Robust, tuberous, acaulescent perennials 1-2 m high, with a cluster of long-petioled leaves. Leaves large; laminae peltate, ovate-cordate, 20-50 cm long, acute to acuminate, entire, sometimes white-mottled, veins somewhat reddish; petiole ± > lamina, light to dark green, reddish-or purple-tinged. Scape stout, < petiole. Spathe pale yellowish, ± 20 cm long, rolled inwards at apex. Spadix ± ⅔ of spathe; basal female zone separated from upper male zone by shorter sterile zone made narrower by constriction of spathe; terminal sterile appendage variable in length with much-narrowed, acute tip. Berries green.