|Status of species
||A rare species. Registered in the Red Data Books of Sweden and Estonia
and in the Lists of endangered lichens species in Finland, Germany, Austria
||Rare, mainly in the central and western parts of Latvia.
||An epiphytic lichen growing on conifers in mixed forests, particularly
on spruce branches.
||Singly specimens occur.
|Changes in number and distribution
||First indications in Latvia were in 1870 (A. Bruttan), no locality
mentioned, in Alla¾i (A. Piterąns, 1965). It is negatively affected by
changes in biotopes and environmental pollution.
||Localities are known in Slļtere reserve. Red Data Book of Latvia, 1992.
|Suggestions for study
||Lichen biology and dynamics of population development should be studied.
Its distribution should be defined.