Tuesday, February 19, 2008

BIRBAL SAHNI

BIRBAL SAHNI WAS A FAMOUS PALAEOBOTANIST.PALAEOBOTANY IS A MIX OF BOTANY AND GEOLOGY.HE DISCOVERED A NEW GROUP OF FOSSIL GYMNOSPERMS CALLED PENTOXYLEAE WHICH MADE HIM WORLD FAMOUS.SOME OF HIS STUDIES HAVE EVEN GIVEN SUPPORT TO THE CONTINENTAL DRIFT THEORY.