Not so Invasive (IMAGE) University of the Witwatersrand Caption This is Chrysocoma ciliata and microscope images of its pollen grain. Credit Jennifer Fitchett and Louis Scott 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.