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1 Scandent shrub or liana; leaves with 1 (-3) leaflet(s); inflorescence with hairs < 0.5 mm long.
..2 Leaflets 3-7 (-10) cm long, the base slightly cordate; leaflets slightly paler below than above, but not distinctly bicolored; fruits longer than wide, 1-4 (-6) cm long, 0.8-1 cm wide; seeds 1-4 per fruit
..2 Leaflets 6-13 cm long, the base cuneate to rounded; leaflets distinctly bicolored, much paler below than above; fruits about as wide as long, 2-3 cm long, 2-3 cm wide; seed 1 per fruit