<i>PhytoKeys</i> 100 (IMAGE) Pensoft Publishers Caption PhytoKeys celebratory 100th issue out today. Credit Pensoft Usage Restrictions CC-BY 4.0 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.