INTRODUCTION
It is a native of Europe and central Asia. There is no reference available to state that how this plant spread to the Indian soil. Today, its plants are found in Himalayan region at the height of 6000ft. It is commonly found in Manipur and Naga hills and in the lakes of Kashmir, and around the farms. Its dried root or stem is sold in markets with the name of Gboda bach. It many varieties are found. BAL Bach or parseek bacha is the main one.