Ortles Leaf (IMAGE) Ohio State University Caption Researchers at The Ohio State University and their colleagues discovered this 2,600-year-old larch leaf buried in ice atop Mt. Ortles. Credit Photo by Paolo Gabrielli, courtesy of The Ohio State University. 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.