This is a mistake; she was not the daughter of Samuel Rolle, MP
See http://vagenweb.org/isleofwight/query000.htm
ROLLE, ROWELL, WHITLEY - Seeking information on Samuel ROWELL (Rolle) of Isle of Wight, VA, his family and information on his ancestry: Samuel ROWELL (Rolle) b bef 1660 m. ______, lived in Isle of Wight, VA CH: Frances b 1676 Isle of Wight,VA m. 1698 George WHITLEY b abt 1645 VA Samuel may have been the son of James ROWELL of VA.
I am correcting the tree.