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

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

• Basionym: Elymus ambiguus Vasey & Scribn.
• (≡) Elymus ambiguus var. ambiguus Vasey & Scribn.

Common names:

• Colorado wild rye  (Source: F NAmer) - English

Distributional Range:

Native

Northern America

• NORTHWESTERN U.S.A.: United States [Colorado (w.)]
• SOUTH-CENTRAL U.S.A.: United States [New Mexico (n.w.)]

References:

1. Barkworth, M. E. & D. R. Dewey. 1985. Genomically based genera in the perennial Triticeae of North America: identification and membership. Amer. J. Bot. 72:769.
2. Barkworth, M. E. & R. J. Atkins. 1984. Leymus Hochst. (Gramineae: Triticeae) in North America: taxonomy and distribution. Amer. J. Bot. 71:621.
3. Culumber, C. M. et al. 2011. Genetic structure of Eurasian and North American Leymus (Triticeae) wildryes assessed by chloroplast DNA sequences and AFLP profiles. Pl. Syst. Evol. 294:207-225. Note: this study found evidence of a hybrid origin of Leymus ambiguus, and having L. cinereus and L salinus as parental species
4. FNA Editorial Committee. 1993-. Flora of North America.
5. Soreng, R. J. et al. 2003. Catalogue of New World grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48:422.
6. 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 (NsXm) found in Leymus able to cross with wheat
7. Yen, C. et al. 2009. Synopsis of Leymus Hochst. (Triticeae: Poaceae). J. Syst. Evol. 47:76.

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=314121. Accessed 18 May 2024.