|Vigorous, upright then spreading, deciduous tree with spiny thick stems. The large, 2 pinnate dark green, oval leaves have 80 or more leaflets. Leaves will turn purple or orange in the fall. White flowers are large, panicle-like umbels to 24 inches long, followed by spherical black fruit.
When locating in the garden, select a place that provides protection from the wind. Not well suited near swimming pool or walk where spines may prick the unsuspecting passerby.