Flower of Wild Sweet Potato Relative (IMAGE) Cell Press Caption This image shows detail of a flower of Ipomoea cordatotriloba, a close wild relative of sweet potato from South America. Credit Pablo Munoz-Rodriguez Usage Restrictions Credit Required License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.