Hawthorn blossom (3)
I believe the answer is:
may
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hawthorn blossom</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for may that I've seen before include "Girl's name; 10 ac (anag.)" , "Hawthorm blossom" , "plant that's tropical making comeback" , "The merry merry month( 3)" , "UK PM" .)