+--Robert Gardner 
   +--Robert Gardner  (2 Jan 1785-20 Jan 1855)
   |  +--Margaret Sandy 
+--Alexander Gardner  (4 Jun 1815-)
|  |  +--Alexander Beveridge 
|  +--Elspeth Beveridge  (12 Sep 1783-12 Feb 1865)
|     +--Isabella Thomson 
Robert Mair Gardner  (11 Dec 1857-)
+--Jane Mair  (1821/1822-)