+--George W. Howe  (6 APR 1828-)
Dewitt Clinton Howe  (11 OCT 1872-)
|           +--Robert Morrison 
|        +--William Morrison  (30 NOV 1726-28 FEB 1778)
|        |  +-- Elizabeth 
|     +--David Morrison  (14 OCT 1756-5 JAN 1826)
|     |  +--Jane Rogers  (-AFT 1794)
|  +--Lorenzo Morrison  (8 OCT 1807-18 JUL 1874)
|  |  +--Margaret McGrath  (5 JUL 1766-30 AUG 1843)
+--Francena Morrison  (2 MAR 1840-)
   |  +--John Weld 
   +--Eliza Weld  (15 JAN 1816-)
      +--Polly Hilliard