This prickly, suckering large shrub from moist woods of central and eastern North America was once valued as a medicinal plant. It has little ornamental merit.
The glossy, aromatic, pinnately compound leaves of common pricklyash emerge in early to mid-spring, soon after its tiny greenish-yellow flowers appear. The leaves have 5 to 11 elliptic to oval leaflets and are alternately borne along the spiny gray branches. Male and female flowers occur on separate plants, with female plants producing...