01 n. a class or subdivision of plants comprising palmlike gymnosperms: it includes the surviving order Cycadales and several extinct orders; pos…
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1.
a class or subdivision of plants comprising palmlike gymnosperms: it includes the surviving order Cycadales and several extinct orders; possibly not a natural group; in some systems considered a class (Cycadopsida) and in others a subdivision (Cycadophytina or Cycadophyta).
Syn.
class Cycadopsida, subdivision Cycadophytina, subdivision Cycadophyta.