Lenape line of chipping potatoes. Greened tubers can produce teratogenicity. In some areas of Bolivia, people practice geophagy to absorb the toxic materials from primitive lines of cultivated potatoes. Often treated to prevent sprouting. Harvested potatoes washed and stored cool.
Sugar is converted to starch on storage.
Former USSR and Poland major producers. Newfoundland, maritime provinces, and Vancouver Island, B.C. in Canada. Potatoes in a market Sweet potatoes. They were taken very early to the South Pacific area and many considered them native there. Others postulated that they were taken from South America to the South Pacific by pre-columbian voyagers.