Aspleniaceae

Woodsia ilvensis (L.) R. Br.

Also mentioned in the literature as x. (?)

Geographic distribution (?)

wwi194 map v1

Confirmed occurrences (?): Alaska, Alberta, Altay, Amur, Austria, Baltic States, Belarus, British Columbia, Buryatiya, Central European Russia, China North-Central, Chita, Connecticut, Czechia-Slovakia, East European Russia, Finland, France, Germany, Great Britain, Greenland, Hungary, Iceland, Illinois, Inner Mongolia, Iowa, Irkutsk, Italy, Japan, Kamchatka, Kazakhstan, Khabarovsk, Krasnoyarsk, Krym, Labrador, Magadan, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mongolia, New Brunswick, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, North Caucasus, North European Russia, Northwest European Russia, Northwest Territories, Norway, Nova Scotia, Nunavut, NW. Balkan Pen., Ohio, Ontario, Pennsylvania, Poland, Primorye, Québec, Rhode I., Romania, Sakhalin, Saskatchewan, Sweden, Switzerland, Transcaucasus, Tuva, Ukraine, Vermont, Virginia, West Siberia, West Virginia, Wisconsin, Xinjiang, Yakutiya, Yukon

Ecology

Found in the biomes (?): BF, DX, FS, MB, MC, MG, MS, TU

Found in the Köppen-Geiger climatic zones (?): BSk, Cfa, Cfb, Cfc, Dfa, Dfb, Dfc, Dsc, Dwa, Dwb, Dwc, ET

Distribution across environmental gradients (?):

Elevation

20260120 wwi194 elev

BIO1 (annual mean temperature)

20260120 wwi194 bio1

BIO4 (temperature seasonality)

20260120 wwi194 bio4

BIO12 (annual precipitation)

20260120 wwi194 bio12

BIO15 (precipitation seasonality)

20260120 wwi194 bio15
Conservation

IUCN Red List of Threatened Species 2025-2 (?): Not assessed

Angiosperm Extinction Risk Predictions v1 (?): Not assessed

Data collection gaps

Botanical countries lacking appropriate occurrence records (?): Baltic States, Belarus, Central European Russia, China North-Central, France, Great Britain, Hungary, Illinois, Iowa, Japan, Kazakhstan, Krym, Manchuria, Maryland, Mongolia, North Carolina, North Caucasus, Northwest European Russia, NW. Balkan Pen., Ohio, Poland, Rhode I., Transcaucasus, West Virginia

References

Iturriaga, G, Gaff, DF & Zentella, R. 2000. New desiccation-tolerant plants, including a grass, in the central highlands of Mexico, accumulate trehalose. Australian Journal of Botany. 48(2):153–158. doi.org/10.1071/BT98062.

Useful links

Source distribution information: powo.science.kew.org/taxon/urn:lsid:ipni.org:names:17234860-1

Source occurrence data: doi.org/10.15468/dl.r85p2d

Source IUCN conservation status: x