Leaves peltate, ovate to oblong-ovate, 8-30 cm long, petioles 6-25 cm long, stipules oblong to narrowly ovate, 1-3 cm long, quickly deciduous.
Flowers
Male flowers in open panicles 13-35 cm long, bracts and calyx pale green to yellowish green, stamens (3)4-6(-10), anthers tetrathecal; female flowers in panicles 8-30 cm long, ovary 2-3-celled, styles 5-8 mm long.
Fruit
Capsules 2-3-valved, 10-12 mm long, covered with pale waxy glands and soft, scattered, elongate, spine-like processes.