Treelet or shrub, 2-5 m tall. Leaves petioled, broadly ovate to obovate or lanceolate, 8-18 by 3-9 cm, thin-to stiff-coriaceous, base broadly to acutely cuneate, attenuate, apex broadly rounded, rather abruptly terminated by a short and slender acumen or acute and hardly acuminate; nerves 5-10 pairs, inconspicuous to invisible, sometimes prominulous beneath; petiole slender, 2.5-5 cm; axillary scale for the greater part adnate, 3-5 mm long, cup-shaped, rounded at the apex. Inflorescences axillary, umbelliform, nearly sessile or with an up to c. 1 cm long, thick peduncle, c. 4-10 fairly long-pedicelled flowers, pedicels slender, without bracteoles, 1-1.5 (in fruit-2) cm. Calyx campanulate, 4-6 mm long, divided somewhat less than halfway down. Corolla-tube nearly tubular, 2-2.25 cm, slightly widened towards the mouth. Anthers oblong-sagittate, 2-3 mm long, cells free in their basal half. Stigma small, narrowly cuneate, truncate. Fruits subglobular, c. 1 cm ø; pedicels hardly thickened, calyx appressed.
In dense, very humid high-stemmed primary forest, 60-1200 m. Fl. July, Nov., fr.--11.