Artemisia Abrotanum

from WordNet (r) 3.0 (2006)

Artemisia abrotanum
    n 1: shrubby European wormwood naturalized in North America;
         sometimes used in brewing beer [syn: {southernwood},
         {Artemisia abrotanum}]

from The Collaborative International Dictionary of English v.0.48

Southernwood \South"ern*wood`\, n. (Bot.)
   A shrubby species of wormwood ({Artemisia Abrotanum}) having
   aromatic foliage. It is sometimes used in making beer.
   [1913 Webster]

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