Bunium bulbocastanum

Bunium bulbocastanum is a plant species in the family Apiaceae. It was once used as a root vegetable in parts of western Europe, and has been called great pignut or earthnut.

Growth
The plant is native to western Europe. It reaches about 60 cm tall and 25 cm wide, bearing frilly leaves and hermaphroditic flowers; it is pollinated by insects and self-fertile.

The small, rounded taproot is edible raw or cooked, and said to taste like sweet chestnuts. The leaf can be used as an herb or garnish similar to parsley.