Habit : A herb with a very large corm, depressed-globose, bulbiferous, dark brown.
Leaves : Appear after the flowers, petiole stout, 2-3 feet long, dark green with paler blotches, blade segments spreading, simple or forked, leaflets of variable width, obovate-oblong, acute, strongly many veined, with recurved wavy and crisped margins, greenish-pink, externally with pale rounded blotches base within purple.
Inflorescence : Spadix
Flowers : Very bad smelling, spadix as long as spathe, appendage, slightly lobed, dark red-purrple, spongy within. Male flowers stamens 2-4, anthers densely crowded sessile, depressed-globose, style stout, purple, stigma large, 2-3 lobed.
Fruit : Berries red.
Flowering and Fruiting Time : April - May
Significance : Cultivated for its large, fleshy corms used as vegetable.