Treelet or shrub, 1.5-6 m, glabrous; bark grey, squamular. Branchlets terete, striate, slender. Leaves lanceolate to oblong or elliptic-oblong, apex gradually more shortly or long acuminate, tip blunt, base broadly cuneate to rounded, coriaceous, of a dull olivaceous-green colour and a minutelytubercledundersurface when dry, greenish yellowish in fresh specimens, entire, 16-32(-44) by 5-14(-18) cm, midrib slightly raised above, strongly so beneath, nerves (6-)8-10(-12) pairs, lower ones curved, upper ones generally more straight, faintly inarching before the edge, hardly raised or obscure above, slightly prominent beneath, veins lax, generally rather inconspicuous; petiole rugose, 1-1.5(-2) cm by 2-3 mm. Flowers in short fascicles or corymbs from swollen parts of the trunk (occasionally also from the axils of leaves?). Pedicels thickish, short. Sepals subovate, blunt, dull purple, c. 3 mm. Petals linear, blunt, thin, connate irregularly in the lower part, i.e. early splitting from top after the bud stage, spreading or recurved at full anthesis, white all over, or purplish at tube, 2.8-3.2 cm by 2-2.5 mm. Filaments 2-2.4 cm; anthers 5-6 mm. Ovary 3-4 mm, densely brownish-pubescent; style 2.5-2.7 cm. Drupe only known in submature state, obliquely obovoid, apiculate, laterally a little compressed, c. 2 by 1.7 by 1.3 cm, subtended by the reflexed sepals, brownish-hairy, finely verrucose outside; endocarp hard; pseudoseptum protruding for c. 1 mm. Seed 1.
Primary (also swampy) forest, 30-1525 m, apparently very local. Fl. May-Sept., fr.--11.