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DescriptionPerennial herb, sometimes climbing or scrambling. Leaves cauline, ovate, alternate, less often opposite or whorled, sessile; apex attenuate into a recurved tendril. Flowers in upper part of stem on long pedicels. Perianth of 6 free, equal, ovate-acuminate, yellow to red or variously bicoloured, reflexed segments; margin sinuate or not. Filaments spreading. Ovary 3-locular with numerous ovules; style filiform, bent sharply outwards at base with 3 short arms. Capsule ovoid or cylindric, 3-valved, septicidally dehiscent. Seeds spherical, bright red.