Five-Finger Fern
Adiantum pedatum L.
Adiantum pedatum, known as the Five-Finger Fern or northern maidenhair fern, is a species in the Pteridaceae family. It is native to moist forests in eastern North America and is characterized by slender, shining black stipes. The species is also found in parts of East Asia, which has led to taxonomy classification disputes.
Description
Adiantum pedatum is a fern species in the Pteridaceae family, commonly called the Five-Finger Fern or northern maidenhair fern. It is native to moist forest environments in eastern North America and is also found in regions such as Alaska, the eastern United States, and parts of East Asia. The name maidenhair refers to the slender, black stipes typical of the genus Adiantum. The species was first published in 1753 by L. Taxonomic debates arise due to its distribution across both North America and East Asia.
Other common names
Five-Finger FernMaidenfernMaidenhairMaidenhair FernNorthern MaidenhairNorthern Maidenhair FernPointerweed
Distribution
Newfoundland · New Brunswick · Nova Scotia · Ontario · Prince Edward Island · Quebec · SE · Vermont-US · Alabama · Alaska · Amur · Arkansas · Assam · China North-Central · China South-Central · China Southeast · Connecticut · Delaware · District of Columbia · East Himalaya · Georgia · Illinois · Indiana · Iowa · Japan · Kansas · Kentucky · Khabarovsk · Korea · Kuril Is.
Synonyms
Adiantum americanumAdiantum pedatum subsp. pedatumAdiantum pedatum f. billingsaeAdiantum pedatum f. laciniatumAdiantum pedatum var. pedatumAdiantum pedatum f. pedatumAdiantum pedatum var. kamtschaticumAdiantum grandifoliumAdiantum pedatum f. triangulareAdiantum pedatum var. laciniatumAdiantum pedatum var. originariumAdiantum pedatum var. triangulareAdiantum pedatum var. tripartitumAdiantum pedatum var. glaucinum
