No it looks as if she doesnt ( need a notary public )
Ring or better visit your local Citizens Advice Bureau
Antonio - the legal system in England is completely different to the legal systems where you come from ( Spain/Italy ). Notario Publico ( Notary Public ) do occur in England but they are rare and dont have many duties ( unlike abroad ).
It is important to take the advice of someone you can trust on this - such as you find in the Citizen's Advice Bureau.