Mandevilla is a genus of tropical and subtropical flowering vines belonging to the family Apocynaceae. It was first described as a genus in 1840. A common name is rocktrumpet.

Mandevilla species are native to the Southwestern United States, Mexico, Central America, the West Indies, and South America. Many originate from the Serra dos Órgãos forests in Rio de Janeiro, Brazil. The genus was named after Henry Mandeville (1773-1861), a British diplomat and gardener.

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