Taxon: Juncus effusus L.

A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:

PR*.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

See also subordinate taxa:

• Juncus effusus var. brunneus (1 accessions)

Common names:

• soft rush   (Source: Dict Rehm ) – English
  
• jonc à lier   (Source: Dict Rehm ) – French
  
• jonc épars   (Source: Dict Rehm ) – French
  
• Flatterbinse   (Source: Dict Rehm ) – German
  
• junco   (Source: Dict Rehm ) – Portuguese
  
• juncus-macio   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
  
• junquera   (Source: Dict Rehm ) – Spanish
  
• veketåg   (Source: Vara kulturvaxt namn ) – Swedish
  

Economic importance:

• Environmental: ornamental   (fide Invasive Pl Spec)
  
• Medicines: folklore   (fide Herbs Commerce ed2)
  
• Vertebrate poisons: mammals   (fide Cooper & Johnson ed2)
  
• Weed: potential seed contaminant   (fide Weed CIBA; Invasive Pl Spec)
  

More:

View toxicology references for Juncus effusus from FDA Poisonous Plant Database

View phytochemical or ethnobotanical data from Duke's Phytochemical and Ethnobotanical Databases

View ethnobotanical data from Moerman's Native American Ethnobotany Database

Distributional range:

• AFRICA
  Macaronesia: Portugal - Azores, Madeira Islands; Spain - Canary Islands
  Northern Africa: Algeria; Morocco
  East Tropical Africa: Kenya; Tanzania; Uganda
  West-Central Tropical Africa: Burundi; Rwanda
  South Tropical Africa: Zimbabwe
  Southern Africa: Lesotho; South Africa - Cape Province, Free State, KwaZulu-Natal, Transvaal
  Western Indian Ocean: Madagascar; Mauritius
• ASIA-TEMPERATE
  Western Asia: Afghanistan; Cyprus; Iran; Iraq; Turkey
  Caucasus: Armenia; Azerbaijan; Georgia; Russian Federation - Ciscaucasia, Dagestan
  Siberia: Russian Federation - Altay, Gorno-Altay
  China: China - Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangsu, Jilin, Liaoning, Shandong, Sichuan, Xizang, Yunnan, Zhejiang
  Eastern Asia: Taiwan
• ASIA-TROPICAL
  Indian Subcontinent: India
• EUROPE
  Northern Europe: Denmark; Finland; Ireland; Norway; Sweden; United Kingdom
  Middle Europe: Austria; Belgium; Czech Republic; Germany; Hungary; Netherlands; Poland; Slovakia; Switzerland
  East Europe: Belarus; Estonia; Latvia; Lithuania; Russian Federation - European part; Ukraine [incl. Krym]
  Southeastern Europe: Albania; Bosnia and Herzegovina; Bulgaria; Croatia; Greece [incl. Crete]; Italy [incl. Sardinia, Sicily]; Montenegro; Romania; Serbia; Slovenia
  Southwestern Europe: France [incl. Corsica]; Portugal; Spain
• NORTHERN AMERICA (Check conservation status in U.S. & Canada in NatureServe Explorer database)
  Subarctic America: United States - Alaska
  Eastern Canada: Canada - New Brunswick, Newfoundland, Nova Scotia, Ontario, Prince Edward Island, Quebec
  Western Canada: Canada - British Columbia, Manitoba
  Northeastern U.S.A.: United States - Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia
  North-Central U.S.A.: United States - Illinois, Kansas, Minnesota, Missouri, Nebraska, Oklahoma, Wisconsin
  Northwestern U.S.A.: United States - Colorado, Idaho, Montana, Oregon, Washington
  Southeastern U.S.A.: United States - Alabama, Arkansas, Delaware, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia
  South-Central U.S.A.: United States - Texas
  Southwestern U.S.A.: United States - California, Nevada
  Northern Mexico: Mexico - Baja Norte, Durango, Sinaloa
  Southern Mexico: Mexico - Aguascalientes, Chiapas, Federal District, Guanajuato, Hidalgo, Jalisco, Mexico, Michoacan, Morelos, Oaxaca, Puebla, Tabasco, Veracruz
• SOUTHERN AMERICA
  Caribbean: Guadeloupe; Haiti
  Mesoamerica: Costa Rica; El Salvador; Guatemala; Honduras
  Northern South America: Venezuela
  Brazil: Brazil
  Western South America: Bolivia; Colombia; Ecuador; Peru
  Southern South America: Argentina - Catamarca, Rio Negro, Salta, Tierra del Fuego, Tucuman; Chile

• AUSTRALASIA
  Australia: Australia
  New Zealand: New Zealand
• PACIFIC
  North-Central Pacific: United States - Hawaii

• also cultivated

References:

• Aldén, B., S. Ryman & M. Hjertson. 2009. Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin).
• Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:88.
• Brako, L. & J. L. Zarucchi. 1993. Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45.
• CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988)
• Cooper, M. R. & A. W. Johnson. 1998. Poisonous plants and fungi in Britain: animal and human poisoning.
• Davis, P. H., ed. 1965–1988. Flora of Turkey and the east Aegean islands.
• Dyer, R. A. et al., eds. 1963–. Flora of southern Africa.
• FNA Editorial Committee. 1993–. Flora of North America.
• Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14.
• Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2.
• Groth, D. 2005. pers. comm. [re. Brazilian common names].
• Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource).
• Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
• Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. Pp. 8:88–94 in: Orchard, A. E., ed., Species Plantarum: Flora of the World. Canberra.
• Komarov, V. L. et al., eds. 1934–1964. Flora SSSR.
• Krasnoborov, I. M., ed. 2000–. Flora of Siberia (English translation).
• Lazarides, M. & B. Hince. 1993. CSIRO Handbook of Economic Plants of Australia.
• McGuffin, M., J. T. Kartesz, A. Y. Leung, & A. O. Tucker. 2000. Herbs of commerce, ed. 2.
• McVaugh, R. 1983–. Flora Novo-Galiciana.
• Rehm, S. 1994. Multilingual dictionary of agronomic plants.
• Sell, P. & G. Murrell. 1996–. Flora of Great Britain and Ireland.
• Silva, L. et al. 2005. Listagem da fauna e flora terrestres dos Açores. Lista des plantas vasculares (Pteridophyta e Spermatophyta).
• Tutin, T. G. et al., eds. 1964–1980. Flora europaea.
• Wagner, W. L. et al. 1990. Manual of the flowering plants of Hawai'i.
• Weber, E. 2003. Invasive plant species of the world: a reference guide to environmental weeds.
• Wu Zheng-yi & P. H. Raven et al., eds. 1994–. Flora of China (English edition).
• Zuloaga, F. O. & O. Morrone, eds. 1996. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74., 1999

More:

Search AGRICOLA article citation database for citations referencing Juncus effusus.

Search NCBI's Entrez search engine for PubMed citations referencing Juncus effusus.

Search Biodiversity Heritage Library for historical publications referencing Juncus effusus.

Synonyms:

• Juncus effusus subsp. hesperius Piper [≡ Juncus effusus var. brunneus]
  
• Juncus hesperius (Piper) Lint [≡ Juncus effusus var. brunneus]
  

Check other web resources for Juncus effusus L.:

• Flora Europaea: Database of European Plants (ESFEDS)
• Flora of North America: Collaborative Floristic Effort of North American Botanists
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• Flora del Conosur: Catálogo de las Plantas Vasculares del Conosur
• Flora of China: Online version from Harvard University
• AVH: Australia's Virtual Herbarium
• SIBIS: South African National Biodiversity Institute's (SANBI) Integrated Biodiversity System
• On-line Flora of Zimbabwe
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• Mansfeld: Mansfeld's World Database of Agricultural and Horticultural Crops
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Images:

• GRIN Images of germplasm accessions.
• Forestry Images: from www.forestryimages.org
• Seed: U.S. National Seed Herbarium image

More:

• Check PlantSystematics.org for additional images
• Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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