Crowned Earthstar
Geastrum coronatum
Geastrum coronatum is an inedible species of mushroom belonging to the genus Geastrum, or earthstar fungi. Christian Hendrik Persoon published the first description of Geastrum coronatum in 1801.
Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Geastrum_coronatum
Taxonomy & Classification
Kingdom
Fungi
Phylum
Basidiomycota
Class
Agaricomycetes
Order
Geastrales
Family
Geastraceae
Genus
Geastrum
Crowned Earthstar belongs to the family Geastraceae, order Geastrales, within the Agaricomycetes class.
Species Profile
Geastrum coronatum is an inedible species of mushroom belonging to the genus Geastrum, or earthstar fungi. Christian Hendrik Persoon published the first description of Geastrum coronatum in 1801.
The Crowned Earthstar faces severe population decline primarily due to habitat loss from agricultural expansion and urban development in its limited range. Climate change and altered precipitation patterns further threaten this fungus by disrupting the specific soil and moisture conditions it requires for reproduction and survival.
Key Facts
Habitat & Distribution
Threats
IUCN Red List: Critically Endangered
The Crowned Earthstar faces severe population decline primarily due to habitat loss from agricultural expansion and urban development in its limited range. Climate change and altered precipitation patterns further threaten this fungus by disrupting the specific soil and moisture conditions it requires for reproduction and survival.
Agricultural intensification
Climate change and altered precipitation
Habitat loss and fragmentation
Urban development
Soil degradation
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). Crowned Earthstar (Geastrum coronatum). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/crowned-earthstar