Leontodon
Leontodon (le*on"to*don) , noun
[Greek le`wn, le`ontos, lion + 'odoy`s, 'odo`ntos, tooth. Compare Lion's-tooth, Dandelion.]
(Botany) A genus of liguliflorous composite plants, including the fall dandelion (Leontodon autumnale), and formerly the true dandelion; -- called also lion's tooth.