Small tree. Leaves decussate, entire. Stipules linear. Inflorescences peduncled solitary, cymose, 4-9-flowered. Calyx deeply 5(-6)-lobed. Petals 5(-6), bilobed, with a long seta in the sinus, each lobe multifid. Stamens ∞, free, unequal in length, exserted. Ovary inferior, 1-celled, with 6 apical ovules. Style simple. Fruit ovoid, 1-seeded. Hypocotyl cylindric to spindle-shaped or clavate, pointed.