Taro root
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">taro root</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 eddo that I've seen before include "Edible corm" , "exotic vegetable" , "taro tuber" , "Tropical plant" , "edible root" .)