Omphalina gracillima
- kingdom: Fungi
- phylum: Basidiomycota
- class: Agaricomycetes
- order: Agaricales
- family: Tricholomataceae
- genus: Omphalina
- species: Omphalina gracillima
- Kentville
Nova Scotia
Canada- Bell Acres
- Derry
- Edgewood
- Swissvale
- Wilkinsburg
Pennsylvania
United States