From The Collaborative International Dictionary of English v.0.44 [gcide]:
Bignonia \Big*no"ni*a\, prop. n. [Named from the Abb['e] Bignon.]
1. (Bot.) A large genus of American, mostly tropical, climbing shrubs, having compound leaves and showy somewhat tubular flowers. {Bignonia capreolata} is the cross vine of the Southern United States. The trumpet creeper (also called the trumpet vine), with large red tubular flowers, was formerly considered to be of this genus, but is now classified as {Campsis radicans}. [1913 Webster +PJC]
2. any member of the family {Bignoniaceae}, including the {bignonia[1]}, {catalpa}, {trumpet creeper}, and {princess tree}. They typically have brightly colored tubular (trumpet-shaped) flowers. [PJC]
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Catalpa \Ca*tal"pa\, noun [From the language of the Indians of Carolina, where Catesby discovered this tree in the year 1726.] (Bot.) A genus of American and East Indian trees, of which the best known species are the {Catalpa bignonioides}, a large, ornamental North American tree, with spotted white flowers and long cylindrical pods, and the {Catalpa speciosa}, of the Mississipi valley; -- called also {Indian bean}.
From WordNet (r) 2.0 [wn]:
noun
1: tree of the genus Catalpa with large leaves and white flowers followed by long slender pods [syn: {Indian bean}]
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