Stems twining, tall; young branches densely set with appressed or subpatent, greyish or fulvous, strigillose hairs, glabrescent. Leaves ovate to elliptic, sometimes narrower, 7-13 by (2½-)4½-11 cm, subcoriaceous; base rounded to truncate or slightly retuse to subcordate, apex obtuse to shortly acuminate, mucronulate; upper surface glabrous or sparsely strigillose on midrib and basal lateral nerves, lower surface strigillose; midrib and 6-7 nerves on either side prominent beneath; minor nervation indistinct; petiole 2½-6 cm, strigillose. Peduncles axillary, 3-11 cm, densely strigillose, umbellately cymose at the apex. Pedicels up to 4 mm. Bracts minute, caducous. Two outer sepals broadly ovate-triangular, obtuse, ca 4½ mm long, densely strigillose; sepal 3 orbicular, 5-6 mm long, strigillose, one glabrous margin excepted; two inner sepals orbicular to transverse-ellptic, rounded at the apex, ca 5 mm long, strigillose, the broad lateral margins excepted. Corolla deeply 5-lobed, white with pale purple inside; tube ca 6-7 mm long, glabrous; lobes oblong or ovate-oblong, up to 17 mm long; midpetaline bands sericeo-strigillose, margins glabrous. Filaments with thickened glabrous base. Ovary glabrous, 2-celled. Fruit ellpsoid, obtuse, up to 12 mm long, red; seed 1. Fruiting pedicels and branches of cyme reflexed.
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