1. Arisaema Mart. (Jack-in-the-pulpit)

(Huttleston, 1984)

Plants with corms. Leaves few, with long petioles and 3B15 leaflets, uniformly green. Leaflets with main veins parallel from midrib to margins, connected by marginal loops and a complex network of fine veinlets throughout the leaf tissue. Spathes variously shaped and colored. Spadices with flowers only in the basal 25B30 percent, sometimes with all staminate or all pistillate flowers, the sterile tips variously shaped. Fruits orangish red to scarlet, with 1B3 seeds, in dense cylindric to subglobose clusters. About 150 species, North America, Asia, Africa.