资料来源 : Webster's Revised Unabridged Dictionary (1913)

Dracaena \Dra*c[ae]"na\, n. [NL., fr. Gr. ? she-dragon.] (Bot.)
   A genus of liliaceous plants with woody stems and
   funnel-shaped flowers.

   Note: Drac[ae]na Draco, the source of the dragon's blood of
         the Canaries, forms a tree, sometimes of gigantic size.

资料来源 : WordNet®

dracaena
     n : often cultivated for the decorative foliage