Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by origin]
6. biological material
7. plant material
8. [wood and wood by product]
9. wood (plant material)
10. [wood by composition or origin]
11. hardwood
12. oak (wood)

Anotations

Scope note:

Wood of the species Quercus lyrata, native to lowland wetlands in the southeastern United States, from Delaware and southern Illinois south to northern Florida and southeast Texas. It is used for flooring, furniture, and heavy construction.