Chinese keys

Scientific Name of Plant
Boesenbergia pandurata
 * Synonym: Boesenbergia rotunda
 * Botanical family: Zingiberaceae

Description
This is a rhizome from a member of the ginger family. Chinese Key looks like a cluster of long orange-brown fingers. The interior is more yellow in colour. It has an aromatic spicy flavour. It is most commonly used in Thailand where it is called Krachai

Origin and History
Is probably a native of Java and Sumatra. It is now grown throughout SE Asia. In Thailand it is called Krachai while in Malaysia and Indonesia it is known as Temu Kunci

Parts of Plant Used
In Thailand the rhizome is eaten raw in salads or used in mixed vegetable soups and curries, usually with fish

Uses and Properties
In Thailand it is used in cooking. Elsewhere in SE Asia it's usage is mostly medicinal. The rhizome is used for expelling gas and relieving colic and also for treating diarrhea and dysentery. The leaves are not used in cooking but locally have a reputation as an antidote to certain poisons