Polystichum drepanum
Conservation status data sourced from the IUCN Red List of Threatened Species.
→Stable
Population trend
1
Countries
Taxonomy & Classification
Kingdom
PLANTAE
Phylum
TRACHEOPHYTA
Class
POLYPODIOPSIDA
Order
POLYPODIALES
Family
DRYOPTERIDACEAE
Genus
Polystichum
Polystichum drepanum belongs to the family DRYOPTERIDACEAE, order POLYPODIALES, within the POLYPODIOPSIDA class.
Habitat & Distribution
Threats
IUCN Red List: Critically Endangered
Assessed as Critically Endangered by the IUCN Red List of Threatened Species.
Fishing & harvesting aquatic resources
Invasive non-native/alien species/diseases
Logging & wood harvesting
Recreational activities
Conservation Actions
Found in 1 Country
National vs Global Threat Status
How this species is assessed at the national level compared to its IUCN global status (CR).
| Country | National Status | Global Status | Comparison |
|---|---|---|---|
| EU | CRCritically Endangered | CRCritically Endangered | Same |
| EU | CRCritically Endangered | CRCritically Endangered | Same |
| EU | CRCritically Endangered | CRCritically Endangered | Same |
| EU | CRCritically Endangered | CRCritically Endangered | Same |
National Red List data sourced from the National Red List Project (nationalredlist.org, ZSL) and country-specific Red List authorities.
Community Sightings
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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 (2026). Polystichum drepanum (Polystichum drepanum). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/madeira-shield-fern