Hamilton's Bridelia is a straggling shrub, growing up to 6 m tall, with hard and strong wood. Leaves are leathery, elongate or obovate-elliptic, often rhomboid, with a wavy or wavy toothed margin. Leaves are smooth or obscurely pubescent beneath, nerves distant, strong, 6-9 pairs, nearly straight finely net-veined on both surfaces. Leaf blade is 1.5-2.5 in., pale yellowish when dry, narrowed into a stalk abut 8 mm long, base wedge-shaped, tip often suddenly narrowed into an obtuse point. Flowers monoecious in minute axillary and spike-like clusters, 3-4 mm in diameter. Sepals are ovate lance-shaped. Petals of male flowers are rounded, angled, of female ovate. Fruit is nearly round, 5-6 mm diameter, seated on the unaltered calyx.