Dyeball
Pisolithus arhizus
Pisolithus arhizus, commonly known as the dead man's foot, dyeball, pardebal, or Bohemian truffle, is a widespread earthball-like fungus.
84
Countries
Photo: iNaturalist: (c) Antonio Ezquerro Antoñana, all rights reserved, uploaded by Antonio Ezquerro Antoñana
Taxonomy & Classification
Kingdom
Fungi
Phylum
Basidiomycota
Class
Agaricomycetes
Order
Boletales
Family
Sclerodermataceae
Genus
Pisolithus
Dyeball belongs to the family Sclerodermataceae, order Boletales, within the Agaricomycetes class.
Species Profile
Pisolithus arhizus, commonly known as the dead man's foot, dyeball, pardebal, or Bohemian truffle, is a widespread earthball-like fungus.
Habitat destruction through deforestation and urban development poses significant risks to Dyeball populations by eliminating host trees essential for its survival. Climate change and altered precipitation patterns further threaten this species by disrupting the delicate soil conditions and mycorrhizal networks it depends upon.
Key Facts
Habitat & Distribution
Dyeball typically occurs in sandy, well-drained soils of pine forests, eucalyptus woodlands, and mixed coniferous forests. The species is commonly found along forest edges, in disturbed areas with exposed soil, and in plantations where it forms extensive underground networks with tree root systems.
Threats
IUCN Red List: Endangered
Habitat destruction through deforestation and urban development poses significant risks to Dyeball populations by eliminating host trees essential for its survival. Climate change and altered precipitation patterns further threaten this species by disrupting the delicate soil conditions and mycorrhizal networks it depends upon.
Detailed threat classification data is sourced from IUCN assessments as they become available.
Found in 84 Countries
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). Dyeball (Pisolithus arhizus). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/dyeball