There Are Bulb Imposters Among Us

What looks like a bulb may not in fact be a real bulb. It's a bulb imposter! Some of these bulb imposters may be flowering plants. Others we actually eat. One imposter goes by the name of tuber. A tuber is a short, fat, underground stem used for food storage. Can you think of some examples of tubers?

See if you know the difference between a bulb and a tuber in Mystery #4.