#buckwheat  grain ground into flour
  supertype:  food_grain__grain__cereal  cereal grain suitable as food for human beings
  part of:  Polygonum_fagopyrum__buckwheat__Fagopyrum_esculentum  or member of genus Fagopyrum; annual Asian plant with clusters of small pinkish white flowers and small edible triangular seeds which are used whole or ground into flour

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