Cas·ca·ril·la n.  Bot. A euphorbiaceous West Indian shrub (Croton Eleutheria); also, its aromatic bark.
  Cascarilla bark (or Cascarilla) Med., the bark of Croton Eleutheria.  It has an aromatic odor and a warm, spicy, bitter taste, and when burnt emits a musky odor. It is used as a gentle tonic, and sometimes, for the sake of its fragrance, mixed with smoking tobacco, when it is said to occasion vertigo and intoxication.
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