A genus of plants, including the onion, garlic, leek, chive, etc.
large genus of perennial and biennial pungent bulbous plants: garlic; leek; onion; chive; sometimes placed in family Alliaceae as the type genus
Allium is the onion genus, with about 1250 species, making it one of the largest plant genera in the world. They are perennial bulbous plants that produce chemical compounds that give them a characteristic onion or garlic taste and odor, and many are used as food plants. Allium is classified in family Alliaceae although some classifications have included it in the lily family (Liliaceae).