By Bob Condor
Quick, name the only vegetable that is actually a flower. Got it?
Broccoli, which if you wait too long to harvest it, will become a sturdy, barely inedible yellow flower. Even so, picking the plant at the flowerette stage has never been in more full bloom. The green cruciferous vegetable has been a steady favorite of researchers looking for natural protection against cancer.
Now this: A new study reported July 1 in a major British science journal …