Scientific Illustration (IMAGE) University of Portsmouth Caption Contrary to the long-held belief that plants in the natural world are always in competition, new research has found that in harsh environments mature plants help smaller ones -- and thrive as a result. Credit Scientific illustration created by Dr I M Berenjeno (DhramaBeren Studio, www.dharmaberen.com) Usage Restrictions MUST CREDIT: Scientific illustration created by Dr I M Berenjeno (DhramaBeren Studio, www.dharmaberen.com) 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.