Brigantiaea leucoxantha
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Brigantiaeaceae
- genus: Brigantiaea
- species: Brigantiaea leucoxantha
- Tolga
Queensland
Australia- The Bottom
Saba
BQ- Tres Ríos
Cartago
Costa Rica- Cilaos
Réunion
Reunion- Auburn
- Citronelle
- Fairhope
- Point Clear
Alabama- Isle of Hope
- Lincolnton
- Skidaway Island
Georgia- West Cape May
New Jersey- Buxton
- Gatesville
- Lake Waccamaw
- Manteo
- Pine Knoll Shores
North Carolina- Awendaw
South Carolina- Chincoteague
Virginia
United States