E. Launert FZ 1963
Erect or suberect shrub or shrublet, or woody herb, sometimes trailing and tending to twine at the branchlet tips; younger stems greyish- or yellowish-sericeous-tomentose, older ones +/- densely pubescent or sometimes glabrescent. Leaves usually in whorls of three or opposite, rarely subopposite, petiolate; lamina 3.5-6 x 1.5-2.5 cm., lanceolate or oblong-lanceolate, apex obtuse to sub-obtuse, apiculate, base always rounded, with 2 glands on the margin beneath near the insertion of the petiole (or often near the apex of the petiole), usually greyish-or yellowish-sericeous-tomentose on both surfaces (denser underneath), sometimes glabrescent above; petiole 2-5 mm. long, stout, usually tomentose; stipules 3-10 mm. long, ovate, oblong or rarely ovate-lanceolate, apex obtuse, retuse or +/- apiculate, sericeous-tomentose, often absent. Flowers 1.5-2 cm. in diam., in few-flowered axillary or terminal umbels. Sepals about 5 mm. long, oblong, sericeous outside, sometimes glabrescent. Petals 8-10 mm. long, obovate to obovate-oblong, bright yellow. Stamens with anthers 1-1.5 mm. long, glabrous; filaments c. 4 mm. long, slender. Ovary densely sericeous; styles about 6 mm. long. Samara with wing 1.75-2 x 0.9-1.5 cm., obliquely ovate or obovate-oblong, very often reddish, sericeous to nearly glabrous.
Acridocarpus angolensis A. Juss.: Sphedamnocarpus angolensis var. pulcherrimus Niedenzu: Sphedamnocarpus pulcherrimus Engl. & Gilg
Sphedamnocarpus angolensis Planch. ex Oliv.