fern-leaved hook moss
- kingdom: Plantae
- phylum: Bryophyta
- class: Bryopsida
- order: Hypnales
- family: Amblystegiaceae
- genus: Cratoneuron
- species: Cratoneuron filicinum
- Haidershofen
Lower Austria- Ebensee
- Gaflenz
- Losenstein
- Micheldorf in Oberösterreich
- Reichraming
Upper Austria
Austria- Niagara Falls
- Owen Sound
Ontario
Canada- Tangua
Nariño
Colombia- Kuusamo
Kymenlaakso
Finland- Mittenwald
Bavaria- Olsberg
North Rhine-Westphalia- Bollendorf
- Langsur
- Oberbillig
- Palzem
- Patersberg
- Sankt Goarshausen
- Urbar
- Wellen
Rheinland-Pfalz
Germany- Narsaq
Kujalleq
Greenland- Luxembourg
- San Buenaventura
Lima region
Peru- Bolesław
Lesser Poland Voivodeship
Poland- Izborsk
Pskov Oblast
Russian Federation- Rättvik
Dalarna- Östersund
Jämtland- Borgholm
- Södra Sandby
Kalmar- Knivsta
Uppsala- Sala
Västmanland- Falköping
- Grebbestad
- Lerum
- Majorna
- Skövde
- Trollhättan
- Ulricehamn
- Vargön
- Åkarp
Västra Götaland- Garphyttan
Örebro
Sweden- Switzerland
- Antrim
- Downpatrick
- Enniskillen
Northern Ireland- Freuchie
Scotland
United Kingdom- Diamond Ridge
- Homer
- Juneau
- Seward
Alaska- Bentonville
Arkansas- Sacramento
California- Litchfield
- Sherman
Connecticut- McCall
Idaho- Ann Arbor
- Cheboygan
- Grand Ledge
- Munising
Michigan- Columbia Falls
- Great Falls
Montana- Brookdale
- Cedar Grove
- Clifton
- Montclair
- Upper Montclair
New Jersey- Urbana
Ohio- Medford
Oregon- Bethlehem
- East Stroudsburg
- East Washington
- Hemlock Farms
- Washington
Pennsylvania- Logan
- River Heights
Utah- Brattleboro
Vermont- Marion
Virginia- Madison
- Mukwonago
- Trempealeau
Wisconsin
United States