grangytterlav
Fuscopannaria ahlneri
Fuscopannaria ahlneri is a foliose lichen species with distinctive dark brown to blackish thallus lobes that form rosette-like patches on tree bark. This epiphytic lichen plays an important ecological role in forest ecosystems by contributing to nutrient cycling and providing microhabitat for invertebrates while serving as an indicator of air quality and forest health.
Taxonomy & Classification
Kingdom
Fungi
Phylum
Ascomycota
Class
Lecanoromycetes
Order
Peltigerales
Family
Pannariaceae
Genus
Fuscopannaria
grangytterlav belongs to the family Pannariaceae, order Peltigerales, within the Lecanoromycetes class.
Species Profile
Fuscopannaria ahlneri is a foliose lichen species with distinctive dark brown to blackish thallus lobes that form rosette-like patches on tree bark. This epiphytic lichen plays an important ecological role in forest ecosystems by contributing to nutrient cycling and providing microhabitat for invertebrates while serving as an indicator of air quality and forest health.
Fuscopannaria ahlneri faces severe decline primarily due to air pollution and habitat degradation affecting the old-growth forests where it occurs. This lichen species is extremely sensitive to atmospheric changes and requires very specific microclimate conditions that are being disrupted by human activities.
Key Facts
Habitat & Distribution
This lichen grows exclusively on the bark of deciduous trees, particularly favoring mature oak, ash, and maple trees in old-growth and semi-natural forests. It requires stable microclimatic conditions with consistent humidity levels and clean air, typically found in undisturbed woodland areas away from industrial pollution sources.
Threats
IUCN Red List: Endangered
Fuscopannaria ahlneri faces severe decline primarily due to air pollution and habitat degradation affecting the old-growth forests where it occurs. This lichen species is extremely sensitive to atmospheric changes and requires very specific microclimate conditions that are being disrupted by human activities.
Air pollution and acid rain
Forest fragmentation and logging
Loss of old-growth forest substrates
Climate change altering humidity patterns
Community Sightings
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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). grangytterlav (Fuscopannaria ahlneri). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/grangytterlav