Tree to 25 m. Leaves with petioles 1-2.2 cm-long; blades rather narrowly elliptic-obovate, acuminate, 10-25 cm long, 4-8 cm broad, glabrous, the primary laterals 13-20 pair, the more marginal secondary laterals + perpendicular to the primary laterals, the reticulum slightly raised beneath. Flowers subsessile (pedi-cels to 2 mm long), several per fascicle, the fascicles occurring at defoliated nodes; sepals 6-7, ovate, the 2 outermost sepals appressed-pubescent externally, 3-4 mm long, the inner sepals glabrate externally and 5-6.5 mm long, all sepals pubescent within; corolla 6-8 mm long, the tube comprising ca 2/3 of the total length, the lobes 5, ovate; starninodes ca 2 mm long, petaloid, narrowly ovate, subtruncate; staminal filaments attached at the top of the corolla-tube, the anthers ca 1 mm long; ovary 5-locular, densely ascending-sericeous externally, the style glabrous, 5-7 mm long, the stigma 5-lobed. Fruit yellow, sclerous, pyriform to obovoid, somewhat narrowed toward the base, 5-7.5 cm long, 3-4.5 cm broad; seed solitary, to 4 cm long and 2.5 cm broad, the large scar extending its full length.