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Taxon: Elymus wawawaiensis J. R. Carlson & Barkworth

Genus: Elymus
Family: Poaceae (alt.Gramineae)
Subfamily: Pooideae
Tribe: Triticeae
Subtribe: Hordeinae
Nomen number: 317738
Place of publication: Phytologia 83:327. 1998 ("1997")
Link to protologue:
Name Verified on: 08-Nov-2007 by ARS Systematic Botanists.
Accessions: 49 (47 active, 47 available) in National Plant Germplasm System (Map)

Common names:

  • Snake River wheatgrass  (Source: F NAmer) - English

Distributional Range:


    Northern America
    • NORTHWESTERN U.S.A.: United States [Idaho, Oregon (n.e.), Washington]


    Northern America
    • NORTHWESTERN U.S.A.: United States [Montana (w. (natzd.?)), Wyoming (n.-c. (natzd.?))]


  1. FNA Editorial Committee. 1993-. Flora of North America.
  2. Larson, S. R. et al. 2003. Amplified fragment length polymorphism in Elymus elymoides, Elymus multisetus, and other Elymus taxa. Canad. J. Bot. 81:789-804. Note: this study included two USDA accessions (PI 285272, PI 440921) of Elymus wawawaiensis
  3. Murphy, K. M. et al. 2008. Karyotype and ideogram analysis of four wheatgrass cultivars for use in perennial wheat breeding. J. Sustain. Agric. 31:137-149.
  4. 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
  5. Zhang, H.-Q. et al. 2006. Genome constitutions of Hystrix patula, H. duthiei ssp. duthiei and H. duthiei ssp. longearistata (Poaceae: Triticeae) revealed by meiotic pairing behavior and genomic in-situ hybridization. Chromosome Res. 14:595-604. Note: this study included one USDA accession (PI 516188) of Elymus wawaiensis, a species with StH genome
  6. Catalogue of New World grasses (Poaceae) (on-line resource).

Check other web resources for Elymus wawawaiensis J. R. Carlson & Barkworth :

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2020. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=317738. Accessed 5 June 2020.