Hygrocybe angustifolia
- kingdom: Fungi
- phylum: Basidiomycota
- class: Agaricomycetes
- order: Agaricales
- family: Hygrophoraceae
- genus: Hygrocybe
- species: Hygrocybe angustifolia
La Prairie- Mont-Royal
- Saint-Laurent
Quebec
Canada
Fort Lee- Leonia
- Palisades Park
New Jersey
United States