Class Cycadopsida (Noun)
Meaning
Palmlike gymnosperms: 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).
Classification
Nouns denoting plants.
Examples
- The class Cycadopsida is a group of ancient palmlike gymnosperms that have been around since the Mesozoic era.
- Some botanists consider the class Cycadopsida to be a distinct group, while others believe it is not a natural classification.
- Fossil records show that the class Cycadopsida was once a diverse group with many different species.
- The class Cycadopsida is thought to have originated during the early Triassic period, over 250 million years ago.
- In some classification systems, the class Cycadopsida is considered a subdivision of the gymnosperms, rather than a full class.