Professor
Coumarins, Bergapten, Bergaptol have been isolated from benzene and Chlaroform fraction of the P. densiflorum and identified by means of 1HNMR, 13CNMR, I. R. Spectrums, Mass Spectrum data as well as by colour reactions.
Coumarins, Bergapten, Bergaptol P. densiflorum, Apiaceae, High Altitude Himalayan herbs