The unique characteristic of Z. zerumbet and other plant within this genus is that the stamen, which dehisces longitudinally, is attached with a long curved beak or horn-like appendage. One stamen of the inner whorl is fertile, and the two staminoids have petal-like shape. The ovary is inferior and trilocular with axile placentation. Fruit is white, glabrous, thin walled and approximately 1.5 cm long. The seeds, which are covered with lacerate aril, are ellipsoid and black [10, 12]. The most important part of Z. zerumbet is its rhizomes, which have been associated with all the claimed medicinal uses. The rhizome of Z. zerumbet, which is perennial, thick, scaly, aromatic, and pale yellow internally (Figure3), is used exclusively by this obligates asexual reproducer plant for propagation.