"Jenny" Wilson was a first cousin of James Roscow on his mother's side. James Rascow was a son of William Roscow 1664-1700 and Mary Wilson 1675-1741. Mary(Wilson) Roscow was a daughter of William Wilson of Ceeley Plantation in Elizabeth City County Va. and his wife Anne Jane Milnor.
William and Jane Milnor only had two children: Willis Wilson and Mary (Wilson) Roscoe. Mary (Wilson) Roscow was the "Aunt Roscoe" mentioned in the reference above.