Spotted Brittlestem
VU

Spotted Brittlestem

Psathyrella maculata

Unknown

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

Overview

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

The Spotted Brittlestem faces significant pressure from habitat degradation in its specialized woodland environments, particularly through intensive forestry practices that alter soil chemistry and microhabitat conditions essential for fruiting body development. Urban expansion and agricultural conversion of deciduous forests have fragmented remaining populations, while climate change threatens the delicate moisture and temperature balance required for this species' reproductive cycle.

Threat summary

Habitat

The Spotted Brittlestem inhabits deciduous and mixed woodlands, typically growing on rich, humus-laden soils among leaf litter and decaying organic matter. This species shows a preference for mature forest environments with stable moisture conditions and minimal soil disturbance.

TERRESTRIAL· major

Other threatened species in Psathyrellaceae

VU

Psathyrella pertinax

Unknown
Medusa BrittlestemEN

Medusa Brittlestem

Psathyrella caput-medusae

Unknown
EN

Reichbeschleierter Faserling

Psathyrella spintrigeroides

Unknown
EN

Psathyrella sphagnicola

Unknown

Frequently asked questions

Why is Spotted Brittlestem classified as Vulnerable?
Spotted Brittlestem 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 Spotted Brittlestem faces significant pressure from habitat degradation in its specialized woodland environments, particularly through intensive forestry practices that alter soil chemistry and microhabitat conditions essential for fruiting body development. Urban expansion and agricultural conversion of deciduous forests have fragmented remaining populations, while climate change threatens the delicate moisture and temperature balance required for this species' reproductive cycle.
Where does Spotted Brittlestem live?
Spotted Brittlestem 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 Spotted Brittlestem?
The main threats to Spotted Brittlestem 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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