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Elymus (plant)

(Redirected from Roegneria)

Elymus is a genus of perennial plants with approximately 150 species[5] in the grass family, related to rye, wheat, and other widely grown cereal grains.[6]

Elymus
Elymus canadensis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Subfamily: Pooideae
Supertribe: Triticodae
Tribe: Triticeae
Genus: Elymus
L.
Type species
Elymus sibiricus
Synonyms[1]
  • Asperella Humb.
  • Braconotia Godr.
  • Campeiostachys Drobow
  • Chretomeris Nutt. ex J.G. Sm. nom. inval.[2]
  • Clinelymus (Griseb.) Nevski
  • Crithopyrum Steud.
  • Cryptopyrum Heynh. nom. inval.[3]
  • Elysitanion Bowden nom. illeg.[4]
  • Elytrigia Desv.
  • Elytrigium Benth.
  • Goulardia Husn.
  • Gymnostichum Schreb.
  • Hystrix Moench
  • Lophopyrum Á.Löve
  • Pascopyrum Á.Löve
  • Peridictyon Seberg
  • Polyantherix Nees
  • Psammopyrum Á.Löve
  • Pseudoroegneria (Nevski) Á.Löve
  • Roegneria K.Koch
  • Semeiostachys Drobow.
  • Sitanion Raf.
  • Sitospelos Adans.
  • Terrellia Lunell
  • × Elymotrigia Hyl.
  • × Elysitanion Bowden
  • × Pseudelymus Barkworth & D.R.Dewey
  • × Terrelymus B.R.Baum

Elymus is a cosmopolitan genus, represented by species across all continents of the world.[7] Common names include couch grass, wild rye and wheatgrass.[8][9][10][11]

The genus name Elymus comes from the Greek ἔλυμος (élumos) "foxtail millet, Setaria italica".

Species

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As of 2024, Plants of the World Online accepted 173 species and 19 hybrids:[12]

Older classifications

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Many species once considered members of Elymus are now regarded as better suited to other genera: Agropyron, Anthosachne, Brachypodium, Cenchrus, Crithopsis, Heteranthelium, Jouvea, Kengyilia, Leymus, Psathyrostachys, Stenostachys, Taeniatherum, Thinopyrum etc.[13]

References

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  1. ↑ "Kew World Checklist of Selected Plant Families". Retrieved 10 August 2016.
  2. ↑ Tropicos.org, retrieved 13 February 2016
  3. ↑ Tropicos.org, retrieved 13 February 2016
  4. ↑ Tropicos.org, retrieved 13 February 2016
  5. ↑ Diaz, Oscar (1999). Genetic diversity in Elymus species (Triticeae) with emphasis on the Nordic region. Swedish University of Agricultural Sciences. ISBN 91-576-5493-X.
  6. ↑ Linnaeus, Carl von. 1753. Species Plantarum 1: 83-84
  7. ↑ Quattrocchi, Umberto (2006). CRC World Dictionary of grasses: Common names, Scientific names, Eponyms, Synonyms, and Etymology. Vol. 1. CRC Press. pp. 755–787. ISBN 9780849313035.
  8. ↑ Flora of China Vol. 22 Page 400 披碱草属 pi jian cao shu Elymus Linnaeus, Sp. Pl. 1: 83. 1753.
  9. ↑ Flora of Pakistan Elymus Linn., Sp. Pl. 1:83. 1753. Gen. Pl., ed. 5. 36. 1754; Tzvelev, Poaceae URSS 106. 1976; Melderis in Tutin et al., Fl. Eur. 5:192. 1980.
  10. ↑ Altervista Flora Italiana genere Elymus photos and distribution maps for several species
  11. ↑ Biota of North America Program 2013 county distribution maps
  12. ↑ "Elymus". Plants of the World Online. Royal Botanic Gardens, Kew. 2024. Retrieved 27 November 2024.
  13. ↑ "The Plant List Elymus". Retrieved 10 August 2016.
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  • Wikispecies logo Data related to Elymus at Wikispecies
  • Jepson Manual Treatment
  • Factsheet from The Intermountain Herbarium - Utah State University
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