A spectrophotometric method to estimate piperine in piper species.

A Simple, rapid and economical procedure for estimation of piperine by UV Spectrophotometer in different piper species was developed and is described. The method is based on method is based on the identification of piperine by TLC and on the ultra violet absorbance maxima in alcohol at 328 nm.

Some medicinal plants of gopeshwar - tungnath region of uttar pradesh.

This paper deals with medicinal plants of Gopeshwar-Tungnath region of Chamoli district of Uttar Pradesh based on the exploration. In all, 45 species are enumerated in this study.