or marsh herbs, with creeping rootstock, stem short or absent. Leaves in a
rosette, linear to spatulate, narrow or broad.
Inflorescence solitary, usually shortly peduncled. Spathe tubular, with
connate margins and a transverse septum within below. Spadix slender, tip
adnate to septum of spathe. Male inflorescence cylindric, stamens 1-2, anthers
2-celled, cells with conical perforate tips, pollen vermiform. Female
inflorescence a single whorl of connate, 1-celled ovaries, with a few neuters,
ovules erect, orthotropous, styles short, recurved. Fruit a fleshy
syncarp. Seeds oblong, albuminous.