White poplar
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">white poplar</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for abele that I've seen before include "White poplar tree" , "Eurasian tree" , "White poplar-tree" .)