Sorry but that is not a Royal Poinciana, Flamboyant (Delonix regia (Bojer) Raf.) from East Africa. The Flamboyant flower is different see:
Royal Poinciana, Flamboyant (Delonix regia)
What you are looking at is known locally as Amapola which means poppy but its not a poppy. Its an Erythrina poeppigiana or Coral tree as its known in its native India.
see
Erythrina - Wikipedia, the free encyclopedia
Here these trees are used as shade trees for Cacao plantations as they have nitrogen fixing qualities. Its spectacular when they all flower together in central Dominican rain forests around march time..