Epichloë hypha (IMAGE) University of Würzburg Caption Usually, an infection with Epichloë fungi does not affect the appearance of the plant. The red arrow points to an Epichloë hypha between plant cells. Credit Jochen Krauss 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.