Gilbender Rasling
CR

Gilbender Rasling

Lyophyllum aemiliae

Unknown

Photo: Photo: no rights reserved, uploaded by Garrett Taylor

Overview

The Gilbender Rasling (Lyophyllum aemiliae) is a rare saprotrophic fungus characterized by its distinctive pale gray to silvery caps that develop characteristic bending or curving stems as they mature. This critically endangered species plays a vital ecological role in decomposing organic matter in its specialized habitat, contributing to nutrient cycling in fragile ecosystems.

The Gilbender Rasling faces severe threats from habitat destruction due to deforestation and urban development in its limited range. Climate change is altering the specific moisture and temperature conditions this fungus requires for fruiting and mycelial growth. Pollution from agricultural runoff and industrial activities is degrading the soil chemistry essential for this species' survival.

Threat summary

Habitat

Inhabits mature deciduous and mixed forests with rich, well-drained soils, typically growing in association with decaying organic matter and leaf litter at elevations between 200-800 meters. Requires specific soil pH conditions and consistent moisture levels found in undisturbed woodland ecosystems.

TERRESTRIAL· major

Frequently asked questions

Why is Gilbender Rasling classified as Critically Endangered?
Gilbender Rasling 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. The Gilbender Rasling faces severe threats from habitat destruction due to deforestation and urban development in its limited range. Climate change is altering the specific moisture and temperature conditions this fungus requires for fruiting and mycelial growth. Pollution from agricultural runoff and industrial activities is degrading the soil chemistry essential for this species' survival.
Where does Gilbender Rasling live?
Gilbender Rasling occurs in Canada, China, Denmark, Finland, France, and Italy (plus 5 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 Gilbender Rasling?
The main threats to Gilbender Rasling 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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