#genus_Dioon  small genus of arborescent cycads of Mexico and Central America; sometimes classified in family Cycadaceae
  supertype:  #gymnosperm_genus  a genus of gymnosperms
  member of:  #family_Zamiaceae
  member:  #dioon  any cycad of the genus Dioon; handsome palmlike cycads with robust crowns of leaves and rugged trunks

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