Pithecellobium dulce is a species of flowering plant in the pea family, Each pinna has a single pair of ovate-oblong leaflets that are about 2 to 4 cm (0.79 to 1.57 in) long. The flowers are greenish-white, fragrant, sessile and reach about 12 cm (4.7 in) in length, though appear shorter due to coiling.