A cultivar of  the native Black Locust tree.  Upright rounded growth and short, irregular branches form a tight canopy that cast light shade.  Foliage is blue-green in summer, turning yellow-green in autumn.  Leaves are alternate, pinnately compound, 6" to 14" long, 6 to 9 leaflets, elliptic or ovate, 1" to 2" long.  In early spring the tree is in bloom with 4" to 8" long, dense clusters of fragrant 1" rose to dark purple, pink blossoms.  Dark red to black, leathery seed pods follow which persist on trees through winter.  Well adapted to hot, dry regions. It has a fast growth rate.