Mustard seed testa detail (Brassica hirta) Science Image

Ref: 80200320b



Yellow mustard seed testa detail, coloured scanning electron micrograph (SEM). This seed comes from the yellow mustard plant (Brassica hirta), also known as white mustard, and is used in crushed form as a culinary spice or oil. Magnification: x642 at 10cm wide.