<I>Conyza canadensis</i> 1 (of 2) (IMAGE) Helmholtz Association Caption Among the most widespread of the new plant species is the Canadian fleabane (Conyza canadensis), which originated in North America. Credit Photo: André Künzelmann/UFZ 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.