Liriodendron tulipifera wood ultrastructure (IMAGE) University of Cambridge Caption Liriodendron tulipifera wood ultrastructure observed under a cryo-SEM reveals enlarge macrofibril structures. Credit Jan J Lyczakowski and Raymond Wightman Usage Restrictions Please only republish when in relation to this research paper. License Original 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.