As far as difference in Senna sophera and Senna occidentalis is concerned it can not be on leaflets but
" *Senna sophera* is closely related to *Senna occidentalis* (L.)Link. The two are often confused, but the pods of the latter are circular in cross-section, not compressed, and have 2 rows of seeds. " http://database.prota.org/PROTAhtml/Senna%20sophera_En.htm regards Pankaj Oudhia On Tue, Mar 27, 2012 at 12:30 AM, surajit koley < [email protected]> wrote: > Sir, > > The same question bothers me too - why it is KAALKASUNDA?! Usha di or > Tanay Sir may help. I myself will try by consulting Bengali lexicon. > > Good night Sir... > > Regards, > > Surajit > > >

