herbs, small to massive, flowering before leafing. Leaves solitary, 3-partite,
segments pinnatisect. Flowers monoecious, spathe with limb open or convolute,
infundibular, or campanulate, spadix
exserted or included, appendage large, inflorescence cylindric, dense-flowered,
sessile or shortly stipitate, males and females contiguous, neuters absent.
Stamens 2-4, anthers sessile, cells oblong, pores apical. Ovaries globose or
obovoid, 1-4 celled, style short or long, stigma entire, or 2-4 lobed, ovules
solitary, subbasilar, anatropous. Fruits subglobose or obovoid berries,
ripening orange-red. Seeds 1-few, exalbuminous.