| 1 | Native | Africa | Northern Africa | Algeria | | n. | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Africa | Northern Africa | Morocco | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Africa | Northern Africa | Tunisia | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Asia-Temperate | Western Asia | Lebanon | | | Mouterde, P. 1966-. Nouvelle flore du Liban et de la Syrie. |
| 1 | Native | Asia-Temperate | Western Asia | Syria | | | Mouterde, P. 1966-. Nouvelle flore du Liban et de la Syrie. |
| 1 | Native | Asia-Temperate | Western Asia | Turkey | | n. | Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands. |
| 1 | Native | Europe | Eastern Europe | Moldova | | | |
| 1 | Native | Europe | Eastern Europe | Ukraine | | incl. Krym | |
| 1 | Native | Europe | Middle Europe | Austria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Belgium | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Czechoslovakia | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Germany | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Hungary | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Netherlands | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Poland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Switzerland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Ireland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | United Kingdom | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Albania | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Bulgaria | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Former Yugoslavia | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Greece | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Italy | | incl. Sardinia, Sicily | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Romania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | France | | incl. Corsica | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Portugal | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Spain | | incl. Baleares | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 2 | Cultivated | | | | | also cult. | |
| 4 | Naturalized | Australasia | Australia | Australia | | | Hnatiuk, R. J. 1990. Census of Australian vascular plants. Australian Flora and Fauna Series No. 11. |
| 4 | Naturalized | Australasia | New Zealand | New Zealand | | | Allan, H. H. B. et al. 1961-. Flora of New Zealand. |
| 4 | Naturalized | Northern America | | Canada | | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | | United States | | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Southern America | Southern South America | Argentina | | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |
| 4 | Naturalized | Southern America | Southern South America | Uruguay | | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |
| 4 | Naturalized | Southern America | Western South America | Bolivia | | | Jørgensen, P. M., ed. Catálogo de las plantas vasculares de Bolivia (Catalogue of vascular plants of Bolivia) (on-line resource). |
| 4 | Naturalized | Southern America | Western South America | Ecuador | | | Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75 |