Louisiana sedge
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Cyperaceae
- genus: Carex
- species: Carex louisianica
Marianna
Florida- Albany
- Marshallville
- Rome
Georgia- Huntingburg
Indiana- Lexington
Kentucky- Baton Rouge
- Covington
- Gardere
- Shenandoah
- Vidalia
Louisiana- Colonia
- Fanwood
- Iselin
- North Plainfield
- Plainfield
- Scotch Plains
New Jersey- Greenville
North Carolina- Franklin
Virginia
United States