Mondeuse noire 1937 and later developed a white-berried color mutation known as "Helena". Also in the late 20th and early 21st century, it was discovered that some of the plantings of Petite Sirah were actually field blends of true Petite Sirah (Durif) as well as several other varieties including Mondeuse noire. Though the exact relationship is not yet known, DNA analysis has also shown that Mondeuse noire has some relationship to the Savoie wine grape Douce noir which is known as "Charbono" in California and "Bonarda" in Argentina. While Mondeuse noire and Mondeuse blanche are not color mutations of one or the
Petite Champagne material than Grande Champagne. A blend of Grande and Petite Champagne Cognacs, with at least half the eaux-de-vie coming from Grande Champagne, is known as Fine Champagne. Petite Champagne Petite Champagne is a geographic zone of Cognac production of approximately 66,000 hectares, of which about 15,000 are dedicated to wines destined for cognac. It is situated in the départements of Charente and Charente-Maritime. The principal towns of the region are Barbezieux (Charente), Archiac and Jonzac (Charente-Maritime). In order of importance among the cognac "crus" (regions), Petite Champagne is second in place after Grande Champagne. While having similar characteristics, the cognacs