Source : Webster's Revised Unabridged Dictionary (1913)

Angelica \An*gel"i*ca\, n. [NL. See {Angelic}.] (Bot.)
   1. An aromatic umbelliferous plant ({Archangelica
      officinalis} or {Angelica archangelica}) the leaf stalks
      of which are sometimes candied and used in confectionery,
      and the roots and seeds as an aromatic tonic.

   2. The candied leaf stalks of angelica.

   {Angelica tree}, a thorny North American shrub ({Aralia
      spinosa}), called also {Hercules' club}.

Source : WordNet®

Aralia spinosa
     n : small deciduous clump-forming tree or shrub of eastern
         United States [syn: {American angelica tree}, {devil's
         walking stick}, {Hercules'-club}]