In Botany it is the name of a genus of trees in the family Bignoniaceae and also of a tree. Its scientific name is Catalpa bignonioides. It is also called indian tree or catawba. It is for ornamental use.
catalpa-it is a bignoniaceous tree, about 10 ms tall, with simple, large, deciduous leaves and white or pink flowers grouped into scented terminal clusters; is used in the wooding of streets and parks