#genus_Mammillaria  large genus of cacti characterized chiefly by nipple-shaped protuberances or tubercles on their surface
  supertype:  #caryophylloid_dicot_genus__caryophylloiddicotgenu  genus of relatively early dicotyledonous plants including mostly flowers
  member of:  #family_Cactaceae
  member:  #mammillaria  any cactus of the genus Mammillaria

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