subdivision Gnetophytina, n.
gymnospermous flowering plants; supposed link between conifers and angiosperms; in some systems classified as a class (Gnetopsida) and in others as a subdivision (Gnetophytina or Gnetophyta)
<noun.plant>
Gnetophyta Gnetophytina Gnetopsida class Gnetopsida subdivision Gnetophytina
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