Rhatany

{ Rhat"a*ny, Rhat"an*hy } (?), n. [Sp. ratania, rataña, Peruv. rataña.] The powerfully astringent root of a half- shrubby Peruvian plant (Krameria triandra). It is used in medicine and to color port wine. [Written also ratany.]

Savanilla rhatany, the root of Krameria Ixina, a native of New Granada.