Red Spike Thorn is a stout, very thorny shrub up to 2 meters high, with intricate branches. The leaves are alternate and evergreen, contour-oval or diamond-shaped oblong, whole or toothed. The leaves of young plants a bronze, appreciated for their ornamental purpose. Flowers in axillary branched cymes. The fruits are large capsules, globe-shaped with two cavities in its interior where we find the seeds of brown, introducing a small fleshy ring around the base.