| Name | Author | Source | Citation | Year |
|---|
| Catenella opuntia | (Goodenough & Woodward) Greville | Alg. Brit.: | lxiii | 1830 |
| Catenella opuntia var. elatior | J. Agardh | image |
| Catenella opuntia var. fusiformis | J. Agardh | image |
| Catenella opuntia var. libera | Schiffner | image |
| Catenella opuntia var. pinnata | (Harvey) J. Agardh | image |
| Ceramium opuntia | Schousboe | image |
| Chondria opuntia | (Goodenough & Woodward) C. Agardh | image |
| Chondria opuntia | J. Agardh | image |
| Chondria opuntia | J. Agardh | Linnaea | 15: 21 | 1841 |
| Chordaria opuntia | (Goodenough & Woodward) Sprengel | image |
| Chrysymenia opuntia | (J. Agardh) Endlicher | image |
| Chrysymenia opuntia | Endlicher | Mantissa botanica altera. Sistens generum plantarum supplementum tertium: | 42 | 1843 |
| Codium opuntia | (L.) Schousboe | image |
| Coelarthrum opuntia | (Endlicher) Børgesen | J. Indian Bot. Soc. | 16: 333 | 1937 |
| Coelarthrum opuntia | (J. Agardh) Børgesen | image |
| Corallina opuntia | Linnaeus | Systema naturae per regna tria naturae ... Editio decima ...: | 805 | 1758 |
| Corallinopsis opuntia | Schousboe | image |
| Corallinopsis opuntia | Schousboe | image |
| Corallopsis opuntia | J. Agardh | Lunds Univ. A\*orsskr. | 8 (Afd. Math. & Naturv. 6): 40 | 1872 |
| Dumontia opuntia | Crouan frat. | image |
| Flabellaria opuntia | (L.) Lamarck | image |
| Fucus opuntia | Goodenough & Woodward | Transactions of the Linnean Society [London] | 3: 107, 219 | 1797 |
| Fucus opuntia var. caespitosus | Turner | A synopsis of the British Fuci: | 387 | 1802 |
| Gastridium opuntia | Lyngbye | image |
| Gastroclonium opuntia | (Endlicher) Kützing | Species algarum: | 866 | 1849 |
| Gastroclonium opuntia | (J. Agardh) Kützing | image |
| Gigartina opuntia | (Turner) Lamouroux | image |
| GRACILARIA subg. HYDROPUNTIA | C.K. Tseng & B.-M. Xia | Bot. Mar. | 42: 210 | 1999 |
| Gracilaria opuntia | (J. Agardh) Krishnamurthy & Rajendran | image |
| Gracilaria opuntia | (J. Agardh) V. Krishnamurthy & N.R. Rajendran in T.V. Desikachary, V. Krishnamurthy, & M.S. Balakrishnan | Rhodophyta. Part II B: | 100 | 1998 |
| Gracilaria opuntia | (Svedelius) Durairatnam | image |
| Griffithsia opuntia | J. Agardh | image |
| HALIMEDA sect. OPUNTIAE | J. Agardh ex De Toni | Syll. Alg. | 1: 521 | 1889 |
| HALIMEDA sect. PSEUDO-OPUNTIAE | J. Agardh ex De Toni | Syll. Alg. | 1: 520 | 1889 |
| Halimeda opuntia | (L.) Lamouroux | image |
| Halimeda opuntia | (Linnaeus) Lamouroux | Histoire des polypiers coralligènes flexibles, vulgairement nommés zoophytes: | 308 | 1816 |
| Halimeda opuntia f. cordata | (J. Agardh) Barton | image |
| Halimeda opuntia f. elongata | (Barton) Barton | image |
| Halimeda opuntia f. hederacea | Barton | Siboga-Exped. Monogr. | 60: 21, pl. III: fig. 23 | 1901 |
| Halimeda opuntia f. intermedia | Yamada | image |
| Halimeda opuntia f. minima | Taylor | image |
| Halimeda opuntia f. minima | W.R. Taylor | Pl. Bikini: | 82, 206, pl. 39: fig. 2 | 1950 |
| Halimeda opuntia f. minor | Vickers | image |
| Halimeda opuntia f. multicaulis | Reinbold | image |
| Halimeda opuntia f. opuntia | J. Agardh | image |
| Halimeda opuntia f. renschii | (Hauck) Barton | Siboga-Exped. Monogr. | 60: 21 | 1901 |
| Halimeda opuntia f. triloba | (Decaisne) J. Agardh | Alg. Syst. | 5: 84 | 1887 |
| Halimeda opuntia var. crassiuscula | Grunow | image |
| Halimeda opuntia var. hederacea | (Barton) Hillis | image |
| Halimeda opuntia var. intermedia | Grunow | image |
| Halimeda opuntia var. macropus | Askenasy | image |
| Halimeda opuntia var. minor | (Vickers) W.R. Taylor | image |
| Halymenia opuntia | (Goodenough & Woodward) Kützing | image |
| Halymenia opuntia | Nelson & Duncan | image |
| HYDROPUNTIA | C.K. Tseng & B.-M. Xia | Bot. Mar. | 42: 210 | 1999 |
| HYDROPUNTIA | J.P.F.C. Montagne | image |
| Hydropuntia albornozii | (N. Rodríguez de Ríos) M.J. Wynne | Taxon | 38: 476 | 1989 |
| Hydropuntia albornozii | (N. Rodriguez de Rios) M.J. Wynne | image |
| Hydropuntia caudata | (J. Agardh) C.F.D. Gurgel & S. Fredericq | J. Phycol. | 40: 155 | 2004 |
| Hydropuntia changii | (B.M. Xia & I.A. Abbott) M.J. Wynne | Taxon | 38: 476 | 1989 |
| Hydropuntia cornea | (J. Agardh) M.J. Wynne | Taxon | 38: 476 | 1989 |
| Hydropuntia corymbiata | (N. Rodríguez de Ríos) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia corymbiata | (N. Rodriguez de Rios) M.J. Wynne | image |
| Hydropuntia crassissima | (Crouan frat.) M.J. Wynne | image |
| Hydropuntia crassissima | (P. Crouan & H. Crouan) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia dentata | (J. Agardh) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia divergens | (B.M. Xia & I.A. Abbott) | image |
| Hydropuntia divergens | (B.M. Xia & I.A. Abbott) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia edulis | (S.G. Gmelin) C.F.D. Gurgel & S. Fredericq | J. Phycol. | 40: 155 | 2004 |
| Hydropuntia eucheumatoides | (Harvey) C.F.D. Gurgel & S. Fredericq | J. Phycol. | 40: 155 | 2004 |
| Hydropuntia fastigiata | (C.F. Chang & B.M. Xia) | image |
| Hydropuntia fastigiata | (C.F. Chang & B.M. Xia) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia fisheri | (B.M. Xia & I.A. Abbott) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia henriquesiana | (Hariot) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia millardetii | (Montagne) C.F.D. Gurgel, J.N. Norris & S. Fredericq | Phytotaxa | 374: 10 | 2018 |
| Hydropuntia multifurcata | (Børgesen) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia multifurcata | (Børgesen) M.J. Wynne | image |
| Hydropuntia pauciramosa | (N. Rodríguez de Ríos) N. Rodríguez de Ríos | Ernstia, n.s. | 1: 39 | 1991 |
| Hydropuntia percurrens | (I.A. Abbott) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia perplexa | (Byrne & Zuccarello) K.Y. Conklin, D.C. O'Doherty, & A.R. Sherwood | Pacific Science | 68: 427 | 2014 |
| Hydropuntia preissiana | (Sonder) C.F.D. Gurgel & S. Fredericq | J. Phycol. | 40: 155 | 2004 |
| Hydropuntia ramulosa | (C.F. Chang & B.M. Xia) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia rangiferina | (Kützing) C.F.D. Gurgel & S. Fredericq | J. Phycol. | 40: 156 | 2004 |
| Hydropuntia secunda | C.F.D. Gurgel & S. Fredericq | J. Phycol. | 40: 156 | 2004 |
| Hydropuntia subtilis | (B.M. Xia & I.A. Abbott) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia tsudae | (I.A. Abbott & I. Meneses) M.J. Wynne | Taxon | 38: 477 | 1989 |
| Hydropuntia urvillei | Montagne | Prodr. Gen. Phyc.: | 7 | 1842 |
| Hydropuntia usneoides | (C. Agardh) C.F.D. Gurgel, & S. Fredericq | J. Phycol. | 40: 156 | 2004 |
| Hydropuntia vanbosseae | (I.A. Abbott) M.J. Wynne | Taxon | 38: 478 | 1989 |
| Kaliformia opuntia | (Good. & Woodw.) Stackhouse | image |
| Kaliformis opuntia | (Good. & Woodw.) Stackhouse | image |
| Lomentaria opuntia | (Endlicher) J. Agardh | Sp. Alg. | 2: 737 | 1852 |
| Lomentaria opuntia | (Goodenough & Woodward) Gaillon | image |
| Lomentaria opuntia | J. Agardh | image |
| MICROPUNTIA | J. Agardh | image |
| OPUNTIA | Naccari | image |
| Opuntia reniformis | Naccari | image |
| OPUNTIAE | J. Agardh ex De Toni | Syll. Alg. | 1: 521 | 1889 |
| Opuntiodes opuntia | (Linnaeus) O. Kuntze | image |
| PSEUDO-OPUNTIAE | J. Agardh ex De Toni | section of Halimeda Lamouroux 1812 | Syll. Alg. | 1: 520 |
| Rivularia opuntia | (Goodenough & Woodward) J.E. Smith | English Botany | 26: pl. 1868 | 1808 |
| Sedoidea opuntia | (Endlicher) Kuntze | Rev. Gen. Pl. | 2: 921 | 1891 |
| Sphaerococcus opuntia | (Goodenough & Woodward) Stackhouse | image |
| Ulva opuntia | (Good. & Woodw.) Poiret | image |