Barley Early Stage of Spike Development (IMAGE) Heinrich-Heine University Duesseldorf Caption Early stage of development of the spike in an 'intermedium-m (int-m)' mutant in barley. The green colour shows the meristem of the glume, which surrounds a terminal floret. Credit HHU / Jinshun Zhong 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.