Lecidea cyrtidia
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Lecideaceae
- genus: Lecidea
- species: Lecidea cyrtidia
- West Haven
Connecticut- Chillum
- Langley Park
- Silver Spring
- Takoma Park
Maryland- Borough of Bronx
- Carmel
- Pound Ridge
New York- Birchwood Lakes
- Northwest Harborcreek
- Tinicum
- Wesleyville
Pennsylvania
United States