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:

Gymnospermous (seeds are not provided with a seed-vessel) plants that are characterized as tall, multi-branched deciduous trees with a well-developed cylinder of wood and bearing distinctive fan-shaped leaves. It flourished in the Mesozoic era and today is represented by one living species, Ginkgo biloba.