+--John Morison  (1628-16 FEB 1736)
         +--John Morison  (1678-14 JUN 1776)
         |  +--Wife One 
      +--Moses Morison  (7 JUN 1732-)
      |  +--Margaret Wallace  (1687-18 APR 1769)
   +--Samuel Morison  (12 JUN 1774-7 DEC 1847)
   |  |  +--Andrew Todd 
   |  +--Rachel Todd  (14 APR 1733-)
+--Dexter B. Morison  (16 JAN 1816-29 MAR 1872)
|  +--Betsey Hosley  (5 MAR 1772-20 JUL 1830)
William D. Morrison  (21 JUN 1859-)
|  +--Joel T. Mayo 
+--Charlotte H. Mayo 
   +--Mary Banks