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. maple (wood)

Anotations

Scope note:

Wood of the species Acer macrophyllum, the only species native to the western United States. This commercially valuable wood is darker than that of other maples; used in the manufacture of furniture, piano actions, turnery, and musical instruments.