Borovichev E.A. Botanical excursion on the Northern Soroya. Hammerfest, 2014.

Lichens o f the seashore grasslands Lichens cannot compete with grasses on the coastal grassland; it is why they as a rule grow here only on large boulders and rocks. But with the help o f a hand lens one can find the small thallome o f Collema and LeptOgium species in tufts o f grasses, on the soil and litter. These lichens together with free-living cyanoprocaryota enrich the soil with nitrogen and increase productivity o f grassland ecosystems. Protoparmelia badia is one o fthe most easily recognizable lichens which have a cracked thallus Lecidea lapicida (lapicida means "devouringstone") destroys the rock surface to a depth ofafew millimeters Tephromela atra is easily recognizable species: it has contrasting apothecia with a black disk and the white edge. On the right side ofpicture is Parmetia omphalodes 94