A leaf of lettuce.
An Australian one hundred dollar bank note, due to its green colour; compare greenback (US).
The root of this plant used as food. Some varieties are pungent and usually eaten raw in salads, etc., while others have a milder taste and are cooked.
A plant of the Brassicaceae family, Raphanus sativus or Raphanus raphanistrum subsp. sativus, having an edible root.
With a distinguishing word: some other plant of the Raphanus genus or Brassicaceae family.