It is a member of the Brassicaceae, or Mustard family, which includes broccoli and cauliflower.

BBC: GM plant battles salt

The research team, led by synthetic biologist Omri Amirav-Drory and plant scientist Kyle Taylor, aims to transplant a bioluminescence gene into a small plant called Arabidopsis, a member of the mustard family.

BBC: Glowing tobacco plant

Grown in water, as its name implies, the zesty, sweetly pungent green is the most widely cultivated of the cresses, the common name for more than a dozen small-leafed members of the mustard family.

WSJ: Watercress, Springtime's Superfood

His father, a strict disciplinarian, first placed his hopes in the oldest son, Reginald, but he had gone off to fight in World War I and came home incapacitated, one lung destroyed by mustard gas, leaving the family's future to Albert, who was twelve years younger but precociously eager.

CNN: Excerpt: 'The Prince of Tennessee: The Rise of Al Gore'