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Information Stems prostrate and trailing, up to 3 m long, herbaceous or woody below; young parts sparingly to fairly densely pubescent. Tendrils forked, 1,2-4 cm long, the lateral branches 8-12 mm long. Leaves: petiole 1,5-3,5 cm long; blade 3-7,5 cm long, 4-10 cm wide, glabrous or pubescent be­neath, especially on nerves, deeply bilobed apically for > 1/2 the length of the leaf from the lobe-ends to junction with petiole; lobes reniform. Stipules 3-5 mm long, 2-3 mm broad. Racemes: peduncle 2-4 cm long; axis 4-12 cm long; pedicels 2-4,5 cm long. Hypanthium 2-4 mm long. Sepals 8-12 mm long, 2-3 mm wide. Petals yellow, the four larger ones 1,5-2,5 cm long, 1-1,4 cm wide, tapering into a basal claw. Stamens: fila­ments of fertile stamens 10-12 mm long, of staminodes 3-6 mm long. Ovary 5-6 mm long. Pod oval to oval-oblong, sometimes almost circular, 3,5-6 cm long, 2,8-4 cm wide. Seeds oval to circular, 1,3-1,8 cm long, 1,2-1,5 cm wide, rufous to brownish-black.