In Botany it is the name of a genus of plants in the family Asteraceae. They are characterized by having very toothed leaves (hence their name, which means that it has dandelions) and bitter taste. They are popularly known as "lion's tooth". The genus Leontodon has as synonyms Apargia or Taraxacum .
From Greek leon leontos, lion and odon dentists, tooth : Dandelion, genus of herbaceous plants of the asteraceae family with many species of toothed leaves. Interestingly the plant popularly known as dandelion, bitter chicory, bitterness, lechiriega, hair. . . it is not now named after taraxacum officinale which derives from the Arabic tharakhchakon, bitter grass, similar to lettuce.