Washington wine also home to plantings of some lesser known "Vitis vinifera" varieties that are used in wine production for some experimental wines and blending. These include Abouriou, Alicante Bouschet, Aligoté, Auxerrois, Black Cornichon, Black Monukka, Black Muscat, Black Prince, Blauer Portugieser, Calzin, Carignane, Chasselas, Chauche gris, Clevner Mariafeld, Colombard, Csaba, Ehrenfelser, Feher Szagos, Gamay, Green Hungarian, Lemberger, Madeleine Angevine, Madeleine Sylvaner, Melon de Bourgogne, Mission, Morio Muscat, Müller-Thurgau, Muscat of Alexandria, Muscat Canelli, Muscat Ottonel, Palomino, Petite Verdot, Pinot blanc, Pinot Meunier, Pirovano, Rkatsiteli, Rose of Peru, Salvador, Sauvignon vert, Scheurebe, Siegerrebe, Sylvaner, Trollinger, and Trousseau. Some notable French hybrid grapes
History of manifolds and varieties spaces with a differentiable or topological structure, while "variety" refers to spaces with an algebraic structure, as in algebraic varieties. In Romance languages, manifold is translated as "variety" – such spaces with a differentiable structure are literally translated as "analytic varieties", while spaces with an algebraic structure are called "algebraic varieties". Thus for example, the french word "" means topological manifold. In the same vein, the Japanese word "" (tayōtai) also encompasses both manifold and variety. ("" (tayō) means various.) Ancestral to the modern concept of a manifold were several important results of 18th and 19th century mathematics. The oldest