Liana, up to 10 m. Branches glabrous. Leaves (2-)3-4-jugate, glabrous; petiolules 0.5 cm. Leaflets oblong-ovate to oblong-lanceolate, 7-15 by 2½-5 cm, stiff-char-taceous; base rounded; apex tapering blunt-acuminate; nerves 6-8 pairs, patent, curved, indistinctly joined near the margin, rather inconspicuous; veins transverse to the midrib, rather lax, nearly invisible above. Inflorescences up to c. 25 cm long, widely branched, thinly tomentose, the branches itself narrowly paniculate. Bracts minute. Sepals 1½ by ¾ mm, ovate, acute, outside rather densely, inside more thinly tomentose. Petals linear, 5-6 mm long, outside rather densely tomentose, except at the base, inside thinly pubescent, punctate. Stamens for ½ mm connate, epipetalous ones probably sterile, all filaments rather densely glandular-pubescent. Fruits trapezoid to oblique-ellipsoid, 4 by 2 cm, moderately flattened, not stipitate, beak minute, acute, apical; pericarp 1½-2 mm thick, woody, outside minutely wrinkled, glabrous, inside glabrous.
Clayey river bank, periodically flooded, up to 250 m. Fl.--07, fr. April, July.
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