#woodruff  any plant of the genus Asperula
  supertype:  #subshrub__suffrutex  low-growing woody shrub or perennial with woody base
  member of:  #genus_Asperula
  subtype:  #dyer's_woodruff__Asperula_tinctoria  creeping European perennial having red or pinkish-white flowers and red roots sometimes used as a substitute for madder in dyeing

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