1. Álvarez-Yépiz, J. C., M. Dovčiak, & A. Búrquez. 2011. Persistence of a rare ancient cycad: Effects of environment and demography. Biological Conservation 144: 122–130.
2. Anonymous. 2004. A management plan for cycads in KwaZulu-Natal. Threatened Plant Conservation Unit, Biodiversity Conservation Advice Division, Ezemvelo KZN Wildlife.
3. Arnold, T. H., C. A. Prentice, L. C. Hawker, E. E. Snyman, M. Tomalin, N. R. Crouch & C. Pottas-Bircher. 2002. Medicinal and Magical Plants of Southern Africa: an Annotated Checklist. Strelitzia 13. National Botanical Institute, Pretoria.
4. Bamigboye, S. O., P. M. Tshisikhawe & P. J. Taylor. 2016. Review of extinction risk in African cycads. Phyton International Journal of Experimental Botany 85: 333–336.
5. Bamigboye, S. O., P. M. Tshisikhawe & P. J. Taylor. 2017. Detecting threats to Encephalartos transvenosus (Limpopo cycad) in Limpopo province, South Africa through indigenous knowledge. Indian Journal of Traditional Knowledge 16(2): 251–255.