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Eriophorum

Eriophorum (cottongrass, cotton-grass or cottonsedge) is a genus of flowering plants in the family Cyperaceae, the sedge family. They are found throughout the arctic, subarctic, and temperate portions of the Northern Hemisphere in acid bog habitats, being particularly abundant in Arctic tundra regions.[2][3][4][5]

Eriophorum
Eriophorum vaginatum
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Cyperaceae
Genus: Eriophorum
L.
Type species
Eriophorum vaginatum
L.
Synonyms [1]
  • Eriophoropsis Palla
  • Leucoma Ehrh.
  • Linagrostis Guett.
  • Plumaria Bubani
  • Plumaria Heist. ex Fabr.

They are herbaceous perennial plants with slender, grass-like leaves. The seed heads are covered in a fluffy mass of cotton-like fibers which are carried on the wind to aid dispersal. The cotton grass also maintains a height of 12 inches and around 2 inches in water. In cold Arctic regions, these masses of translucent fibres also serve as 'down' – increasing the temperature of the reproductive organs during the Arctic summer by trapping solar radiation.[6]

Paper and the wicks of candles have been made of its fiber, and pillows stuffed with the same material. The leaves were formerly used in treating diarrhea, and the spongy pith of the stem for the removal of tapeworm.[7]

Selected species edit

These species are included:[5][1]

  • Eriophorum angustifolium Honck. – widespread across Europe, Asia, North America
  • Eriophorum × beringianum Raymond – Alaska including Aleutians; Magadan region of Russia (hybrid E. angustifolium × E. chamissonis)
  • Eriophorum brachyantherum Trautv. & C.A.Mey. – Scandinavia, northern Russia, Mongolia, Korea, Alaska, northern Canada
  • Eriophorum callitrix Cham. ex C.A.Mey. – Siberia, Russian Far East, Alaska, Canada, Greenland, Montana, Wyoming
  • Eriophorum chamissonis C.A.Mey. – Siberia, Russian Far East, Korea, Mongolia, Alaska, Canada, Greenland, northern and western United States
  • Eriophorum crinigerum (A.Gray) Beetle – Oregon, northwestern California
  • Eriophorum × fellowsii (Fernald) M.S.Novos. – Ontario, Maine, Massachusetts (hybrid E. virginicum × E. viridicarinatum)
  • Eriophorum gracile Koch – much of Europe; northern and Central Asia; China, Tibet, Mongolia, Alaska, Canada, northern United States
  • Eriophorum × gracilifolium M.S.Novos. – European Russia (hybrid E. gracile × E. latifolium)
  • Eriophorum humile Turcz. – Altai, Tuva, Kazakhstan, Mongolia, Amur
  • Eriophorum latifolium Hoppe – much of Europe; Caucasus, Turkey, Mongolia
  • Eriophorum × medium Andersson – scattered locations in Finland, Norway, Russia, Alaska, Quebec, Labrador (hybrid E. chamissonis × E. scheuchzeri)
  • Eriophorum × polystachiovaginatum Beauverd – France (hybrid E. angustifolium × E. vaginatum)
  • Eriophorum × pylaieanum Raymond – scattered locations in Canada and Alaska (hybrid E. chamissonis × E. vaginatum)
  • Eriophorum × rousseauianum Raymond – Alaska, Quebec (hybrid E. angustifolium × E. scheuchzeri)
  • Eriophorum scabriculme (Beetle) Raymond – Vietnam
  • Eriophorum scheuchzeri Hoppe – much of Europe; northern and Central Asia including Siberia, Xinjiang, Himalayas, Alaska, Greenland, Canada, mountains of western United States
  • Eriophorum tenellum Nutt. – eastern Canada and northeastern United States from Nunavut and Labrador to New Jersey
  • Eriophorum tolmatchevii M.S.Novos. – Krasnoyarsk, Yakutiya
  • Eriophorum transiens Raymond – Guizhou
  • Eriophorum vaginatum L. – most of genus range
  • Eriophorum virginicum L. – eastern North America from Labrador to Tennessee, west to Michigan
  • Eriophorum viridicarinatum (Engelm.) Fernald – Canada including Arctic territories; northern United States

References edit

  1. ^ a b . eMonocot. Archived from the original on January 3, 2014. Retrieved May 10, 2013.
  2. ^ Ball, Peter W. & Daniel E. Wujek (2002). "Eriophorum Linnaeus, Sp. Pl. 1: 52. 1753; Gen. Pl. ed. 5, 27. 1754". In Flora of North America Editorial Committee (ed.). Cyperaceae. Vol. 23. Oxford University Press. pp. 21–27. ISBN 978-0-19-515207-4. {{cite book}}: |work= ignored (help)
  3. ^ Flora Europaea: Eriophorum
  4. ^ Flora of China, Vol. 23 Page 174, 羊胡子草属 yang hu zi cao shu, Eriophorum Linnaeus, Sp. Pl. 1: 52. 1753.
  5. ^ a b Kew World Checklist of Selected Plant Families
  6. ^ Crawford, R. M. M. (1989). Studies in Plant Survival. Blackwell Science. pp. 54–55.
  7. ^ This article incorporates text from a publication now in the public domain"Cotton-Grass" . Collier's New Encyclopedia. 1921.

eriophorum, cottongrass, cotton, grass, cottonsedge, genus, flowering, plants, family, cyperaceae, sedge, family, they, found, throughout, arctic, subarctic, temperate, portions, northern, hemisphere, acid, habitats, being, particularly, abundant, arctic, tund. Eriophorum cottongrass cotton grass or cottonsedge is a genus of flowering plants in the family Cyperaceae the sedge family They are found throughout the arctic subarctic and temperate portions of the Northern Hemisphere in acid bog habitats being particularly abundant in Arctic tundra regions 2 3 4 5 EriophorumEriophorum vaginatumScientific classificationKingdom PlantaeClade TracheophytesClade AngiospermsClade MonocotsClade CommelinidsOrder PoalesFamily CyperaceaeGenus EriophorumL Type speciesEriophorum vaginatumL Synonyms 1 Eriophoropsis Palla Leucoma Ehrh Linagrostis Guett Plumaria Bubani Plumaria Heist ex Fabr They are herbaceous perennial plants with slender grass like leaves The seed heads are covered in a fluffy mass of cotton like fibers which are carried on the wind to aid dispersal The cotton grass also maintains a height of 12 inches and around 2 inches in water In cold Arctic regions these masses of translucent fibres also serve as down increasing the temperature of the reproductive organs during the Arctic summer by trapping solar radiation 6 Paper and the wicks of candles have been made of its fiber and pillows stuffed with the same material The leaves were formerly used in treating diarrhea and the spongy pith of the stem for the removal of tapeworm 7 Selected species editThese species are included 5 1 Eriophorum angustifolium Honck widespread across Europe Asia North America Eriophorum beringianum Raymond Alaska including Aleutians Magadan region of Russia hybrid E angustifolium E chamissonis Eriophorum brachyantherum Trautv amp C A Mey Scandinavia northern Russia Mongolia Korea Alaska northern Canada Eriophorum callitrix Cham ex C A Mey Siberia Russian Far East Alaska Canada Greenland Montana Wyoming Eriophorum chamissonis C A Mey Siberia Russian Far East Korea Mongolia Alaska Canada Greenland northern and western United States Eriophorum crinigerum A Gray Beetle Oregon northwestern California Eriophorum fellowsii Fernald M S Novos Ontario Maine Massachusetts hybrid E virginicum E viridicarinatum Eriophorum gracile Koch much of Europe northern and Central Asia China Tibet Mongolia Alaska Canada northern United States Eriophorum gracilifolium M S Novos European Russia hybrid E gracile E latifolium Eriophorum humile Turcz Altai Tuva Kazakhstan Mongolia Amur Eriophorum latifolium Hoppe much of Europe Caucasus Turkey Mongolia Eriophorum medium Andersson scattered locations in Finland Norway Russia Alaska Quebec Labrador hybrid E chamissonis E scheuchzeri Eriophorum polystachiovaginatum Beauverd France hybrid E angustifolium E vaginatum Eriophorum pylaieanum Raymond scattered locations in Canada and Alaska hybrid E chamissonis E vaginatum Eriophorum rousseauianum Raymond Alaska Quebec hybrid E angustifolium E scheuchzeri Eriophorum scabriculme Beetle Raymond Vietnam Eriophorum scheuchzeri Hoppe much of Europe northern and Central Asia including Siberia Xinjiang Himalayas Alaska Greenland Canada mountains of western United States Eriophorum tenellum Nutt eastern Canada and northeastern United States from Nunavut and Labrador to New Jersey Eriophorum tolmatchevii M S Novos Krasnoyarsk Yakutiya Eriophorum transiens Raymond Guizhou Eriophorum vaginatum L most of genus range Eriophorum virginicum L eastern North America from Labrador to Tennessee west to Michigan Eriophorum viridicarinatum Engelm Fernald Canada including Arctic territories northern United StatesReferences edit a b Eriophorum L Sp Pl 52 1753 eMonocot Archived from the original on January 3 2014 Retrieved May 10 2013 Ball Peter W amp Daniel E Wujek 2002 Eriophorum Linnaeus Sp Pl 1 52 1753 Gen Pl ed 5 27 1754 In Flora of North America Editorial Committee ed Cyperaceae Vol 23 Oxford University Press pp 21 27 ISBN 978 0 19 515207 4 a href Template Cite book html title Template Cite book cite book a work ignored help Flora Europaea Eriophorum Flora of China Vol 23 Page 174 羊胡子草属 yang hu zi cao shu Eriophorum Linnaeus Sp Pl 1 52 1753 a b Kew World Checklist of Selected Plant Families Crawford R M M 1989 Studies in Plant Survival Blackwell Science pp 54 55 This article incorporates text from a publication now in the public domain Cotton Grass Collier s New Encyclopedia 1921 Retrieved from https en wikipedia org w index php title Eriophorum amp oldid 1181914039, wikipedia, wiki, book, books, library,

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