gnetophytina Meaning, Definition & Usage

  1. noun 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)
    subdivision Gnetophytina; Gnetopsida; class Gnetopsida; Gnetophyta.

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