| Cetraria islandica |
| Nederlands | : | IJslands mos |
| English | : | True Iceland lichen |
| Deutsch | : | Isländisch Moos |
| Norsk | : | islandslav |
| Svenska | : | islandslav |
 |
 |
| Losser, the Netherlands; 21 September 2013. | |
 |
 |
 |
| Sallandse Heuvelrug, the Netherlands; 7 March 2014. | ||
 |
 |
| Veggli (Buskerud), Norway; 5 August 2016. | |