Wines & Vines' Varietal Chart is a biennial project for good reason: it's a massive, painstaking task requiring the participation of hundreds of wineries across the United States. Listing the most grown-and-marketed varietals, the Varietal Chart is the only one of its kind. It's also an anomaly in that, for once, the little guys have as much clout as the industry giants. Even more so, perhaps, because the smaller, lesser-known wineries seem more inclined to contribute their ...