; Sp. Pl. [Linnaeus] 2: 622 (1753), nom. cons.
Distribution: USA (2), trop. America
= Anisostichus Bureau; Monogr. Bignon. 43 (1864), nom. superfl.
= Clytostoma Miers ex Bureau; Adansonia 8: 353 (1868)
= Clytostomanthus Pichon; Bull. Soc. Bot. France 92: 224 (1945 publ. 1946)
= Cydista Miers; Proc. Roy. Hort. Soc. London 3: 191 (1863)
= Levya Bureau ex Baill.; Hist. Pl. [Baillon] 10: 28 (1888)
= Macranthisiphon Bureau ex K.Schum.; Nat. Pflanzenfam. [Engler & Prantl] IV, 3b: 219 (1894)
= Micropaegma Pichon; Bull. Soc. Bot. France 92: 225 (1945 publ. 1946)
= Mussatia Bureau ex Baill.; Hist. Pl. [Baillon] 10: 32 (1888)
= Osmhydrophora Barb.Rodr.; Vellosia, ed. 2, 1: 49 (1891)
= Phryganocydia Mart. ex Bureau; Bull. Soc. Bot. France 19: 18 (1872)
= Phrygiobureaua Kuntze; Lex. Gen. Phan. [Post & Kuntze] 433 (1903 publ. 1904), nom. illeg.
= Pongelia Raf.; Sylva Tellur. 78 (1838)
= Potamoganos Sandwith; Recueil Trav. Bot. Néerl. 34: 220 (1937)
= Roentgenia Urb.; Ber. Deutsch. Bot. Ges. 34: 747 (1916)
= Saritaea Dugand; Caldasia 3: 262 (1945)
= Temnocydia Mart. ex DC.; Prodr. [A.P. de Candolle] 9: 143 (1845), nom. illeg.