Dryopteris Frond (image) University of California - Santa Cruz Share Print E-Mail Caption Coastal woodfern (Dryopteris arguta) is common in the understory of coastal redwood forests. Credit Tim Stephens/UC Santa Cruz Usage Restrictions For use only with news coverage of this research. 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.