Climber, 5-20 m long, finely brown hairy, glabrescent, leafy stem 5 mm diam.; dioecious(?). Probract narrowly elliptic, c. 4 by 2 mm, with few glands. Tendrils 2-branched. Leaves: petiole 5-7 cm long; blade brown on drying, membranous or (sub)chartaceous, simple, deeply 5-lobed to 3/4-4/5 deep (in juvenile stage unlobed), in outline circular, 18-22 by 20-23 cm, puberulent beneath, glands few, at leaf base, 1 mm diam. or absent, cystoliths not obvious, margin entire; veins 5(-7), straight (curved in juvenile leaves). Male raceme brown puberulous; peduncle 13-18 cm long, c. 5 mm thick; rachis not thickened, 2-5 cm long, 3 mm thick, at least 10-flowered; bracts persistent, membranous, broadly obovate-rhomboid, 40-55 mm long, margin shallowly irregularly dentate, glands absent. Male flowers: pedicel c. 10 mm long, caducous; receptacle-tube 55-60 mm long, at throat 10(-12) mm wide; sepals narrowly elliptic, 13-15 mm long, entire; petals broadly ovate (size not known); synandrium c. 12 mm long, filaments possibly glabrous, c. 4 mm long. Female flowers not known. Fruit green, whitish striped, ripening evenly red, broad-ellipsoid, 10-14 by 6-8 cm; exocarp woody-leathery, smooth; pericarp carnose, dry pericarp (5-)10-15 mm thick; pulp green-black; fruiting pedicel 2-coloured, 3.5-5 cm long, 10 mm thick, with a slightly narrower smooth red part, c. 1 cm long, towards the fruit. Seeds brown-black, ± compressed, narrowly elliptic, often ± parallel-sided, 15-18 by 7-10 by 3-5 mm, base irregularly truncate, apex conspicuously notched, margin faint, edge entire.
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