Phyllotopsis nidulans
- kingdom: Fungi
- phylum: Basidiomycota
- class: Agaricomycetes
- order: Agaricales
- family: Tricholomataceae
- genus: Phyllotopsis
- species: Phyllotopsis nidulans
- Lac La Biche
Alberta- Sicamous
British Columbia- Kentville
Nova Scotia
Canada- Iisalmi
Southern Ostrobothnia
Finland- Antigua Guatemala
- Jocotenango
Sacatepéquez
Guatemala- Luxembourg
- Sävsjö
Jönköping- Hultsfred
Kalmar- Jokkmokk
Norrbotten- Knislinge
Skåne- Katrineholm
- Nyköping
- Stigtomta
Södermanland- Grillby
- Karlholmsbruk
- Knivsta
- Marieberg
- Storvreta
Uppsala- Molkom
Värmland- Bergeforsen
Västernorrland- Kolsva
- Ramnäs
- Surahammar
Västmanland- Karlskoga
Örebro- Borensberg
- Krokek
- Linghem
- Sturefors
Östergötland
Sweden- Auburn
Alabama- College
Alaska- Woodside
California- Wilmington
Delaware- Glencoe
- North Riverside
- Riverside
- Thornton
Illinois- Greencastle
- Porter
Indiana- Baton Rouge
- Oakdale
Louisiana- Canton
- Holbrook
- North Amherst
Massachusetts- Frankfort
Michigan- Burlington
- Englewood
- Englewood Cliffs
New Jersey- Chapel Hill
North Carolina
United States