| Name | Author | Source | Citation | Year |
|---|
| Gelidium crassifolium | P. & R. mscr. | image |
| Gelidium pulchellum var. supradecompositum | (Kützing) | image |
| Gelidium howei | C. Acleto | Bol. Soc. Peruana Bot. | 6: 27, figs. 73, 74, 78-82 | 1973 |
| Gelidium howei | Acleto | image |
| Gelidium usmanghanii | S. Afaq-Husain & M. Shameel | Candollea | 51: 440, figs. 1-18 | 1996 |
| Gelidium pusillum var. pakistanicum | S. Afaq-Husain & M. Shameel | Pakistan J. Botany | 31: 373, figs. 3, 4 | 1999 |
| Gelidium corneum var. hystrix | J. Agardh | Sp. Alg. | 2: 470 | 1851 |
| Gelidium lingulatum | J. Agardh | Lunds Univ. A\*orsskr. 8, Afd. Math. och Naturv. | 6: 30 | 1872 |
| Gelidium variabile | J. Agardh | Sp. alg. | 2: 468 | 1851 |
| Sphaerococcus gelidium | J. Agardh | Linnaea | 15: 17 | 1841 |
| Gelidium australe | J. Agardh | Alg. Syst. | 8{6}: 30, no fig. | 1872 |
| Gelidium corneum var. caespitosum | (Turner) J. Agardh | Sp. Alg. | 2: 470 | 1851 |
| Gelidium rigidum var. radicans | (Bory de Saint-Vincent) J. Agardh | Sp. Alg. | 2: 469 | 1851 |
| Gelidium ustulatum | (Turner) J. Agardh | Alg. Medit.: | 102 | 1842 |
| Eucheuma gelidium | (J. Agardh) J. Agardh | Öfvers. K. [Svenska] Vet.-Akad. Förh. | 4: 16 | 1847 |
| Gelidium corneum var. pristoides | (C. Agardh) J. Agardh | Sp. alg. | 2: 470 | 1851 |
| GELIDIUM | J. Agardh | image |
| Gelidium caulacantheum | J. Agardh | image |
| Gelidium corneum var. caespitosum_('caespitosa') | (Turner) J. Agardh | image |
| Gelidium lingulatum | J. Agardh | image |
| Gelidium longipes | J. Agardh | image |
| Gelidium rigidum var. radicans | (Bory) J. Agardh | image |
| Gelidium seminudum | J. Agardh | image |
| Gelidium serpens | J. Agardh | image |
| Gelidium serrulatum | J. Agardh | image |
| Gelidium spinulosum | J. Agardh | image |
| Gelidium spinulosum var. oxyacanthum | J. Agardh | image |
| Gelidium ustulatum | (C. Agardh) J. Agardh | image |
| Gelidium madagascariense | A.V. Andriamampandry | Cryptog.: Algol. | 9: 248, 250, figs. 14-26 | 1988 |
| Gelidium corneum var. pectinatum | Ardissone & Strafforello in Ardissone | Phyc. medit. | 1: 288 | 1883 |
| Gelidium corneum var. nanum | Ardissone & Strafforello | image |
| Gelidium corneum f. clavatum_('clavata') | Ardissone | Florid. ital. | 2{1}: 18 | 1874 |
| Gelidium corneum f. algeriense | Ardissone | Florid. Ital. | 2{1}: 19-20 | 1875 |
| Gelidium corneum f. hypnoides | Ardissone | Florid. Ital. | 2{1}: 19-20 | 1875 |
| Gelidium corneum f. ligusticum_('ligustica') | Ardissone | Florid. Ital. | 2{1}: 19-20 | 1875 |
| Gelidium corneum f. plumula | Ardissone | Florid. Ital. | 2{1}: 19-20 | 1875 |
| Gelidium crinale f. secundatum | (Zanardini ex Kützing) Ardissone | Florid. Ital. | 2{1}: 24 | 1875 |
| Gelidium crinale var. subdichotomum | Ardissone | Florid. Ital. | 2{1}: 23 | 1875 |
| Gelidium crinale f. adriaticum_('adriatica') | Ardissone | Florid. Ital. | 2{1}: 23 | 1875 |
| Gelidium crinale f. bipinnatum_('bipinnata') | Ardissone | Florid. Ital. | 2{1}: 23 | 1875 |
| Gelidium crinale f. corymbosum_('corymbosa') | (Kützing) Ardissone | Florid. Ital. | 2{1}: 24 | 1875 |
| Gelidium crinale f. lubricum_('lubrica') | (Kützing) Ardissone | Florid. Ital. | 2{1}: 24 | 1875 |
| Gelidium crinale f. spinescens | (Kützing) Ardissone | Florid. Ital. | 2{1}: 24 | 1875 |
| Gelidium crinale var. spathulatum | (Kützing) Ardissone | Phyc. Medit. | 1: 290 | 1883 |
| Gelidium crinale var. nudiusculum | Ardissone | image |
| Gelidium crinale var. spathulatum | (Kützing) Ardissone | image |
| Gelidium biserratum | Børgesen | Biol. Meddel. Kongel. Danske Vidensk. Selsk. | 19{1}: 8, figs. 2, 3 | 1943 |
| Gelidium heteroplatos | Børgesen | Bull. Misc. Inform. [Kew] | 1934: 3, fig. 3, pl. I (lower) | 1934 |
| Gelidium pulvinatum f. parvissimum | Børgesen | Biol. Meddel. Kongel. Danske Vidensk. Selsk. | 12{2}: 42, fig. 17 | 1935 |
| Gelidium biserratum | Børgesen | image |
| Gelidium heteroplatos | Børgesen | image |
| Gelidium pulvinatum f. parvissimum_('parvissima') | Børgesen | image |
| Gelidium concinnum | Baardseth | Mar. alg. Tristan da Cunha: | 9: 50, figs. 22, 24B,C | 1941 |
| Gelidium inflexum | Baardseth | image |
| Gelidium regulare | Baardseth | image |
| Gelidium rigidum var. unilaterale | (Harvey & Bailey) Bailey & Harvey | image |
| Gelidium pulchellum var. genuinum | Batters | J. Bot. (London) | 40(suppl.): 62 | 1902 |
| Gelidium pulchellum var. claviferum | (Turner) Batters | J. Bot. (London) | 40(suppl.): 62 | 1902 |
| Gelidium aculeatum | (Grev.) Batters | image |
| Gelidium aculeatum var. abnorme | (Turner) Batters | image |
| Gelidium attenuatum var. confertum | (Turner) Batters | image |
| Gelidium latifolium var. flexuosum | (Harvey) Batters | image |
| Gelidium latifolium var. laciniatum | (C. Agardh) Batters | image |
| Gelidium pulchellum var. setaceum | (Turner) Batters | image |
| Gelidium palmatum | G.H. Boo & K.M. Kim | Algae | 35: 35, figs. 1, 2 | 2020 |
| Gelidium yoshidae | G.H. Boo & R. Terada in Boo et al. | Mol. Phylogen. Evol. | 101: 368 | 2016 |
| Gelidium hirsutum | (Okamura) G.H. Boo & R. Terada in Boo et al. | Mol. Phylogen. Evol. | 101: 368 | 2016 |
| Gelidium longiramulosum | (Y. Lee & B. Kim) G.H. Boo in Boo et al. | Mol. Phylogen. Evol. | 101: 368 | 2016 |
| Gelidium rosulatum | G.H. Boo, J.K. Park, K.S. Han & H.S. Yoon | Phycologia | 61: 333, figs. 3-18 | 2022 |
| Gelidium millarianum_('millariana') | G.H. Boo, J.R. Hughey, K.A. Miller & S.M. Boo | Scientific Reports | 6:35337, 3, fig. 6 | 2016 |
| Gelidium leptum | G.H. Boo, L. Le Gall, & H.S. Yoon, in Boo et al. | Diversity | 14{826}: 7, fig. 4 | 2022 |
| Gelidium sentosaense | G.H. Boo, Y. Cai & S.M. Boo | Phycologia | 55: 248, figs. 1-17 | 2016 |
| Gelidium latifolium | Bornet | image |
| Gelidium spathulatum | (Kützing) Bornet | image |
| Gelidium latifolium | Bornet ex Hauck | image |
| Gelidium pluma | Bornet ex Loomis | Allan Hancock Found. Occas. Pap. | 24: 2, pl. 1; pl. 2: figs. 1,2 | 1960 |
| Gelidium latifolium | (Greville) Bornet in Bornet & Thuret | Notes Algol.: | 58 | 1876 |
| Gelidium arbuscula | Bory | image |
| Gelidium filicinum | Bory | image |
| Gelidium neglectum | Bory | image |
| Gelidium hypnosum | Bory ex Montagne | image |
| Gelidium rigidum | Bory mss | image |
| Gelidium pes-ranae_('Pes | Ranae') Bory mss. | image |
| Gelidium guimaraesiae | B. Brunelli, D. Milstein, S.M. Boo, & M.T. Fujii | Phytotaxa | 388: 279, figs. 3-5 | 2019 |
| Gelidium brasiliense | B. Brunelli, S.M. Boo & M.T. Fujii in Brunelli et al. | Journal of Applied Phycology | 31: 954, figs. 1, 2 | 2018 |
| Gelidium allanii | V.J. Chapman | Mar. alg. New Zealand | 3: 98, pl. 33,A | 1969 |
| Gelidium allanii | Chapman | image |
| Gelidium allanii var. atro-purpurea | Chapman | image |
| Gelidium caulacantheum f. fasciculatum | Chapman | image |
| Gelidium caulacantheum f. laxiforme | Chapman | image |
| Gelidium caulacantheum var. pygmaeum | Chapman | image |
| Gelidium caulacantheum var. pygmaeum | Chapman | image |
| Gelidium crinale ecad libera | Chapman | image |
| Gelidium subulifolium | (Hooker fil. & Harvey) Chapman | image |
| Meristiella gelidium | (J. Agardh) D.P. Cheney & P.W. Gabrielson in P.W. Gabrielsen & D.P. Cheney | J. Phycol. | 23: 483 | 1987 |
| Meristiella gelidium | (J. Agardh) Cheney & Gabrielson | image |
| Gelidium crinale f. luxurians | Collins | image |
| Gelidium crinale var. luxurians | Collins | image |
| Gelidium crinale var. luxurians | (F.S. Collins) F.S. Collins ex N.L. Gardner | Univ. Calif. Publ. Bot. | 13{14}: 277 | 1927 |
| Gelidium crinale f. luxurians | F.S. Collins in Collins, Holden & Setchell | Phyc. Bor.-Amer.: | 1138 | 1903 |
| Mychodea gelidium | (J. Agardh) P. Crouan & H. Crouan in Mazé & Schramm | Essai Class. Alg. Guadeloupe, ed. 2: | 229 | 1878 |
| Gelidium corneum var. luxurians | Crouan & Crouan | image |
| Gelidium delicatulum | (Kützing) Crouan & Crouan | image |
| Gelidium gracile_('gracilis') | Crouan & Crouan | image |
| Gelidium ligulatonervosum | Crouan fr. | image |
| Mychodea gelidium | (J. Agardh) Crouan fr. | image |
| Gelidium flaccidum | Dangeard | image |
| Gelidium foliosum | Dangeard | image |
| Gelidium intertextum | P. Dangeard | image |
| Gelidium pusillum var. mucronatum | Dangeard | image |
| Gelidium pusillum var. simplex | P. Dangeard | image |
| Gelidium umbricola_('unbricolum') | E.Y. Dawson & Neushul | Nova Hedwigia | 12: 175, pl. 41(1): figs. 1-5 | 1966 |
| Gelidium umbricola_('umbricolum') | Dawson & Neushul | image |
| Gelidium sonorense | E.Y. Dawson | Allan Hancock Pacific Exped. | 17: 75, pl. 5: fig. 5, pl. 21: fig. 2 | 1953 |
| Gelidium coronadense | E.Y. Dawson | Allan Hancock Pacific Exped. | 17: 67, pl. 4: fig. 6; pl. 22: figs. 2, 3 | 1953 |
| Gelidium deciduum | E.Y. Dawson | Allan Hancock Pacific Exped. | 17: 68, pl. 5: fig. 4; pl. 22: fig. 1 | 1953 |
| Gelidium microdentatum | E.Y. Dawson | Pacific Naturalist | 1{19/20}: 36, fig. 2C,D | 1960 |
| Gelidium venturianum | E.Y. Dawson | Bull. S. Calif. Acad. Sci. | 57: 67, fig. 2 [pl. 20]; fig. 5 [pl. 21] | 1958 |
| Gelidium coronadense | Dawson | image |
| Gelidium deciduum | Dawson | image |
| Gelidium microdentatum | Dawson | image |
| Gelidium sonorense | Dawson | image |
| Gelidium venturianum | Dawson | image |
| Gelidium occidentale | De La Pylaie | image |
| Gelidium helenae | Dickinson | Bull. Misc. Inform. [Kew] | 1949: 565, figs. 1, 2, pl. 3 | 1950 |
| Gelidium rumpii | Dickinson | Bull. Misc. Inform. [Kew] | 1949: 565, pl. 4 | 1950 |
| Gelidium elminense | Dickinson | image |
| Gelidium helenae | C.I. Dickinson | image |
| Gelidium rumpii | C.I. Dickinson | image |
| Gelidium corneum var. eucheuma | Doufour ex De Notaris | image |
| Gelidium corneum var. filicinum | ([Hudson.]) Duby | image |
| Gelidium corneum var. pinnatum | (Hudson) Duby | image |
| Gelidium muricatum | Endlicher | Gen. Pl. Suppl. | 3: 41 | 1843 |
| Gigartina gelidium | (J. Agardh) Endlicher | Gen. Pl. Suppl. | 3: 42 | 1843 |
| Gelidium grubbiae_('grubbae') | Fan | image |
| Gelidium tsengii | Fan | image |
| Gelidium yamadae | Fan | image |
| Gelidium crinale | Farlow ex Anderson | image |
| Meristotheca gelidium | (J. Agardh) E.J. Faye & Masuda in E.J. Faye, S. Shimada, K. Kogame, & M. Masuda | Cryptogamie: Algologie | 25: 254 | 2004 |
| Gelidium melanoideum var. gracile | J. Feldmann & G. Hamel | Rev. Algol. | 9: 110, figs. 16, 18 | 1936 |
| Gelidium crinale var. corymbosum | (Kützing) J. Feldmann & G. Hamel | Revue Algologique | 9: 118 | 1936 |
| Gelidium crinale var. corymbosum | (Kützing) J. Feldmann & G. Hamel | image |
| Gelidium latifolium var. luxurians | (Crouan & Crouan) Feldmann & Hamel | image |
| Gelidium latifolium var. typicum | Feldmann & Hamel | image |
| Gelidium melanoideum var. gracile | Feldmann & Hamel | image |
| Gelidium pulchellum var. claviferum | (Turner) Feldmann & Hamel | image |
| Gelidium pulchellum var. typicum | Feldmann & Hamel | image |
| Gelidium pusillum var. pulvinatum | (C. Agardh) J. Feldmann in J. Feldmann & G. Hamel | Revue Algologique | 9: 113 | 1936 |
| Gelidium vittatum f. laceratum | (Grunow) D.W. Freshwater in E.M. Tronchin, D.W. Freshwater, J.J. Bolton, & R.J. Anderson | Bot. Mar. | 45: 556 | 2002 |
| Gelidium bipectinatum | G. Furnari in G. Furnari, M. Cormaci, & D. Serio | Bocconea | 12: 33, pl. 10: fig. 1 in Montagne, Fl. Algérie (1846) | 1999 |
| Gelidium spinosum var. hystrix | (J. Agardh) G. Furnari in M. Cormaci et al. | Botanica Marina | 40: 213 | 1997 |
| Gelidium crinale | (Turner) Gaillon | Dictionnaire des Sciences Naturelles [Levrault] | 53: 362 | 1828 |
| Gelidium cartilagineum | (L.) Gaillon | image |
| Gelidium crinale | (Turn.) Gaillon | image |
| Gelidium cartilagineum var. robustum | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 280, pl. 54 | 1927 |
| Gelidium arborescens | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 276, pl. 42 | 1927 |
| Gelidium nudifrons | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 274, pl. 43; pl. 37: fig. 2 | 1927 |
| Gelidium purpurascens | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 275, pls. 38, 39 | 1927 |
| Gelidium setchellii | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 275, pl. 40: figs. 1, 2 | 1927 |
| Gelidium sinicola | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 278, pl. 47: fig. 2 | 1927 |
| Gelidium densum | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 278, pl. 47: fig. 1; pl. 48 | 1927 |
| Gelidium polystichum | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 276, pl. 41 | 1927 |
| Gelidium pulchrum | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 279, pls. 50-53 | 1927 |
| Gelidium pyramidale | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 273, pls. 36, 45; pl. 37: fig. 1; pl. 46: fig. 2 | 1927 |
| Gelidium ramuliferum | N.L. Gardner | Univ. Calif. Publ. Bot. | 13: 279, pl. 49 | 1927 |
| Gelidium arborescens | Gardner | image |
| Gelidium cartilagineum var. robustum | Gardner | image |
| Gelidium densum | Gardner | image |
| Gelidium nudifrons | Gardner | image |
| Gelidium polystichum | Gardner | image |
| Gelidium pulchrum | Gardner | image |
| Gelidium purpurascens | Gardner | image |
| Gelidium pyramidale | Gardner | image |
| Gelidium ramuliferum | Gardner | image |
| Gelidium setchellii | Gardner | image |
| Gelidium sinicola | Gardner | image |
| GELIDIUM | (Lamouroux) S.F. Gray | image |
| Gelidium corneum var. latifolium | Greville | Alg. Brit.: | 143 | 1830 |
| Gelidium corneum var. crinale | (Turner) Greville | Alg. Brit.: | 145 | 1830 |
| Gelidium oppositifolium | (C. Agardh) Greville | Alg. Brit.: | lviii | 1830 |
| Gelidium rigidum | (C. Agardh) Greville | Alg. Brit.: | lvii | 1830 |
| Gelidium corneum var. capillaceum | (S.G. Gmelin) Greville | Alg. Brit.: | 143 | 1830 |
| Gelidium corneum var. clavatum | (Lamouroux) Greville | Alg. Brit.: | 144 | 1830 |
| Gelidium corneum var. pulchellum | (Turner) Greville | Alg. Brit.: | 144 | 1830 |
| Gelidium crassifolium | (C. Agardh) Greville | Alg. Brit.: | lviii | 1830 |
| Gelidium labillardierei_('labillardieri') | (Mertens ex Turner) Greville | Alg. Brit.: | lvii | 1830 |
| Gelidium sternbergii | (C. Agardh) Greville | Alg. Brit.: | lviii | 1830 |
| Gelidium asperum_('asper') | (C. Agardh) Greville | image |
| Gelidium burmannii | (C. Agardh) Greville | image |
| Gelidium cervicorne_('cervicornis') | (Turner) Greville | image |
| Gelidium corneum var. abnorme | (Turner) Greville | image |
| Gelidium corneum var. aculeatum | Greville | image |
| Gelidium corneum var. capillaceum | (Gmelin) Greville | image |
| Gelidium corneum var. claviferum_('clavifer') | (Turner) Greville | image |
| Gelidium corneum var. confertum | (Turner) Greville | image |
| Gelidium corneum var. crinale_('crinalis') | (Turner) Greville | image |
| Gelidium corneum var. pinnatum | (Hudson) Greville | image |
| Gelidium corneum var. sesquipedale_('sesquipedalis') | (Turner) Greville | image |
| Gelidium corneum var. uniforme | (Turner) Greville | image |
| Gelidium corniculatum | (Turn.) Greville | image |
| Gelidium labillardierei_('labillardieri') | (Turner) Greville | image |
| Gelidium mirabile | (C. Agardh) Greville | image |
| Gelidium multifidum | Greville | image |
| Gelidium nanum | (C. Agardh) Greville | image |
| Gelidium parvulum | Greville | image |
| Gelidium proliferum | Greville | image |
| Gelidium multiflorum | Greville ex Dunal | image |
| Gelidium rigens | (C. Agardh) Greville ex Kützing | Sp. alg.: | 767 | 1849 |
| Gelidium rigens | (C. Agardh) Greville ex Kützing | image |
| Gelidium rostratum | (Lyngbye) Griffiths | image |
| Gelidium pulvinatum | (C. Agardh) Grun. | image |
| Gelidium pannosum | Grunow | J. Mus. Godeffroy [Hamburg] | 3: 40 | 1873/1874 |
| Gelidium cartilagineum var. setaceum | (C. Agardh) Grunow | Alg. Novara: | 81 | 1867 |
| Gelidium corneum var. subrigidum_('sub-rigidum') | Grunow | Alg. Novara: | 81, no fig. | 1867 |
| Gelidium pulvinatum | (C. Agardh) Grunow | Alg. Novara: | 81 | 1867 |
| Gelidium cartilagineum var. canariensis | Grunow | image |
| Gelidium crinale var. chiloense_('chiloensis') | (Kützing) Grunow | image |
| Gelidium rigidiusculum | Grunow ex Feldmann | image |
| Gelidium cartilagineum var. canariense_(`canariensis') | Grunow in Piccone | Croc. Corsaro Isole Madera e Canarie: | 56 | 1884 |
| Gelidium gracile | Grunow mscr | image |
| Gelidium microglossum | A.L. Grusz & D.W. Freshwater | Pacific Science | 68: 104, figs. 5, 6 | 2014 |
| Gelidium fasciculatum | Hamel | image |
| Gelidium unilaterale | Harvey & Bailey | image |
| Gelidium corneum var. ramellosum | (Kützing) Harvey | Phycol. Austral. | 5: xxxv | 1863 |
| Gelidium proliferum | Harvey | Trans. R. Irish Acad. | 22(Science): 551 | 1855 |
| Gelidium coulteri | Harvey | Ner. bor.-amer. | 2: 117 | 1853 |
| Gelidium acrocarpum | Harvey | image |
| Gelidium acrocarpum | Harvey | image |
| Gelidium corneum var. flexuosum | Harvey | image |
| Gelidium corneum var. proliferum | Harvey | image |
| Gelidium corneum var. ramellosum | (Kützing) Harvey | image |
| Gelidium acrocarpum | Harvey ex Kützing | Tab. Phycol. | 19: 8, pl. 23: figs. a, b | 1869 |
| Gelidium acrocarpum | Harvey ex Kützing | image |
| Gelidium corneum var. subuliferum | Harvey ex Laing' | image |
| Gelidium lanceolatum | Harvey in Hooker & Arnott | Bot. Beechey's Voy.: | 164 | 1833 |
| Gelidium amboniense | A.M. Hatta & W.F. Prud'homme van Reine | Blumea | 35: 359, fig. 6 | 1991 |
| Gelidium latifolium f. elongatum | A.M. Hatta & W.F. Prud'homme van Reine | Blumea | 35: 361, fig. 7 | 1991 |
| Gelidium capillaceum f. crinitum_('crinita') | Hauck | image |
| Gelidium crinale var. genuinum | Hauck | image |
| Gelidium crinale var. lubricum | (Kützing) Hauck | image |
| Gelidium crinale var. polycladum | (Kützing) Hauck | image |
| Gelidium crinale var. spathulatum | (Kützing) Hauck | image |
| Gelidium latifolium var. hystrix | (J. Agardh) Hauck | image |
| Gelidium aculeatum | (Hering) Hering | image |
| Gelidium aculeatum | Hering in Krauss | Flora | 29: 210 | 1846 |
| Gelidium robustum | (N.L. Gardner) G.J. Hollenberg & I.A. Abbott | Canad. J. Bot. | 43: 1179 | 1965 |
| Gelidium robustum | (Gardner) Hollenberg & Abbott | image |
| Gelidium latifolium f. condensata | Holmes ex Lyle | image |
| Gelidium corneum var. subulifolium | Hook. f. & Harv. | image |
| Gelidium glandulaefolium | Hook. fil. & Harv. | image |
| Gelidium glandulifolium_('glandulaefolium') | Hooker & Harvey | image |
| Gelidium corneum var. attenuatum | (Turner) Hooker | image |
| Gelidium corneum var. deforme | (Turner) Hooker | image |
| Gelidium corneum var. filicinum | (Hudson) Hooker | image |
| Gelidium caloglossoides | Howe | Mem. Torrey Bot. Club | 15: 96, pl. 34: fig. 7, pl. 35 | 1914 |
| Gelidium crispum | Howe | image |
| Gelidium californicum | Huerta | image |
| Gelidium gabrielsonii | J.R. Hughey & G.H. Boo in Boo & Hughey | J. Phycol. | 55: 162, fig. 1A-I | 2018 |
| Gelidium kathyanniae | J.R. Hughey & G.H. Boo in Boo & Hughey | J. Phycol. | 55: 165, fig. 2A-L | 2018 |
| Gelidium lineare | C. Iha & D.W. Freshwater in Iha et al. | Phycologia | 55: 559, figs. 6-24 | 2016 |
| Gelidium nanum | K. Inagaki | J. Jap. Bot. | 25: 20, fig. 1 | 1950 |
| Gelidium nanum | K. Inagaki | image |
| Gelidium calidum | M. Jamas, C. Iha & M.T. Fujii in James et al. | Phytotaxa | 314: 207, figs. 8, 9 | 2017 |
| Gelidium caerulescens | Kützing | Tab. Phycol. | 18: 19, pl. 56: figs. c, d | 1868 |
| Gelidium lingulatum | Kützing | Tab. Phycol. | 18: 23, pl. 65: figs. a-c | 1868 |
| Gelidium repens | Kützing | Tab. Phycol. | 18: 21, pl. 60: figs. a, b | 1868 |
| Gelidium miniatum | (Sprengel) Kützing | Sp. Alg.: | 767 | 1849 |
| Gelidium ramelliferum | Kützing | Diagn. u. Bemerk.: | 16 | 1863 |
| Gelidium multicorne | Kützing | Tab. Phycol. | 18: 23, pl. 66: figs. a-d | 1868 |
| Gelidium pristoides | (Turner) Kützing | Phycol. Gen.: | 407 | 1843 |
| Gelidium fastigatum | Kützing | Diagn. u. Bemerk.: | 16 | 1863 |
| Gelidium intricatum | (C. Agardh) Kützing | Species algarum: | 767 | 1849 |
| Gelidium micropterum | Kützing | Tab. Phycol. | 18: 21, pl. 59: figs. c-g | 1868 |
| Gelidium proliferum | Kützing | Tab. Phycol. | 18: 19, pl. 55: figs. a, b | 1868 |
| Gelidium radicans | (Bory de Saint-Vincent) Kützing | Species algarum: | 767 | 1849 |
| Gelidium serratum | Kützing | Tab. Phycol. | 18: 22, pl. 62: figs. a-c | 1868 |
| Gelidium dentatum | Kützing | Phyc. gen.: | 407 | 1843 |
| Gelidium constrictum | (Sonder) Kützing | Sp. alg.: | 767 | 1849 |
| Gelidium denticulatum | Kützing | Sp. Alg.: | 768 | 1849 |
| Gelidium apiculatum | Kützing | image |
| Gelidium asperulum | Kützing | image |
| Gelidium caerulescens | Kützing | image |
| Gelidium capillaceum | (Gmelin) Kützing | image |
| Gelidium claviferum | (Turner) Kützing | image |
| Gelidium coarctatum | Kützing | image |
| Gelidium compositum | Kützing | image |
| Gelidium confervicola | (Chamisso) Kützing | image |
| Gelidium constrictum | (Turn.) Kützing | image |
| Gelidium corallinum | Kützing | image |
| Gelidium corneum var. linnaei | Kützing | image |
| Gelidium corneum var. claviferum_('clavifer') | (Turn.) Kützing | image |
| Gelidium corneum var. heterophyllum | (Clem.) Kützing | image |
| Gelidium corneum var. hypnoides | Kützing | image |
| Gelidium corneum var. laciniatum | (C. Agardh) Kützing | image |
| Gelidium corneum var. proliferum | Kützing | image |
| Gelidium corneum var. pulchellum | (Turn.) Kützing | image |
| Gelidium corneum var. sericeum | (Gmel.) Kützing | image |
| Gelidium crinitum | (Gmelin) Kützing | image |
| Gelidium dentatum | Kützing | image |
| Gelidium denticulatum | (Vahl) Kützing | image |
| Gelidium elegans | Kützing | image |
| Gelidium fastigatum | Kützing | image |
| Gelidium fastigatum | Kützing | image |
| Gelidium intricatum | (C. Agardh) Kützing | image |
| Gelidium lingulatum | (J. Agardh) Kützing | image |
| Gelidium linoides | Kützing | image |
| Gelidium microdon | Kützing | image |
| Gelidium micropterum | Kützing | image |
| Gelidium miniatum | (Drap.) Kützing | image |
| Gelidium multicorne | Kützing | image |
| Gelidium polyacanthum | Kützing | image |
| Gelidium polycladum | Kützing | image |
| Gelidium proliferum | Kützing | image |
| Gelidium pulchellum | (Turner) Kützing | image |
| Gelidium radicans | (Bory) Kützing | image |
| Gelidium ramelliferum | Kützing | image |
| Gelidium repens | Kützing | image |
| Gelidium sericeum | (Gmelin) Kützing | image |
| Gelidium serratum | Kützing | image |
| Gelidium setaceum | (Turner) Kützing | image |
| Gelidium supradecompositum | Kützing | image |
| Gelidium torulosum | Kützing | image |
| Gelidium vittatum | (L.) Kützing | image |
| Gelidium vittatum var. caulescens | (Gmelin) Kützing | image |
| Gelidium zollingeri | (Kützing) K.M. Kim, G.S. Gerung, & S.M. Boo | Algae | 26: 39 | 2011 |
| Gelidium indonesianum | K.M. Kim, G.S. Gerung, & S.M. Boo | Algae | 26: 209 | 2011 |
| Gelidium coreanum | K.M. Kim, I.K. Hwang, H.S. Yoon & S.M. Boo | Phycologia | 51: 463, figs. 3-15 | 2012 |
| Gelidium jejuense_('jejuensis') | K.M. Kim, I.K. Hwang, H.S. Yoon & S.M. Boo | Phycologia | 51: 467, figs. 16-29 | 2012 |
| Gelidium minimum | K.M. Kim, I.K. Hwang, H.S. Yoon & S.M. Boo | Phycologia | 51: 467, figs. 30-42 | 2012 |
| Gelidium prostratum | K.M. Kim, I.K. Hwang, H.S. Yoon & S.M. Boo | Phycologia | 51: 470, figs. 43-52 | 2012 |
| Gelidium eucorneum | K.M. Kim, I.K. Hwang, J.K. Park & S.M. Boo | J. Phycol. | 47: 905, fig. 2 | 2011 |
| Gelidium caespitosum | Kylin | Lunds Univ. A\*orsskr., N.F., Avd. 2, | 34(8): 8, fig. 2 E-H | 1938 |
| Gelidium arenarium | Kylin | Lunds Univ. A\*orsskr., N.F., Avd. 2, | 34{8}: 8, fig. 2D | 1938 |
| Gelidium reptans | (Suhr) Kylin | Lunds Univ. A\*orsskr., N.F., Avd. 2, | 34{8}: 6 | 1938 |
| Gelidium microphyllum | (Crosby-Smith) Kylin | image |
| Gelidium subuliferum | Laing | image |
| Gelidium amansii | (Lamouroux) Lamouroux | Ann. Mus. Hist. Nat. [Paris] | 20: 129 | 1813 |
| Gelidium anthonini | Lamouroux | Ann. Mus. Hist. Nat. [Paris] | 20: 129, pl. 9: figs. 6, 7 | 1813 |
| Gelidium corneum | (Hudson) Lamouroux | Ann. Mus. Hist. Nat. [Paris] | 20: 129 | 1813 |
| Gelidium corrigerum | Lamouroux | Ann. Mus. Hist. Nat. [Paris] | 20: 129. | 1813 |
| Gelidium spiniforme_(`spiniformis') | (Lamouroux) Lamouroux | Ann. Mus. Hist. Nat. [Paris] | 20: 129 | 1813 |
| Gelidium clavatum | (Lamouroux) Lamouroux | Ann. Mus. Hist. Nat. [Paris] | 20: 129 | 1813 |
| Gelidium versicolor | (S.G. Gmelin) Lamouroux | Ann. Mus. Hist. Nat. [Paris] | 20: 129 | 1813 |
| GELIDIUM | Lamouroux | image |
| Gelidium concatenatum | Lamouroux | image |
| Gelidium corneum var. arbuscula | Lamouroux | image |
| Gelidium corneum var. hypnoides | Lamouroux | image |
| Gelidium corneum var. setaceum_('setacea') | Lamouroux | image |
| Gelidium coronopifolium | (Turner) Lamouroux | image |
| Gelidium corrigerum | Lamouroux | image |
| Gelidium crinale | Lamouroux | image |
| Gelidium intricatum | Lamouroux | image |
| Gelidium setaceum | (Poiret) Lamouroux | image |
| Gelidium spiniforme_('spiniformis') | (Lamouroux) Lamouroux | image |
| Gelidium versicolor | (Gmelin) Lamouroux | image |
| Gelidium anthonini | Lamouroux ex C. Agardh | image |
| Gelidium pusillum | (Stackhouse) Le Jolis | Mém. Soc. Imp. Sci. Nat. Cherbourg | 10: 139 | 1863 |
| Gelidium ceramoides | Levring | Trans. & Proc. Roy. Soc. N.Z. | 77: 395, pl. 41: fig. 1; text-fig. 1A,B | 1949 |
| Gelidium pseudointricatum var. altius | Levring | image |
| Gelidium contortum | Loomis | Allan Hancock Found. Occas. Pap. | 24: 4, pl. 7 | 1960 |
| Gelidium distichum | Loomis | Allan Hancock Found. Occas. Pap. | 6: 2, pls. 4, 5, 9 | 1949 |
| Gelidium gardneri | Loomis | Allan Hancock Found. Occas. Pap. | 24: 5, pl. 8 | 1960 |
| Gelidium irregulare | Loomis | Allan Hancock Found. Occas. Pap. | 24: 6, pl. 9: fig. 1; pl. 10: figs. 1, 2; pl. 11: figs. 2, 3 | 1960 |
| Gelidium papenfussii | Loomis | Allan Hancock Found. Occas. Pap. | 6: 1, pls. 1-3, 8 | 1949 |
| Gelidium reediae | Loomis | Allan Hancock Found. Occas. Pap. | 24: 3, pl. 2: fig. 3; pl. 3 | 1960 |
| Gelidium undulatum | Loomis | Allan Hancock Found. Occas. Pap. | 24: 4, pl. 6 | 1960 |
| Gelidium rectangulare | Lucas | Proc. Linn. Soc. N.S.W. | 56: 407, pl. XXIII: fig. 1 | 1931 |
| Gelidium maidenii | Lucas | image |
| Gelidium pygmaeum | (Lightfoot) Lyngbye | Tent. Hydrophytol. Dan.: | 41 | 1819 |
| Gelidium pinnatifidum | (Hudson) Lyngbye | Tent.: | 40 | 1819 |
| Gelidium gigartinum | (L.) Lyngbye | image |
| Gelidium pinnatifidum var. angustatum | (Turner) Lyngbye | image |
| Gelidium pygmaeum | (Lightf.) Lyngbye | image |
| Gelidium divaricatum | G. Martens | Die Preussische Expedition nach Ost-Asien. Nach amtlichen Quellen. Botanischer Theil: | 30, pl. VIII: fig. 4 | 1868 |
| Gelidium divaricatum | Martens | image |
| Gelidium pusillum f. pseudointricatum | (Skottsberg & Levring) V. May | Proc. Linn. Soc. New South Wales | 74: 198 | 1949 |
| Gelidium lucasii | May | image |
| Gelidium pusillum f. pseudointricatum_('pseudointricata') | (Skottsberg & Levring) May | image |
| Gelidium capillaceum | (Gmel.) Meneghini | image |
| Gelidium cylindricum | Meneghini | image |
| Gelidium hypnoides | Meneghini | image |
| Gelidium pinnatum | Meneghini | image |
| Gelidium capillaceum | (S. Gmelin) Meneghini in Frauenfeld | Verhandlungen des Zoologisch-Botanischen Vereins in Wien | 4 (Abh.): 334 | 1854 |
| Gelidium bernabei | A.J.K. Millar & D.W. Freshwater | Austral. Syst. Bot. | 18: 231, figs. 7, 34-44 | 2005 |
| Gelidium hommersandii | A.J.K. Millar & D.W. Freshwater | Austral. Syst. Bot. | 18: 240, figs. 45, 66-74 | 2005 |
| Gelidium scoparium | Montagne & Millardet in Maillard | Notes sur la Réunion, Annexe O: | 13, pl. XXVII: fig. 1 | 1862 |
| Gelidium corneum var. setaceum | (Turner) Montagne | Exploration scientifique de l'Algérie pendant les années 1840, 1841, 1842 ... Sciences physiques. Botanique. Cryptogamie: | 106 | 1846 |
| Gelidium pectinatum | (Montagne) Montagne | Fl. Algérie: | 108, pl. 10: fig. 1 | 1846 |
| Gelidium decipiens | Montagne | Ann. Sci. Nat. Bot. II | 18: 255 | 1842 |
| Gelidium batrachopus | (Bory) Montagne | image |
| Gelidium corneum var. hypnosum | Montagne | image |
| Gelidium corneum var. nereideum | (Lightf.) Montagne | image |
| Gelidium corneum var. setaceum | (Turn.) Montagne | image |
| Gelidium corneum var. spinulosum | (Montagne) Montagne | image |
| Gelidium pectinatum | Montagne | image |
| Gelidium abbottiorum | R.E. Norris | Jap. J. Phycol. | 38: 41, figs. 2, 3, 7, 8 | 1990 |
| Gelidium minusculum | (Weber-van Bosse) R.E. Norris | Mem. Bot. Surv. S. Africa | 61: 17 | 1992 |
| Gelidium minusculum | (Weber-van Bosse) R. Norris | image |
| Gelidium calcicola | (C.A. Maggs & M.D. Guiry) R.E. Norris in I.A. Abbott (ed.) | Taxon. Econ. Seaweeds | 3: 169 | 1992 |
| Gelidium pteridifolium | R. Norris, Hommersand & Fredericq | image |
| Gelidium pteridifolium | R.E. Norris, M.H. Hommersand, & S. Fredericq | S. African J. Bot. | 53: 375, figs. 1-7, 10 | 1987 |
| Gelidium decumbensum | Okamura | J. Imp. Fish. Inst. [Tokyo] | 29: 60, pl. 27; pl. 32: fig. 7 | 1934 |
| Gelidium pusillum f. foliaceum | Okamura | J. Imp. Fish. Inst. [Tokyo] | 29: 51, pl. 17: figs. 3, 4 | 1934 |
| Gelidium vagum | Okamura | J. Imp. Fish. Inst. [Tokyo] | 29: 58, pl. 25; pl. 32: figs. 8-10 | 1934 |
| Gelidium amansii f. elatum | Okamura | image |
| Gelidium amansii f. elegans | (Kützing) Okamura | image |
| Gelidium amansii f. latius_('latioris') | Okamura | image |
| Gelidium amansii f. teretiusculum | Okamura | image |
| Gelidium amansii f. typica | Okamura | image |
| Gelidium clavatum | Okamura | image |
| Gelidium crinale f. latifolium | Okamura | image |
| Gelidium densum | Okamura | image |
| Gelidium japonicum | (Harvey) Okamura | image |
| Gelidium latiusculum | Okamura | image |
| Gelidium pacificum | Okamura | image |
| Gelidium planiusculum | Okamura | image |
| Gelidium repens | Okamura | image |
| Gelidium subcostatum | Okamura | image |
| Gelidium subfastigiatum | Okamura | image |
| Gelidium subfastigiatum | Okamura | image |
| Gelidium tenue | Okamura | image |
| Gelidium heterocladum | Papenfuss in Stephenson | Annals of the Natal Museum | 11: 303. | 1947 |
| Gelidium adriaticum | C. Perrone, A. Bottalico, G.H. Boo & S.M. Boo in Perrone et al. | Phycologia | 58: 361, figs. 2-13 | 2019 |
| Gelidium carolinianum | C. Perrone, D.W. Freshwater, A. Bottalico, G.H. Boo & S.M. Boo in Perrone et al. | Phycologia | 58: 362, figs. 14-27 | 2019 |
| Gelidium vietnamense | Pham-hoang Ho | image |
| Gelidium crinale var. perpusillum | Piccone & Grunow in Piccone | Nuovo Giorn. Bot. Ital. | 16: 317, no fig. | 1884 |
| Gelidium pusillum var. conchicola | Piccone & Grunow in Piccone | Nuovo Giorn. Bot. Ital. | 16: 316, no fig. | 1884 |
| Gelidium ambiguum | Piccone & Grunow | image |
| Gelidium corneum var. ambiguum | Piccone & Grunow | image |
| Gelidium crinale var. perpusillum_('perpusilla') | Piccone & Grunow | image |
| Gelidium semipennatum | Piccone & Grunow | image |
| Gelidium semipinnatum | Piccone & Grunow | image |
| Gelidium filicinum f. nana | Piccone | image |
| Gelidium corneum var. lepadicola | Postels & Ruprecht | image |
| Gelidium corneum var. nitidum | (C. Agardh) Rabenhorst | image |
| Gelidium corneum var. pulvinatum | (Ag,) Rabenhorst | image |
| Gelidium samoense | Reinbold | image |
| Gelidium maggsiae | J.M. Rice & M.D. Guiry | image |
| Gelidium maggsiae | J.M. Rico & M.D. Guiry | Eur. J. Phycol. | 32: 268, figs. figs. 1-31 | 1997 |
| Gelidium nayaritense | D. Rodríguez, N. Quiroz-González & N. Ponce-Márquez M. in Quiroz-González | Phytotaxa | 527(3): 168, figs. 3. 4 | 2021 |
| Gelidium gonzalezii | D. Rodríguez, N. Quiroz-González, & M.E Ponce-Márquez in Quiroz-González et al. | Phytotaxa | 459: 128, figs. 3, 4 | 2020 |
| Gelidium cristatum | Rosanoff | image |
| Gelidium rex | Santelices & Abbott | image |
| Gelidium chilense | (Montagne) Santelices & Montalva | image |
| Gelidium mcnabbianum | (E.Y. Dawson) B. Santelices | J. Appl. Phycol. | 10: 245 | 1998 |
| Gelidium musciforme_(`musciformis') | (W.R. Taylor) Santelices | Pacific Sci. | 45: 4 | 1991 |
| Gelidium refugiense_(`refugiensis') | (E.Y. Dawson) B. Santelices | Phycologia | 46: 298 | 2007 |
| Gelidium americanum | (Taylor) Santelices | image |
| Gelidium affine | Schiffner | image |
| Gelidium affine f. laxior | Schiffner | image |
| Gelidium crinale var. spinescens | (Kützing) Schiffner | image |
| Gelidium secundatum f. elongata | Schiffner | image |
| Gelidium spathulatum f. genuinum_('genuina') | Schiffner | image |
| Gelidium spathulatum f. peculiare_('peculiaris') | Schiffner | image |
| Gelidium venetum | Schiffner | image |
| PSEUDOGELIDIUM | Schiffner | image |
| Pseudogelidium miniatum | (Lamx.) Schiffner | image |
| Gelidium pusillum f. pulvinatum_('pulvinata') | (C. Agardh) O.C. Schmidt | image |
| Gelidium pusillum var. umbrosum_('umbrosa') | O.C. Schmidt | image |
| Gelidium hildebrandtii | (Hauck) Schmitz | Hedwigia | 33: 197 | 1894 |
| Gelidium pinnatifidum | (J. Agardh) Schmitz | Hedwigia | 33: 194 | 1894 |
| Gelidium beckeri | Schmitz ex Akatsuka | image |
| Gelidium pinnatifidum | (J. Agardh) Schmitz, illeg. | image |
| Gelidium bulae | Schnetter | image |
| Gelidium obtusum | Schousboe | image |
| Gelidium pinnatifidum var. pyramidatum_('pyramidata') | Schousboe | image |
| Gelidium pinnatifidum var. racemosum | Schousboe | image |
| Gelidium rugosulum | Schousboe | image |
| Gelidium melanoideum | Schousboe ex Bornet | Mém. Soc. Natl. Sci. Nat. & Math. Cherbourg | 28: 269 | 1892 |
| Gelidium melanoideum var. filamentosum_(`filamentosa') | Schousboe ex Bornet | Mém. Soc. Natl. Sci. Nat. Cherbourg | 28: 270 | 1892 |
| Gelidium melanoideum var. filamentosum_('filamentosa') | Schousboe ex Bornet | image |
| Gelidium purpurascens f. elongatum | Segi | image |
| Gelidium purpurascens f. pinnatum | Segi | image |
| Gelidium canariense_(`canariensis') | (Grunow) J. Seoane-Camba | Acta Bot. Malac. | 5: 106 | 1979 |
| Gelidium canariensis | (Grunow) Seoane-Camba | image |
| Gelidium cantabricum | Seoane-Camba | image |
| Gelidium canariense | (Grunow) J. Seoane-Camba ex W.F. Prud'homme van Reine, R.J. Haroun, & P.A.J. Audiffred | Nova Hedwigia | 58: 89 | 1994 |
| Gelidium microphysa | Setchell & N.L. Gardner | Proc. Calif. Acad. Sci., ser. 4, | 19: 151, pl. 9: fig. 31 | 1930 |
| Gelidium decompositum | Setchell & N.L. Gardner | Proc. Calif. Acad. Sci., ser. 4, | 12: 743, pl. 71: figs. 54-56; pl. 39 | 1924 |
| Gelidium johnstonii | Setchell & N.L. Gardner | Proc. Calif. Acad. Sci., ser. 4, | 12: 742, pls. 46a, 72, 73 | 1924 |
| Gelidium okamurae_('okamurai') | Setchell & N.L. Gardner | Proc. Calif. Acad. Sci., ser. 4, | 22: 75, pl. 6: fig. 16; pl. 17: fig. 38 | 1937 |
| Gelidium chungii | Setchell & Gardner | image |
| Gelidium decompositum | Setchell & Gardner | image |
| Gelidium johnstonii | Setchell & Gardner | image |
| Gelidium microphysa | Setchell & Gardner | image |
| Gelidium okamurae_('okamurai') | Setchell & Gardner | image |
| Gelidium samoense f. lineare | Setchell | image |
| Gelidium samoense f. minus | Setchell | image |
| Gelidium pakistanicum | (S. Afaq-Husain & M. Shameel) L. Shahnaz & D.W. Freshwater in Freshwater & Shahnaz | Botanica Marina | 62: 144 | 2019 |
| Gelidium tenuifolium | S. Shimada, T. Horiguchi & M. Masuda | Phycol Research | 48: 38, figs. 2-12 | 2000 |
| Gelidium koshikianum | S. Shimada, T. Horiguchi & M. Masuda | Phycol Research | 48: 39, figs. 13-22 | 2000 |
| Gelidium corneum var. corymbosum | (Kützing) Shperk | image |
| Gelidium capense | (S.G. Gmelin) P.C. Silva | image |
| Gelidium capense | (S.G. Gmelin) P.C. Silva | image |
| Gelidium spinosum f. elongatum | (A.H. Hatta & Prud'homme van Reine) P.C. Silva | image |
| Gelidium spinosum | (S. Gmelin) P.C. Silva in Silva, Basson, & Moe | Univ. Calif. Publ. Bot. | 79: 141 | 1996 |
| Gelidium spinosum f. elongatum | (A.M. Hatta & W.F. Prud'homme van Reine) P.C. Silva in Silva, Basson, & Moe | Univ. Calif. Publ. Bot. | 79: 142 | 1996 |
| Gelidium capense | (S. Gmelin) P. Silva in Silva, Meñez, & Moe | Smithsonian Contr. Mar. Sci. | 27: 26 | 1987 |
| Gelidium pseudointricatum | Skottsberg & Levring in Skottsberg | Nat. Hist. Juan Fernandez | 2: 635, pl. 51: fig. 1 | 1941 |
| Gelidium lucidum | (R. Brown ex Turner) Sonder | Pl. Preiss. | 2: 174 | 1848 |
| Gelidium lucidum | (Turner) Sonder | image |
| Gelidium polycladum | Sonder herb. | image |
| Gelidium zollingeri | Sonder in Zollinger | Systematisches Verzeichniss | 1: 2, 4, footnote | 1854 |
| Gelidium applanatum | H. Stegenga, J.J. Bolton, & R.J. Anderson | Contr. Bolus Herb. | 18: 272, pl. 86 | 1997 |
| Gelidium amamiense | Tanaka & K. Nozawa | image |
| Gelidium serra | (S.G. Gmelin) E. Tas\*,kin & M. Wynne | Webbia | 68: 22 | 2013 |
| Gelidium microdonticum | W.R. Taylor | Contr. Univ. Michigan Herb. | 9: 169, text-figs. 19-24 | 1969 |
| Gelidium floridanum | W.R. Taylor | Pap. Mich. Acad. Sci. Arts & Lett. | 28: 153, pl. III: figs. 1, 2 | 1943 |
| Gelidium galapagense | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 155, pl. 5: figs. 2-6 | 1945 |
| Gelidium hancockii | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 157, pl. 34 | 1945 |
| Gelidium isabelae | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 154, pl. 5: figs. 8-12 | 1945 |
| Gelidium pusillum var. cylindricum | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 154, pl. 5: fig. 1 | 1945 |
| Gelidium pusillum var. pacificum | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 153, pl. 5: fig. 7; pl. 33: fig. 1 | 1945 |
| Gelidium sclerophyllum | W.R. Taylor | Allan Hancock Pacific Exped. | 12: 156, pl. 5: fig. 13; pl. 33: fig. 2 | 1945 |
| Gelidium congestum | Taylor | image |
| Gelidium crinale var. platycladum | W.R. Taylor | image |
| Gelidium galapagense | Taylor | image |
| Gelidium hancockii | Taylor | image |
| Gelidium isabelae | Taylor | image |
| Gelidium nova-granatense_('nova-granatensis') | W.R. Taylor | image |
| Gelidium sclerophyllum | Taylor | image |
| Gelidium attenuatum | (Turner) Thuret | image |
| Gelidium sesquipedale | (Turn.) Thuret | image |
| Gelidium sesquipedale | Thuret | image |
| Gelidium tenuissimum | Thuret ex J. Feldmann & Hamel | image |
| Gelidium tenuissimum | Thuret in J. Feldmann & G. Hamel | Rev. Algol. | 9: 102 | 1936 |
| Gelidium pulvinatum | Thuret mscr, | image |
| Gelidium lubricum | Thuret mscr. | image |
| Gelidium ramellosum | (Kützing) Trevisan | Nomencl. Alg.: | 17 | 1845 |
| Gelidium lubricum | (Kützing) Trevisan | image |
| Gelidium ramellosum | (Kützing) Trevisan | image |
| Gelidium spinescens | (Kützing) Trevisan | image |
| Gelidium tenuissimum | Trevisan | image |
| Gelidium profundum | E.M. Tronchin & D.W. Freshwater | Phycologia | 46: 336, figs. 16-23 | 2007 |
| Gelidium declerckii | Tronchin in A.J.K. Millar & D.W. Freshwater | Austral. Syst. Bot. | 18: 236, figs. 53-65 | 2005 |
| Gelidium foliaceum | (Okamura) E.M. Tronchin in E.M. Tronchin, D.W. Freshwater, J.J. Bolton, & R.J. Anderson | Bot. Mar. | 45: 556 | 2002 |
| Gelidium latifolium var. claviferum_('clavifera') | (Kützing) Van Heurck | image |
| Gelidium latifolium var. pulchellum | (Turner) Van Heurck | image |
| Gelidium latifolium var. setaceum | (Turner) Van Heurck | image |
| Gelidium mutabile | Vidovich | image |
| Gelidium latifolium f. globosa | Voronikhin | image |
| Gelidium honghaiwanense | G.C. Wang & X.L. Wang in Wang & Xia | Chinese Journal of Oceanology and Limnology | 35: 1447-1448, fig. 7 | 2017 |
| Gelidium sanyaense | G.C. Wang & X.L. Wang in Wang et al. | Phycologia | 57: 42, figs. 2-10 | 2017 |
| Gelidium yangmeikengense | G.C. Wang & X.L. Wang in Wang et al. | Phycologia | 57: 44, figs. 11-25 | 2017 |
| Gelidium pusillum var. minusculum_(`minuscula') | Weber-van Bosse | Siboga-Exped. Monogr. | 59: 226 | 1921 |
| Gelidium bornetii | Weber-van Bosse | Vid. Meddel. Dansk Naturh. For. Kobenhavn | 81: 107, no fig. | 1926 |
| Gelidium pannosum f. exiguum_('exigua') | Weber-van Bosse | Siboga-Exped. Monogr. | 59b: 224 | 1921 |
| Gelidium pusillum var. minusculum_('minuscula') | Weber-van Bosse | image |
| Gelidium crinale var. claviferum_('clavifer') | (Turner) Woronichin | image |
| Gelidium omanense | M.J. Wynne in M.J. Wynne & D.W. Freshwater | Bot. Mar. | 47: 65, figs. 1-18 | 2004 |
| Gelidium masudae_(`masudai') | Xia Bangmei & C.K. Tseng apud Xia Bangmei, C.K. Tseng, & Wang Yongqiang in Abbott, I.A., & K. McDermid (eds.) | Tax. Econ. Seaweeds | 8: 192, figs. 35-46, 81 | 2002 |
| Gelidium kintaroi | Yamada | image |
| Gelidium inagakii | T. Yoshida | Phycol. Res. | 45: 165 | 1997 |
| Gelidium corneum var. hypnoides | (Naccari) Zanardini | image |
| Gelidium corneum var. hypnoides | Zanardini | image |
| Gelidium corneum var. loncharion | Zanardini | image |
| Gelidium corneum var. loncharion | Zanardini | image |
| Gelidium corneum var. plumula | (Esper) Zanardini | image |
| Gelidium corneum var. plumula | Zanardini | image |
| Gelidium hystrix | Zanardini | image |
| Gelidium plumula | (Zanardini) Zanardini | image |
| Gelidium secundatum | Zanardini ex Kützing | image |
| Gelidium hypnosum | Zanardini in R. Molinier | Vegetatio | 9: table VIII at p. 244 | 1960 |
| GELIDIUM | | image |
| GELIDIUM | | image |
| GELIDIUM | | image |
| GELIDIUM | | image |