Dolly Parton has come a long way from the days of her really big hair and perhaps she has found a style that allows her to leave the wigs at home as well. With only a little bit of height curled or back brushed on the top, the rest of her style is basically straight with a few bends and gives all the credit to the cut, which is tapered stylishly down the sides.
Dolly Parton has never tried to hide her love for wearing wigs and she has worn some awesome ones over the years. This modern one has unique styling on top with a section twisted in what appears to be a knot with a "plume" of hair coming out of its center.
Dolly Parton has never hid the fact that she often wears a wig when making public appearances. This style seems to be her own hair, with the front and sides styled casually, having the back pulled up to the crown with lift. The pulled out sections creating a fantail are probably an added embellishment, however.