Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. It grows up to 2 metres high and has which measure 0.2 to 0.6 cm long and 1 to 2 mm wide. The phyllodes are straight, narrow-cuneate, slightly notched at the apex, and feature prominent midveins. Branchlets are terete, whitish and densely pubescent; as the branch grows it becomes glabrous and terminates in rigid spinose point. The bark is grey, white or occasionally greenish. The golden-yellow flowerheads are , 5 15 cm long, that appear at phyllode . Flower parts are pentamerous, with the sepals fused into a . Flowers appear from August to October, followed by irregularly twisted, glaucous, brown seed pods which are 3 to 6 cm long and 3 to 6 mm wide.