| English | blue echium | | | 1 | Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12 |
| English | blue thistle | | | 1 | Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource). |
| English | blue-devil | | | 1 | Liberty Hyde Bailey Hortorium. 1976. Hortus third. A concise dictionary of plants cultivated in the United States and Canada |
| English | blueweed | | | 1 | Parsons, W. T. & E. G. Cuthbertson. 1992. Noxious weeds of Australia Inkata Press, Melbourne, Australia. |
| English | viper's-bugloss | | | 1 | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. |
| Afrikaans | blou-echium | | | 2 | Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12 |
| Chinese | lan ji | 蓝蓟 | | 2 | Bennett, M. 2003. Pulmonarias and the Borage family 100, 108-109. |
| English (Canada) | blueweed | | Agriculture & Agri-Food Canada official name | 2 | Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 202-203. |
| French (Canada) | vipérine commune | | Agriculture & Agroalimentaire Canada nom officiel | 2 | Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 202-203. |
| German | gewöhnlicher Natternkopf | | | 2 | Bennett, M. 2003. Pulmonarias and the Borage family 100, 108-109. |
| Portuguese (Brazil) | borrago | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | erva-azul | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Spanish | viborera | | | 2 | Ortega-Sada, J. L. 1987. Flora de interes apicola y polinizacion de cultivos. |
| Swedish | blåeld | | | 2 | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) |
| Transliterated Russian | sinyak obyknovenny | | | 2 | Bennett, M. 2003. Pulmonarias and the Borage family 100, 108-109. |