1 | Leaves large, to 25-30(-42) x 12.5-13.8 cm |
1' | Leaves often smaller, 7-17(-23) x 2-6.2(-9.5) cm, sometimes verticillate or those of a pair sometimes unequal in size |
2 | Tree 4-18 m; leaves glabrous; inflorescence cauliflorous |
2' | Shrub or small tree to 3 m; leaves rufous-puberulent beneath, densely so on veins; inflorescence terminal on small branches, not cauliflorous |
3 | Female flowers globose-campanulate, prominently constricted at throat; stigma acuminate; leaves drying dark brown |
3' | Female flowers campanulate, infundibuliform or tubular-cylindrical, not constricted; stigma acuminate or fimbriate; leaves drying dark brown or greenish- or yellowish-brown |
4 | Leaves often drying greenish- or yellowish-brown, glossy-shining above; female flower tubular-cylindrical; infructescence-branches thick and subalate |
4' | Leaves drying dark brown, not glossy-shining above; female flower flared at apex; infructescence-branches very thin, not subalate |