Dr. Brian Ward, Clemson University (IMAGE) Clemson University Caption Clemson University scientist Brian Ward and his team harvested about 145 pounds of Purple Straw seed, which was grown from less than half a pound. Credit Scott Miller / Clemson University Usage Restrictions None 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.