1) Genus alpinia 2) Genus languas 3) Genus zerumbet 4) Plant genus 
== Description == These herbs lack true stems, but have pseudostems usually up to about 3 meters long which are composed of the overlapping leaf sheaths. A few species have been known to reach 8 meters. They grow from thick rhizomes. The leaves are lance-shaped to oblong. The inflorescence takes the form of a spike, a panicle, or a raceme. It may ...
[n] - perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes
genus Alpinia noun perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes