Scaly Webcap
VU

Scaly Webcap

Cortinarius pholideus

Unknown

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Cortinarius_pholideus

Overview

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

The Scaly Webcap faces severe decline due to habitat degradation from intensive forestry practices that alter the mycorrhizal relationships essential for its survival. Climate change compounds these pressures by shifting temperature and moisture regimes in its specialized woodland habitats. The species' dependence on specific host trees and soil conditions makes it particularly vulnerable to forest fragmentation and changes in woodland management practices.

Threat summary

Habitat

The Scaly Webcap inhabits mature deciduous and mixed woodlands, forming mycorrhizal associations with broadleaf trees, particularly oak and beech. It requires stable forest floor conditions with rich organic matter and undisturbed soil layers to maintain its complex fungal networks.

TERRESTRIAL· major

Frequently asked questions

Why is Scaly Webcap classified as Vulnerable?
Scaly Webcap is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. The Scaly Webcap faces severe decline due to habitat degradation from intensive forestry practices that alter the mycorrhizal relationships essential for its survival. Climate change compounds these pressures by shifting temperature and moisture regimes in its specialized woodland habitats. The species' dependence on specific host trees and soil conditions makes it particularly vulnerable to forest fragmentation and changes in woodland management practices.
Where does Scaly Webcap live?
Scaly Webcap occurs in Åland Islands, Austria, Belarus, Belgium, Canada, and China (plus 25 other countries). Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Scaly Webcap?
The main threats to Scaly Webcap 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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