CRCritically Endangered

Opegrapha cesareensis

Local name: skånsk klotterlav

Conservation status data sourced from the IUCN Red List of Threatened Species.

01Classification

Taxonomy & Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Arthoniomycetes

Order

Arthoniales

Family

Opegraphaceae

Genus

Opegrapha

Opegrapha cesareensis belongs to the family Opegraphaceae, order Arthoniales, within the Arthoniomycetes class.

02Description

Species Profile

Species profile data sourced from the IUCN Red List of Threatened Species.

Opegrapha cesareensis faces severe threats from habitat loss due to urbanization and agricultural expansion in its limited range in southern Sweden. Air pollution and climate change further stress this sensitive lichen species, which requires specific environmental conditions to survive.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupFungi
03Habitat

Habitat & Distribution

This crustose lichen species grows on bark of deciduous trees, particularly in old-growth forests and mature woodland habitats in the Skåne region of southern Sweden. It requires stable microclimatic conditions with appropriate humidity and air quality levels.

TERRESTRIALMajor
04Threats

Threats

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IUCN Red List: Critically Endangered

Opegrapha cesareensis faces severe threats from habitat loss due to urbanization and agricultural expansion in its limited range in southern Sweden. Air pollution and climate change further stress this sensitive lichen species, which requires specific environmental conditions to survive.

Agricultural intensification

HighOngoing

Air pollution and nitrogen deposition

HighOngoing

Habitat loss from urban development

HighOngoing

Small population size and restricted range

HighOngoing

Climate change altering microhabitat conditions

MediumOngoing
Community

Community Sightings

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07Sources

Sources & Attribution

How to Cite

IUCN: IUCN (2025). The IUCN Red List of Threatened Species. Version 2025-1. Available at: https://www.iucnredlist.org. doi:10.2305/IUCN.UK.2025-1.RLTS

GBIF: GBIF.org (2025). GBIF Home Page. Available at: https://www.gbif.org

This page: SpeciesRadar (2025). Opegrapha cesareensis (Opegrapha cesareensis). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/skansk-klotterlav

Full citation guide & data usage terms