Mint family herb (5)
I believe the answer is:
thyme
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mint family herb</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 thyme that I've seen before include "something fragrant?" , "Herb with fragrant leaves - parsley, sage, rosemary and . . . . ." , "Aromatic plant" , "Flavouring" , "Meadow herb" .)