bristly haircap moss
- kingdom: Plantae
- phylum: Bryophyta
- class: Bryopsida
- order: Polytrichales
- family: Polytrichaceae
- genus: Polytrichum
- species: Polytrichum piliferum
- Sund
771
Aland Islands- Yellowknife
Northwest Territories- Iqaluit
Nunavut- Bancroft
- Brockville
- Parry Sound
Ontario
Canada- Helsinki
Central Finland
Finland- Luxembourg
- Bolesław
Lesser Poland Voivodeship
Poland- Karlshamn
Blekinge- Gävle
Gävleborg- Krokom
Jämtland- Högsby
- Målilla
- Påskallavik
- Rinkabyholm
Kalmar- Hässleholm
- Hörby
- Kivik
- Skurup
- Vinslöv
Skåne- Bara
- Nyköping
- Oxelösund
- Stallarholmen
- Trosa
Södermanland- Björklinge
- Knivsta
- Storvreta
- Uppsala
- Öregrund
Uppsala- Röbäck
- Viken
- Vilhelmina
Västerbotten- Ramnäs
Västmanland- Norrköping
- Söderköping
Östergötland
Sweden- Syston
England
United Kingdom- Sacramento
California- Golden
Colorado- Meriden
- Middletown
- New Haven
- North Haven
Connecticut- Hebron
Maine- Brookline
- Marblehead
- Wellesley
Massachusetts- Nisswa
Minnesota- Red Lodge
Montana- Colebrook
New Hampshire- Amityville
- Beacon
- Borough of Queens
- Cayuga Heights
- Cohoes
- Cold Spring
- Cold Spring Harbor
- Copiague
- East Ithaca
- East Massapequa
- Fort Edward
- Glens Falls
- Green Island
- Highland
- Ithaca
- Lake Placid
- Laurel Hollow
- Little Falls
- Montauk
- Nassau
- North Amityville
- North Great River
- Northport
- Penn Yan
- Smithtown
- Sound Beach
- South Glens Falls
- Syracuse
- Troy
- Village of the Branch
- Waterford
- Watervliet
- West Hills
- West Point
- Woodbury
- Yonkers
New York- Avondale
- Avonmore
- Mifflintown
Pennsylvania- Custer
- Rapid City
South Dakota- Roan Mountain
Tennessee- Morrisville
- Newfane
- Woodstock
Vermont- Friday Harbor
- North Bend
- Renton
Washington- Petersburg
West Virginia
United States