Female cycad isotomous (IMAGE) University of Guam Caption Montgomery Botanical Center cycad biologist Michael Calonje stands next to a female Cycas micronesica tree that reveals no isotomous branching. Credit Montgomery Botanical Center 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.