CHARLOTTE, N.C. — For centuries, a massive grapevine has grown on the northern end of Roanoke Island, and long ago came to be called the Mother Vine. It's believed to be the nation's oldest cultivated ...
UC Berkeley postdoctoral scholar Alexandra Kahn (left) and graduate student Monica Donegan with historic grapevine specimens from the University and Jepsen Herbaria. A century-old grapevine cutting is ...