| Name | Author | Source | Citation | Year |
|---|
| Bangia halymeniae | M.J. Wynne | Contr. Univ. Michigan Herb. | 19: 6, figs. 1-3 | 1993 |
| Bryopsis halymeniae | Berthold | image |
| HALYMENIA | C. Agardh | image |
| HALYMENIA | J. Agardh | image |
| HALYMENIA | | image |
| HALYMENIA | | image |
| HALYMENIA | | image |
| HALYMENIA | | image |
| HALYMENIA | | image |
| HALYMENIA | | image |
| Halymenia abyssicola | Dawson | image |
| Halymenia abyssicola | E.Y. Dawson | Allan Hancock Pacific Exped. | 3: 278 | 1944 |
| Halymenia actinophysa | Howe | Bull. Torrey Bot. Club | 38: 509, pl. 34 | 1911 |
| Halymenia acuminata | (Holmes) Okamura | image |
| Halymenia agardhii | De Toni | Sylloge algarum ... Vol. IV. Florideae. Sectio IV: | 1542 | 1905 |
| Halymenia algeriensis | Montagne | image |
| Halymenia amoena | Bory in Bélanger | Voy. Indes-Orient. 1825-1829, Bot. Crypt.: | 169 | 1834 |
| Halymenia angusta | (J. Agardh) De Toni | image |
| Halymenia angustissima | Grunow | image |
| Halymenia angustissima | Grunow | image |
| Halymenia arachnophylloidea | Weber-van Bosse | image |
| Halymenia asymmetrica | G.M. Gargiulo, F. De Masi, & G. Tripodi | Phycologia | 25: 145, figs. 1-16 | 1986 |
| Halymenia asymmetrica | Gargiulo, De Masi & Tripodi | image |
| Halymenia australis | (Sonder) Sonder | Pl. Preiss. | 2: 173 | 1848 |
| Halymenia balearica | Rodriguez | image |
| Halymenia ballesterosii | C. Rodríguez-Prieto, S.-M. Lin, O. De Clerck & J. Huisman in Rodríguez-Prieto et al. | European Journal of Phycology | 55: 455, figs. 2-23 | 2020 |
| Halymenia bermudensis | Collins & Howe | image |
| Halymenia bermudensis | Collins & Howe | image |
| Halymenia bermudensis | F.S. Collins & M. Howe | Bull. Torr. Bot. Club | 43: 169 | 1916 |
| Halymenia bifida | (Hudson) Lamouroux | image |
| Halymenia bifida | Dawson | image |
| Halymenia bifida | E.Y. Dawson | Allan Hancock Pacific Exped. | 17: 269, pl. 2: figs. 19-21; pl. 12: fig. 56 | 1954 |
| Halymenia botrycarpa | (Turner) Lamouroux | image |
| Halymenia botryoides | A. Richard | Voy. Astrolabe, Bot. | 2: 145 | 1834 |
| Halymenia botryoides | Richard | image |
| Halymenia bracteata | (Gmelin) Lamouroux | image |
| Halymenia brasiliana | S.M.P.B. Guimara\*~es & M.T. Fujii | Botanica Marina | 41: 496, figs. 1-8 | 1998 |
| Halymenia brodiaei | (Turner) Lamouroux | image |
| Halymenia brodiei_('brodiaei') | (Turner) Lamouroux | Dict. Class. Hist. Nat. | 5: 387 | 1824 |
| Halymenia bullosa | (Harvey) J. Huisman, C. Rodríguez-Prieto & S.-M. Lin in Rodríguez-Prieto et al. | Phycologia | 61: 385 | 2022 |
| Halymenia californica | G.M. Smith & Hollenberg | Amer. J. Bot. | 30: 216, text-figs. 18, 19 | 1943 |
| Halymenia calvadosii | (Lamouroux) Montagne | image |
| Halymenia capensis | (C. Agardh) Montagne | Plant cell. canar.: | 164, no fig. | 1841 |
| Halymenia capensis | Montagne | image |
| Halymenia carnosa | (Kützing) Kützing | image |
| Halymenia carnosa | Hering | image |
| Halymenia carnosa | Kützing | image |
| Halymenia carnosa var. dentata | (Suhr) Kützing | Species algarum: | 718 | 1849 |
| Halymenia carnosa var. dentata | (Suhr) Kützing | image |
| Halymenia carteri | J.M. Huisman & O. De Clerck in Huisman | Algae of Australia: Marine Benthic Algae of North-western Australia. 2: | 284, fig. 80C-E | 2018 |
| Halymenia cavernicola | G. Giaccone | Giornale Botanico Italiano | 102: 400, fig. 4 | 1968 |
| Halymenia cearensis | C.A.A. Azevedo, V. Cassano & M.C. Oliveira | Phytotaxa | 280: 252, figs. 5, 6 | 2016 |
| Halymenia cerrateae_('cerratei') | Acleto | image |
| Halymenia cervicornis | | image |
| Halymenia cervicornis_('curvicornis') | J. Agardh | image |
| Halymenia ceylanica | Harvey | image |
| Halymenia ceylanica | Harvey | image |
| Halymenia ceylanica | Harvey ex Kützing | Tab. Phycol. | 16: 33, pl. 93: figs. a, b | 1866 |
| Halymenia chiangiana | G.T. Kraft & I.A. Abbott | Cryptogamie: Algologie | 18: 108, figs. 17-27 | 1997 |
| Halymenia chondricola | Sonder | Bot. Zeit. | 3: 57 | 1845 |
| Halymenia chondricola var. elongata | Sonder | Bot. Zeit. | 3: 57 | 1845 |
| Halymenia chondriopsidea | J. Agardh | Analecta Algol.: | 57 | 1892 |
| Halymenia chondrophylla | Chiaje | image |
| Halymenia ciliaris | (Lamouroux) Lamouroux | image |
| Halymenia ciliata | (Hudson) Lamouroux | image |
| Halymenia ciliata | Chiaje | image |
| Halymenia ciliata var. jubata | (Goodenough & Woodward) Duby | image |
| Halymenia ciliata var. linearis | (C. Agardh) Duby | image |
| Halymenia ciliata var. palmata | (Turner) Duby | image |
| Halymenia cinnabarina | Diesing | image |
| Halymenia clathrata | E.C. de Oliveira Filho, F. Pinheiro-Vieira & R.E. Norris | Cienc. Cult. | 28: 562, figs. 1-8 | 1976 |
| Halymenia clavaeformis | Suhr | image |
| Halymenia cliftonii_('cliftoni') | Harvey | image |
| Halymenia cliftonii_('cliftoni') | Harvey | Phycol. Austral. | pl. CIII | 1859 |
| Halymenia coccinea | (Harvey) Abbott | image |
| Halymenia coccinea | (Harvey) I.A. Abbott | J. Phycol. | 3: 141 | 1967 |
| Halymenia coccinea | Ardissone | image |
| Halymenia composita | Bory | image |
| Halymenia corallorhiza | (Turner) Lamouroux | image |
| Halymenia cordata | (Turner) C. Agardh | image |
| Halymenia corinaldii | Meneghini | image |
| Halymenia cornuta | Rodriguez y Femenias | image |
| Halymenia cristata | (L. ex Turner) Lamouroux | image |
| Halymenia cromwellii | I.A. Abbott | Phycol. Res. | 46: 98, figs. 1-3 | 1998 |
| Halymenia curviformis | J. Agardh | image |
| Halymenia cutleriae | Binder | image |
| Halymenia cutleriae | Martens & Hering | image |
| Halymenia cyclocolpa | Montagne | image |
| Halymenia cystophora | (Montagne) Montagne | image |
| Halymenia decipiens | J. Agardh | Sp. Alg. | 2: 200 | 1851 |
| Halymenia dentata | Suhr | Flora | 17: 734, pl. I: fig. 8 | 1834 |
| Halymenia depressa | Montagne | image |
| Halymenia dichotoma | (J. Agardh) J. Agardh | image |
| Halymenia dichotoma | (J. Agardh) J. Agardh | Sp. Alg. | 3{1}: 136 | 1876 |
| Halymenia dichotoma | (J. Agardh) Montagne | Voy. Bonite, Cryptog. Cell.: | 58 | 1846 |
| Halymenia dichotoma var. maior | Ercegovic | image |
| Halymenia dichotoma var. maior | Ercegović | Acta Adriatica | 10{5}: 18[Cr], 47[F], figs. 11b, 12 | 1963 |
| Halymenia dichotomo-flabellata | Crouan fr. | image |
| Halymenia digitata | Harvey | image |
| Halymenia digitata | J. Agardh | Anal. algol.: | 54 | 1892 |
| Halymenia dilatata | Zanardini | Flora | 34: 35, no fig. | 1851 |
| Halymenia discocarpa | Chauvin | image |
| Halymenia doryphora | Montagne | Fl. Boliv.: | 21 | 1839 |
| Halymenia dubia | Bory | image |
| Halymenia dubia | Bory de Saint-Vincent | Voyage aux Indes-Orientales ... pendant les années 1825, 1826, 1827, 1828 et 1829. Botanique. Cryptogamie: | 169 | 1834 |
| Halymenia dubyi | Chauvin ex Bory | image |
| Halymenia dubyi | Chauvin ex Duby | Bot. Gall.: | 944, no fig. | 1830 |
| Halymenia duchassaingii | (J. Agardh) Kylin | Lunds Univ. A\*orsskr., N.F., Avd. 2, | 28{8}: 29 | 1932 |
| Halymenia durvillei var. ceylanica | (Harvey ex Kützing) Weber-van Bosse | Siboga-Exped. Monogr. | 59b: 235 | 1921 |
| Halymenia durvillei var. ceylanica | (Harvey ex Kützing) Weber-van Bosse | image |
| Halymenia durvillei var. comosa | Grunow | image |
| Halymenia durvillei var. denudata | Weber-van Bosse | image |
| Halymenia durvillei var. edentata | Weber-van Bosse | image |
| Halymenia durvillei var. formosa | (Harvey ex Kützing) Reinbold | Bot. Jahrb. | 23: 271 | 1896 |
| Halymenia durvillei var. formosa | (Harvey ex Kützing) Reinbold | image |
| Halymenia durvillei var. typica | Weber-van Bosse | image |
| Halymenia durvillei_('durvillaei') | Bory | image |
| Halymenia durvillei_('durvillaei') | Bory de Saint-Vincent | Voy. Coquille: | 180, pl. 15 | 1828 |
| Halymenia echinophysa | Collins & Howe | image |
| Halymenia edulis | (Stackhouse) C. Agardh | image |
| Halymenia edulis var. media | C. Agardh | image |
| Halymenia elongata | C. Agardh | Sp. Alg. | 1(2): 209 | 1822 |
| Halymenia elongata | Kützing | image |
| Halymenia elongata | Kützing | Sp. Alg.: | 718 | 1849 |
| Halymenia elongata var. decipiens | (J. Agardh) J. Cremades in J. Cremades & J.L. Pérez-Cirera | Anales Jard. Bot. Madrid | 47: 490 | 1990 |
| Halymenia elongata var. plana | (L. Codomier) J. Cremades | image |
| Halymenia elongata var. plana | (L. Codomier) J. Cremades in J. Cremades & J.L. Pérez-Cirera | Anales Jard. Bot. Madrid | 47: 490 | 1990 |
| Halymenia fastigiata | Bory in D'Urville | Mém. Soc. Linn. Paris | 4: 594 | 1826 |
| Halymenia fastigiata | Bory de Saint-Vincent | image |
| Halymenia fastigiata | J. Agardh | image |
| Halymenia feldmannii | Codomier | image |
| Halymenia feldmannii | L. Codomier | Phycologia | 12: 97 | 1973 |
| Halymenia filicina | (Wulfen) Lamouroux | image |
| Halymenia filiformis | (Hudson) C. Agardh | image |
| Halymenia filiformis var. incrassata | (Mueller) C. Agardh | image |
| Halymenia filiformis var. tenuis | C. Agardh | image |
| Halymenia fimbriata | Zanardini | image |
| Halymenia flabellata | Fr. Schmitz | image |
| Halymenia flabellata | Schmitz | Bot. Jahrb. | 21: 162 | 1895 |
| Halymenia flaccida | (Turner) Lamouroux | image |
| Halymenia floresii subsp. harveyana | (J. Agardh) Womersley & J.A. Lewis in Womersley | Mar. Benth. Fl. S. Australia 3A: | 191 | 1994 |
| Halymenia floresii var. angusta | C. Agardh | image |
| Halymenia floresii var. pinnata | Codomier | image |
| Halymenia floresii var. tripinnata | Kützing | image |
| Halymenia floresii var. ulvoidea | Codomier | image |
| Halymenia floresii_('floresia') | (Clemente y Rubio) C. Agardh | Syn. Alg. Scand.: | XIX | 1817 |
| Halymenia floresii_('floresia') | (Clemente) C. Agardh | image |
| Halymenia floridana f. dentata | (Crouan) Collins | image |
| Halymenia floridana | J. Agardh | Anal. Cont. | 28{6}: 59 | 1892 |
| Halymenia foeniculacea | (Hudson) C. Agardh | image |
| Halymenia foliacea | Taylor | image |
| Halymenia foliacea | W.R. Taylor | Pap. Michigan Acad. Sci. | 31: 72, pl. VIII: fig. 2 | 1947 |
| Halymenia formosa | Harvey | image |
| Halymenia formosa | Harvey ex Kützing | Tab. Phycol. | 16: 33, pl. 91: figs. g, h | 1866 |
| Halymenia formosa | Harvey ex Kützing | image |
| Halymenia furcellata | (Turner) C. Agardh | Sp. alg. | 1(2): 212 | 1822 |
| Halymenia furcellata var. capensis | C. Agardh | Sp. Alg. | 1: 214 | 1822 |
| Halymenia furcellata var. cartilaginea | C. Agardh | image |
| Halymenia furcellata var. subcostata | J. Agardh | image |
| Halymenia gardneri | (Kylin) Parkinson | Halymenia: | 12 | 1980 |
| Halymenia gelinaria | Collins & Howe | image |
| Halymenia gigartinoides | Crouan frat. | image |
| Halymenia glaphyra | Suhr | image |
| Halymenia gmelinii | (Lamouroux) Duby | image |
| Halymenia gmelinii_(`gmelini') | (Lamouroux) Duby | Bot. Gall.: | 945 | 1830 |
| Halymenia hakalauensis | Tilden | Amer. Alg.: | no. 506 | 1902 |
| Halymenia hancockii | Taylor | image |
| Halymenia hancockii | W.R. Taylor | Allan Hancock Atlantic Exped. Rep. | 2: 98, pl. 3: fig. 6; pl. 14 | 1942 |
| Halymenia harveyana | J. Agardh | Anal. algol.: | 55 | 1892 |
| Halymenia hawaiiana | J.J. Hernández-Kantún & A.R. Sherwood in Hernández-Kantún et al. | Eur. J. Phycol. | 47: 425, figs. 2-9 | 2013 |
| Halymenia heterocarpa | Chauvin ex Duby | Bot. gall.: | 942 | 1830 |
| Halymenia hollenbergii | Abbott | J. Phyc. | 3: 143, figs. 5, 6 | 1967 |
| Halymenia hvari | Ercegovic | image |
| Halymenia ignifera | C.A.A. Azevedo, V. Cassano & M.C. Oliveira | Phycologia | 55: 433, figs. 3-16 | 2016 |
| Halymenia imbricata | Dickie in G. Murray | Ann. & Mag. Nat. Hist., ser. 5, | 20: 23 | 1887 |
| Halymenia implexa | (Desf.) Duby | image |
| Halymenia incrustans | J. Agardh | image |
| Halymenia incurvata | Suhr | Flora | 22: 68, pl. II: fig. 42 | 1839 |
| Halymenia integra | Howe & Taylor | image |
| Halymenia intestinifolia | Suhr | image |
| Halymenia iyoensis | Yagi | image |
| Halymenia jelinekii | Grunow | Alg. Novara: | 66, pl. IX: fig. 2 | 1867 |
| Halymenia jensenii | Weber-van Bosse | image |
| Halymenia johorensis | P.L. Tan et al. | Journal of Applied Phycology | 30: 189, figs. 2, 3 | 2018 |
| Halymenia kallymenioides | Harvey | Trans. R. Irish Acad. | 22(Science): 556 | 1855 |
| Halymenia kraftii | Womersley & J.A. Lewis in Womersley | Mar. Benth. Fl. S. Australia 3A: | 192, figs. 55D,E, 56C-F | 1994 |
| Halymenia kuetzingii | A.J.K. Millar in Millar & Prud'homme van Reine | Phycologia | 44: 542 | 2005 |
| Halymenia lacera | (Lamouroux) Lamouroux | image |
| Halymenia lacerata | (Gmelin) Duby | image |
| Halymenia lacerata | Sonder | image |
| Halymenia laciniata | (Hudson) Duby | Bot. Gall.: | 945 | 1830 |
| Halymenia lambertii | (Turner) Lamouroux | image |
| Halymenia laminarioides | Bory | image |
| Halymenia lanceola | J. Agardh | image |
| Halymenia lanceolata | J. Agardh | image |
| Halymenia lapathifolia | Kützing | Tab. Phyc. | 16: 35 | 1866 |
| Halymenia lapathifolia | Kützing | image |
| Halymenia latifolia | Crouan frat. | image |
| Halymenia latifolia | P. Crouan & H. Crouan ex Kützing | Tab. Phyc. | 16: 34, pl. 96 | 1866 |
| Halymenia latifolia | P. Crouan & H.M. Crouan ex Kützing | image |
| Halymenia latifolia var. trabeculata | (Ercegovic) Codomier | image |
| Halymenia latifolia var. trabeculata | (Ercegovic) Codomier | image |
| Halymenia latifolia var. trabeculata | (Ercegovic) Codomier ex Parkinson | image |
| Halymenia latissima f. bifida | Kützing | image |
| Halymenia latissima | Hering ms. | image |
| Halymenia latissima | Hooker f. & Harvey | image |
| Halymenia latissima | J. Hooker & Harvey in J. Hooker | Fl. Antarct.: | 189, pl. LXXIII | 1845 |
| Halymenia latissima var. bifida | J. Hooker & Harvey in J. Hooker | Fl. Antarct.: | 189 | 1845 |
| Halymenia latissima var. elongata | Sonder herb. | image |
| Halymenia laurina | Bory | image |
| Halymenia leiphaemia | Montagne | image |
| Halymenia ligulata | (Woodward) C. Agardh | image |
| Halymenia ligulata f. acicularis_('aciculare') | (Kützing) Hauck | image |
| Halymenia ligulata f. genuina | Hauck | image |
| Halymenia ligulata f. latifolia | Crouan frat. | image |
| Halymenia ligulata var. californica | Farlow | image |
| Halymenia ligulata var. dichotoma | Harvey | image |
| Halymenia ligulata var. latifolia | (Crouan) J. Agardh | image |
| Halymenia ligulata var. latifolia | Harvey | image |
| Halymenia ligulata var. latifolia | Harvey | image |
| Halymenia ligulata var. nuda | C. Agardh | image |
| Halymenia ligulata var. ramentacea | Harvey | image |
| Halymenia ligulata var. stricta | Ardissone | Phyc. Medit. | 1: 151 | 1883 |
| Halymenia limensis | (Kützing) Sonder | image |
| Halymenia limensis | Sonder | image |
| Halymenia lindaueri | Setchell | image |
| Halymenia lindaueri | Setchell ined. | image |
| Halymenia lobata | Meneghini | Atti Terza Riun., Sci. Ital. [Firenze, 1841]: | 427 | 1841 |
| Halymenia lubrica | Suhr | Flora | 17: 733 | 1834 |
| Halymenia lunata | J.M. Huisman & O. De Clerck in Huisman | Algae of Australia: Marine Benthic Algae of North-western Australia. 2: | 285, fig. 81A,B | 2018 |
| Halymenia maculata | J. Agardh | Alg. Syst. | 21{8}: 12 | 1885 |
| Halymenia malaysiana | P.-L. Tan, P.-E. Lim, S.-M. Lin & S.-M. Phang in Tan & Lim | Notulae algarum | 46: 1 (p. 207, figs. 2-14 in Botanica Marina 53. 2015) | 2018 |
| Halymenia malaysiana | P.-L. Tan, P.-E. Lim, S.-M. Lin, & S.-M. Phang in Tan et al. | Botanica Marina | 53: 207, figs. 2-14 | 2015 |
| Halymenia marginata | Roussel in Montagne | Ann. Sc. Nat. Bot., ser. 2, | 10: 273, no fig. | 1838 |
| Halymenia marginifera | Hering | image |
| Halymenia megaspora | Dawson | image |
| Halymenia megaspora | E.Y. Dawson | Allan Hancock Pacific Exped. | 17: 272, pl. 3: figs. 26-28; pl. 14: fig. 58 | 1954 |
| Halymenia membranacea | Harvey | London J. Bot. | 3: 448 | 1844 |
| Halymenia membranifolia | (Goodenough & Woodward) Lamouroux | image |
| Halymenia membranifolia var. latifolia | (Turner) Duby | image |
| Halymenia membranifolia var. lomation | (Bertoloni) Duby | Bot. Gall.: | 943 | 1830 |
| Halymenia mesenteriformis | Monard ex Roussel, inval. | image |
| Halymenia microcarpa | (Montagne) P. Silva in Silva, Meñez, & Moe | Smithsonian Contr. Mar. Sci. | 27: 31 | 1987 |
| Halymenia microcarpa | (Montagne) P.C. Silva | image |
| Halymenia mirabilis | D.L. Ballantine & H. Ruiz | Phycologia | 43: 75, figs. 1-9 | 2004 |
| Halymenia monardiana | Montagne | Ann. Sci. Nat. Bot., ser. 2, | 10: 275, no fig. | 1838 |
| Halymenia monnardiana_('monardiana') | Montagne | image |
| Halymenia montagnei | (Bory) Bertoloni | Fl. Ital. Cryptog. | 2: 74 | 1862 |
| Halymenia mucosa | Ercegovic | image |
| Halymenia muelleri | Sonder | image |
| Halymenia muelleri | Sonder ex Kützing | image |
| Halymenia multifida | J. Agardh | image |
| Halymenia multifida | Zanardini | image |
| Halymenia naegelii | Kützing | image |
| Halymenia nervosa | (DC.) Chiaje | image |
| Halymenia nicaeënsis | Lamouroux ex Duby | Bot. Gall.: | 942, no fig. | 1830 |
| Halymenia nicaeensis | Duby | image |
| Halymenia nicaensis | J. Agardh ex Biasoletto | image |
| Halymenia novae-zeelandiae | Montagne | image |
| Halymenia novae-zeelandiae_('novae zeelandiae') | Harvey ex Kützing | image |
| Halymenia nukuhivensis | A. N'Yeurt & C. Payri | Phycol. Research | 57: 13, figs. 2-6 | 2009 |
| Halymenia ocellata | (Lamouroux) Lamouroux | image |
| Halymenia opuntia | (Goodenough & Woodward) Kützing | image |
| Halymenia opuntia | Nelson & Duncan | image |
| Halymenia palmata | (L.) C. Agardh | image |
| Halymenia palmata | (Linnaeus) C. Agardh | Syn. Alg. Scand.: | XIX, 35 | 1817 |
| Halymenia palmata var. concatenata | C. Agardh | image |
| Halymenia palmata var. delicatula | (Gunnerus) C. Agardh | image |
| Halymenia palmata var. laciniata_('laciniatus') | (Wahl) C. Agardh | image |
| Halymenia palmata var. marginifera | Duby | image |
| Halymenia palmata var. marginifera_('marginifer') | (Turner) C. Agardh | image |
| Halymenia palmata var. prolifera | Postels & Ruprecht | image |
| Halymenia palmata var. sarniensis | (Roth) C. Agardh | image |
| Halymenia palmata var. simplex | C. Agardh | image |
| Halymenia palmatifida | Becker ex Delf & Michell | image |
| Halymenia palmetta | (Lamouroux) Lamouroux | image |
| Halymenia palmetta | (Stackhouse) Lamouroux | Dict. Class. Hist. Nat. | 5: 387 | 1824 |
| Halymenia patens | J. Agardh | image |
| Halymenia pennata | Crouan frat. | image |
| Halymenia pikeana | (Dickie) J. Agardh | Alg. Syst. | 21{8}: 15 | 1885 |
| Halymenia pinnatifida | C.A.A. Azevedo, V. Cassano & M.C. Oliveira | Phycologia | 55: 435, figs. 17-26 | 2016 |
| Halymenia pinnulata | C. Agardh | image |
| Halymenia plana | Zanardini | image |
| Halymenia platycarpa | (Harvey ex Grunow) J. Agardh | Sp. Alg. | 3{1}: 135 | 1876 |
| Halymenia platycarpa | (Harvey) J. Agardh | image |
| Halymenia platyna | C. Agardh | Sp. Alg. | 1(2): 206 | 1822 |
| Halymenia pluriloba | Ercegovic | image |
| Halymenia polyclada | A. Gepp & E.S. Gepp | J. Bot. [London] | 43: 341 | 1905 |
| Halymenia polyclada var. aldabradensis | Weber-van Bosse | Trans. Linn. Soc. London, Bot. | 8: 137 | 1913 |
| Halymenia polydactyla | Børgesen | Bull. Misc. Inform. [Kew] | 1932: 122, fig. 10, pl. IV | 1932 |
| Halymenia polydactyla | Boergesen | image |
| Halymenia porphyraeformis_('porphyriaeformis') | Parkinson | image |
| Halymenia porphyriformis_('porphyriaeformis') | Parkinson | Halymenia ...: | 17 (desc., illus., in Bulletin of Miscellaneous Information, Royal Botanic Gardens, Kew 1932: 120, pl. III) | 1980 |
| Halymenia porphyroidea | Holmes ex Schmitz | image |
| Halymenia porphyroides | Børgesen | image |
| Halymenia proteus | (Delile) Sprengel | image |
| Halymenia proteus | | image |
| Halymenia proteus | Chiaje | image |
| Halymenia pseudofloresia | Collins & Howe | image |
| Halymenia pseudofloresia | Collins & Howe | image |
| Halymenia pseudofloresia | F.S. Collins & M.A. Howe | Bull. Torrey Bot. Club | 43: 177 | 1916 |
| Halymenia psilophylla | Rodriguez y Femenias ex Seone-Camba | image |
| Halymenia punctata | (Stackhouse) Duby | image |
| Halymenia purpurascens var. crispata | Greville | image |
| Halymenia pusilla | Sonder | Bot. Zeit. | 3: 57 | 1845 |
| Halymenia ramentacea | (Turner) C. Agardh | image |
| Halymenia ramentacea var. coriacea | C. Agardh | image |
| Halymenia ramentacea var. simplicior-membranacea_('simplicior membranacea') | C. Agardh | image |
| Halymenia ramentacea var. tumida | C. Agardh | image |
| Halymenia ramosissima | Suhr | image |
| Halymenia ramosissima | Suhr | image |
| Halymenia refugiensis | E.Y. Dawson | Allan Hancock Pacific Exped. | 3: 278, pl. 44: figs. 2, 3 | 1944 |
| Halymenia reniformis | (Turner) C. Agardh | image |
| Halymenia reptans | Suhr | Flora | 17: 735, pl. II: fig. 17 | 1834 |
| Halymenia rhodymenioides | Ercegovic | image |
| Halymenia rodrigueziana | Feldmann | image |
| Halymenia rosacea | J. Agardh | image |
| Halymenia rosea | Howe & Taylor | image |
| Halymenia rotunda | Okamura | Nippon kaiso-shi: | 536 | 1936 |
| Halymenia rubens | (L.) Duby | image |
| Halymenia rubescens | (Lyngbye) Postels & Ruprecht | image |
| Halymenia saccata | (Lepechin) C. Agardh | image |
| Halymenia saccata | Harvey | image |
| Halymenia saccata | Harvey in Hooker | Fl. Tasman. | 2: 327 | 1859 |
| Halymenia saccata var. simplex | C. Agardh | image |
| Halymenia santamariae | Taylor | image |
| Halymenia santamariae | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 205, pl. 64: fig. 1 | 1945 |
| Halymenia sarniensis | (Mertens) Gaillon | image |
| Halymenia schizymenioides | Hollenberg & Abbott | Can. J. Bot. | 43: 1182, figs. 2, 10 | 1965 |
| Halymenia senegalensis | Bodard | image |
| Halymenia senegalensis | M. Bodard | Bull. Inst. Fondam. Afrique Noire, Sér. A, Sci. Nat. | 33: 1 [name], 16 [name in table], 15 [description without name], figs. 1-10 | 1971 |
| Halymenia siliquosa | Lyngbye | image |
| Halymenia silviae | C.A.A. Azevedo, V. Cassano & M.C. Oliveira | Phycologia | 55: 435, figs. 27-39 | 2016 |
| Halymenia sinensis | C.K. Tseng & C.F. Chang in C.K. Tseng (ed.) | Common Seaweeds of China: | 96, pl. 51: fig. 1 | 1983 |
| Halymenia sobolifera | (Vahl) C. Agardh | image |
| Halymenia spathulata | (Kützing) Kützing | image |
| Halymenia spathulata | J. Agardh | Alg. medit.: | 96 | 1842 |
| Halymenia spatiformis_('spataeformis') | Kützing | image |
| Halymenia speciosa | Zanardini | image |
| Halymenia spermophora | (L.) Lamouroux | image |
| Halymenia stipitata | I.A. Abbott | Phycol. Res. | 46: 99, figs. 4-9 | 1998 |
| Halymenia stiriata_('striata') | (Turner) Lamouroux | image |
| Halymenia subtilis | (Turner) W.J. Hooker | image |
| Halymenia taiwanensis | S.-M. Lin, C. Rodríguez-Prieto & J. Huisman in Rodríguez-Prieto et al. | Phycologia | 61: 388, figs. 11-35 | 2022 |
| Halymenia templetonii | (Setchell & Gardner) Abbott | image |
| Halymenia templetonii | (Setchell & N.L. Gardner) Abbott | J. Phyc. | 3: 143 | 1967 |
| Halymenia tenera | Howe | image |
| Halymenia tenuis | C. Agardh ex Ruprecht | image |
| Halymenia tenuispina | Kützing | Tab. Phycol. | 17: 1, pl. 2: figs. a, b | 1867 |
| Halymenia tenuispina | Kützing | image |
| Halymenia tondoana | O. De Clerck & J.J. Hernández-Kantún in Hernández-Kantún et al. | Eur. J. Phycol. | 47: 428, figs. 10-15 | 2013 |
| Halymenia trabeculata | Ercegovic | image |
| Halymenia trigona | (Clemente) C. Agardh | Sp. alg. | 1(2): 211 | 1822 |
| Halymenia trigona var. cartilaginea | C. Agardh | image |
| Halymenia trigona var. decipiens | (J. Agardh) Codomier | image |
| Halymenia trigona var. decipiens | (J. Agardh) Codomier | image |
| Halymenia trigona var. plana | Codomier | image |
| Halymenia trigona var. plana | L. Codomier | image |
| Halymenia trigona var. plana | L. Codomier | Vie et Milieu | 24 A: 15, fig. 15B | 1974 |
| Halymenia trigona var. plana | L. Codomier | Bull. Soc. Bot. France | 120: 135 | 1973 |
| Halymenia tubulosa | Weber-van Bosse | image |
| Halymenia turuturu | Okamura | image |
| Halymenia ulvoidea | (Sonder) Kützing | Species algarum: | 718 | 1849 |
| Halymenia ulvoidea | (Sonder) Kützing | image |
| Halymenia ulvoidea | Zanardini | image |
| Halymenia undulata | J. Agardh | image |
| Halymenia urvilliana | Montagne | image |
| Halymenia usnea | (Turner) Greville | image |
| Halymenia utriana | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 206, pl. 34: fig. 2 | 1945 |
| Halymenia variegata | Bory in Duperrey | Voy. Coquille: | 179, pl. 14 | 1828 |
| Halymenia ventricosa | (Lamouroux) C. Agardh | image |
| Halymenia ventricosa | Zanardini | image |
| Halymenia venusta | Børgesen | Bull. Misc. Inform. [Kew] | 1932: 124, fig. 11, pl. V | 1932 |
| Halymenia venusta | Boergesen | image |
| Halymenia verruculosa | (Bertoloni) Duby | Bot. Gall.: | 942 | 1830 |
| Halymenia villosa | J.M. Huisman & O. De Clerck in Huisman | Algae of Australia: Marine Benthic Algae of North-western Australia. 2: | 291, fig. 82F-H | 2018 |
| Halymenia vinacea | Howe & Taylor | image |
| HALYMENIACEAE | Reichenbach | image |
| HALYMENIAE | Bory | image |
| HALYMENIALES | G.W. Saunders & G.T. Kraft | Canad. J. Bot. | 74: 703 | 1996 |