Glabrous. Leaves ternate; lamina narrowly ovate, 8-15 by 3.5-6 cm, attenuate at the base to an obscure petiole 0-5 mm long, shortly acuminate and acute at the apex, dark grey and glossy above, dull brown below; venation pinnate, obscure except for the midrib prominent and raised towards the base on both sides. Inflorescencess at the nodes, a subsessile 9-flowered head of 3 sessile triads on a very short or obscure peduncle 0.5-1 mm long. Corolla in mature bud 5-merous, 22-30 mm long, moderately robust, almost cylindrical, obtuse at the apex, pink or red, sometimes white below. Anther 3-4.5 mm long, usually slightly longer than the free part of the filament.
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