| English | bulb onion | | | 1 | Havey, M. J. 1991. Phylogenetic relationships among cultivated Allium species from restriction enzyme analysis of the chloroplast genome. Theor. Appl. Genet. 81:752-757. Note: this study included five USDA accessions (PI 172703, PI 207456, PI 227346, PI 260793, and PI 293756); it found evidence of close affinity between Allium cepa and A. fistulosum |
| English | common onion | | | 1 | Fritsch, R. M. & N. Friesen. 2002. Chapter 1. Evolution, domestication and taxonomy. In: Rabinowitch, H. D. & L. Currah, eds., Allium crop science: recent advances 5-30. Note: recognizes three crop groups: Common onion group, Ever-ready onions and Aggregatum group |
| English | onion | | | 1 | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. |
| English | shallot | | | 1 | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. |
| Arabic | basal | | | 2 | Boulos, L. 1999-. Flora of Egypt |
| Italian | cipolla | | | 2 | International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2. |
| Swedish | lök | | | 2 | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) |
| Transcribed Korean | ogba | | | 2 | Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:75. |
| Transcribed Korean | yangba | | | 2 | Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:75. |