Wall·wort n. Bot. The dwarf elder, or danewort (Sambucus Ebulus).
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  Dane·wort n. Bot. A fetid European species of elder (Sambucus Ebulus); dwarf elder; wallwort; elderwort; -- called also Daneweed, Dane's weed, and Dane's-blood.
  Note: [Said to grow on spots where battles were fought against the Danes.]
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  Sambucus ebulus
       n : dwarf herbaceous elder of Europe having pink flowers and a
           nauseous odor [syn: dwarf elder, danewort]