Rhynchospora Vahl, Enum. Pl. 2: 229. 1805 sec. González-Elizondo & al. 2018
- =Dichromena Michx., Fl. Bor.-Amer. 1: 37. 1803 syn. sec. ???
- =Dichroma Pers., Syn. Pl. 1: 57. 1805, nom. illeg. syn. sec. ???
- =Spermodon P. Beauv. ex T. Lestib., Essai Fam. Cyp.: 27. 1819 syn. sec. Govaerts 2013
- =Haplostylis Nees & Meyen in Linnaea 9(3): 295. 1834 syn. sec. ???
- =Psilocarya Torr. in Ann. Lyceum Nat. Hist. New York 3: 359. 1836 syn. sec. Diego & González 2008
- =Ephippiorhynchium Nees, Fl. Bras. 2(1): 134. 1842 syn. sec. Govaerts 2013
- =Phaeocephalum Ehrh. ex House in Amer. Midl. Naturalist 6(9): 201. 1920 syn. sec. ???