Bark barnacles lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Ostropales
- family: Graphidaceae
- genus: Thelotrema
- species: Thelotrema lepadinum
Globasnitz
Carinthia
Waidhofen an der Ybbs
Lower Austria
Kaprun
Mattsee
Obertrum am See
Seeham
Werfenweng
Salzburg
Altaussee
Styria
Brixen im Thale
Heiterwang
Radfeld
Tyrol
Sankt Georgen am Walde
Ulrichsberg
Upper Austria
Bildstein
Bizau
Bürserberg
Hörbranz
Schwarzach
Wolfurt
Vorarlberg
Austria
North Saanich
British Columbia
Waterloo
Quebec
Canada- France
Balderschwang
Neureichenau
Piding
Bavaria
Steinrode
Thuringia
Germany
Valsequillo de Gran Canaria
Canary Islands
Spain
Hyltebruk
Knäred
Oskarström
Särö
Torup
Halland
Bor
Huskvarna
Odensjö
Reftele
Smålandsstenar
Jönköping
Sweden- United Kingdom
Jacksonville
Florida
Hōlualoa
Hawaii
New Bedford
Massachusetts
Geneva
Long Beach
Minnehaha
Mount Vernon
Sumner
Vancouver
Washington
United States
Guidel-Plage
Burnopfield