Boh geupula,,,,woww what is this ?

Hy steemians....nice to meet you.
   We call the name of this fruit boh keupula, when it can be fed this fruit is yellow and green when small. With a taste that is not sweet or in the language of aceh we call "klat", some small children like this fruit, 
     how about you steemians, do you guys like this fruit !! Now here again this fruit season 

This is tree geupula