Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms (hierarchy name)
4. living organisms (entities)
5. Eukaryota (domain)
6. Plantae (kingdom)

Anotations

Scope note:

Gymnosperms that are related to the conifers but resembling palms and having affinity with tree-ferns. Characterized by a crown of large compound leaves and a stout trunk; examples exist in tropical and subtropical regions today, but they flourished in great variety and abundance during the Jurassic Period.