| Blechnaceae | |
Anchistea
| C. Presl | Epimel. Bot. 71 | 1851 |
| Blechnaceae | |
Austroblechnum
| Gasper & V.A.O. Dittrich | Phytotaxa 275(3): 202 | 2016 |
| Blechnaceae | ! |
Blechnidium
| T. Moore | Index Fil. clv | 1860 |
| Blechnaceae | |
Blechnopsis
| C. Presl | Epimel. Bot. 115 | 1851 |
| Blechnaceae | |
Blechnopteris
| Trevis. | Atti Ist. Veneto 2(2): 166 | 1861 |
| Blechnaceae | ! |
Blechnum
| L. | Sp. Pl. 2: 1077 | 1753 |
| Blechnaceae | * |
Bowringia
| Hook. | Hooker's J. Bot. Kew Gard. Misc. 5: 237–238 | 1853 |
| Blechnaceae | ! |
Brainea
| J. Sm. | Cat. Ferns Gard. Kew 5 | 1856 |
| Blechnaceae | ! |
Chieniopteris
| Ching | Acta Phytotax. Sin. 9(1): 37–38, pl. 4 | 1964 |
| Blechnaceae | |
Cleistoblechnum
| Gasper & Salino | Phytotaxa 275(3): 207 | 2016 |
| Blechnaceae | |
Cranfillia
| Gasper & V.A.O. Dittrich | Phytotaxa 275(3): 207 | 2016 |
| Blechnaceae | ! |
Diploblechnum
| Hayata | Bot. Mag. (Tokyo) 41(492): 702 | 1927 |
| Blechnaceae | |
Distaxia
| C. Presl | Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6: 470 | 1851 |
| Blechnaceae | ! |
Doodia
| R. Br. | Prodr. 151 | 1810 |
| Blechnaceae | ** |
Doodya
| Link | Fil. Spec. 74, 82 | 1841 |
| Blechnaceae | |
Homophyllum
| Merino | Anales Soc. Esp. Hist. Nat. 1898: 108 | 1898 |
| Blechnaceae | |
Icarus
| Gasper & Salino | Phytotaxa 275(3): 209 | 2016 |
| Blechnaceae | |
Lomaria
| Willd. | Mag. Neuesten Entdeck. Gesammten Naturk. Ges. Naturf. Freunde Berlin 3(2): 160 | 1809 |
| Blechnaceae | |
Lomaridium
| C. Presl | Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6: 514–515 | 1851 |
| Blechnaceae | |
Lomariobotrys
| Fée | Mém. Foug., Gen. Filic. 5: 45. | 1852 |
| Blechnaceae | |
Lomariocycas
| (J. Sm.) Gasper & A.R. Sm. | Phytotaxa 275(3): 212 | 2016 |
| Blechnaceae | |
Lonchitis-aspera
| Hill ex Farw. | Amer. Midl. Naturalist 12: 240, 276 | 1931 |
| Blechnaceae | |
Lorinseria
| C. Presl | Epimel. Bot. 72 | 1849 [1851] |
| Blechnaceae | |
Mesothema
| C. Presl | Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6: 471 | 1851 |
| Blechnaceae | |
Neoblechnum
| Gasper & V.A.O. Dittrich | Phytotaxa 275(3): 214 | 2016 |
| Blechnaceae | |
Oceaniopteris
| Gasper & Salino | Phytotaxa 275(3): 214 | 2016 |
| Blechnaceae | |
Orthogramma
| C. Presl | Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6: 481 | 1851 |
| Blechnaceae | |
Parablechnum
| C. Presl | Epimel. Bot. 109 | 1851 |
| Blechnaceae | ! |
Pteridoblechnum
| Hennipman | Blumea 13: 397 | 1966 |
| Blechnaceae | ! |
Sadleria
| Kaulf. | Enum. Filic. 161 | 1824 |
| Blechnaceae | ! |
Salpichlaena
| J. Sm. | J. Bot. (Hooker) 4: 168 | 1841 |
| Blechnaceae | ** |
Salpichlaena
| Hook. & G.H. Bauer | Gen. Fil. (Hooker) , pl. 93 | 1842 |
| Blechnaceae | |
Salpiglaena
| Klotzsch | Linnaea 20: 348 | 1847 |
| Blechnaceae | ** |
Salpinchlaena
| C. Presl | Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6: 482 | 1851 |
| Blechnaceae | * |
Spicanta
| C. Presl | Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6: 474 | 1851 |
| Blechnaceae | |
Spicantopsis
| Nakai | Bot. Mag. (Tokyo) 47(555): 180–181 | 1933 |
| Blechnaceae | |
Steenisioblechnum
| Hennipman | Blumea 30(1): 17 | 1984 |
| Blechnaceae | |
Stegania
| R. Br. | Prodr. 1: 152 | 1810 |
| Blechnaceae | ! |
Stenochlaena
| J. Sm. | J. Bot. (Hooker) 3: 401 | 1841 |
| Blechnaceae | * |
Struthiopteris
| Weiss | Pl. Crypt. Fl. Gott. 286–288 | 1770 |
| Blechnaceae | ! |
Struthiopteris
| Scop. | Meth. Pl. 25 | 1754 |
| Blechnaceae | |
Telmatoblechnum
| Perrie, D.J. Ohlsen & Brownsey | Taxon 63(4): 755 | 2014 |
| Blechnaceae | ! |
Woodwardia
| Sm. | Mém. Acad. Roy. Sci. (Turin) 5: 411, pl. 9, f. 3 | 1793 |