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Taxon:  Hordeum pusillum Nutt.



Summary
Genus:
Hordeum
Subgenus:
Hordeastrum
Section:
Stenostachys
Series:
Critesion
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Triticeae
Subtribe:
Hordeinae
Nomen number:
19322
Place of publication:
Gen. N. Amer. pl. 1:87. 1818
Verified:
11/05/2007 ARS Systematic Botanists.
Accessions:
3 (3  active, 0  available) in National Plant Germplasm System.  (Map it)
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
No images


Reference(s)
  1. Aldén, B., S. Ryman & M. Hjertson. Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin). 2009
  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. 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.
  4. Blattner, F. R. 2004. Phylogenetic analysis of Hordeum (Poaceae) as inferred by nuclear rDNA ITS sequences. Molec. Phylogenet. Evol. 33:289-299.
  5. Blattner, F. R. 2004. Phylogenetic analysis of Hordeum (Poaceae) as inferred by nuclear rDNA ITS sequences. Molec. Phylogenet. Evol. 33:289-299.
  6. Bothmer, R. von & N. Jacobsen. 1985. Origin, taxonomy, and related species. In D. C. Rasmusson, ed., Barley. Agronomy 26:40.
  7. Bothmer, R. von & N. Jacobsen. 1986. Interspecific crosses in Hordeum (Poaceae). Pl. Syst. Evol. 153:49-64.
  8. Bothmer, R. von & N. Jacobsen. 1986. Interspecific crosses in Hordeum (Poaceae). Pl. Syst. Evol. 153:49-64.
  9. Bothmer, R. von et al., eds. Diversity in barley (Hordeum vulgare). Developments in Plant Genetics and Breeding, vol. 7. 2003
  10. Bothmer, R. von et al. 1982. Revision of the Hordeum pusillum group. Nordic J. Bot. 2:316.
  11. Bothmer, R. von et al. 1983. Interspecific hybridization with cultivated barley (Hordeum vulgare). Hereditas (Beijing) 99:219-244.
  12. Bothmer, R. von et al. 1983. Interspecific hybridization with cultivated barley (Hordeum vulgare). Hereditas (Beijing) 99:219-244.
  13. Cronquist, A. et al. Intermountain flora. 1972-
  14. Doebley, J. et al. 1992. Chloroplast DNA variation and the phylogeny of Hordeum (Poaceae). Amer. J. Bot. 79:576-584.
  15. Doebley, J. et al. 1992. Chloroplast DNA variation and the phylogeny of Hordeum (Poaceae). Amer. J. Bot. 79:576-584.
  16. Englert, J. 1999. New and upcoming native grass releases from the Eastern US Plant Materials Centers. Proceedings of the Second Eastern Native Grass Symposium, November 17-19, 1999. Baltimore, Maryland. 2000 2:132.
  17. FNA Editorial Committee. Flora of North America. 1993-
  18. Gleason, H. A. & A. Cronquist. Manual of vascular plants of northeastern United States and adjacent Canada. 1963
  19. Gould, F. W. & R. Moran. The grasses of Baja California, Mexico. 1981
  20. Gould, F. W. The grasses of Texas. 1975
  21. Hickman, J. C., ed. The Jepson manual: higher plants of California. 1993
  22. Hitchcock, A. S. Manual of the grasses of the United States, ed. 2. 1950
  23. 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.
  24. 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.
  25. Komatsuda, T. et al. 1999. Phylogeny in the genus Hordeum based on nucleotide sequences closely linked to the vrs1 locus (row number of spikelets). Genome 42:973-981.
  26. Komatsuda, T. et al. 1999. Phylogeny in the genus Hordeum based on nucleotide sequences closely linked to the vrs1 locus (row number of spikelets). Genome 42:973-981.
  27. McGregor, R. L. et al. (The Great Plains Flora Association). Flora of the Great Plains. 1986
  28. Petersen, G. & O. Seberg. 2003. Phylogenetic analysis of the diploid species of Hordeum (Poaceae) and a revised classification of the genus. Syst. Bot. 28:293-306.
  29. Petersen, G. & O. Seberg. 2003. Phylogenetic analysis of the diploid species of Hordeum (Poaceae) and a revised classification of the genus. Syst. Bot. 28:293-306.
  30. Pleines, T. & F. R. Blattner. 2008. Phylogeographic implications of an AFLP phylogeny of the American diploid Hordeum species (Poaceae: Triticeae). Taxon 57:875-881.
  31. Pleines, T. & F. R. Blattner. 2008. Phylogeographic implications of an AFLP phylogeny of the American diploid Hordeum species (Poaceae: Triticeae). Taxon 57:875-881.
  32. Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
  33. Scoggan, H. J. The flora of Canada, 4 vol. 1978-1979
  34. Soreng, R. J. et al. 2003. Catalogue of New World grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48:399.
  35. Taketa, S. et al. 2001. Physical locations of 5S and 18S-25S rDNA in Asian and American diploid Hordeum species with the I-genome. Heredity 86:522-530.
  36. Taketa, S. et al. 2001. Physical locations of 5S and 18S-25S rDNA in Asian and American diploid Hordeum species with the I-genome. Heredity 86:522-530.
  37. 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.
  38. 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.
  39. Zuloaga, F. O. et al. 2008. Catálogo de las plantas vasculares del Cono Sur (Argentina, sur de Brasil, Chile, Paraguay y Uruguay). Monogr. Syst. Bot. Missouri Bot. Gard. 107:781-782.
  40. Zuloaga, F. O. et al. Catalogo de la familia Poaceae en la Republica Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47. 1994
Common names
English
little barley –
Swedish
dvärgkorn –
Distribution
Native
Northern America
  • NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, Oklahoma, South Dakota]
  • NORTHEASTERN U.S.A.: United States [Indiana, Michigan, New Jersey, Ohio, Pennsylvania, West Virginia]
  • NORTHERN MEXICO: Mexico [Baja Norte, Chihuahua]
  • NORTHWESTERN U.S.A.: United States [Colorado, Idaho, Montana, Oregon, Wyoming]
  • SOUTH-CENTRAL U.S.A.: United States [New Mexico, Texas]
  • SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia]
  • SOUTHWESTERN U.S.A.: United States [Arizona, California, Utah]
  • WESTERN CANADA: Canada [Alberta]
Uncertain
Southern America
  • CARIBBEAN: Bermuda
Economic Uses
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2025. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://ausgenebank.agriculture.vic.gov.au/gringlobal/taxon/taxonomydetail?id=19322. Accessed 14 March 2025.

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