A Scanning Electron Micrograph of Wood Decayed by White Rot (image) National Science Foundation Share Print E-Mail Caption This is a scanning electron micrograph of wood that has been decayed by the white rot species Punctularia strigoso-zonata. The wood structure, including lignin and cellulose, has been largely destryed by the fungus. Credit Robert Blachette Usage Restrictions None 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.