Waterhemp in natural habitat (IMAGE) University of British Columbia Caption Waterhemp occurring in natural habitats, the sandy merging of a lake in southern Illinois. Credit Julia Kreiner, University of British Columbia. Usage Restrictions n/a License Original 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.