Oxford University biologists report the on-going extinction in a European plant species by a relative swamping it with incompatible pollen.The findings will help predict the fate of plant species and the potential impact of pollen flow from genetically modified crops.</p><p><a href="http://www.admin.ox.ac.uk/po/060523.shtml">University of Oxford: Male plant species eradicates hermaphrodite relatives</a>