Sinapis alba L. Sinapis alba L., Sp. Pl. 2: 668. 1753 sec. Rollins 1993=Brassica hirta Moench, Suppl. Meth. (Moench): 84-85. 1802 syn. sec. Rollins 1993=Brassica alba (L.) Rabenh., Fl. Lusat. 1: 184. 1839 syn. sec. Rollins 1993