The Bignoniaceae, the bignonias, are a family of flowering plants in the order Lamiales. It is not known to which of the other families in the order it is most closely related. Nearly all of the Bignoniaceae are woody plants, but a few are subwoody, either as vines or subshrubs. A few more are herbaceous plants of high-elevation montane habitats, ... Found on http://en.wikipedia.org/wiki/Bignoniaceae
the trumpet creeper or catalpa family of the mint order of flowering plants (Lamiales). It contains about 112 genera and more than 725 species of ... Found on http://www.britannica.com/eb/a-z/b/63