Whats interesting is why nightshades diversified and selectively bred into so many staple plants in the new world but the nightshades in the old world did not.

Whats interesting is why nightshades diversified and selectively bred into so many staple plants in the new world but the nightshades in the old world did not. Black nightshade berries native to Europe are easily mistaken for the latter stages of potato plant development, for example.