Posidonia Fruits (image) Virginia Institute of Marine Science Share Print E-Mail Caption A meadow of Posidonia seagrass plants about to release their ripe, buoyant fruits. Credit © A. Rossen. Usage Restrictions One-time use only. Share Print E-Mail 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.