Oak Beech Grafting (image) Max-Planck-Gesellschaft Caption Natural grafting between an oak (left) and a beech (right). The complete genetic material can be exchanged between the graft partners at contact zones such as these. This can result in the generation of new plant species. Credit MPI f. Molecular Plant Physiology Usage Restrictions None 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.