Tree (10-)15-20(-35) m; branchlets red-brown, the younger parts very soon glabrescent, longitudinally striate; lenticels linear-oblong, 1-2 mm. Leaves narrow-oblong, coriaceous or nearly so, gradually attenuate and mostly slightly curved at the apex, cuneate at the base, rarely rounded, shining and bluish-to greyish-olivaceous above when dry, much paler beneath, 23-40 by (6-)7-10(-12) cm, midrib mostly somewhat raised above, very prominent beneath, nerves suberect, (5-)6-7(-9) pairs, little prominent above, strongly so beneath, veins ± manifestly transverse, reticulations dense and prominent on both sides; petiole thick, (1½-)2-3½(-5) cm. Racemes mostly numerous, in fascicles of 3-10 from each tubercle, slender, 15-25(-30) cm, rusty-hirsute. Pedicels 2-3(-5) mm. Flowers light yellowish-brown, exactly as in R. scortechinii, but ovary more attenuate at the base and with 3 stigmas. Fruit yellowish-green, rusty-tomentose, triquetrous, the base substipitate-attenuate, apex very shortly mamillate, 3-4(-4.5) by 2.5-3 cm; peduncle thick, 1-2 mm. Seeds 3, enclosed in a white pulp of excellent flavour.
Uses. Wood dark dirty or light in colour, hard and durable, used for house-building and beams. The fruit is said to possess decidedly purgative qualities.