A shrub or small tree, 3–4 m. LEAVES: Long, oval and simple, grey-green, to 7 cm long in opposite pairs, clasping the stem at the base, the tip pointed. Side veins are only seen towards the leaf base. FLOWERS: Bright yellow, rather few in terminal bunches, each to 6 cm across, with many central stamens around styles, all yellow. FRUIT: A dry brown capsule, breaking open to set free seed when ripe.