The family name of onion is Alliaceae.

Garlic is in the Alliaceae family, but was formerly classified as Liliaceae. Some botanists believe it should have remained in the old classification.

No, A fruit is the product of a fertilized flower and will contain seeds. Garlic, (Allium sativum L) is a member of the onion family Alliaceae. The "garlicky" part of garlic is actually a protective layer of modified leaves that aid in storing nutrients.

It was once classified in the lily family, like its Allium cousins, onions and garlic, but the Liliaceae have been split and the onion-like plants are now in the family Alliaceae and asparagus in the Asparagaceae.

Garlic is considered to be both a vegetable and a herb.