Definition of "rubiaceous" []

• Of or pertaining to the large and diverse family of flowering plants known as Rubiaceae. (adjective)

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• "One of these, Oldenlandia adscensionis (a rubiaceous shrub) has not been seen since 1889, and is probably extinct."
• "But in an underdeveloped country full of tobacco stands and rubiaceous trees"
• "We find among rubiaceous plants, besides the cinchonas and exostemas, the Coutarea speciosa or Cayenne bark, the"