1) Dwarf elder 2) Elder 3) Elderberry bush 4) Sambucus ebulus 
• (n.) A fetid European species of elder (Sambucus Ebulus); dwarf elder; wallwort; elderwort; -- called also Daneweed, Dane`s weed, and Dane`s-blood. [Said to grow on spots where battles were fought against the Danes.]
(from the article `elder`) ...from northern Europe to North China, has round clusters of scarlet berries and reaches 4 metres (13 feet). Red-berried elder (S. pubens), with ...
Dane'wort` noun (Botany) A fetid European species of elder ( Sambucus Ebulus ); dwarf elder; wallwort; elderwort; -- called also Daneweed , Dane's weed , and Dane's-blood . [ Said to grow on spots where battles were fought against the Danes.] 
Sambucus ebulus noun dwarf herbaceous elder of Europe having pink flowers and a nauseous odor