Dahanayake JM. Perera PK, Galappatty P. Arawwawala LDAM. Comparison on physico chemical and phytochemical parameters of 3 species in family piperaceae. 5th International Conference on Ayurveda, Unani, Siddha and Traditional Medicine (ICAUST- 2017), At Institute of Indigenous Medicine, University of Colombo, Vol5(Pg86) Date : 27-29th October 2017