+--Lysander Luce 
Isidore Amanda Luce  (12 DEC 1849-)
|           +--Robert Morrison 
|        +--William Morrison  (30 NOV 1726-28 FEB 1778)
|        |  +-- Elizabeth 
|     +--Robert Morrison  (JAN 1747-10 JUN 1802)
|     |  +--Jane Rogers  (-AFT 1794)
|  +--William Morrison  (9 APR 1788-26 JUN 1873)
|  |  |  +--Adonijah Luce 
|  |  +--Catherine Luce  (27 OCT 1747-)
|  |     +--Abigail Athorn 
+--Ann Morrison  (4 DEC 1815-)
   |  +--Francis Cabot 
   +--Mary Cabot  (2 APR 1789-4 OCT 1841)
      +--Marcia Hodgman