Author Affiliations +
T.L. Blomefield,1,2 J.H. Giliomee2,*
11ARC Infruitec-Nietvoorbij, Private Bag X5026, Stellenbosch, 7599 South Africa
22Department of Botany and Zoology, University of Stellenbosch, Private Bag X1, Matieland, 7602 South
*To whom correspondence should be addressed. E-mail: jhg@sun.ac.za