Pungent aromatic one seeded fruits of an umbelliferous plant used in cooking and medicine?

This is a classic riddle! The answer is cumin.

Here's why:

* Pungent aromatic: Cumin has a strong, earthy, and slightly bitter aroma.

* One seeded fruits: Cumin seeds are the dried fruits of the plant.

* Umbelliferous plant: Cumin belongs to the family Apiaceae, which is known for its umbel-shaped flower clusters (like carrots and parsley).

* Used in cooking and medicine: Cumin is a popular spice in many cuisines, and it is also used in traditional medicine for its digestive and anti-inflammatory properties.