@article {1971,
	title = {Taxonomic observations on the North American species of Hordeum},
	journal = {Madrono},
	volume = {9},
	year = {1948},
	pages = {233-264},
	keywords = {CLIFFORD REPRINT, HORDEUM, species},
	author = {Covas, Guillermo}
}
@article {1658,
	title = {Cytotaxonomy of the native and adventive species of Hordeum, Eremopyrum, Secale, Sitanion, and Triticum in Canada},
	journal = {Canadian Journal of Botany},
	volume = {40},
	year = {1962},
	pages = {1675-1711},
	keywords = {CANADA, CLIFFORD REPRINT, EREMOPYRUM, HORDEUM, POOIDEAE, SECALE, species, TRITICUM},
	author = {Bowden, W. M.}
}
@article {1654,
	title = {The taxonomy and nomenclature of the wheats, barelys, and ryes and their wild relatives},
	journal = {Canadian Journal of Botany},
	volume = {37},
	year = {1959},
	pages = {657-684},
	keywords = {CLIFFORD REPRINT, HORDEUM, NOMENCLATURE, SECALE, TAXONOMY, TRITICEAE, TRITICUM},
	author = {Bowden, W. M.}
}
