| English | petty spurge | | | 1 | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. |
| English | radium-plant | | | 1 | Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource). |
| English (Canada) | petty spurge | | Agriculture & Agri-Food Canada official name | 2 | Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 165. |
| French | euphorbe des jardins | | | 2 | Demilly, D. et al. 2001. Liste alphabétique des principales espèces de plantes cultivées et de mauvaises herbes. Noms latins et noms français, ed. 7 GEVES-SNES, Beaucouzé, France. |
| French (Canada) | euphorbe des jardins | | Agriculture & Agroalimentaire Canada nom officiel | 2 | Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 165. |
| German | Garten-Wolfsmilch | | | 2 | Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 1409. |
| Portuguese | ésula-redonda | | | 2 | Riina, R. 2011. Review of Euphorbiaceae data for World Economic Plants, ed. 2. pers. comm. via e-mail on 11 Jan. |
| Portuguese (Brazil) | alfavaca-venenosa | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | leiteira-de-jardim | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Spanish | tomagallos | | | 2 | Riina, R. 2011. Review of Euphorbiaceae data for World Economic Plants, ed. 2. pers. comm. via e-mail on 11 Jan. |
| Swedish | rävtörel | | | 2 | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) |