Onnia tomentosa
- kingdom: Fungi
- phylum: Basidiomycota
- class: Agaricomycetes
- order: Hymenochaetales
- family: Hymenochaetaceae
- genus: Onnia
- species: Onnia tomentosa
Lac-Mégantic
Saint-Lazare
QuebecWatson Lake
Yukon
CanadaBerlin
Berlin Treptow
Berlin
GermanyÅsa
JönköpingDjursholm
Gustavsberg
Hemmesta
Huddinge
Nykvarn
Rosersberg
Salem
Tumba
Vårsta
StockholmEskilstuna
Flen
Malmköping
SödermanlandMatfors
VästernorrlandHallstahammar
Ramnäs
Surahammar
Västerås
VästmanlandFärgelanda
Skultorp
Västra Götaland
SwedenAuburn
AlabamaInverness
Mount Hermon
CaliforniaManchester
ConnecticutNewfield
New JerseyCold Spring Harbor
Laurel Hollow
New YorkWashington, D. C.
Washington, D.C.
United States