Columbia subject headings:
Ethnopharmacology--Africa.
Materia medica, Vegetable--Africa.
Medicinal plants--Africa.
Traditional medicine--Africa.
Harvard subject headings:
Materia medica, Vegetable--Africa.
Medicinal plants--Africa.
Princeton subject headings:
Ethnopharmacology--Africa.
Materia medica, Vegetable--Africa.
Medicinal plants--Africa.
Traditional medicine--Africa.