| 1 | Leaves pinnately veined; short-shoots hook-formed, up to 2 cm long, leafless; infructescence and drupes dark brown or black |
| 1' | Leaves 3-pliveined; short-shoots sometimes present, hook-formed, 4-16 cm long, usually with leaves; infructescence and drupes silvery white or silvery grey |
| 2 | Leaf surface glabrous or (laxly) pubescent below; fruit pedicel 0.9-1.7 cm long |
| 2' | Leaf surface densely pubescent below; fruit pedicel 2.5-6 cm long |
