+--Robert Morrison 
         +--William Morrison  (30 NOV 1726-28 FEB 1778)
         |  +-- Elizabeth 
      +--Robert Morrison  (JAN 1747-10 JUN 1802)
      |  +--Jane Rogers  (-AFT 1794)
   +--James Morrison  (1 MAR 1784-29 SEP 1844)
   |  |  +--Adonijah Luce 
   |  +--Catherine Luce  (27 OCT 1747-)
   |     +--Abigail Athorn 
+--James Morrison  (11 JUL 1810-)
|  |  +--Francis Cabot 
|  +--Abigail Cabot  (11 JUL 1784-29 MAY 1836)
|     +--Marcia Hodgman 
Jane W Morrison  (18 MAR 1840-8 APR 1875)
|  +--James Wilkens 
+--Christina Wilkens  (JAN 1810-17 JUL 1873)
   +--Nancy Luce