Woody climber. Branches glabrous, lenticellate. Leaves: petiole 0.6-1.9 cm long; 3.2-25 by 1.2-11.5 cm, blade elliptic or oblong, 1.3-5 times as long as wide, apex acuminate to rounded, base cuneate to rounded, papery or subcoriaceous; glabrous, 9-28 pairs of secondary veins at 50-80°, usually reaching margin, tertiary venation reticulate or with 1 intercalated vein. Inflorescence axillary, sometimes 2 in a single leaf axis, axis mostly shorter than subtending petiole, to 2.8 cm long; 3-12 flowers per inflorescence; axes puberulent at least in upper parts; pedicels 0.5-3 mm long. Sepals ovate, 1.8-2.7 mm long, lobes 1.1-1.9 by 0.8-1.7 mm, 0.7-2 times as long as wide, apex rounded, rarely acute or obtuse, glabrous, ciliate. Corolla tube cylindrical, 3.8-6.5 by 1.5-1.9 mm, 0.4-0.7 times as long as lobes, 1.6-2.4 times as long as calyx, outside glabrous, inside puberulent; lobes oblong, 4.5-15 by 1.3-2.5 mm, 3.5-6 times as long as wide, ciliate or not. Stamens inserted at 1.9-3.3 mm from corolla base which is 0.35-0.73 of tube length; filaments 0.4-0.7 mm long; anthers 1-1.4 by 0.3-0.6 mm. Ovary 0.6-1.4 mm long; style 0.6-1.7 mm long, not impressed on ovary; style head 0.2-0.4 mm long, apex 0.6-0.9 mm long. Fruit spherical or oval, 1.7-5.8 by 1.2-5.8 cm, yellow or orange. Seeds 6-16 by 4-13 by 3-6 mm.
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A woody climber or vine. It has a milky sap. The small branches have ribs. It has long branched tendrils. The leaves are oblong and taper to the tip. The leaves are dark above and reddish-brown underneath. The flowers are yellowish. They have a scent. The fruit is a dark orange colour. It is the size of a lemon and has a soft yellow pulp. There are a few large seeds.
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