scrophulariaceous

 Of or pertaining to a very large natural order of gamopetalous plants (Scrophulariaceæ, or Scrophularineæ), usually having irregular didynamous flowers and a two-celled pod. The order includes the mullein, foxglove, snapdragon, figwort, painted cup, yellow rattle, and some exotic trees, as the Paulownia.  [1913 Webster]