Syrah through their partnership with Woodinville, Washington-based Columbia Winery and Master of Wine David Lake. Expanding at a significant rate, it is used to produce single-varietial wines as well as being blended with grapes such as Grenache, Cinsault, and Viognier. Syrah plantations in Argentina increased from less than in 1990 to in 2002. Syrah has occasionally been used as a blending component with Argentina's signature dark-skinned grape Malbec to provide an "Argentinian take" on the Australian Cabernet-Shiraz blend. Around 2005, there were of Syrah in Chile. Durif, or Petite Sirah, is a descendant of Syrah and Peloursin. It was propagated by
Persan (grape) wine region. In 1902, L. Rougier, an ampelographer writing for Pierre Viala and Victor Vermorel's catalog of grape varieties, determined that the two were separate varieties with Étraire de la Dui likely being an offspring of Persan. Over a 100 years later, DNA testing conducted by Swiss geneticist José Vouillamoz "strongly suggested" that there was, indeed, a parent-offspring link between Persan and Étraire de la Dui but in what direction (i.e. who is the parent and who is the offspring) is not yet known. Other varieties that Persan has been confused with over the years include Mondeuse noire, Syrah and