Gymnospermophyta — synonyms, definition

1. Gymnospermophyta (Noun)

Gymnospermae class Gymnospermae division Gymnospermophyta

Gymnospermophyta (Noun) — 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).

class Coniferophyta Coniferophytina Coniferopsida Cycadophyta Cycadophytina Cycadopsida Ginkgophytina Ginkgopsida Gnetophyta Gnetophytina Gnetopsida Pteridospermopsida class Coniferopsida class Cycadopsida class Ginkgophytina class Ginkgopsida class Gnetopsida class Pteridospermopsida gymnosperm gymnosperm family • • • Spermatophyta division Spermatophyta