1) Wild celery 
wild celery
• (n.) 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.
(Apium graveolens), wild celery; strongly scented, erect, biennial herb of the carrot family (Apiaceae, or Umbelliferae) widely distributed in moist ... [1 related articles]
Small'age noun [ Small + French ache smallage. See Ach parsley.] (Botany) 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 ....