Australian wine has no native grapes, and "Vitis vinifera" varieties were introduced from Europe and South Africa in the late 18th and early 19th centuries. Some varieties have been bred by Australian viticulturists, for example Cienna and Tarrango. Although Syrah was originally called Shiraz in Australia and Syrah elsewhere, its dramatic commercial success has led many Syrah producers around the world to label their wine "Shiraz". About 130 different grape varieties are used by commercial winemakers in Australia. Over recent years many winemakers have begun exploring so called "alternative varieties" other than those listed above. Many varieties from France, Italy and Spain
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