#class_Gymnospermae__Gymnospermae__Gymnospermophyta__division_Gymnospermophyta  plants having naked seeds not enclosed in an ovary; in some systems considered a class (Gymnospermae) and in others a division (Gymnospermophyta); comprises three subdivisions (or classes): Cycadophytina (class Cycadopsida) and Gnetophytina (class Gnetopsida) and Coniferophytina (class Coniferopsida); in some classifications the Coniferophytina are divided into three groups: Pinophytina (class Pinopsida) and Ginkgophytina (class Ginkgopsida) and Taxophytina (class Taxopsida)
  supertype:  class__clas  (biology) a taxonomic group containing one or more orders
  member:  gymnosperm_family  gymnosperm_genus  gymnosperm  class_Gnetopsida  class_Cycadopsida  class_Pteridospermopsida  class_Coniferopsida  class_Ginkgopsida  gymnospermous_tree
  member of:  division_Spermatophyta__Spermatophyta  seed plants; comprises the Angiospermae (or Magnoliophyta) and Gymnospermae (or Gymnospermophyta); in some classification systems Spermatophyta is coordinate with Pteridophyta (spore producing plants having vascular tissue and roots) and Bryophyta (spore producing plants lacking vascular tissue and roots)
     member of:  kingdom_Plantae__Plantae__plant_kingdom__plantkingdom  taxonomic kingdom comprising all living or extinct plants

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