Geographic distribution (?)

Confirmed occurrences (?): Afghanistan, Alabama, Albania, Algeria, Altay, Arkansas, Austria, Baleares, Baltic States, Belarus, Belgium, Bulgaria, Buryatiya, Central European Russia, China North-Central, China South-Central, China Southeast, Chita, Connecticut, Corse, Cyprus, Czechia-Slovakia, Denmark, East European Russia, Finland, France, Georgia, Germany, Great Britain, Greece, Hungary, Illinois, Indiana, Inner Mongolia, Iran, Ireland, Irkutsk, Italy, Japan, Kazakhstan, Kentucky, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Kriti, Krym, Lebanon-Syria, Manchuria, Maryland, Massachusetts, Michigan, Missouri, Mongolia, Morocco, Nepal, Netherlands, New Brunswick, New Jersey, New York, North Carolina, North Caucasus, North European Russia, Northwest European Russia, Norway, NW. Balkan Pen., Ohio, Ontario, Pakistan, Pennsylvania, Poland, Portugal, Primorye, Québec, Rhode I., Romania, Sakhalin, Sardegna, Sicilia, Spain, Sweden, Switzerland, Tadzhikistan, Taiwan, Tennessee, Tibet, Transcaucasus, Tuva, Türkiye, Türkiye-in-Europe, Ukraine, Uzbekistan, Vermont, Virginia, West Himalaya, West Virginia, Xinjiang, Yakutiya
Ecology
Elevation

BIO1 (annual mean temperature)

BIO4 (temperature seasonality)

BIO12 (annual precipitation)

BIO15 (precipitation seasonality)

Data collection gaps
Botanical countries lacking appropriate occurrence records (?): Alabama, Algeria, Belarus, Cyprus, Denmark, Illinois, Michigan, Mongolia, Nepal, New Brunswick, Pakistan, Rhode I., Sakhalin, Sicilia, Tadzhikistan, Türkiye-in-Europe, West Himalaya
References
Proctor, MCF. 2009. Desiccation tolerance in some British ferns. Fern Gazette. 18(5):264–282.
Useful links
Source distribution information: powo.science.kew.org/taxon/urn:lsid:ipni.org:names:311563-2
Source occurrence data: doi.org/10.15468/dl.x2x8ej
