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Psathyrella sphaerocystis

Local name: Rundvelum-Mürbling

Unknown

Overview

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

Psathyrella sphaerocystis faces severe population decline due to habitat destruction from urban development and agricultural expansion across its limited European range. The species' dependence on specific soil chemistry and microhabitat conditions makes it particularly vulnerable to environmental changes, with many historical collection sites now completely altered or destroyed.

Threat summary

Habitat

This rare fungus occurs in nutrient-rich soils of deciduous woodlands and forest edges, typically associated with decomposing organic matter in temperate European ecosystems. It requires specific soil pH conditions and moisture levels, often found in areas with consistent leaf litter accumulation.

TERRESTRIAL· major

Frequently asked questions

Why is Rundvelum-Mürbling classified as Endangered?
Rundvelum-Mürbling is classified as Endangered — facing a very high risk of extinction in the wild — because population numbers are declining steeply and key habitats are under sustained pressure. Psathyrella sphaerocystis faces severe population decline due to habitat destruction from urban development and agricultural expansion across its limited European range. The species' dependence on specific soil chemistry and microhabitat conditions makes it particularly vulnerable to environmental changes, with many historical collection sites now completely altered or destroyed.
Where does Rundvelum-Mürbling live?
Rundvelum-Mürbling 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 Rundvelum-Mürbling?
The main threats to Rundvelum-Mürbling 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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