Prestonia is a genus of plants in the family Apocynaceae, first described as a genus in 1810. It is native to Mexico, Central America, South America, and the West Indies. It is closely related to Artia and Parsonsia.
Species
Formerly included
Prestonia agglutinata (Jacq.) Woodson = Echites agglutinatus Jacq. Prestonia arborescens Monach. = Hylaea arborescens (Monach.) J.F.Morales Prestonia caudata Woodson = Echites puntarenensis J.F.Morales Prestonia contorta (M.Martens & Galeotti) Hemsl. = Laubertia contorta (M.Martens & Galeotti) Woodson Prestonia hirsuta Spreng. 1824 not Müll.Arg. 1860 = Mandevilla pavonii (A.DC.) Woodson Prestonia langlassei Standl. = Laubertia contorta (M.Martens & Galeotti) Woodson Prestonia leptoloba Monach. = Hylaea leptoloba (Monach.) J.F.Morales Prestonia peruviana Spreng. = Mandevilla glandulosa (Ruiz & Pav.) Woodson Prestonia woodsoniana (Monach.) A.H.Gentry = Echites woodsonianus Monach.