Storfrugtet gulskivelav
CRCritically Endangered

Storfrugtet gulskivelav

Protoblastenia calva

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

35

Countries

Photo: (c) Rémy Poncet, some rights reserved (CC BY-NC), uploaded by Rémy Poncet

01Classification

Taxonomy & Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Lecanoromycetes

Order

Lecanorales

Family

Psoraceae

Genus

Protoblastenia

Storfrugtet gulskivelav belongs to the family Psoraceae, order Lecanorales, within the Lecanoromycetes class.

02Description

Species Profile

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

Storfrugtet gulskivelav faces severe threats from habitat degradation and loss due to air pollution, climate change, and human development pressures. As a lichen species with specific substrate and environmental requirements, it is particularly vulnerable to changes in air quality and microclimate conditions that disrupt the delicate balance needed for survival.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupFungi
03Habitat

Habitat & Distribution

This lichen species typically grows on calcareous rocks, concrete surfaces, and mortar in urban and semi-urban environments, particularly on walls, buildings, and other anthropogenic substrates. It requires specific pH conditions and is sensitive to air quality, thriving in areas with moderate pollution levels but declining when conditions become too extreme.

TERRESTRIALMajor
04Threats

Threats

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IUCN Red List: Critically Endangered

Storfrugtet gulskivelav faces severe threats from habitat degradation and loss due to air pollution, climate change, and human development pressures. As a lichen species with specific substrate and environmental requirements, it is particularly vulnerable to changes in air quality and microclimate conditions that disrupt the delicate balance needed for survival.

Air pollution and atmospheric nitrogen deposition

HighOngoing

Climate change altering temperature and humidity regimes

HighOngoing

Habitat loss from urban development and infrastructure

HighOngoing

Changes in substrate availability and quality

MediumOngoing

Disturbance from human activities in occupied areas

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). Storfrugtet gulskivelav (Protoblastenia calva). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/storfrugtet-gulskivelav

Full citation guide & data usage terms