About the tree: Keep near window and actually is drought tolerante. General Information: Bougainvillea, named for a French navigator, is a native of South America and is grown extensively in the warmer climates of the United States. It is a member of the Nyctaginaceae family with close relatives being the four o'clock and the sand verbena. Bougainvillea is an evergreen vine which is just as happy spreading horizontally or hanging downwards as it is climbing upwards, it makes itself at home in almost any situation. It can be grown as a hedge, groomed as a ground cover, pruned as an espalier, trained as a tree or contained in a pot in a variety of shapes. Its trunk tends to be gnarled. Bougainvillea is ideal for bonsai. Red, violet, orange, yellow or white bracts which appear on the ends of new growth.