A review.Amorphophallus campanulatus (Roxb.) Blume is a valuable corm producing plant in the world.It is most commonly named as Elephant foot yam.Among all species of Amorphophallus, Amorphophallus campanulatus (Roxb.) has good medicinal value.Amorphophallus campanulatus (Roxb.) is growing widely throughout the Bangladesh (Forests of Gazipur, Sherpur, Chittagong, Chittagong Hill Tracts, Cox's Bazar, Tangail and planted elsewhere).It is largely cultivated in the Philippines, Java, Indonesia, Sumatra, Malaysia, India and China.In Bangladesh, it is called as Ol, Olkachu.Indian subcontinent, Sri Lanka and Apparently cucumbers have originated in the foothills of the Himalayan mountains, just north of the Bay of Bengal, the area which is now primarily occupied by Bangladesh.As it is a tuberous crop plant, many of the chem. constituents found in its corm.This plant contains vast of important phytochem. constituents whose are able to provide desired pharmacol. response.The main goal of this paper is to make a proper status of about pharmacognostic profile and pharmacol. activity of Amorphophallus campanulatus(Roxb.) Blume.