Abubakar Bello (IMAGE) Pensoft Publishers Caption Abubakar Bello with Psoralea diturnerae at Camferskloof is shown. Credit Charles Stirton Usage Restrictions CC-BY 4.0 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.