Preissia

Genus recognized by United Kingdom Species List, North Pacific Species List, North Atlantic Species List, The Netherlands Species List, Slovakia Species List, Slovenia Species List, Sweden Species List, Delete- old US Species List, Poland Species List, Portugal Species List, Isle of Man Species List, Ireland Species List, Italy Species List, Kazakhstan Species List, Luxembourg Species List, Latvia Species List, France Species List, Finland Species List, Estonia Species List, Germany Species List, Iceland Species List, Belgium Species List, Andorra Species List, Austria Species List, Denmark Species List, Norway Species List, Canada Species List, China Species List, Russia Species List, and United States Species List

Recognized by iNaturalist, Arctic Liverworts, and Arctic Liverworts

Recognized by USDA PLANTS images

Harvest ancestor according to GBIF classification