Brassica nigra, commonly known as black mustard, is a flowering plant in the Brassicaceae family. It is native to the Mediterranean region and is widely cultivated for its seeds, which are used to produce mustard oil and as a spice. The plant typically grows to about 1-2 meters tall and features small yellow flowers that bloom in clusters. The seeds of Brassica nigra are known for their strong flavor and are often ground into mustard paste or powder. In addition to culinary uses, the plant is also valued for its potential health benefits, including anti-inflammatory and antioxidant properties.