Foliose Shingle Lichen
Fuscopannaria ahlneri
Overview
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.
Habitat
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.
Other threatened species in Pannariaceae
Frequently asked questions
Why is Foliose Shingle Lichen classified as Endangered?
Where does Foliose Shingle Lichen live?
What are the main threats to Foliose Shingle Lichen?
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