CRCritically Endangered

Hymenophyllum maderense

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

Decreasing

Population trend

2

Countries

01Classification

Taxonomy & Classification

Kingdom

PLANTAE

Phylum

TRACHEOPHYTA

Class

POLYPODIOPSIDA

Order

HYMENOPHYLLALES

Family

HYMENOPHYLLACEAE

Genus

Hymenophyllum

Hymenophyllum maderense belongs to the family HYMENOPHYLLACEAE, order HYMENOPHYLLALES, within the POLYPODIOPSIDA class.

04Threats

Threats

!

IUCN Red List: Critically Endangered

Assessed as Critically Endangered by the IUCN Red List of Threatened Species.

Fishing & harvesting aquatic resources

Ongoing

Invasive non-native/alien species/diseases

Ongoing

Recreational activities

Ongoing

Storms & flooding

Ongoing
05Conservation

Conservation Actions

Species recovery
Awareness & communications
Legislation
06Range

Found in 2 Countries

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
EUCRCritically EndangeredCRCritically EndangeredSame
EUCRCritically EndangeredCRCritically EndangeredSame
EUDDData DeficientCRCritically EndangeredLower local risk
EUDDData DeficientCRCritically 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). Hymenophyllum maderense (Hymenophyllum maderense). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.com/species/madeira-filmy-fern

Full citation guide & data usage terms