See other conspecific taxa:

• Elymus trachycaulus (0 accessions)
• Elymus trachycaulus subsp. trachycaulus (0 accessions)
• Elymus trachycaulus subsp. virescens (0 accessions)

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

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

• (≡) Agropyron subsecundum (Link) Hitchc.
• (=) Agropyron trachycaulum var. unilaterale Malte
• (=) Agropyron unilaterale Cassidy
• (≡) Elymus subsecundus (Link) Á. Löve & D. Löve
• (=) Triticum subsecundum Link

Common names:

• one-sided wheatgrass  (Source: F NAmer) - English

Economic Importance:

• Animal food: forage (as Agropyron subsecundum)

Distributional Range:

Native

Northern America

• SUBARCTIC AMERICA: Canada, [Yukon] United States [Alaska]
• EASTERN CANADA: Canada [Québec, Nova Scotia, Ontario, Prince Edward Island, New Brunswick, Newfoundland and Labrador]
• WESTERN CANADA: Canada [Saskatchewan, Alberta, Manitoba, British Columbia]
• NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Vermont, West Virginia]
• NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Minnesota, Missouri, Nebraska, North Dakota, South Dakota, Wisconsin]
• NORTHWESTERN U.S.A.: United States [Colorado, Idaho, Montana, Oregon, Washington, Wyoming]
• SOUTHEASTERN U.S.A.: United States [Maryland]
• SOUTH-CENTRAL U.S.A.: United States [New Mexico]
• SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada, Utah]

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. et al. 1983. New generic concepts in the Triticeae of the Intermountain Region: keys and comments. Great Basin Naturalist 43:566.
3. Cronquist, A. et al. 1972-. Intermountain flora. Note: = Agropyron trachycaulum var. unilaterale (Cassidy) Malte
4. FNA Editorial Committee. 1993-. Flora of North America.
5. Hickman, J. C., ed. 1993. The Jepson manual: higher plants of California
6. Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
7. Löve, Á. 1984. Conspectus of the Triticeae. Feddes Repert. 95:461.
8. Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. Note: = Agropyron trachycaulum var. unilaterale
9. Soreng, R. J. et al. 2003. Catalogue of New World grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48:301.
10. Sun, G. et al. 2006. Molecular diversity and relationships among Elymus trachycaulus, E. subsecundus, E. virescens, E. violaceus, and E. hyperacticus (Poaceae:Triticeae) as determined by amplified fragment length polymorphism. Genome 49:1160-1169. Note: this study included five USDA accessions (PI 232147, PI 232150-51, PI 236685, PI 537321) of Elymus subsecundus
11. 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=315451. Accessed 18 May 2024.