personatum Setchell & N.L. Gardner, 1930 •
Ceramium petitii Feldmann-Mazoyer •
Ceramium pictaviense Del?tre •
Ceramium piliferum Schousboe •
Ceramium pilosum (Roth) Naccari •
Ceramium pinastroides (Gmelin) Stackhouse •
Ceramium pinnulatum C .Agardh •
Ceramium planum Kützing 1849 •
Ceramium pleurosporum Schiffner 1938 •
Ceramium pleurosporum nanum Schiffner prov. •
Ceramium plicatum (Hudson) Roth; Meneghini •
Ceramium plocamium (Gmelin) Roth •
Ceramium pluma (Dillwyn) C.Agardh •
Ceramium plumula subverticillatum Bonnemaison •
Ceramium pluvinatum Mertens •
Ceramium poeppigianum Grunow 1868 '1867' •
Ceramium poeppigianum unilaterale Hommersand 1963 •
Ceramium polyceras (Kützing) Zanardini 1847 •
Ceramium polygonum (Kützing) Shperk •
Ceramium polyspermum P.L.Crouan & H.M.Crouan; Shperk •
Ceramium procumbens Setchell & N.L. Gardner, 1924 •
Ceramium proliferum (Lyngbye) H.E.Petersen; Yates •
Ceramium proliferum secundatum (Lyngbye) H.E.Petersen •
Ceramium prorepens Grunow •
Ceramium prostratum E.Y. Dawson, 1963 •
Ceramium pseudostrictum Schiffner 1938 •
Ceramium pseudostrictum major Schiffner •
Ceramium pseudostrictum minor Schiffner •
Ceramium pseudostrictum nanum Schiffner •
Ceramium pteroma Schousboe •
Ceramium puberulum Sonder 1845 •
Ceramium pulchellum chalybeum (Roth) C.Agardh •
Ceramium pulvereum (Dillwyn) C.Agardh •
Ceramium punctiforme Setchell 1924 •
Ceramium purpurascens Wallroth •
Ceramium purpureum Delle Chiaje •
Ceramium purum Roth •
Ceramium pusillum Harvey 1863 •
Ceramium pusillum lanceolatum J.Agardh •
Ceramium pyramidatum Schousboe •
Ceramium pyridioides G.Feldmann •
Ceramium racemosum Schousboe •
Ceramium radiculosum major Schiffner •
Ceramium radiculosum venetum Schiffner •
Ceramium ramulosum nanum Schiffner •
Ceramium recticorticum E.Y. Dawson, 1950 •
Ceramium repens saxatile Bonnemaison •
Ceramium repens spinosissimum Zanardini •
Ceramium reptans T.O.Cho & Fredericq, 2006 •
Ceramium rescissum Kylin 1907 •
Ceramium rhizophorum (Montagne) De Toni •
Ceramium rigidum Ardissone •
Ceramium rintelsianum G.R.South & Skelton, 2000 •
Ceramium riosmenae B.Y.Won & T.O.Cho, 2011 •
Ceramium rosenvingei'''' Petersen 1908 •
Ceramium rosenvingii H.E.Petersen •
Ceramium rosenvingii intermedium H.E.Petersen •
Ceramium rosenvingii tenue H.E.Petersen •
Ceramium rosenvingii transgrediens H.E.Petersen •
Ceramium roseum majus Roth •
Ceramium roseum viscidulum Bonnemaison •
Ceramium rubrum ambiguum Schiffner •
Ceramium rubrum barbatum (Ardissone) Hauck; G.Feldmann-Mazoyer 1941 •
Ceramium rubrum botryoides Montagne 1841 •
Ceramium rubrum corymbiferum (Bonnemaison) J.Agardh 1851, 1876; Hariot •
Ceramium rubrum decurrens (Kützing) J.Agardh •
Ceramium rubrum diaphanum Gobi •
Ceramium rubrum diaphanum P.L.Crouan & H.M.Crouan •
Ceramium rubrum divaricatum C.Agardh •
Ceramium rubrum fasciculatum J. Agardh; Wollny •
Ceramium rubrum firmum C.Agardh •
Ceramium rubrum genuinum Kjellman •
Ceramium rubrum implexo-contortum'''' (Solier) Feldmann-Mazoyer •
Ceramium rubrum implexocontortum Solier •
Ceramium rubrum irregulare H.E.Petersen •
Ceramium rubrum lineare H.E.Petersen •
Ceramium rubrum lineatum H.E.Petersen •
Ceramium rubrum maculatum S.F.Gray •
Ceramium rubrum major C.Agardh •
Ceramium rubrum membranaceum C.Agardh •
Ceramium rubrum nodulosum Montagne •
Ceramium rubrum pedicellatum (De Candolle) Duby; J. Agardh •
Ceramium rubrum pedicellatum Shperk •
Ceramium rubrum proliferum (Lyngbye) J.Agardh; Hariot 1889 •
Ceramium rubrum ramellosum Ardissone •
Ceramium rubrum repens (Zanardini) Zanardini •
Ceramium rubrum secundatum (Lyngbye) C.Agardh; H.E.Petersen; Harvey; J.Agardh; Kützing; H. E. Petersen •
Ceramium rubrum subcorticatum H.E.Petersen •
Ceramium rubrum tenue (C.Agardh) Ardissone 1824; Kützing •
Ceramium rubrum typicum H.E.Petersen; Reinke •
Ceramium rubrum virgatum C.Agardh 1824 •
Ceramium rugosum J.V.Lamouroux •
Ceramium rupestre tenuissimum J.V.Lamouroux •
Ceramium sandrianum Meneghini •
Ceramium saviniae Feldmann-Mazoyer, 1952 •
Ceramium scandinavicum Petersen 1924 •
Ceramium scoparium (Linnaeus) Roth •
Ceramium scorpioides (Hudson) Roth •
Ceramium secundatum Lyngbye, 1819 •
Ceramium septentrionale Petersen 1911 •
Ceramium serpens Setchell & N.L.Gardner, 1924 •
Ceramium setaceum (Hudson) Duby; Wallroth; Ruchinger •
Ceramium setchellii Lucas, 1935 •
Ceramium setosum Schousboe •
Ceramium shepherdii Womersley, 1978 •
Ceramium shuttleworthianum (Kützing) Rabenhorst 1847 •
Ceramium siliquosum (Kützing) Maggs & Hommersand 1993 •
Ceramium siliquosum acrocarpum (G.Mazoyer) G.Furnari 1999 •
Ceramium siliquosum elegans (Roth) G. Furnari 1999 •
Ceramium siliquosum lophophorum (Feldman-Mazoyer) Serio •
Ceramium siliquosum minusculum (G.Mazoyer) Garreta et al. 2001 •
Ceramium siliquosum zostericola (Thuret) G.Furnari 1999 •
Ceramium simplex C.Agardh •
Ceramium sinicola interruptum (Setch.& Gard.) Daws. 1944 •
Ceramium sinicola johnstonii (Setchell & N.L.Gardner) Dawson 1944 •
Ceramium sinicola Setchell & Gardner, 1924 •
Ceramium skottsbergii H. Petersen 1924 •
Ceramium spicatum Schousboe •
Ceramium spiniferum Kützing •
Ceramium spinosopilosum Kützing 1863 •
Ceramium spinosum (Linnaeus) Ruchinger •
Ceramium spinulosum (Kützing) Rabenhorst; Biasoletto •
Ceramium spyridioides G. Feldmann 1950 •
Ceramium squamosum Rafinesque •
Ceramium squarrosum (Harvey) J.Agardh •
Ceramium stichidiosum J. Agardh, 1876 •
Ceramium stichidiosum scopulorum Laing 1909 •
Ceramium stichidiosum smithii Laing 1909 •
Ceramium strictum acrocarpum Kützing •
Ceramium strictum breviarticulatum Ardissone •
Ceramium strictum corticatulostrictum (Kylin) Sjstedt •
Ceramium strictum delicatum J. Agardh •
Ceramium strictum divaricatum Holmes & Batters •
Ceramium strictum minusculum Mazoyer •
Ceramium strictum nanum Schiffner •
Ceramium strictum proliferum F.S.Collins •
Ceramium strictum strictotenuissimum H.E.Petersen •
Ceramium strictum strictum J.Agardh •
Ceramium strictum vertebrale (H.E.Petersen) H.E.Petersen •
Ceramium strobiliforme G.W.Lawson & D.M.John, 1982 •
Ceramium subcartilagineum J.Agardh •
Ceramium subfuscum (Woodw.) Stackhouse •
Ceramium subsimplex Schousboe •
Ceramium subtile J. Agardh, 1851 •
Ceramium subverticillatum (Grunow) Weber-van Bosse, 1923 •
Ceramium subvirgatum Zanardini 1854 •
Ceramium suhrianum P.C. Silva, 1996 •
Ceramium syntrophum (Kützing) Ardissone •
Ceramium tasmanicum (Kützing) Womersley 1978 •
Ceramium templetonii Setchell & N.L.Gardner, 1937 •
Ceramium tenellum (Vahl) C.Agardh •
Ceramium tenerrimum (G.Martens) Okamura, 1921 •
Ceramium tenerrimum brevizonatum (H. E. Petersen) Feldmann-Mazoyer •
Ceramium tenue (J.Agardh) J.Agardh, 1894 •
Ceramium tenuicorne (Kützing) Waern 1952 •
Ceramium tenuicorticatum Konno, 1974 •
Ceramium tenuissimum divaricatum (P. L. Crouan & H. M. Crouan ex J. Agardh) Foslie 1893 •
Ceramium tenuissimum J. Agardh •
Ceramium tenuissimum moniliforme (Sperk.) Woronichin •
Ceramium tenuissimum pygmaeum (Kützing) Hauck 1888 •
Ceramium tenuissimum uniforme Bonnemaison •
Ceramium tetricum pectinatum C. Agardh •
Ceramium thymifolium Schousboe •
Ceramium tortuosum Ducluzeau •
Ceramium torulosum Roth •
Ceramium tranquebariense Roth •
Ceramium tranquillum Meneses 1998 •
Ceramium transcurrens (Kützing) Ardissone •
Ceramium transfugum (Kützing) Ardissone •
Ceramium trichocladis C.Agardh •
Ceramium truncatum H.Petersen, 1936 •
Ceramium tubulosum Roth •
Ceramium tumidulum Meneghini •
Ceramium turneri radicans Bonnemaison •
Ceramium uncinatum Harvey 1855 •
Ceramium ungulatum (Kützing) Hariot 1889 •
Ceramium uniforme (Esper) Ruchinger; Meneghini •
Ceramium unilaterale Schousboe •
Ceramium upolense G.R.South & Skelton, 2000 •
Ceramium urceolatum (Dillwyn) Jrgens •
Ceramium uruguayense W.R. Taylor, 1960 •
Ceramium vagans P. C. Silva 1987 •
Ceramium variegatum (Kützing) Okamura 1932 •
Ceramium vatovai Schiffner, 1938 •
Ceramium venetum Zanardini •
Ceramium verrucosum Roth •
Ceramium vertebrale H.E.Petersen •
Ceramium verticillatum (Light.) Ducluzeau, (Lightf.) De Candolle; Delle Chiaje •
Ceramium vestitum Harvey, 1855 •
Ceramium vietnamense Pham-Hong H 1969 •
Ceramium villosum (Hudson) Poiret •
Ceramium violaceum tenuius Roth •
Ceramium virgatum J.D. Hooker & Harvey, 1848; Roth, 1797 •
Ceramium viride Filarszky •
Ceramium viscainoense E.Y. Dawson, 1950 •
Ceramium wilsonii Womersley 2003 •
Ceramium womersleyi R. E. Norris & I. A. Abbott 1992 •
Ceramium wulfenii Roth •
Ceramium zacae Setchell & N.L. Gardner, 1937 == Synonymy ==