Researcher growing azolla (IMAGE) Penn State Caption Daniel Winstead, research technologist in the College of Agricultural Sciences, was lead author on the earlier Penn State study on azolla's nutrition and digestibility, and is a co-author on the recently published study suggesting the plant does not contain cyanotoxins. Credit Penn State Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.