| 1 | Leaves and peduncles opposite (Fig. 35A) |
| 1' | Leaves and peduncles alternate |
| 2 | Largest leaflet per leaf (11.5-)16-21 by (4.5-)6-8 mm (Fig. 35F) |
| 2' | Largest leaflet per leaf (3.5-)5-10.5(-12) by 1-3 mm |
| 3 | Leaflets linear, falcate or slightly sigmoid, acute at apex (Fig. 35B) |
| 3' | Leaflets ± straight or oblong; apex rounded |
| 4 | Leaflets narrowly oblong, 1.5-2(-3) mm broad. W Malesia (Fig. 35 C) |
| 4' | Leaflets oblong to almost elliptical, (1.5—)2.5—3 mm broad. New Guinea and Solomons (Fig. 35 D) |
