Allium Cepa


NAME:  Allium cepa

FAMILY: Liliaceae

COMMON NAMES: Onion, bulb onion, common onion

LOCAL NAMES: Alubosa, Albasa, Yabase, Albasa gudaji

USEFUL PART(s):  Leaves, Bulb


  • Onions serves as a food, cooked as vegetables or as ingredient for delicacies 

  • Onions are usually use in education to teach the use of a microscope for viewing  cell structure



  • China

  • Egypt

  • Nigeria

  • England

  • India

  • Senegal

  • Mali

  • Burkina Faso

  • Ghana 

  • Kenya


 Allium cepa medicinal values include:

  • Cough

  • Diuretic

  • Anthelmintics

  • Weak erection

  • Anti-tumour

  • boils

  • stings

  • Rubefacient

  • Throat infection

  • Headache

  • Asthma


  • Onions are biennial plants which has bluish-green leaves and its bulb at the base is encircle by fleshy modified leaves

  • They have a strong odour when cut and contain certain chemical substances which irritate the eyes.

  • Onions are toxic to some animals e.g. dog, cat, goat etc.


El-Aasr, M., Fujiwara, Y., Takeya, M., Ikeda, T., Tsukamoto, S., Ono, M., … Nohara, T. (2010). Onionin a from allium cepa inhibits macrophage activation. Journal of Natural Products, 73(7), 1306–1308.

Khanna, N., & Sharma, S. (2013). Allium Cepa Root Chromosomal Aberration Assay: A Review. Indian J. Pharm. Biol. Res, 1(3), 105–119.

Muñoz, D. M., & Guerrero, N. (2013). Allium test para evaluar el efecto citotóxico y genotóxico de extractos naturales en células meristemáticas de Allium cepa. Memorias, 11(19), 83–86.

Ozakca, D. U., & Silah, H. (2013). Genotoxicity effects of Flusilazole on the somatic cells of Allium cepa. Pesticide Biochemistry and Physiology, 107(1), 38–43.

Özkara, A., Akyıl, D., Eren, Y., & Erdoğmuş, S. F. (2015). Potential cytotoxic effect of Anilofos by using Allium cepa assay. Cytotechnology, 67(5), 783–791.

Pobłocka-Olech, L., Głód, D., Zebrowska, M. E., Sznitowska, M., & Krauze-Baranowska, M. (2016). TLC determination of flavonoids from different cultivars of Allium cepa and Allium ascalonicum. Acta Pharmaceutica, 66(4), 543–554.

Qin, R., Ning, C., Björn, L. O., & Li, S. (2016). Proteomic analysis of Allium cepa var. agrogarum L. roots under copper stress. Plant and Soil, 401(1–2), 197–212.

Sari, M. U., Hartono, R., & Hakim, L. (2013). Sifat Antirayap Ekstrak Kulit Bawang Merah (Allium cepa). Jurnal USU, 139–145.

Setyadjit, & Sukasih, E. (2015). Effect of Addition of Filler on the Production of Shallot (Allium Cepa Var. Ascalonicum L.) Powder with Drum Dryer. Procedia Food Science, 3, 396–408.

Surono, A. S. (2013). Antibakteri Ekstrak Etanol Umbi Lapis Bawang Merah (Allium cepa L.) Terhadap Pertumbuhan Staphylococcus aureus dan Escherichia coli. Jurnal Ilmiah Mahasiswa Universitas Surabaya, 2(1), 1–15.

Ye, C.-L., Dai, D.-H., & Hu, W.-L. (2013). Antimicrobial and antioxidant activities of the essential oil from onion (Allium cepa L.). Food Control, 30(1), 48–53.