Local and tional pharmaceutipanies are making a for South Africa's nal heating systems. v in demand are the Vas and Nyangas, the iniam branches of healers P were once. regarded as cinoners of mumbo kbo- In the last few whs at least four pharma " companies have vis the offices of the dwionaf Doctors' Asso om in Johannesburg to help in finding plants that ild be used to make me-dicines. "Traditional lines in this country have il various plants - about a diffirrent species - for oart or remedy of various wists, With new developits in chemical analysis, kasowledge can generate millions for pharmaceutical companies," says Salient Fakir, head of a natural resource management projcct at the Land and Agricultural Policy Centre at Johannesburg.