Golden Waxcap
CRCritically Endangered

Golden Waxcap

Hygrocybe chlorophana

Hygrocybe chlorophana is a species of agaric in the family Hygrophoraceae. It has been given the recommended English name of golden waxcap in the UK.

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

01Classification

Taxonomy & Classification

Kingdom

Fungi

Phylum

Basidiomycota

Class

Agaricomycetes

Order

Agaricales

Family

Hygrophoraceae

Genus

Hygrocybe

Golden Waxcap belongs to the family Hygrophoraceae, order Agaricales, within the Agaricomycetes class.

02Description

Species Profile

Hygrocybe chlorophana is a species of agaric in the family Hygrophoraceae. It has been given the recommended English name of golden waxcap in the UK. The species has a largely north temperate distribution, occurring in grassland in Europe and in woodland in North America and northern Asia; it has also been reported from mountainous areas of southern Australia. It typically produces basidiocarps in the autumn. In a few European countries, H. chlorophana is of conservation concern, appearing on national red lists of threatened fungi.

The Golden Waxcap (Hygrocybe chlorophana) is critically endangered primarily due to habitat loss and degradation of its specialized grassland ecosystems. Agricultural intensification, including increased fertilizer use and conversion of traditional pastures to intensive farming, has severely reduced the nutrient-poor grasslands this species requires. Climate change and pollution further threaten the delicate soil chemistry and fungal networks essential for this species' survival.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupFungi
03Habitat

Habitat & Distribution

The golden waxcap is widespread throughout the north temperate zone, occurring in Europe, North America, and northern Asia; it has also been collected from the alpine areas of Mount Wellington in Tasmania, Australia. Like other waxcaps, it grows in old, unimproved, short-sward grassland (pastures and lawns) in Europe, but in woodland in North America and Asia. Recent research suggests waxcaps are...

TERRESTRIALMajor
04Threats

Threats

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IUCN Red List: Critically Endangered

The Golden Waxcap (Hygrocybe chlorophana) is critically endangered primarily due to habitat loss and degradation of its specialized grassland ecosystems. Agricultural intensification, including increased fertilizer use and conversion of traditional pastures to intensive farming, has severely reduced the nutrient-poor grasslands this species requires. Climate change and pollution further threaten the delicate soil chemistry and fungal networks essential for this species' survival.

Agricultural intensification and fertilizer use

HighOngoing

Habitat loss and grassland conversion

HighOngoing

Soil nutrient enrichment

HighOngoing

Climate change impacts on grassland ecosystems

MediumOngoing

Pollution and chemical contamination

MediumOngoing
Community

Community Sightings

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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). Golden Waxcap (Hygrocybe chlorophana). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/golden-waxcap

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