help needed salt and pepper tree

help needed salt and pepper tree

Observation - help needed salt and pepper tree. Description: this is from a tree found a lot in the Capri area. can someone tell me if it is indigenous before i plant one? and what is its propper name?

this is from a tree found a lot in the Capri area.
can someone tell me if it is indigenous before i plant one?
and what is its propper name?