"Protected Trees"(PDF). Department of Water Affairs and Forestry, Republic of South Africa. 3 May 2013. Archived from the original(PDF) on 5 July 2010.
"Protected Trees"(PDF). Department of Water Affairs and Forestry, Republic of South Africa. 3 May 2013. Archived from the original(PDF) on 5 July 2010.
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Cumes, David (2009). Healing trees & plants of the Lowveld. Rael Loon, Dries Bester. Cape Town, South Africa: Struik Nature. ISBN978-1-77007-833-8. OCLC506229195.