mustard, yellow, brown, oriental
General: The most commonly grown mustard in the United States in the yellow mustard. The brown and the oriental are not as frequently seen. Mustards belong to the Cruciferae (mustard) family and the genus Brassica which includes several other crops such as cabbage, broccoli, rape, and turnips. Yellow mustard belong to the species B. hirta; the brown and oriental mustards are in B. juncea which is a hybridization of B. nigra (black mustard) and B. campestris (turnip rape and oilseed rape). Most yellow, brown, and oriental mustards are used either in the production of table mustard or seasoning for processed foods.
Hall, Robert G., "Mustard Production (yellow, brown and oriental)" (1985). SDSU Extension Extra Archives. 245.