Genealogist's diagram (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">genealogist's diagram</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tree that I've seen before include "Eg, laburnum" , "A number" , "Ash or elm, for example" , "Care for shoes" , "elder, maybe" .)
(Other definitions for tori that I've seen before include "doughnuts" , "rings" , "Large mouldings on columns" .)