Juncus triglumis

Life-forms

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Monocots
Cladus: Commelinids
Ordo: Poales

Familia: Juncaceae
Genus: Juncus
Species: Juncus triglumis
Subspecies: J. t. subsp. albescens – J. t. subsp. triglumis
Name

Juncus triglumis L.
Homonyms

Juncus triglumis Walter = Juncus marginatus Rostk.

Distribution
Native distribution areas:

'Continental: Subarctic & Subalpine Northern Hemisphere.
Alaska, Alberta, Aleutian Is., Altay, Austria, British Columbia, Bulgaria, Buryatiya, China North-Central, China South-Central, Chita, Colorado, Czechoslovakia, East European Russia, East Himalaya, Finland, France, Føroyar, Germany, Great Britain, Greenland, Iceland, Idaho, Irkutsk, Italy, Japan, Kamchatka, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Kuril Is., Labrador, Magadan, Manitoba, Mongolia, Montana, Nepal, New Mexico, Newfoundland, North Caucasus, North European Russi, Northwest Territorie, Norway, Nunavut, Ontario, Pakistan, Poland, Qinghai, Québec, Romania, Sakhalin, Saskatchewan, Spain, Svalbard, Sweden, Switzerland, Tadzhikistan, Tibet, Transcaucasus, Tuva, Ukraine, Utah, Uzbekistan, West Himalaya, West Siberia, Wyoming, Xinjiang, Yakutskiya, Yukon

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition
References
Primary references

Linnaeus, C. 1753. Species Plantarum. Tomus I: 328. Reference page.

Additional references

Kirschner, J. & al. (2002). Juncaceae Species Plantarum: Flora of the World 6-8: 1-237, 1-336,1-192. Australian Biological Resources Study, Canberra.

Links

Govaerts, R. et al. 2022. Juncus triglumis in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2022 Mar 09. Reference page.
Hassler, M. 2022. Juncus triglumis. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2022. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2022 Mar 09. Reference page.
Tropicos.org 2022. Juncus triglumis. Missouri Botanical Garden. Published online. Accessed: 09 Mar 2022.
International Plant Names Index. 2022. Juncus triglumis. Published online. Accessed: Mar 09 2022.
USDA, ARS, Germplasm Resources Information Network. Juncus triglumis in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 2022 Mar 09.

Vernacular names
suomi: Kolmikkovihvilä

Juncus triglumis, called the three-flowered rush, is a species of flowering plant in the genus Juncus, native to the subarctic and subalpine Northern Hemisphere.[2][3] It is typically found in calcareous tundra habitats and arcto-alpine fens.[4] It is often found in association with Carex atrofusca and Carex bicolor in the so-called Caricion bicolori-atrofuscae alliance.[5]
Subtaxa

The following subspecies are currently accepted:[2]

Juncus triglumis subsp. albescens (Lange) Hultén - Kamchatka and Chukotka in Far Eastern Russia, Alaska (including the Aleutians), all of Canada except the Yukon, the Rocky Mountains of the United States, and Greenland
Juncus triglumis subsp. triglumis - Greenland, Iceland, the Faroes, Great Britain, Europe, Asia, Japan, Sakhalin, the Kurils, Alaska (not including the Aleutians), British Columbia, the Yukon and the Northwest Territories in Canada, and the Rocky Mountains of the United States

References

Sp. Pl.: 328 (1753)
"Juncus triglumis L." Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. 2017. Retrieved 4 February 2021.
Farmer, Carl (17 July 2003). "Three-flowered Rush". plant-identification.co.uk. West Highland Flora. Retrieved 4 February 2021.
Dítě, Daniel; Peterka, Tomáš; Dítětová, Zuzana; Hájková, Petra; Hájek, Michal (2017). "Arcto-Alpine Species at Their Niche Margin: The Western Carpathian Refugia of Juncus castaneus and J. triglumis in Slovakia". Annales Botanici Fennici. 54 (1–3): 67–82. doi:10.5735/085.054.0311. S2CID 89962452.
Dierßen, K.; Dierßen, Barbara; Dierssen, K.; Dierssen, B. (1985). "Corresponding Caricion bicolori-atrofuscae Communities in Western Greenland, Northern Europe and the Central European Mountains". Vegetatio. 59 (1/3): 151–157. doi:10.1007/BF00055685. JSTOR 20146178. S2CID 6006983.