Taxon:  Juncus ensifolius Wikstr.



Summary
Genus:
Juncus
Family:
Juncaceae
Nomen number:
20792
Place of publication:
Kongl. Vetensk. Acad. Handl. 1824:274.  1824
Verified:
09/21/2000 ARS Systematic Botanists.
Accessions:
22 (18  active, 14  available) in National Plant Germplasm System.  (Map it)
Other conspecific taxa
Juncus ensifolius Wikstr. var. ensifolius (1 active accession[s])
Juncus ensifolius Wikstr. var. montanus (Engelm.) C. L. Hitchc. (3 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Images (1 total. Click on image for more.)
Seed

Conservation Status

Reference(s)
  1. University of Georgia Center for Invasive Species and Ecosystem Health
  2. Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
  3. Allan, H. H. B. et al. 1961-. Flora of New Zealand.
  4. Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
  5. Botanical Society of the British Isles. BSBI taxon database (on-line resource).
  6. FNA Editorial Committee. 1993-. Flora of North America.
  7. Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2
  8. Kharkevich, S. S., ed. 1985. Vascular plants of the Russian Far East. Note: also cited as "Vascular plants of the Soviet Far East", and "Sosud. Rast. Sovet. Dal'nego Vostoka"
  9. Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
  10. Ohwi, J. 1965. Flora of Japan (Engl. ed.).
  11. Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol.
  12. Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
Common names
LanguageNameAlternate namenoteseqCitation
Englishsword-leaf rush  1Botanical Society of the British Isles. BSBI taxon database (on-line resource).
Swedishsvärdtåg  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeAsia-TemperateEastern AsiaJapanHokkaidô Ohwi, J. 1965. Flora of Japan (Engl. ed.).
1NativeAsia-TemperateEastern AsiaJapanHonshu Ohwi, J. 1965. Flora of Japan (Engl. ed.).
1NativeAsia-TemperateRussian Far EastRussian FederationKurile Islands Kharkevich, S. S., ed. 1985. Vascular plants of the Russian Far East. Note: also cited as "Vascular plants of the Soviet Far East", and "Sosud. Rast. Sovet. Dal'nego Vostoka"
1NativeNorthern AmericaEastern CanadaCanadaOntarion.e.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaEastern CanadaCanadaQuébecn.w.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorth-Central U.S.A.United StatesNorth Dakotas.w.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorth-Central U.S.A.United StatesSouth Dakotaw.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorthern MexicoMexicoSan Luis Potosí Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
1NativeNorthern AmericaNorthwestern U.S.A.United StatesColoradow.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorthwestern U.S.A.United StatesIdaho FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorthwestern U.S.A.United StatesMontana FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorthwestern U.S.A.United StatesOregon FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorthwestern U.S.A.United StatesWashington FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNorthwestern U.S.A.United StatesWyoming FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSouth-Central U.S.A.United StatesTexas FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSouthern MexicoMexicoCiudad de México Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
1NativeNorthern AmericaSouthern MexicoMexicoGuerrero Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
1NativeNorthern AmericaSouthern MexicoMexicoMéxico Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
1NativeNorthern AmericaSouthern MexicoMexicoPuebla Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
1NativeNorthern AmericaSouthern MexicoMexicoVeracruz de Ignacio de la Llave Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
1NativeNorthern AmericaSouthwestern U.S.A.United StatesArizona FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSouthwestern U.S.A.United StatesCalifornia FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSouthwestern U.S.A.United StatesNevadaw.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSouthwestern U.S.A.United StatesUtah FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSubarctic AmericaUnited StatesAlaskas.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaWestern CanadaCanadaAlbertas.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaWestern CanadaCanadaBritish Columbiaw. & s.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaWestern CanadaCanadaSaskatchewans.w.FNA Editorial Committee. 1993-. Flora of North America.
4NaturalizedAustralasiaNew ZealandNew Zealand  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedEuropeMiddle EuropeAustria  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedEuropeMiddle EuropeBelgium  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedEuropeMiddle EuropeGermany  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedEuropeMiddle EuropeNetherlands  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedEuropeNorthern EuropeFinland  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedEuropeNorthern EuropeSweden  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedEuropeNorthern EuropeUnited Kingdom  Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
4NaturalizedNorthern America United States e.FNA Editorial Committee. 1993-. Flora of North America.
4NaturalizedPacificNorth-Central PacificUnited StatesHawaii Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
Native
Asia-Temperate
  • RUSSIAN FAR EAST: Russian Federation [Kurile Islands]
  • EASTERN ASIA: Japan [Hokkaidô, Honshu]
Northern America
  • SUBARCTIC AMERICA: United States [Alaska (s.)]
  • EASTERN CANADA: Canada [Québec (n.w.), Ontario (n.e.)]
  • WESTERN CANADA: Canada [Saskatchewan (s.w.), Alberta (s.), British Columbia (w. & s.)]
  • NORTH-CENTRAL U.S.A.: United States [North Dakota (s.w.), South Dakota (w.)]
  • NORTHWESTERN U.S.A.: United States [Colorado (w.), Idaho, Montana, Oregon, Washington, Wyoming]
  • SOUTH-CENTRAL U.S.A.: United States [Texas]
  • SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada (w.), Utah]
  • NORTHERN MEXICO: Mexico [San Luis Potosí]
  • SOUTHERN MEXICO: Mexico [Guerrero, México, Puebla, Veracruz de Ignacio de la Llave, Ciudad de México]
Naturalized
Australasia
  • NEW ZEALAND: New Zealand
Europe
  • NORTHERN EUROPE: Finland, United Kingdom, Sweden
  • MIDDLE EUROPE: Austria, Belgium, Germany, Netherlands
Northern America
  • REGION: United States (e.)
Pacific
  • NORTH-CENTRAL PACIFIC: United States [Hawaii]

Reference(s)
  1. Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:137.
  2. FNA Editorial Committee. 1993-. Flora of North America.
  3. Kharkevich, S. S., ed. 1985. Vascular plants of the Russian Far East. Note: also cited as "Vascular plants of the Soviet Far East", and "Sosud. Rast. Sovet. Dal'nego Vostoka"
  4. Kirschner, J. 2002. Juncaceae 2: Juncus subg. Juncus. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 7:140.
  5. Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=20792. Accessed 17 April 2026.