Ritigala (Photograph-Anu Weerasuriya)
Crataeva adansonii, S: Lunuwarana, T: Navala or Adicharanam (Photograph-Anu Weerasuriya)
For more information on the tree please see the Ruk Rakaganno Tree Column in the Sunday Times: http://sundaytimes.lk/060528/plus/medecinal.html