slender chasmanthium
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Poaceae
- genus: Chasmanthium
- species: Chasmanthium laxum
Auburn- Cullman
- Dauphin Island
- Mobile
- Northport
- Tuscaloosa
Alabama- Cairo
- Gray
- Isle of Hope
- Lincolnton
- Pine Mountain
Georgia- Beltsville
- Bladensburg
- Brentwood
- Capitol Heights
- Chesapeake Beach
- Chillum
- Colmar Manor
- Coral Hills
- Cottage City
- District Heights
- East Riverdale
- Edmonston
- Fairmount Heights
- Forest Heights
- Glassmanor
- Glenarden
- Goddard
- Hyattsville
- Jessup
- Landover
- Landover Hills
- Lanham
- Leonardtown
- Morningside
- Mount Rainier
- New Carrollton
- North Beach
- Oxon Hill
- Riverdale Park
- Seabrook
- Suitland
- Takoma Park
- University Park
- Woodlawn
Maryland- Gulf Park Estates
Mississippi- Memphis
Tennessee- Franconia
- Lincolnia
- South Suffolk
- Suffolk
Virginia- Washington, D. C.
Washington, D.C.
United States