; Sp. Pl. 1: 44 (1753) s. l.
Distribution: Tropical, subtropical and temperate regions. The genus is taken in a very broad sense following extensive molecular studies (Larridon et al. 2014 and others). Many species are widely introduced, causing long synonym lists and numerous taxonomic problems.
= Acorellus Palla ex Kneuck.; Allg. Bot. Z. Syst. 9: 68 (1903)
= Adupla Bosc ex Juss.; Cuvier, Dict. Sci. Nat. 1: 263 (1804)
= Aliniella J.Raynal; Adansonia, n.s., 13: 157 (1973), nom. illeg.
= Alinula J.Raynal; Adansonia, n.s., 17: 43 (1977)
= Androcoma Nees; J. Bot. (Hooker) 2: 396 (1840)
= Androtrichum (Brongn.) Brongn.; Duperr., Voy. Monde, Phan.: 177 (1834)
= Anosporum Nees; Linnaea 9: 287 (1834)
= Antrolepis Welw.; Apont.: 578 (1859), nom. inval.
= Ascolepis Nees ex Steud.; Syn. Pl. Glumac. 2: 105 (1855)
= Ascopholis C.E.C.Fisch.; Bull. Misc. Inform. Kew 1931: 104 (1931)
= Atomostylis Steud.; Flora 33: 229 (1850)
= Borabora Steud.; Syn. Pl. Glumac. 2: 71 (1855)
= Chlorocyperus Rikli; Jahrb. Wiss. Bot. 27: 563 (1895)
= Comostemum Nees; Linnaea 9: 283 (1834)
= Courtoisia Nees; Linnaea 9: 286 (1834), nom. illeg.
= Courtoisina Soják; Cas. Nár. Mus., Odd. Prír. 148: 193 (1979 publ. 1980)
= Crepidocarpus Klotzsch ex Boeckeler; Linnaea 36: 414 (1870)
= Cylindrolepis Boeckeler; Bot. Centralbl. 39: 75 (1889)
= Cyprolepis Steud.; Flora 33: 229 (1850), nom. nud.
= Diclidium Schrad. ex Nees; Mart., Fl. Bras. 2(1): 51 (1842)
= Didymia Phil.; Bot. Jahrb. Syst. 8: 57 (1886)
= Distimus Raf.; J. Phys. Chim. Hist. Nat. Arts 89: 105 (1819)
= Duval-jouvea Palla; W. D. J. Koch, Syn. Deut. Schweiz. Fl., ed. 3, 3: 2555 (1905)
= Epiphystis Trin.; Fund. Agrost.: 97 (1820)
= Eucyperus Rikli; Jahrb. Wiss. Bot. 27: 568 (1895)
= Galilea Parl.; Fl. Palerm. 1: 297 (1845)
= Hedychloe Raf.; Ann. Nat. 1: 16 (1820)
= Hemicarpha Nees; Linnaea 9: 287 (1834)
= Hydroschoenus Zoll. & Moritzi; Moritzi, Syst. Verz. Java: 95 (1846)
= Hypaelyptum Vahl; Enum. Pl. Obs. 2: 283 (1805), nom. rej.
= Indocourtoisia Bennet & Raizada; Indian Forester 107: 432 (1981), nom. illeg.
= Juncellus C.B.Clarke; Hook.f., Fl. Brit. India 6: 594 (1893)
= Killinga T.Lestib.; Essai Cypér.: 28 (1819)
= Kyllinga Rottb.; Descr. Icon. Rar. Pl.: 12 (1773), nom. cons.
= Kyllingiella R.W.Haines & Lye; Bot. Not. 131: 176 (1978)
= Lipocarpha R.Br.; Tuckey, Narr. Exped. Zaire: 459 (1818)
= Lyprolepis Steud.; Syn. Pl. Glumac. 2: 130 (1855)
= Mariscopsis Cherm.; Bull. Mus. Natl. Hist. Nat. 25: 60 (1919)
= Marisculus Goetgh.; Bull. Jard. Bot. Natl. Belg. 47: 444 (1977)
= Mariscus Gaertn.; Fruct. Sem. Pl. 1: 11 (1788), nom. illeg.
= Mariscus Vahl; Enum. Pl. Obs. 2: 372 (1805), nom. cons.
= Megarrhena Schrad. ex Nees; Mart., Fl. Bras. 2(1): 5 (1842), pro syn.
= Opetiola Gaertn.; Fruct. Sem. Pl. 1: 14 (1788)
= Oxycaryum Nees; Mart., Fl. Bras. 2(1): 90 (1842)
= Papyrus Willd.; Abh. Königl. Akad. Wiss. Berlin 1812-1813: 70 (1812)
= Platylepis Kunth; Enum. Pl. 2: 269 (1837), nom. illeg.
= Pseudomariscus Rauschert; Taxon 31: 559 (1982), nom. illeg.
= Pterachne Schrad. ex Nees; Mart., Fl. Bras. 2(1): 62 (1842), nom. inval.
= Pterocyperus Opiz; Seznam: 80 (1852)
= Pterogyne Schrad. ex Nees; Mart., Fl. Bras. 2(1): nota (1842), nom. inval.
= Pycreus P.Beauv.; Fl. Oware 2: 48 (1816)
= Queenslandiella Domin; Biblioth. Bot. 20(85): 415 (1915)
= Raynalia Soják; Cas. Nár. Mus., Odd. Prír. 148: 193 (1979 publ. 1980)
= Remirea Aubl.; Hist. Pl. Guiane 1: 44 (1775)
= Rikliella J.Raynal; Adansonia, n.s., 13: 154 (1973)
= Sorostachys Steud.; Syn. Pl. Glumac. 2: 71 (1854)
= Sphaerocyperus Lye; Bot. Not. 125: 214 (1972)
= Sphaeromariscus E.G.Camus; Notul. Syst. (Paris) 1: 239 (1910)
= Thryocephalon J.R.Forst. & G.Forst.; Char. Gen. Pl.: 129 (1776)
= Torreya Raf.; J. Phys. Chim. Hist. Nat. Arts 89: 105 (1819), nom. illeg.
= Torulinium Desv.; Ham., Prodr. Pl. Ind. Occid.: 15 (1825)
= Trentepohlia Boeckeler; Bot. Zeitung (Berlin) 16: 249 (1858)
= Ungeria Nees ex C.B.Clarke; J. Linn. Soc., Bot. 21: 34 (1884)
= Volkiella Merxm. & Czech; Mitt. Bot. Staatssamml. München 8: 317 (1953)
