Dichanthium annulatum
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Poaceae
- genus: Dichanthium
- species: Dichanthium annulatum
- Mareeba
Queensland
Australia- Tonghe
Guangdong
China- Golfito
Puntarenas
Costa Rica- Georgetown
Demerara-Mahaica
Guyana- Ambilobe
- Antsiranana
Diana
Madagascar- Ciudad Victoria
Tamaulipas
Mexico- Bayamón
Bayamón- Cataño
Catano- Mariano Colón
Coamo- Maria Antonia
Guanica- Coco
Salinas- San Juan
San Juan- Parcelas Peñuelas
Santa Isabel Municipio
Puerto Rico- Marka
Lower Shabeelle
Somalia- Wad Medani
Al Jazīrah
Sudan- Khon Kaen
Khon Kaen
Thailand- Mobile
Alabama- Kaanapali Landing
- Kā‘anapali
Hawaii
United States