#buckthorn.shrub  a shrub or shrubby tree of the genus Rhamnus; fruits are source of yellow dyes or pigments
  supertype:  shrub__bush  a low woody perennial plant usually having several major branches
  subtype:  cascara_buckthorn  Carolina_buckthorn  coffeeberry  alder_buckthorn  redberry
  member of:  genus_Rhamnus
  part:  buckthorn_berry__buckthornberry__yellow_berry  fruit of various buckthorns yielding dyes or pigments

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