ALPINIA CALCARATA/RASNA , Roscoe (Zingiberaceae) is a rhizomatous plant widely used as systemic medicinal sources in Sri Lanka. The mature rhizomes are branched and dense with a light to dark brown color. The leaf of the plant is simple, alternative, 25-32 cm long, 2.5-5 cm broad .The flowers are irregular, bisexual and pendanculate. Terminal densed flowers are found in panicles 8.5cm long. A. calcarata is cultivated in tropical countries including India, Sri Lanka and Malaysia.

USES:

For relieving throat inflammation, stimulating digestion, purifying blood, improving voice and marinating youthful vigour.