Didymodon nicholsonii
- kingdom: Plantae
- phylum: Bryophyta
- class: Bryopsida
- order: Pottiales
- family: Pottiaceae
- genus: Didymodon
- species: Didymodon nicholsonii
Oliver
British Columbia
CanadaPatersberg
Sankt Goarshausen
Urbar
Rheinland-Pfalz
GermanySouthampton
England
United KingdomWoodside
Yosemite Valley
California
United States