| Status of species |
A very rare species. Registered in the Red Data Book of Estonia and
in the Lists of endangered lichens species in Poland, Germany, Austria
and Denmark. |
| Distribution |
Central and western parts of Latvia. |
| Habitat |
Occurs on sandstone and dolomite cliffs, often in cliff recesses or
fissures. |
| Occurance |
Singly specimens occur. |
| Reproduction |
By spores. |
| Changes in number and distribution |
Found for the first time in Latvia in the Daugava valley near Staburags
(A. Bruttan, 1870). |
| Existing protection |
Decision Nr 107, 1987 by the Council of Ministers of the Latvian SSR.
Localities are known in the territory of Gauja National Park. Red Data
Book of Latvia, 1985. |
| Suggestions for study |
Lichen population and ecology should be studied. Its distribution should
be defined. |