CR

stiftringlav

Rinodina isidioides

Unknown

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Rinodina isidioides faces severe threats from air pollution and habitat degradation, as this lichen species is highly sensitive to atmospheric contaminants and changes in substrate quality. Urban expansion and industrial activities have significantly reduced suitable habitat, while climate change alters the delicate moisture and temperature conditions required for survival.

Threat summary

Habitat

This crustose lichen grows on bark of deciduous trees and occasionally on rock surfaces in temperate forests and woodland edges. It typically occurs in areas with moderate humidity and clean air conditions, often favoring older trees with stable bark substrates.

TERRESTRIAL· major

Other threatened species in Physciaceae

Star Rosette LichenEN

Star Rosette Lichen

Physcia stellaris

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fransrosettlav

Physcia leptalea

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pudrad rosettlavVU

pudrad rosettlav

Physcia magnussonii

Unknown
VU

raggkranslav

Phaeophyscia kairamoi

Unknown

Frequently asked questions

Why is stiftringlav classified as Critically Endangered?
stiftringlav is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Rinodina isidioides faces severe threats from air pollution and habitat degradation, as this lichen species is highly sensitive to atmospheric contaminants and changes in substrate quality. Urban expansion and industrial activities have significantly reduced suitable habitat, while climate change alters the delicate moisture and temperature conditions required for survival.
Where does stiftringlav live?
stiftringlav occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to stiftringlav?
The main threats to stiftringlav are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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