<I>Papaver somniferum</I> (IMAGE) Friedrich-Schiller-Universitaet Jena Caption Breadseed poppies Papaver somniferum as well as many other poppy and barberry plants produce many Isochinoline alkaloids. Credit Photo: Dirk Hoffmeister/FSU 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.