Sorry, I see you have searched PlantZAfrica.
Cameron & Rhoda McMaster's site might help, or you could try contacting them as they might know someone who can help.
http://www.africanbulbs.com/pa...
The Free State Botanical Gardens, located in Bloemfontein, would be a great place to contact.
http://www.southafrica.net/za/...
http://www.sanbi.org/gardens/f...
Plants of Southern Africa online checklist ..
http://posa.sanbi.org/searchsp...
Photo Guide to Plants of Southern Africa which might only show photos ..
http://www.southernafricanplan...
Silverhill Seeds might be able to help ..
http://www.silverhillseeds.co....
