Check-lists
* List of countries might not be complete
Links and literature
[1] Liška J., Palice Z. & Slavíková Š. (2008): Checklist and Red List of lichens of the Czech Republic, Preslia 80(2): 151–182, 2008. [as Toninia squalida (Schleich. ex Ach.) A. Massal.]
Liška J., Palice Z. & Slavíková Š. (2008): Checklist and Red List of lichens of the Czech Republic, Preslia 80(2): 151–182, 2008. [as Toninia squalida (Schleich. ex Ach.) A. Massal.]