Shrub or small tree, 1-5 m high, bark rough, pale brown, young stems bright green, twigs grooved. Leaves opposite, elliptic, 50-100 x 20-50 mm, apex with a drip tip, base cuneate, thinly coriaceous, dark green, shiny. Inflorescences ± sessile, axillary clusters with both male and female flowers. Flowers small, white, pale grey, green or yellow. Flowering time Sept.-Dec. Fruit a loculicidal, 3-horned, greenish brown capsule, ± 12 mm in diam.
Shrub or small tree, up to 10 m high. Leaves ovate-lanceolate, 60-110 x 20-50 mm, thinly leathery, distinctly opposite. Fruit a brown, dehiscent capsule, ± 20 mm long, crowned with 3 conspicuous horns. Flowers green.