|Carex filifolia on Badger Mountain, Douglas County Washington|
Carex filifolia is a species of sedge known by the common name threadleaf sedge.
Carex filifolia produces clumps of stems which are rounded or triangular, wiry, and angled or curved, reaching up to about 35 centimeters long. The root network is extensive and it forms sod. The leaves are narrow and rolled tightly, appearing quill-like.
The inflorescence is up to 3 centimeters long and has flowers coated with reddish scales. The fruit is covered in a sac called a perigynium which is somewhat hairy. The plant produces some seeds, but mainly reproduces vegetatively.
- Jepson Manual Treatment - Carex filifolia
- USDA Plants Profile
- Flora of North America
- Carex filifolia - Photo gallery
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