Source : Webster's Revised Unabridged Dictionary (1913)

Sea wormwood \Sea" worm"wood`\ (Bot.)
   A European species of wormwood ({Artemisia maritima}) growing
   by the sea.

Source : WordNet®

Artemisia maritima
     n : plants of western and northern European coasts [syn: {sea
         wormwood}, {Seriphidium maritimum}]