Rhabdadenia is a genus of plant in the family Apocynaceae first described as a genus in 1860. It is native to South America, Central America, southern Mexico, the West Indies, and Florida.Kew World Checklist of Selected Plant FamiliesMorales, J.F. (2009). Estudios en las Apocynaceae Neotropicales XXXVII: Monografia del género Rhabdadenia (Apocynaceae: Echiteae). Journal of the Botanical Research Institute of Texas 3: 541-564.
Species Rhabdadenia biflora (Jacq.) Müll.Arg. - widespread from Florida and southern Mexico to Brazil Rhabdadenia madida (Vell.) Miers - South America from Colombia + the Guianas to Uruguay + Bolivia Rhabdadenia ragonesei Woodson - Mato Grosso do Sul, Paraguay, N Argentina
formerly included in the genus Rhabdadenia barbata (Desv. ex Ham.) Miers = Pentalinon luteum (L.) B.F.Hansen & Wunderlin Rhabdadenia berteroi (A.DC.) Müll.Arg. = Angadenia berteroi (A.DC.) Miers Rhabdadenia campestris (Vell.) Miers = Mandevilla hirsuta (Rich.) K.Schum. Rhabdadenia corallicola Small = Angadenia berteroi (A.DC.) Miers Rhabdadenia cubensis Müll.Arg. = Angadenia berteroi (A.DC.) Miers Rhabdadenia laxiflora Miers = Pentalinon luteum (L.) B.F.Hansen & Wunderlin Rhabdadenia lindeniana Müll.Arg. = Angadenia lindeniana (Müll.Arg.) Miers Rhabdadenia lucida Miers = Odontadenia nitida (Vahl) Müll.Arg. Rhabdadenia polyneura Urb = Odontadenia polyneura (Urb.) Woodson Rhabdadenia sagrae (A.DC.) Müll.Arg. ex Griseb. = Angadenia berteroi (A.DC.) Miers Rhabdadenia wrightiana Müll.Arg. = Neobracea valenzuelana (A.Rich.) Urb.
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