1914 This could be a girl slightly older than Pollyanna. Many still had long, uncut hair. It would not usually have been piled high (as in Gibson Girl time) but hair was usually arranged to extend around the head and come out some from the sides.
A portrait of a Mother and her seven daughters don't often see people in these old photos that are beautiful by modern standards. These girls are unusually beautiful. Hard to guess which one is the mother.