Large shrub (4)
I believe the answer is:
tree
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">large shrub</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tree that I've seen before include "Large, woody perennial plant" , "cross" , "Source of wood" , "Plant with bark" , "Diagram representing different relationships" .)