Bracken fern, prince of wiedneuwied, pteridium aquilinum, pteris campestris. Synonyms for pteridium aquilinum in free thesaurus. The plants database includes the following 3 species of pteridium. A watersoluble crude polysaccharide, obtained from fern pteridium aquilinum, was fractionated by deaesepharose fastflow column chromatography, and purified by sephacryl s400 hr column chromatography. There are a number of reports regarding the possible health risks of this plant. Common bracken was first described as pteris aquilina by carl linnaeus, in. It is typically found in woods including somewhat dry woodland areas, fields, old pastures, thickets, areas with disturbed soils, burnedout areas and marshes. Pteridium aquilinum brachen, fairys cairds, trowies cairds, or earn fern is a species o fern occurrin in temperate an subtropical regions in baith hemispheres. A systematic phytochemical investigations of the underground rhizomes of this plant afforded thirtyfive pterosins and pterosides along with the main carcinogen in bracken, ptaquiloside, 5hydroxyisocalamene and 5. The results can also be downloaded as a csv file unicode utf8 encoding see status, confidence level, source for definitions. The leaves or fronds of western brackenfern are normally from 1 to 10 feet 330 dm long including a stipe leafstalk that may be as long as 39 to 59 inches 1015 dm but is usually shorter than the leaf blade 119. The average molecular weight m w of the purified polysaccharide plp is 458,000 da. It is cosmopolitan in distribution and occurs in both temperate and tropical regions of the world except the arctic zone and the temperate south america. The record derives from tropicos data supplied on 20120418 which reports it as an accepted name record 26600295 with original publication details.
Pteridium aquilinum general botanical characteristics. Antibacterial, phytochemical and proximate analysis of. Where and when it grows bracken fern is widely distributed in many places around the world. The root is very fibrous so traditionally it was baked after being dried, the outer skin was peeled off and the roots pounded into a powder with sticks so that the inner fibres could be removed. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. An intensive study was undertaken in order to isolate and identify bioactive compounds in bracken, pteridium aquilinum l. Antioxidant activity of a watersoluble polysaccharide. Carcinogenicity of the fern pteridium aquilinum collected from enzootic bovine haematuriafree hilly area in india. The plants database includes the following 4 subspecies of pteridium aquilinum. Pteridium aquilinum, also known as eagle fern, is a species of fern occurring in temperate and subtropical regions in both hemispheres. Plants profile for pteridium aquilinum western brackenfern.
The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. There are numerous uses in folkloric medicine usdaars, 2003. The sporangia are covered by the curled leaf margins. The extreme lightness of its spores has led to its global distribution. Bracken, pteridium aquilinum, also called brake or bracken fern, widely distributed fern family dennstaedtiaceae, found throughout the world in temperate and tropical regions. Pteridium aquilinum linnaeus kuhn in decken, reisen ostafrika. Green synthesis of silver nanoparticles using pteridium aquilinum aqueous extract and its characterization pages from 60 to 85 please purchase pdf splitmerge on. Pteridium a genus of ferns of the family pteridiaceae. Kuhn dennstaedtiaceae pages from 30 to 59 please purchase pdf splitmerge on. Pteridium aquilinum synonyms, pteridium aquilinum pronunciation, pteridium aquilinum translation, english dictionary definition of pteridium aquilinum. Bracken, fougereaigle commune pteris aquilina linnaeus, sp. In the 1970s it was invading more than 10 000 hectares of agricultural land annually. Pteridium aquilinum was wellknown to botanists in prelinnaean times, and linnaeus 1753 cited older european literature sources in his description of pteris aquilina. Found on every continent except antarctica 4 and in all fifty states besides nebraska 2.
Plant data sheet bracken fern pteridium aquilinum range occurs throughout the world except in hot and cold deserts 1. Western bracken fern pteridium aquilinum bracken fern has broad, triangular leaves, or fronds. Pteridium aquilinum oxford academic journals oxford university. Click below on a thumbnail map or name for species profiles. Carcinogenicity of tannin and tanninfree extracts of bracken fern pteridium aquilinum in rats. Pteridium aquilinum western brackenfern pteridium arachnoideum tropical brackenfern pteridium caudatum southern brackenfern legal status. Chapter ii in vitro antioxidant activity of pteridium aquilinum l.
Kuhn is an accepted name this name is the accepted name of a species in the genus pteridium family dennstaedtiaceae. Pteridium aquilinum online atlas of the british and irish flora. The solitary fronds are leathery, twice and thrice pinnate, and on long, thick stalks. Pteridium article about pteridium by the free dictionary. Pdf carcinogenicity of the fern pteridium aquilinum collected from. Pteridium aquilinum synonyms, pteridium aquilinum antonyms. However, it is not a legal authority for statutory or regulatory purposes. Pteridium aquilinum health effects and herbal facts. Sixweekold specific pathogenfree c57bl6 male mice charles river. The fronds are used as thatching for houses and as fodder and are cooked as vegetables or in. Page view list of all occurrence records for this taxon counting records view map of all occurrence records for this taxon counting records. Grows in open woods and thickets, especially on sandy soils. Pteridium aquilinum, commonly called bracken fern, is a coarse, deciduous, rhizomatous, cosmopolitan fern found on all continents except antarctica. L48 n, ak n, hi n, can n, spm a very aggressive fern of worldwide distribution for dry woodlands.
This expansion is not apparent at the 10km scale as the species was almost ubiquitous in the 1962 atlas. It can grow in semishade light woodland or no shade. Kuhn western bracken fern, bracken fern, western bracken, bracken dennstaedtiaceae bracken fern family synonyms. Form dense colonies in dry or wet forests in low to subalpine elevations. Pteridium aquilinum bracken fern deep green, leathery fronds on upright stems. Pdf bracken fern pteridium aquilinum is the fifth most distributed common weed species of the world. Pteridium a monotypic genus represented by a single species p. Pteridium is treated here as a single widespread species composed of two subspecies with 12 varieties. The fern is classified by some authorities as more than one species including. A systematic phytochemical investigations of the underground rhizomes of this plant afforded thirtyfive pterosins and pterosides along with the main carcinogen in bracken, ptaquiloside, 5hydroxyisocalamene and. Towards a taxonomic revision of pteridium dennstaedtiaceae.
It was estimated that osmunda japonica, pteridium aquilinum kuhn var and equisetum arvense l. Antioxidant activity analysis of the polysaccharides from pteridium aquilinum with various methods. Click below on a thumbnail map or name for subspecies profiles. Kuhn lisa parresol biology department university of north carolina at asheville one university heights asheville, nc 288048509 faculty advisor. It grows directly from stout, black, horizontal root stalks. So treated, it is probably the most widespread species of all vascular plants, with the exception of a few annual weeds f. The monosaccharide components of plp were characterized by gas. Bracken fern pteridium aquilinum us epa archive document. Pronunciation of pteridium aquilinum with 1 audio pronunciation, 4 synonyms, 1 translation and more for pteridium aquilinum.
Pteridium aquilinum bracken, brake or common bracken, also known as eagle fern, and eastern brakenfern, is a species of fern occurring in temperate and subtropical regions in both hemispheres. Bracken fernpteridium aquilinumcauses stagnation in forest succession in. Pteridium aquilinum bracken this plant can be weedy or invasive according to the authoritative sources noted below. Pteridium aquilinum bracken, brake or common bracken, also known as eagle fern, is a species of fern occurring in temperate and subtropical regions in both hemispheres. Reimers, 1954, is one of the oldest known fern fossil records over 55 million years old have been found. Kuhn bracken, bracken fern, brackenfern, northern bracken fern, western brackenfern, fougere des aigles direct children. Pteridium aquilinum large coarse fern often several feet high. Chapter ii in vitro antioxidant activity of pteridium. James perry this natural history of bracken fern is a broad overview of the plant pteridium aquilinum l. Images 74 synonyms 17 accepted names 1 references 40 subordinate taxa. The huge quantity of spores released by large areas of bracken are suggested to be implicated in stomach cancers. Pteridium aquilinum and its ptaquiloside toxin induce dna damage. They are herbaceous perennial plants with a creeping, branched rootstock. It forms a thick cover on felled trees and is encountered on mountains carpathians, caucasus.
Lady bird johnson wildflower center focused on protecting and preserving north americas native plants through native plant lists and image galleries, conservation, education, natural landscapes, seed collection millennium seed bank msb project, preserving and restoring native communities, spreading awareness on invasive species and gardening to attract wildlife. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. Pteridium aquilinum lady bird johnson wildflower center. The leaves or fronds of western brackenfern are normally from 1 to 10 feet 330 dm long including a stipe leafstalk that may be as long as 39 to 59 inches 1015 dm but is usually shorter than the leaf blade. Pteridium aquilinum wightianum, pteris revoluta, teris recurvata wightiana. A natural history of bracken fern pteridium aquilinum l. Pteridium aquilinum pteaqoverview eppo global database.
Common bracken was first described as pteris aquilina by the father of taxonomy, carl linnaeus, in volume 2 of his species plantarum in. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Pteridium aquilinum online atlas of the british and. Antibacterial, phytochemical and proximate analysis of pteridium aquilinum international journal of research in pharmacy and biosciences v2 i9 october 2015 2 p. This plant may be known by one or more common names in different places, and some are listed above.
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