Thyrsacanthus nitidus
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Lamiales
- family: Acanthaceae
- genus: Thyrsacanthus
- species: Thyrsacanthus nitidus
Welchman Hall
Saint Thomas
Barbados
Rosalie
Saint David- Portsmouth
Saint John- Mahaut
- Pont Cassé
Saint Paul
Dominica