Mosses (IMAGE) University College London Caption Water collects on mosses. The first land plants were thought to be non-vascular, like mosses. Credit Katmai Preserve NPS Photo/Russ Taylor Usage Restrictions With credit 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.