Source : Webster's Revised Unabridged Dictionary (1913)

Smallage \Small"age\, n. [Small + F. ache smallage. See {Ach}
   parsley.] (Bot.)
   A biennial umbelliferous plant ({Apium graveolens}) native of
   the seacoats of Europe and Asia. When deprived of its acrid
   and even poisonous properties by cultivation, it becomes
   {celery}.

Celery \Cel"er*y\, n. [F. c['e]leri, cf. Prov. It. seleno,
   seler; fr. Gr. ? parsley, in Lgr. & NGr. celery. Cf.
   {Parsley}.] (Bot.)
   A plant of the Parsley family ({Apium graveolens}), of which
   the blanched leafstalks are used as a salad.

Source : WordNet®

Apium graveolens
     n : herb of Europe and temperate Asia [syn: {wild celery}]