Appalachian leafy moss
- kingdom: Plantae
- phylum: Bryophyta
- class: Bryopsida
- order: Bryales
- family: Mniaceae
- genus: Rhizomnium
- species: Rhizomnium appalachianum
- Canada
Wilmington Manor
DelawareBoone
North CarolinaBirchwood Lakes
Hemlock Farms
PennsylvaniaNewfane
Vermont
United States