Lomentaria baileyana
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Rhodymeniales
- family: Lomentariaceae
- genus: Lomentaria
- species: Lomentaria baileyana
Carmel-by-the-Sea
California- Edgartown
- Onset
- Vineyard Haven
Massachusetts- Sullivans Island
South Carolina
United States