Glabrous. Leaves opposite; lamina narrowly ovate to ovate, (9—)14—18 by (4—)5— 8.5 cm, shortly cuneate to slightly cordate at the base to a distinct petiole 9-18 mm long, mostly acute at the apex, lustrous above or dull on both sides; venation pinnate with the midrib distinct above and raised below and the main laterals obscure above and visible below. Inflorescencess at the nodes; axis 4-10 mm long, c. 8 mm wide; involucral bracts in c. 8 pairs, the longest inner ones spathulate, 25-45 mm long, spreading to 30-70 mm wide after anthesis, green with red midveins; flowers in 5-9 pairs of sessile triads, all with pedicels 1-1.5 mm long. Corolla in mature bud 6-merous, 30-75 mm long, slightly inflated above the base, narrowed above, truncate or obtuse at the apex, pink or red or sometimes yellow, sometimes yellow above; tube in the open flower 8-17 mm long and the lobes reflexed 15-40 mm higher. Anther 3-6 mm long; free part of the filament 1-3 mm long. Fig. 31d.
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