Twigs are stout with paired stipular spines at each node. Bark is light brown becoming deeply furrowed with corky prominent ridges.
Flowers are white, fragrant, pea-like and showy.
Fruit is a legume, 2-4 inches long. Intolerant of shade. Click on photo to enlarge. All text and photographs are intended for educational purposes only and are not for commercial use in any form. 1999, all rights reserved.