Allocasuarina corniculata is a species of ironwood tree that is native to Australia. It is an evergreen tree that can grow up to 10 meters tall and has a narrow, conical shape. The tree has a dense foliage of needle-like leaves that are dark green in color. The bark of the Allocasuarina corniculata is gray-brown and rough to the touch. The tree produces small, brownish-red flowers that bloom in the summer and fall, which are followed by small, woody cones that contain the seeds.