Beaumontia is a small genus of evergreen woody vines in the Apocynaceae. It is native to China, the Indian Subcontinent, and Southeast Asia. Beaumontia plants are often rampant climbers and vines. They are mostly evergreen, though in subtropical gardens Beaumontia grandiflora loses many leaves in winter. Leaves are large, smooth and opposite with ... Found on http://en.wikipedia.org/wiki/Beaumontia
This is a gorgeous climbing plant that is a native of India. It has a woody stem that's covered with green, leathery leaves. It produces large, white, trumpet-shaped flowers in the spring. This plant grows unrestrained, so a large conservatory or greenhouse is necessary for its cultivation; pots are inadequate.… Found on http://www.encyclo.co.uk/local/10004