Hygrophorus cossus
Local name: Hygrophore à odeur de cossus
Hygrophorus cossus is a species of fungus in the genus Hygrophorus. It is known for having a white color with a brownish tinge on its fruiting body.
Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Hygrophorus_cossus
Taxonomy & Classification
Kingdom
Fungi
Phylum
Basidiomycota
Class
Agaricomycetes
Order
Agaricales
Family
Hygrophoraceae
Genus
Hygrophorus
Hygrophorus cossus belongs to the family Hygrophoraceae, order Agaricales, within the Agaricomycetes class.
Species Profile
Hygrophorus cossus is a species of fungus in the genus Hygrophorus. It is known for having a white color with a brownish tinge on its fruiting body.
Hygrophorus cossus is critically endangered primarily due to habitat loss and degradation of its specialized old-growth forest ecosystems. The species requires very specific ecological conditions including mature trees and stable soil chemistry, making it extremely vulnerable to forest management practices and environmental changes.
Key Facts
Habitat & Distribution
Threats
IUCN Red List: Critically Endangered
Hygrophorus cossus is critically endangered primarily due to habitat loss and degradation of its specialized old-growth forest ecosystems. The species requires very specific ecological conditions including mature trees and stable soil chemistry, making it extremely vulnerable to forest management practices and environmental changes.
Intensive forest management practices
Old-growth forest destruction
Climate change impacts on forest ecosystems
Habitat fragmentation
Soil chemistry alteration
Community Sightings
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Sources & Attribution
How to Cite
IUCN: IUCN (2025). The IUCN Red List of Threatened Species. Version 2025-1. Available at: https://www.iucnredlist.org. doi:10.2305/IUCN.UK.2025-1.RLTS
GBIF: GBIF.org (2025). GBIF Home Page. Available at: https://www.gbif.org
This page: SpeciesRadar (2025). Hygrophorus cossus (Hygrophorus cossus). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/hygrophore-a-odeur-de-cossus