Image (IMAGE) Washington University in St. Louis Caption Arts & Sciences research on the lost crops of eastern North America could help determine why these plants were cultivated for food for years, then abandoned. Credit Natalie Mueller Usage Restrictions For editorial purposes 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.