Psathyrella umbonata
- kingdom: Fungi
- phylum: Basidiomycota
- class: Agaricomycetes
- order: Agaricales
- family: Psathyrellaceae
- genus: Psathyrella
- species: Psathyrella umbonata
Kittanning
West Hills
West Kittanning
PennsylvaniaMarysville
Washington
United States