Allium cepa is example of
1 = Cruciferae
2 = Solanaceae
3 = Liliaceae
4 = Compositae

Dear student Please find below the solution of your asked query Answer is 3 liliaceae .. Order: Liliales. Family: Liliaceae. Genus: Allium. Species: Allium cepa. hope the above mentioned explanation clears your doubts about the topic keep asking Regards