Angostura bark, Angostura n. 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.
... the early days of my trances I was much haunted by the spirit of a certain cocktail—blended, I believe, of champagne and angostura—which insisted that it would be inconsolable until it could get in contact with Quimbleton and reassure him as to the certainty of its existence beyond mortal bars. The deep affection and old comradeship evidently cherished ... — In the Sweet Dry and Dry • Christopher Morley Read full book for free!