General Editor's Preface -- Preface -- INTRODUCTION -- Plant Domestication and Indigenous African Agriculture -- SECTION ONE: BACKGROUND THEORY -- A Note on the Problem of Basic Causes -- Archaeology and Domestication -- SECTION TWO: BACKGROUND PALEOCLIMATES -- Paleoecological Background in Connection with the Origin of Agriculture in Africa -- SECTION THREE: BACKGROUND ARCHAEOLOGY -- Prehistoric Populations and Pressures Favoring Plant Domestication in Africa -- Early Crops in Africa: A Review of the Evidence -- Early Food Production in Northern Africa as Seen from Southwestern Asia -- SECTION FOUR: REGIONAL ARCHAEOLOGICAL EVIDENCE -- Archaeological Data on the Origins of Cultivation in the Southwestern Sahara and Their Implications for West Africa -- The Kintampo Culture and Its Place in the Economic Prehistory of West Africa -- History of Crops and Peoples in North Cameroon to A.D. 1900 -- The Use of Ground Grain During the Late Paleolithic of the Lower Nile Valley, Egypt -- SECTION FIVE: BOTANICAL AND ETHNOGRAPHIC EVIDENCE -- The Origins and Migrations of Crops in Tropical Africa -- Traditional Systems of Plant Food Production and the Origins of Agriculture in West Africa -- Social Anthropology and the Reconstruction of Prehistoric Land Use Systems in Tropical Africa: A Cautionary Case Study from Zambia -- The Origins and Domestication of Yams in Africa -- African Cereals: Eleusine, Fonio, Black Fonio, Teff, Brachiaria paspalum Pennisetum, and African Rice -- Variability in Sorghum biocolor -- The Races of Sorghum in Africa -- Biographical Notes -- Index of Names -- Index of Subjects.