Taxon:  Juncus conglomeratus L.



Summary
Genus:
Juncus
Family:
Juncaceae
Nomen number:
318195
Place of publication:
Sp. pl. 1:326.  1753
Verified:
09/21/2000 ARS Systematic Botanists.
Accessions:
4 (0  active, 0  available) in National Plant Germplasm System.  (Map it)
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Homotypic Synonym(s)
Juncus effusus L. var. conglomeratus (L.) Engelm.

No images


Conservation Status

Reference(s)
  1. Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
  2. Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:92.
  3. Botanical Society of the British Isles. BSBI taxon database (on-line resource).
  4. CIBA-GEIGY, Basel, Switzerland. 1968-1974. The CIBA-GEIGY Weed Tables 14.2.
  5. Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands.
  6. Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 1490.
  7. FNA Editorial Committee. 1993-. Flora of North America. Note: = Juncus effusus L.
  8. Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2
  9. Jahandiez, E. & R. Maire. 1931-1941. Catalogue des plantes du Maroc.
  10. Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
  11. Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
  12. Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
  13. Quézel, P. & S. Santa. 1962-1963. Nouvelle flore de l'Algerie.
  14. Rechinger, K. H., ed. 1963-. Flora iranica.
  15. Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. Note: = Juncus effusus var. conglomeratus (L.) Engelm.
  16. Sell, P. & G. Murrell. 1996-. Flora of Great Britain and Ireland.
  17. Skvortsov, A. K., ed. 2006. Flora of the Lower Volga region 1:323.
  18. Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
Common names
LanguageNameAlternate namenoteseqCitation
Englishcompact rush  1Botanical Society of the British Isles. BSBI taxon database (on-line resource).
GermanKnäuel-Binse  2Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 1490.
Swedishknapptåg  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeAfricaNorthern AfricaAlgeria  Quézel, P. & S. Santa. 1962-1963. Nouvelle flore de l'Algerie.
1NativeAfricaNorthern AfricaMorocco  Jahandiez, E. & R. Maire. 1931-1941. Catalogue des plantes du Maroc.
1NativeAsia-TemperateCaucasusArmenia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeAsia-TemperateCaucasusAzerbaijan  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeAsia-TemperateCaucasusGeorgia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeAsia-TemperateCaucasusRussian FederationDagestan Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeAsia-TemperateCaucasusRussian Federation-CiscaucasiaCiscaucasia Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeAsia-TemperateSiberiaRussian FederationKemerovskaja oblast' Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1NativeAsia-TemperateSiberiaRussian FederationKurganskaja oblast' Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1NativeAsia-TemperateSiberiaRussian FederationTyumens.Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
1NativeAsia-TemperateWestern AsiaIraq n.Rechinger, K. H., ed. 1963-. Flora iranica.
1NativeAsia-TemperateWestern AsiaTurkey n.Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands.
1NativeEuropeEastern EuropeBelarus  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeEastern EuropeEstonia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeEastern EuropeLatvia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeEastern EuropeLithuania  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeEastern EuropeRussian Federation-European partEuropean part Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeEuropeEastern EuropeUkraine incl. KrymKirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeMiddle EuropeAustria  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeBelgium  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeCzech Republic  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeMiddle EuropeGermany  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeHungary  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeNetherlands  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropePoland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeSlovakia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeMiddle EuropeSwitzerland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeDenmark  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeFinland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeIreland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeNorway  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeSweden  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeUnited Kingdom  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSoutheastern EuropeBosnia and Herzegovina  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeSoutheastern EuropeBulgaria  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSoutheastern EuropeCroatia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeSoutheastern EuropeGreece  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSoutheastern EuropeItaly  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSoutheastern EuropeMontenegro  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeSoutheastern EuropeNorth Macedonia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeSoutheastern EuropeRomania  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSoutheastern EuropeSerbia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeSoutheastern EuropeSlovenia  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
1NativeEuropeSouthwestern EuropeFrance  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSouthwestern EuropePortugal  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSouthwestern EuropeSpain  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
4NaturalizedAfricaMacaronesiaPortugalMadeira Islands Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedAustralasiaAustraliaAustraliaTasmania Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedAustralasiaNew ZealandNew Zealand  Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedNorthern AmericaEastern CanadaCanadaNewfoundland and Labrador Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedNorthern AmericaEastern CanadaCanadaNova Scotia Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedNorthern AmericaEastern CanadaCanadaQuébec Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedNorthern AmericaNortheastern U.S.A.United StatesMaine Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedNorthern AmericaNortheastern U.S.A.United StatesNew York Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedNorthern AmericaWestern CanadaCanadaBritish Columbia Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
4NaturalizedSouthern AmericaNorthern South AmericaVenezuelaAragua Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:92.
Native
Africa
  • NORTHERN AFRICA: Algeria, Morocco
Asia-Temperate
  • WESTERN ASIA: Iraq (n.), Turkey (n.)
  • CAUCASUS: Russian Federation-Ciscaucasia [Ciscaucasia], Armenia, Azerbaijan, Georgia, Russian Federation [Dagestan]
  • SIBERIA: Russian Federation [Kemerovskaja oblast', Kurganskaja oblast', Tyumen (s.)]
Europe
  • NORTHERN EUROPE: Denmark, Finland, United Kingdom, Ireland, Norway, Sweden
  • MIDDLE EUROPE: Austria, Belgium, Switzerland, Czech Republic, Germany, Hungary, Netherlands, Poland, Slovakia
  • EASTERN EUROPE: Russian Federation-European part [European part], Belarus, Estonia, Lithuania, Latvia, Ukraine (incl. Krym)
  • SOUTHEASTERN EUROPE: Bulgaria, Bosnia and Herzegovina, Greece, Croatia, Italy, North Macedonia, Montenegro, Romania, Serbia, Slovenia
  • SOUTHWESTERN EUROPE: Spain, France, Portugal
Naturalized
Africa
  • MACARONESIA: Portugal [Madeira Islands]
Australasia
  • AUSTRALIA: Australia [Tasmania]
  • NEW ZEALAND: New Zealand
Northern America
  • EASTERN CANADA: Canada [Québec, Nova Scotia, Newfoundland and Labrador]
  • WESTERN CANADA: Canada [British Columbia]
  • NORTHEASTERN U.S.A.: United States [Maine, New York]
Southern America
  • NORTHERN SOUTH AMERICA: Venezuela [Aragua]

Reference(s)
  1. Balslev, H. 1996. Juncaceae. Fl. Neotrop. Monogr. 68:92.
  2. Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands.
  3. Jahandiez, E. & R. Maire. 1931-1941. Catalogue des plantes du Maroc.
  4. Kirschner, J. 2002. Juncaceae 3: Juncus subg. Agathryon. In: Orchard, A. E., ed., Species Plantarum: Flora of the World. 8:85.
  5. Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
  6. Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
  7. Quézel, P. & S. Santa. 1962-1963. Nouvelle flore de l'Algerie.
  8. Rechinger, K. H., ed. 1963-. Flora iranica.
  9. Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
Economic Uses
UsageTypeNoteReference
Weed  CIBA-GEIGY, Basel, Switzerland. 1968-1974. The CIBA-GEIGY Weed Tables 14.2.
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=318195. Accessed 11 May 2026.