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Classification System: APG IV

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

Familia: Poaceae
Subfamilia: Pooideae
Tribus: Poeae
Subtribus: incertae sedis
Genus: Dupontia
Species: D. fisheri – D. fulva
Name

Dupontia R.Br., Chlor. Melvill. 32. (1823)
Type species: Dupontia fisheri R.Br., Chlor. Melvill. 33. (1823)

Synonyms

Heterotypic
Arctophila (Rupr.) Andersson, Pl. Scand. 2: 48. (1852).

References

Brown, R. 1823. Chloris Melvilliana 32–33.
Govaerts, R. et al. 2021. Dupontia in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2021 Sept. 17. Reference page.
Tropicos.org 2021. Dupontia. Missouri Botanical Garden. Published on the internet. Accessed: 2021 Sept. 17.
International Plant Names Index. 2021. Dupontia. Published online. Accessed: 17 Sept. 2021.
Tkach, N., Schneider, J., Döring, E., Wölk, A., Hochbach, A., Nissen, J., Winterfeld, G., Meyer, S., Gabriel, J., Hoffmann, M.H. & Röser, M. 2020. Phylogenetic lineages and the role of hybridization as driving force of evolution in grass supertribe Poodae. Taxon 69(2): 234–277. DOI: 10.1002/tax.12204 Open access Reference page.

Vernacular names
suomi: Jääheinät

Dupontia is a genus of Arctic and Subarctic plants in the grass family.[2][3][4][5]

Species[1]

The only known species is Dupontia fisheri, common name tundragrass.[6] It is native to northern Canada (Labrador, Quebec, Ontario, Manitoba, + the 3 Arctic Territories), plus Alaska, Greenland, Svalbard, and Russia (Asian + European).[1][7]

formerly included[1]

see × Arctodupontia, Graphephorum

Dupontia cooleyi – Graphephorum melicoides
Dupontia × scleroclada – × Arctodupontia scleroclada

References

Kew World Checklist of Selected Plant Families
Brown, Robert. 1823. Chloris Melvilliana. A list of plants collected in Melville Island , by the officers of the expedition: with characters and descriptions of the new species 32–33
Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad
Fedorov, A.A. (ed.) (1999). Flora of Russia. The European part and bordering regions 1: 1-546. A.A. Balkema, Rotterdam, Broekfield.
Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
US Department of Agriculture plants profile, Dupontia R. Br., tundragrass
Grassbase - The World Online Grass Flora

Plants Images

Biology Encyclopedia

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