| English | bearded darnel | | | 1 | Terrell, E. E. 1968. A taxonomic revision of the genus Lolium. Techn. Bull. U.S.D.A. 1392:1-65. Note: Pages 35-38 provide description and general information on this species, 55-57 list all synonyms |
| English | bearded ryegrass | | | 1 | Terrell, E. E. 1968. A taxonomic revision of the genus Lolium. Techn. Bull. U.S.D.A. 1392:1-65. Note: Pages 35-38 provide description and general information on this species, 55-57 list all synonyms |
| English | darnel | | | 1 | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. |
| English | darnel drake | | | 1 | Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource). |
| English | drake darnel | | | 1 | Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource). |
| English | drunken darnel | | | 1 | Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource). |
| English | poison darnel | | | 1 | 1961. Webster's third new international dictionary. |
| Arabic | zawaan | | | 2 | Boulos, L. 1999-. Flora of Egypt |
| English (Canada) | darnel | | Agriculture & Agri-Food Canada official name | 2 | Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 31. |
| French | ivraie énivrante | | | 2 | Demilly, D. et al. 1996. Liste alphabétique des principales espèces de plantes cultivées et de mauvaises herbes. Noms latins et noms français, ed. 6. Note: GEVES-SNES, Beaucouzé, France |
| French (Canada) | ivraie enivrante | | Agriculture & Agroalimentaire Canada nom officiel | 2 | Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 31. |
| German | Taumellolch | | | 2 | Terrell, E. E. 1968. A taxonomic revision of the genus Lolium. Techn. Bull. U.S.D.A. 1392:1-65. Note: Pages 35-38 provide description and general information on this species, 55-57 list all synonyms |
| Portuguese (Brazil) | joio | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | sizânia | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Swedish | dårrepe | | | 2 | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) |