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– Rhizocarpon geographicum subsp. geographicum
Jouko Rikkinen, Creative Commons Attribution Noncommercial 4.0
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– Rhizocarpon geographicum subsp. geographicum
Jouko Rikkinen, Creative Commons Attribution Noncommercial 4.0
-
– Rhizocarpon geographicum subsp. geographicum
Jouko Rikkinen, Creative Commons Attribution Noncommercial 4.0
-
– Rhizocarpon geographicum subsp. geographicum
Jouko Rikkinen, Creative Commons Attribution Noncommercial 4.0
-
– Rhizocarpon geographicum subsp. geographicum
Jouko Rikkinen, Creative Commons Attribution Noncommercial 4.0
-
– Rhizocarpon geographicum subsp. geographicum
Jouko Rikkinen, Creative Commons Attribution Noncommercial 4.0
(fi: keltakarttajäkälä, sv: kartlav)
Rhizocarpon geographicum subsp. geographicum
Description
Crustose lichen.
Distribution in Finland
Common across the country.
Growing form
Size
2–15 cm.
Thallus
Fruitbody
Algal partner
Green alga (Trebouxia).
Habitat
Exposed rock surfaces, cliffs and boulder fields.
Substrate
On siliceous rock.
Additional information
Organism groups
Endangered status in Finland
ENDANGERED CATEGORY (International Union for Conservation of Nature (IUCN) classification)
CR Critically endangered
EN Endangered
VU Endangered
NT Near threatened
LC Least concern
2019 LC - least concern
2010 LC - least concern
2000 LC - least concern
Regulations
No regulations.