Angostura
Angostura (an`gos*to"rȧ bark`)
[From Angostura, in Venezuela.]
A bitter aromatic bark, obtained from a South American tree of the rue family (Galipea cusparia, or Galipea officinalis). It is used used as a tonic, in medicines, liqueurs and bitters. — U. S. Disp
Also: Angostura bark