Species commonly cultivated
Lasia spinosa (L.) Thwaites (Asia)
emergent creeping plant
Perennial. Creeping, emergent; rhizomes long, up to 4 cm thick. Petiole elongate, spiny, sheathed at base. Leaves in apical rosette; leaf blade large, sagittate to pinnatifid, major veins on abaxial surface spiny, venation palmate to pinnate. Inflorescence a spadix enclosed in twisted spathe, peduncle spiny. Flowers bisexual, completely covering spadix. Berries numerous, fleshy, warty. Dispersal by seed or stem fragments.
swamps and shallow, still waters