But even though Palace are pushing for promotion, and only kept out of the play-off places by a goal difference of one goal, it looks likely Boro will win the battle to sign him.
After reluctantly sanctioning Gary O'Neil's request for a return to Portsmouth in the New Year, Gareth Southgate wants the England under-21 midfielder as a replacement.
The 23-year old is due to become a free agent at the end of the season, and Palace manager Neil Warnock would take a knockdown £1million next month.