Gracilaria damaecornis
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Gracilariales
- family: Gracilariaceae
- genus: Gracilaria
- species: Gracilaria damaecornis
Welchman Hall
Saint Thomas
Barbados
Pointe-à-Pitre
Guadeloupe
Guadeloupe
Manchioneal
Portland
Jamaica
Punta Santiago
Humacao
Luquillo
Luquillo
El Negro
Yabucoa
Puerto Rico
Key West
Florida
United States