Diorygma poitaei
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Ostropales
- family: Graphidaceae
- genus: Diorygma
- species: Diorygma poitaei
- The Bottom
Saba- Oranjestad
Sint Eustatius
BQ- Hojancha
Guanacaste
Costa Rica- Puerto Plata
Puerto Plata
Dominican Republic- Puerto Ayora
Galápagos
Ecuador- Sabana Hoyos
Arecibo- Cacao
Quebradillas
Puerto Rico- Cutler
- East Perrine
- Jupiter
- Miami
- Palmetto Bay
Florida
United States