Powdered wart lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Pertusariales
- family: Pertusariaceae
- genus: Pertusaria
- species: Pertusaria trachythallina
- Globasnitz
Carinthia- Aibl
- Leutschach
Styria
Austria- Camacha
Madeira
Portugal- Cambridge
- Cochituate
- Sandwich
- Somerville
- Wellesley
Massachusetts- Marquette
Michigan- Forest
Mississippi- Sparta
North Carolina- Awendaw
South Carolina
United States