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Taxon: Hordeum depressum (Scribn. & J. G. Sm.) Rydb.

Genus: Hordeum
Subgenus: Hordeastrum
Section: Stenostachys
Family: Poaceae (alt.Gramineae)
Subfamily: Pooideae
Tribe: Triticeae
Subtribe: Hordeinae
Nomen number: 19281
Place of publication: Bull. Torrey Bot. Club 36:539. 1909
Link to protologue:
Name Verified on: 05-Nov-2007 by ARS Systematic Botanists. Last Changed: 05-Nov-2007
Species priority site is: National Small Grains Collection (NSGC)
Accessions: 0 (0 active, 0 available) in National Plant Germplasm System


Common names:

  • low barley  (Source: F NAmer) - English

Distributional Range:


    Northern America
    • WESTERN CANADA: Canada [British Columbia (w.)]
    • NORTHWESTERN U.S.A.: United States [Idaho (n.), Oregon, Washington]
    • SOUTHWESTERN U.S.A.: United States [California, Nevada]


    Northern America
    • NORTHERN MEXICO: Mexico [Baja Norte (n.?)]


  1. Baum, B. R. & L. G. Bailey 1988. A taxonomic study of the annual Hordeum depressum and related species Canad. J. Bot. 66:401-408.
  2. Baum, B. R. et al. 2005. Ancient differentiation of the H & I haplomes in diploid Hordeum species based on 5S rDNA (Genome) 48:610-618.
  3. Bothmer, R. von & N. Jacobsen 1985. Origin, taxonomy, and related species. In D. C. Rasmusson, ed., Barley Agronomy 26:51.
  4. Bothmer, R. von & N. Jacobsen 1986. Interspecific crosses in Hordeum (Poaceae) Pl. Syst. Evol. 153:49-64.
  5. Bothmer, R. von et al. 1983. Interspecific hybridization with cultivated barley (Hordeum vulgare) Hereditas (Beijing) 99:219-244.
  6. Bothmer, R. von et al. 1993. Variation and taxonomy in Hordeum depressum and in the H. brachyantherum complex (Poaceae) Nordic J. Bot. 13:3-17.
  7. Bothmer, R. von et al., eds. Diversity in barley (Hordeum vulgare). Developments in Plant Genetics and Breeding, vol. 7. 2003 (Divers Barley)
  8. Cronquist, A. et al. Intermountain flora. (Intermt F)
  9. FNA Editorial Committee Flora of North America. (F NAmer)
  10. Gould, F. W. & R. Moran The grasses of Baja California, Mexico. (Grass Baja)
  11. Jakob, S. S. & F. R. Blattner 2006. A chloroplast genealogy of Hordeum (Poaceae): long-term persisting haplotypes, incomplete lineage sorting, regional extinction, and the consequences for phylogenetic inference Molec. Biol. Evol. 23:1602-1612.
  12. Knutsson, T. & R. von Bothmer 1993. Interspecific hybridization with Hordeum depressum (Poaceae) Nordic J. Bot. 13:389-394.
  13. Petersen, G. 1991. Intergeneric hybridization between Hordeum and Secale (Poaceae). I. Crosses and development of hybrids Nordic J. Bot. 11:253-270.
  14. Salomon, B. & R. von Bothmer 1998. The ancestry of Hordeum depressum (Poaceae, Triticeae) Nordic J. Bot. 18:257-265.
  15. Schlegel, R. H. J. Chapter 7. Breeding (Rye Genet Breed Cult) 199-263.
  16. Schooler, A. B. 1967. Intergeneric hybrids between allohexaploid (Hordeum depressum × H. compressum) and autotetraploid Sevalöf rye (Secale cereale) Bot. Gaz. 128:113-116.
  17. Taketa, S. et al. 2005. Ancestry of American polyploid Hordeum species with the I genome inferred from 5S and 18S-25S rDNA Ann. Bot. (Oxford) 96:23-33.
  18. Taylor, R. L. & B. MacBryde Vascular plants of British Colombia. 1977 (L BritCol)

Check other web resources for Hordeum depressum (Scribn. & J. G. Sm.) Rydb. :


Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2019. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=19281. Accessed 19 February 2019.