Glabrous. Leaves opposite, ternate or scattered; lamina ovate, 6-9 by 3-4.5 cm, attenuate at the base to a petiole 4-8 mm long, broadly acute or obtuse at the apex, dark and glossy above, dull below; venation pinnate with the midrib prominent below. Inflorescencess at the nodes and along the internodes, pedunculate 9-to 11-rayed umbels of triads with all flowers shortly pedicellate; peduncle 11-16 mm long; rays 3-4.5 mm long; pedicels 0.5-1.5 mm long or sometimes obsolete. Corolla in mature bud 4-merous, c. 32 mm long, slender, weakly clavate and acute at the apex. Anther 2.5-3 mm long, about half as long as the free part of the filament.
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