1. University of Zululand Private Bag X1001 KwaDlangezwa 3886 South Africa
2. South African National Biodiversity Institute Private Bag X101 Pretoria 0001 South Africa
3. John Acocks Professor of BotanyH.G.W.J. Schweickerdt HerbariumDepartment of BotanyUniversity of Pretoria Pretoria 0002 South Africa