Rough dot lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Ramalinaceae
- genus: Bacidia
- species: Bacidia trachona
Gallneukirchen
Upper Austria
Austria
Steinrode
Thuringia
Germany
Saint Helier
St Helier
Jersey
Smedjebacken
Dalarna- Särö
Halland- Borgholm
Kalmar- Degeberga
Skåne- Hunnebostrand
- Munkedal
- Uddevalla
Västra Götaland- Krokek
Östergötland
Sweden
Fayette
Iowa
United States