The tree is about 25 feet high, has a greyish-brown smooth bark, abounding in a yellow juice. The branches spread in whorls - alternate leaves, on petioles about 1 inch long, elliptical, glabrous, obtuse at base - acuminate, aromatic, dark green and glossy above, paler underside and 4 to 6 inches long. Flowers dioecious, small in axillary racemes.
Peduncles and pedicles glabrous. Male flowers three to five more on a peduncle. Calyx urceolate, thick and fleshy, covered with an indistinct reddish pubescence dingy pale yellow, cut into three erect teeth. Female flowers differ little from the male, except pedicel is often solitary.