Hordeum

Hordeum Poazeaen familiako eta Hordeum generoko belarrak dira. 30 espezie gutxi gora bera dira. Garagarra espezie bat da (Hordeum vulgare )

Espezieak 
 Hordeum arizonicum
 Hordeum bogdanii
 Hordeum brachyantherum
 H. brachyantherum subsp. brachyantherum
 H. brachyantherum subsp. californicum
 Hordeum brevisubulatum
 H. brevisubulatum subsp. brevisubulatum
 H. brevisubulatum subsp. iranicum
 H. brevisubulatum subsp. nevskianum
 H. brevisubulatum subsp. turkestanicum
 H. brevisubulatum subsp. violaceum
 Hordeum bulbosum
 Hordeum capense
 Hordeum chilense
 Hordeum comosum
 Hordeum cordobense
 Hordeum depressum
 Hordeum erectifolium
 Hordeum euclaston
 Hordeum flexuosum
 Hordeum fuegianum
 Hordeum guatemalense
 Hordeum gussoneanum
 Hordeum intercedens
 Hordeum jubatum
 Hordeum lechleri
 Hordeum marinum
 Hordeum murinum
 H. murinum subsp. murinum
 H. murinum subsp. glaucum
 H. murinum subsp. leporinum
 Hordeum muticum
 Hordeum patagonicum
 H. patagonicum subsp. patagonicum
 H. patagonicum subsp. magellanicum
 H. patagonicum subsp. mustersi
 H. patagonicum subsp. santacrucense
 H. patagonicum subsp. setifolium
 Hordeum parodii
 Hordeum procerum
 Hordeum pubiflorum
 H. pubiflorum subsp. pubiflorum
 H. pubiflorum subsp. halophilum
 Hordeum pusillum (little barley)
 Hordeum roshevitzii
 Hordeum secalinum
 Hordeum stenostachys
 Hordeum tetraploidum
 Hordeum vulgare (garagarra)
 H. vulgare subsp. vulgare (garagarra)
 H. vulgare f. distichon (bi lerro)
 H. vulgare f. hexastichon (sei lerro)
 H. vulgare subsp. spontaneum

Sinònims 
Critesion Raf.,
Critho E. Mey.,
Zeocriton Wolf.

Erreferentziak 

 R. von Bothmer, N. Jacobsen, C. Baden, R. B. Jørgensen & I. Linde-Laursen |year=1995 |title=An ecogeographical study of the genus Hordeum, 2nd ed. |isbn=92-9043-229-2 |publisher=International Plant Genetic Resources Institute, Rome |url=https://web.archive.org/web/20050101065432/http://www.ipgri.cgiar.org/publications/HTMLPublications/271/index.htm
 F. R. Blattner |year=2004 |title=Phylogenetic analysis of Hordeum (Poaceae) as inferred by nuclear rDNA ITS sequences |journal=Molecular Phylogenetics and Evolution |pmid=15336664 |volume=33 |issue=2 |pages=289–299 |doi=10.1016/j.ympev.2004.05.012 |url=http://linkinghub.elsevier.com/retrieve/pii/S1055790304001745
 F. R. Blattner |year=2006 |title=Multiple intercontinental dispersals shaped the distribution area of Hordeum (Poaceae) |journal=New Phytologist |volume=169 |pmid=16411962 |issue=3 |pages=603–614 |url=http://www.doi.org/10.1111/j.1469-8137.2005.01610.x |doi=10.1111/j.1469-8137.2005.01610.x
 F. R. Blattner |year=2009 |title=Progress in phylogenetic analysis and a new infrageneric classification of the barley genus Hordeum (Poaceae: Triticeae) |journal=Breeding Science |volume=69 |issue=5 |pages=471–480 |url=http://www.jstage.jst.go.jp/article/jsbbs/59/5/59_471/_article |doi=10.1270/jsbbs.59.471
 S. S. Jakob, A. Ihlow & F. R. Blattner |year=2007 |title=Combined ecological niche modelling and molecular phylogeography revealed the evolutionary history of Hordeum marinum (Poaceae) — niche differentiation, loss of genetic diversity, and speciation in Mediterranean Quaternary refugia |journal=Molecular Ecology |volume=16 |pmid=17402985 |issue=8 |pages=1713–1727 |url=http://www.doi.org/10.1111/j.1365-294X.2007.03228.x |doi=10.1111/j.1365-294X.2007.03228.x
 S. S. Jakob, E. Martinez-Meyer & F. R. Blattner |year=2009 |title=Phylogeographic analyses and paleodistribution modeling indicates Pleistocene in situ survival of Hordeum species (Poaceae) in southern Patagonia without genetic or spatial restriction |journal=Molecular Biology and Evolution |volume=26 |issue=4 |pages=907–923 |url=http://mbe.oxfordjournals.org/cgi/content/short/26/4/907 |doi=10.1093/molbev/msp012 |pmid=19168565
 T. Pleines & F. R. Blattner |year=2008 |title=Phylogeographic implications of an AFLP phylogeny of the American diploid Hordeum species (Poaceae: Triticeae) |journal=Taxon |volume=57 |issue=3 |pages=875–881 |url=http://www.ingentaconnect.com/content/iapt/tax/2008/00000057/00000003/art00016

Kanpo estekak 
 species of Hordeum in "Wildflowers of Israel": Spntaneous Barley, Bulbous Barley, Wall Barley, Hordeum marinum,
 Hordeum hystrix, Hordeum vulgare
 Crop Wild Relatives Gap Analysis Portal reliable information source on where and what to conserve ex-situ, regarding Hordeum genepool

Zerealak
Hordeum