Ephemerum minutissimum
- kingdom: Plantae
- phylum: Bryophyta
- class: Bryopsida
- order: Pottiales
- family: Pottiaceae
- genus: Ephemerum
- species: Ephemerum minutissimum
Ottawa
Ontario
Canada
Gonderange
02
Luxembourg
Svalöv
Skåne
Sweden
Cambridge
Somerville
Massachusetts
United States