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. grass (plant material)
9. reed (grass, material)

Narrower term/s

• tule (grass material)

Anotations

Scope note:

Material derived from stems of various species of the genera Scirpus, used for making strong mats, chair seats, hats, and basketry. For material from species in the genus Typha, use "cattail."