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. birch (wood)

Anotations

Scope note:

Wood of the species Betula alleghaniensis, native to the northeastern part of North America, with light yellow sapwood and reddish-brown heartwood. It is similar to sweet birch and is not separated from it commercially. It is used in the making of fine furniture, joinery, spools, bobbins, and plywood.