Autonyms (not in current use), synonyms and invalid designations:

(≡ homotypic synonym, = heterotypic synonym, - autonym, I invalid designation)

• Basionym: Roegneria caucasica K. Koch

Distributional Range:

Native

Asia-Temperate

• WESTERN ASIA: Iran (n.)
• CAUCASUS: Armenia, Azerbaijan, Georgia, Russian Federation [Dagestan]
• MIDDLE ASIA: Turkmenistan

References:

1. Greuter, W. et al., eds. 1984-. Med-Checklist.
2. Hodge, C. D. et al. 2010. Phylogenetic analysis of the maternal genome of tetraploid StStYY Elymus (Triticeae: Poaceae) species and the monogenomic Triticeae based on rps16 sequence data. Pl. Sci. (Elsevier) 178:463-468. Note: this study included one USDA accession (PI 531573) of Elymus caucasicus
3. Jensen, K. B. et al. 1991. Cytogenetics of Elymus caucasicus and Elymus longearistatus (Poaceae: Triticeae). Genome 34:860-867.
4. Liao, J.-Q. et al. 2011. Molecular phylogeny of RNA polymerase II gene reveals the relationships of tetraploid species with St genome (Triticeae: Poaceae). Biochem. Syst. & Ecol. 39:609-618. Note: as Roegneria caucasica citing one USDA accession (PI 531573)
5. Lu, B. R. 1995. Taxonomy and morphology of the Elymus parviglumis group (Triticeae: Poaceae). Nordic J. Bot. 15:32.
6. Mason-Gamer, R. J. et al. 2010. Phylogenetic relationships and reticulation among Asian Elymus (Poaceae) allotetraploids: Analyses of three nuclear gene trees. Molec. Phylogenet. Evol. 54:10-22. Note: this study included one USDA sample (PI 531573) of Elymus caucasicus with StY genome
7. Oliver, A. G. et al. 2011. Genomic constitution and phylogenetic position of several New Zealand Triticeae species revealed by two single copy nuclear genes. Austral. J. Bot. 59:1-6. Note: this study included Elymus caucasicus, a species with StY genome
8. Petersen, G. et al. 2011. The origin of the H, St, W, and Y genomes in allotetraploid species of Elymus L. and Stenostachys Turcz. (Poaceae: Triticeae). Pl. Syst. Evol. 291:197-210. Note: this study included one sample of Elymus caucasicus from Armenia, a species with StY genome
9. Tzvelev, N. N. 1976. Zlaki SSSR
10. Wang, R. R.-C. 2011. Chapter 2. Agropyron and Psathyrostachys. Wild crop relatives: genomic and breeding resources, cereals 77-108. Note: this review mentioned the diversity of genome constitution in Triticeae, all types found in Elymus able to cross with wheat

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2024. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: http://gringlobal.iita.org/gringlobal/taxonomydetail.aspx?id=314084. Accessed 18 May 2024.