Pharmacognostic and physico chemical study of rhizome of Curcuma longa L.

Abstract

The present study was aimed to evaluate pharmacognostically and phytochemically the diagnostic features of Curcuma longa rhizome. The study includes Macroscopic, Macroscopy, Powder study, histochemical and physicochemical evaluation of Curcuma longa. This study helps to provide diagnostic tool for identification of Curcuma longa. Powder microscopic analysis showed the presence of fragments of brown colored cork cells, Cortical cells, Fibers, vessels, oleo resin content in cortical parenchymatous cell, dissipated starch grains. Physico chemical analysis was done by the parameters mentioned in Ayurveda pharmacopeia of India. Pharmacognostic and Phytochemical evaluation can be used as a tool for identifying and confirming the authenticity. quality, purity and strength of Curcuma longa Rhizome.