Cassia fistula?
at first glance i thought it was peeled pomelo Citrus maxima or Citrus grandis lol http://picasaweb.google.com/lh/photo/8TiW9Y86mEVthDJh4dOUtA
Ficus specie?
the third photo i think it belongs to hibiscus family or mallow family i hope it helps... the first two photo is Mucuna pruriens...
