Looks like Thevetia peruviana. Common name Be- still tree. http://en.wikipedia.org/wiki/Thevetia_peruviana http://images.google.com/images?q=Thevetia%20peruviana.&rls=p,com.microsoft:en-gb:IE-ContextMenu&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA_en-GB&um=1&ie=UTF-8&sa=N&hl=en&tab=wi http://starrenvironmental.com/images/search/?q=thevetia+peruviana&o=plants