Introduction: The Challenge of Flowering Plant History. - A Survey of Reticulate Venation Among Fossil and Living Land Plants. - A New Gnetophyte from the Late Carnian (Late Triassic) of Texas and its Bearing on the Origin of the Angiosperm Carpel and Stamen. - Wood Anatomy of Primitive Angiosperms: New Perspectives and Syntheses. - Evidence for the Earliest Stage of Angiosperm Pollen Evolution: A Paleoequatorial Section from Israel. - The Origin and Evolution of the Angiosperm Carpel. - Floral Structure Development and Relationships of Paleoherbs: Saruma Cabomba Lactoris and Selected Piperales. - Origin of the Angiosperm Flower. - Evidence for and Implications of an Herbaceous Origin for Angiosperms. - Comparison of Alternative Hypotheses for the Origin of the Angiosperms. - The Least Specialized Angiosperms. - Molecular Phylogenies and the Diversification of the Angiosperms. Language: English