VU

Humble Pixie-cup Lichen

Cladonia humilis

Unknown

Overview

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

The Humble Pixie-cup Lichen faces significant pressure from habitat degradation caused by agricultural intensification and urban development across its limited range. Air pollution, particularly nitrogen deposition from industrial sources, disrupts the delicate chemical balance this species requires for photosynthesis and growth. Climate change poses an additional threat through altered precipitation patterns and increased temperature extremes that exceed the lichen's narrow tolerance range.

Threat summary

Habitat

This diminutive lichen species inhabits sandy soils and exposed mineral substrates in coastal dunes, heathlands, and open grasslands. It typically grows in areas with minimal vegetation cover where competition is reduced, often forming small colonies on acidic, nutrient-poor soils.

TERRESTRIAL· major

Frequently asked questions

Why is Humble Pixie-cup Lichen classified as Vulnerable?
Humble Pixie-cup Lichen is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. The Humble Pixie-cup Lichen faces significant pressure from habitat degradation caused by agricultural intensification and urban development across its limited range. Air pollution, particularly nitrogen deposition from industrial sources, disrupts the delicate chemical balance this species requires for photosynthesis and growth. Climate change poses an additional threat through altered precipitation patterns and increased temperature extremes that exceed the lichen's narrow tolerance range.
Where does Humble Pixie-cup Lichen live?
Humble Pixie-cup Lichen 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 Humble Pixie-cup Lichen?
The main threats to Humble Pixie-cup Lichen 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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