(a.k.a. Peter Wilcox) Bred at USDA/Beltsville for high levels of vitamin C (40% of RDA per serving) and the antioxidant carotenoid (15% higher than Yukon Gold). Round to oblong tubers have brilliant purple skin and dark yellow flesh, occasionally streaked with purple. Large set of 2"-3" tubers set high in the hill. Very tasty; excellent for roasting or boiling. Excellent storage. Exceptional nutritional values and market appeal make it a good choice. Spreading plant with mauve flowers. Conventional.