Flower of Lempuyang/bitter ginger, Zingiber Zerumbet

''Zingiber zerumbet'' , also known as bitter ginger, shampoo ginger or pinecone ginger, is a vigorous species of the ginger family with leafy stems growing to about 1.2 m tall. It is found in many tropical countries. The rhizomes of ''Z. zerumbet'' have been used as food flavoring and appetizers in various cuisines while the rhizome extracts have been used in herbal medicine.