heracleum āļāļ·āļāļāļ°āđāļĢ heracleum āļāļ·āļāļāļ°āđāļĢ A genus of dicotyledonous polypetalous plants founded by LinnÃĶus, belonging to the natural order UmbelliferÃĶ, tribe PeucedaneÃĶ, characterized by its broadly obovate, strongly compressed wing-margined fruit.