CRCritically Endangered

Whiskery Milkcap

Lactarius mairei

Conservation status data sourced from the IUCN Red List of Threatened Species.

01Classification

Taxonomy & Classification

Kingdom

Fungi

Phylum

Basidiomycota

Class

Agaricomycetes

Order

Russulales

Family

Russulaceae

Genus

Lactarius

Whiskery Milkcap belongs to the family Russulaceae, order Russulales, within the Agaricomycetes class.

02Description

Species Profile

Species profile data sourced from the IUCN Red List of Threatened Species.

The Whiskery Milkcap faces severe threats from habitat loss due to deforestation and forest degradation in its limited range. As a mycorrhizal fungus dependent on specific host trees, it is particularly vulnerable to changes in forest composition and structure, with declining populations observed across much of its historical range.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupFungi
03Habitat

Habitat & Distribution

Deciduous and mixed woodlands, particularly beech and oak forests in temperate regions of Europe. Forms mycorrhizal associations with broadleaved trees, typically found in mature forest soils with rich organic matter.

TERRESTRIALMajor
04Threats

Threats

!

IUCN Red List: Critically Endangered

The Whiskery Milkcap faces severe threats from habitat loss due to deforestation and forest degradation in its limited range. As a mycorrhizal fungus dependent on specific host trees, it is particularly vulnerable to changes in forest composition and structure, with declining populations observed across much of its historical range.

Deforestation and forest clearance

HighOngoing

Forest degradation and fragmentation

HighOngoing

Loss of mycorrhizal host trees

HighOngoing

Climate change impacts on forest ecosystems

MediumOngoing

Intensive forestry practices

MediumOngoing
Community

Community Sightings

Report a sighting

No community sightings yet. Be the first to report!

07Sources

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). Whiskery Milkcap (Lactarius mairei). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/whiskery-milkcap

Full citation guide & data usage terms