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
Petite mutation be induced using a variety of mutagens, including DNA intercalating agents, as well as chemicals that can interfere with DNA synthesis in growing cells. Mutagens that create Petites are implicated in increased rates of degenerative diseases and in the aging process. A mutation that produces small (petite" > petite) anaerobic-like colonies had shown first in Yeast Saccharomyces cerevisiae and described by Boris Ephrussi and his co-workers in 1949 in Gif-sur-Yvette, France. The cells of petite colonies were smaller than those of wild-type colonies, but the term “petite” refers only to colony size and not the individual cell size. Over 50