| 1 | Native | Africa | Macaronesia | Portugal | Madeira Islands | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Macaronesia | Spain | Canarias | | Arechavaleta, M. et al., coords. 2009. Lista de especies silvestres de Canarias: hongos, plantas y animales terrestres |
| 1 | Native | Africa | Northeast Tropical Africa | Eritrea | | | Selvi, F. 2011. Review of Boraginaceae data for World Economic Plants, ed. 2. pers. comm. via e-mail 0n 20 May. |
| 1 | Native | Africa | Northern Africa | Algeria | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Northern Africa | Libya | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Northern Africa | Morocco | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Northern Africa | Tunisia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Caucasus | Azerbaijan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Anchusa italica Retz. |
| 1 | Native | Asia-Temperate | Caucasus | Georgia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Middle Asia | Kazakhstan | | s. | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Anchusa italica Retz. |
| 1 | Native | Asia-Temperate | Middle Asia | Kyrgyzstan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Anchusa italica Retz. |
| 1 | Native | Asia-Temperate | Middle Asia | Tajikistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Anchusa italica Retz. |
| 1 | Native | Asia-Temperate | Middle Asia | Turkmenistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Anchusa italica Retz. |
| 1 | Native | Asia-Temperate | Middle Asia | Uzbekistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Anchusa italica Retz. |
| 1 | Native | Asia-Temperate | Western Asia | Afghanistan | | | Rechinger, K. H., ed. 1963-. Flora iranica. Note: Anchusa azurea Mill., nom. confus. = A. italica Retz. |
| 1 | Native | Asia-Temperate | Western Asia | Cyprus | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Iran | | | Rechinger, K. H., ed. 1963-. Flora iranica. Note: Anchusa azurea Mill., nom. confus. = A. italica Retz. |
| 1 | Native | Asia-Temperate | Western Asia | Iraq | | | Rechinger, K. H., ed. 1963-. Flora iranica. Note: Anchusa azurea Mill., nom. confus. = A. italica Retz. |
| 1 | Native | Asia-Temperate | Western Asia | Israel | | | Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina. Note: Anchusa azurea auct. non Mill. = A. italica Retz. |
| 1 | Native | Asia-Temperate | Western Asia | Jordan | | | Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina. Note: Anchusa azurea auct. non Mill. = A. italica Retz. |
| 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 | | | Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands. |
| 1 | Native | Asia-Tropical | Indian Subcontinent | Pakistan | | | Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan. |
| 1 | Native | Europe | Eastern Europe | Moldova | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Eastern Europe | Russian Federation-European part | European part | s.w. | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Anchusa italica Retz. |
| 1 | Native | Europe | Eastern Europe | Ukraine | Krym | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Hungary | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Albania | | | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: Anchusa azurea auct. = A. italica Retz. |
| 1 | Native | Europe | Southeastern Europe | Bulgaria | | | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: Anchusa azurea auct. = A. italica Retz. |
| 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 | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: Anchusa azurea auct. = A. italica Retz. |
| 1 | Native | Europe | Southeastern Europe | Italy | | incl. Sardinia, Sicily | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: Anchusa azurea auct. = A. italica Retz. |
| 1 | Native | Europe | Southeastern Europe | Romania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 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 | Southeastern Europe | Slovenia | | | 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 | 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 | Africa | Southern Africa | South Africa | | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 4 | Naturalized | Europe | Middle Europe | Austria | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 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 | Germany | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Middle Europe | Switzerland | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Northern America | North-Central U.S.A. | United States | Illinois | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | North-Central U.S.A. | United States | Iowa | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | North-Central U.S.A. | United States | Missouri | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Connecticut | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Massachusetts | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Michigan | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | New Hampshire | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | New York | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Ohio | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Pennsylvania | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Colorado | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Idaho | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Montana | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Oregon | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Washington | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Southeastern U.S.A. | United States | Maryland | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Southwestern U.S.A. | United States | California | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Southwestern U.S.A. | United States | Nevada | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Southwestern U.S.A. | United States | Utah | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |
| 4 | Naturalized | Northern America | Western Canada | Canada | British Columbia | | Kartesz, J. T. 2011. North American plant atlas. The Biota of North America Program (BONAP) |