RBG Kew Medicinal Plant Names Services Portal. https://www.kew.org/science/data-and-resources/tools-and-services/medicinal-plant-names-services. Accessed Aug 2015 RBG Kew MSB Seed List. http://apps.kew.org/seedlist/ RBG Kew (1999) SEPASAL—Survey of Economic Plants for Arid and Semi-Ari...