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

1. Prestonia agglutinata (Jacq.) Woodson = Echites agglutinatus Jacq.
2. Prestonia arborescens Monach. = Hylaea arborescens (Monach.) J.F.Morales
3. Prestonia caudata Woodson = Echites puntarenensis J.F.Morales
4. Prestonia contorta (M.Martens & Galeotti) Hemsl. = Laubertia contorta (M.Martens & Galeotti) Woodson
5. Prestonia hirsuta Spreng. 1824 not Müll.Arg. 1860 = Mandevilla pavonii (A.DC.) Woodson
6. Prestonia langlassei Standl. = Laubertia contorta (M.Martens & Galeotti) Woodson
7. Prestonia leptoloba Monach. = Hylaea leptoloba (Monach.) J.F.Morales
8. Prestonia peruviana Spreng. = Mandevilla glandulosa (Ruiz & Pav.) Woodson
9. Prestonia woodsoniana (Monach.) A.H.Gentry = Echites woodsonianus Monach.

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