A robust perennial herb, up to 7 m tall, with slender rhizome. Leaves subsessile, lanceolate, up to 108 cm x 18 cm. Infructescence globular, 12 cm in diameter, near to the ground. Fruit sessile, berry-like, obovoid or obconical, polygonal, 2—5 cm x 2—3 cm, 9—14-ribbed, densely sericeous. |