Related Clues:

• Exemplar of redness
• Swiss chard, e.g.
• Quintessence of redness
• With 23-Across, crimson
• Harvard veggie
• Produce choice
• Salad plant
• Root veggie
• Salad bar item
• Borscht ingredient
• Source of some sugar
• Vegetable grown underground
• Edible red root
• It might get pickled
• Salad item, perhaps