Desert plant (6)

I believe the answer is:
cactus
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">desert plant</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 cactus that I've seen before include "Prickly sort" , "Spiney plant of arid regions" , "Spiky desert plant" , "Plant found in dry places" , "Spiney plant of dry regions" .)