CRCritically Endangered

Slender Cruet-moss

Tetraplodon mnioides

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

01Classification

Taxonomy & Classification

Kingdom

Plantae

Phylum

Bryophyta

Class

Bryopsida

Order

Splachnales

Family

Splachnaceae

Genus

Tetraplodon

Slender Cruet-moss belongs to the family Splachnaceae, order Splachnales, within the Bryopsida class.

02Description

Species Profile

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

Slender Cruet-moss faces severe threats from habitat degradation and climate change impacts on its specialized microhabitat requirements. This moss species is particularly vulnerable due to its dependence on specific moisture and substrate conditions that are increasingly disrupted by environmental changes and human activities.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupPlants
03Habitat

Habitat & Distribution

Slender Cruet-moss typically grows on nutrient-rich substrates including animal dung, decaying organic matter, and disturbed soil in open areas such as grasslands, heathlands, and forest clearings. The species requires specific moisture conditions and is often found in areas with periodic disturbance that maintains suitable microhabitat conditions.

04Threats

Threats

!

IUCN Red List: Critically Endangered

Slender Cruet-moss faces severe threats from habitat degradation and climate change impacts on its specialized microhabitat requirements. This moss species is particularly vulnerable due to its dependence on specific moisture and substrate conditions that are increasingly disrupted by environmental changes and human activities.

Climate change altering moisture regimes

HighOngoing

Habitat degradation and fragmentation

HighOngoing

Loss of suitable substrate conditions

HighOngoing

Air pollution and atmospheric nitrogen deposition

MediumOngoing

Disturbance from recreational activities

MediumOngoing
07National Status

National vs Global Threat Status

How this species is assessed at the national level compared to its IUCN global status (CR).

CountryNational StatusGlobal StatusComparison
EULCLeast ConcernCRCritically EndangeredLower local risk
EULCLeast ConcernCRCritically EndangeredLower local risk

National Red List data sourced from the National Red List Project (nationalredlist.org, ZSL) and country-specific Red List authorities.

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

National Red Lists: ZSL (2025). National Red List. Zoological Society of London. Available at: https://www.nationalredlist.org

This page: SpeciesRadar (2025). Slender Cruet-moss (Tetraplodon mnioides). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/slender-cruet-moss

Full citation guide & data usage terms