CRCritically Endangered

stuvdverglav

Ramonia subsphaeroides

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

01Classification

Taxonomy & Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Lecanoromycetes

Order

Gyalectales

Family

Gyalectaceae

Genus

Ramonia

stuvdverglav belongs to the family Gyalectaceae, order Gyalectales, within the Lecanoromycetes class.

02Description

Species Profile

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

Ramonia subsphaeroides faces severe population declines due to widespread habitat destruction from deforestation and urban development across its limited range. The species' highly specialized ecological requirements and small, fragmented populations make it extremely vulnerable to environmental changes and human disturbance.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupFungi
03Habitat

Habitat & Distribution

This crustose lichen species occurs on bark of deciduous trees and occasionally on rock surfaces in humid temperate forests and woodland edges. It typically grows in areas with high air humidity and low levels of atmospheric pollution.

04Threats

Threats

!

IUCN Red List: Critically Endangered

Ramonia subsphaeroides faces severe population declines due to widespread habitat destruction from deforestation and urban development across its limited range. The species' highly specialized ecological requirements and small, fragmented populations make it extremely vulnerable to environmental changes and human disturbance.

Air pollution and acid rain

HighOngoing

Habitat loss and fragmentation

HighOngoing

Substrate degradation

HighOngoing

Climate change impacts

MediumOngoing

Collection pressure

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). stuvdverglav (Ramonia subsphaeroides). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/stuvdverglav

Full citation guide & data usage terms