| 1 | Native | Africa | Macaronesia | Portugal | Azores | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Macaronesia | Portugal | Madeira Islands | | Hansen, A. & P. Sunding. 1993. Flora of Macaronesia: checklist of vascular plants, ed. 4. Sommerfeltia vol. 17. |
| 1 | Native | Africa | Macaronesia | Spain | Canarias | | Hansen, A. & P. Sunding. 1993. Flora of Macaronesia: checklist of vascular plants, ed. 4. Sommerfeltia vol. 17. |
| 1 | Native | Africa | Northern Africa | Algeria | | n. | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Africa | Northern Africa | Egypt | | n. | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Africa | Northern Africa | Libya | | n. | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Africa | Northern Africa | Morocco | | | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Africa | Northern Africa | Tunisia | | | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Asia-Temperate | Caucasus | Azerbaijan | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Caucasus | Russian Federation | Dagestan | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Western Asia | Cyprus | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Asia-Temperate | Western Asia | Israel | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Jordan | | | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Asia-Temperate | Western Asia | Lebanon | | | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Asia-Temperate | Western Asia | Syria | | | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Asia-Temperate | Western Asia | Turkey | | | Sahebi, J. et al. 2004. A taxonomic review of the Hordeum marinum sensu lato (Poaceae: Triticeae) in Iran. Iran. J. Sci. Technol., Trans. A. Sci. 28:127-135. |
| 1 | Native | Europe | Eastern Europe | Moldova | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Europe | Eastern Europe | Ukraine | | incl. Krym | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Belgium | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Germany | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Netherlands | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | United Kingdom | | s. | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Albania | | | Jakob, S. S. et al. 2007. 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. Molec. Ecol. 16:1713-1727. |
| 1 | Native | Europe | Southeastern Europe | Bulgaria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Croatia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Greece | | incl. Crete | Jakob, S. S. et al. 2007. 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. Molec. Ecol. 16:1713-1727. |
| 1 | Native | Europe | Southeastern Europe | Italy | | incl. Sardinia, Sicily | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Romania | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Serbia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southwestern Europe | France | | incl. Corsica | Jakob, S. S. et al. 2007. 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. Molec. Ecol. 16:1713-1727. |
| 1 | Native | Europe | Southwestern Europe | Portugal | | | Jakob, S. S. et al. 2007. 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. Molec. Ecol. 16:1713-1727. |
| 1 | Native | Europe | Southwestern Europe | Spain | | incl. Baleares | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 3 | Adventive | Northern America | | United States | | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Australasia | Australia | Australia | | s. | George, A. S., ed. 1980-. Flora of Australia. |
| 4 | Naturalized | Australasia | New Zealand | New Zealand | South Island | | Allan, H. H. B. et al. 1961-. Flora of New Zealand. |
| 4 | Naturalized | Europe | Middle Europe | Czech Republic | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Middle Europe | Hungary | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Middle Europe | Slovakia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Northern Europe | Norway | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Southern America | Southern South America | Argentina | | | Zuloaga, F. O. et al. 1994. Catálogo de la familia Poaceae en la República Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47 |
| 4 | Naturalized | Southern America | Southern South America | Chile | | | Zuloaga, F. O. et al. 1994. Catálogo de la familia Poaceae en la República Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47 |