limestone wild petunia
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Lamiales
- family: Acanthaceae
- genus: Ruellia
- species: Ruellia strepens
Northport- Smoke Rise
- Tuscaloosa
Alabama- Bourbonnais
- Bradley
Illinois- Meridian Hills
- Mishawaka
Indiana- Emporia
Kansas- Brookmont
- Cabin John
- Fort Washington
Maryland- Oak Hill
Tennessee- Great Falls
- McLean
Virginia- Washington, D. C.
Washington, D.C.
United States