The genus Arisaema contains the "Jack in the Pulpits" found around the world in the Northern Hemisphere.

The genus Zantedeschia contains the Calla lilies.

Other genera in the Aroid Family include Amorphophallus, Arisarum, and Arum.

Other Sources of Information

Bulbous Plants of Southern Africa, by Neil du Plessis and Graham Duncan, Tafelberg Pub. Ltd., Cape Town (1989).
Bulbs for Warm Climates, by Thad M. Howard, University of Texas Press, Austin (2001).
Bulbs, Revised Edition, by John E. Bryan, Timber Press, Portland (2002).
Cape Bulbs, by Richard L. Doutt, Timber Press (1994).
RHS Manual of Bulbs, John Bryan and Mark Griffiths, Eds., Timber Press (1995).