CR

Polystichum glandulosum

Unknown

Overview

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

Polystichum glandulosum faces severe threats from habitat destruction due to urban development and agricultural expansion in its limited range. The species' restricted distribution makes it particularly vulnerable to localized disturbances, while climate change poses additional risks through altered precipitation patterns and temperature regimes that could affect the moist conditions this fern requires.

Threat summary

Habitat

This critically endangered fern inhabits moist, shaded forest understories and rocky slopes in temperate regions. It typically grows in areas with consistent moisture and filtered sunlight, often associated with other native fern species in undisturbed woodland ecosystems.

Frequently asked questions

Why is Polystichum glandulosum classified as Critically Endangered?
Polystichum glandulosum is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Polystichum glandulosum faces severe threats from habitat destruction due to urban development and agricultural expansion in its limited range. The species' restricted distribution makes it particularly vulnerable to localized disturbances, while climate change poses additional risks through altered precipitation patterns and temperature regimes that could affect the moist conditions this fern requires.
Where does Polystichum glandulosum live?
Polystichum glandulosum 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 Polystichum glandulosum?
The main threats to Polystichum glandulosum 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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