Late Cretaceous and Cenozoic History of North American Vegetation

1. Setting the Goal: Modern Vegetation of North America--Composition and Arrangement of Principal Plant Formations. 2. Cause and Effect: Factors Influencing Composition and Distribution of North American Plant Formations through Late Cretaceous and Cenozoic Time. 3. Context. 4. Methods, Principles, Strengths, and Limitations. 5. Late Cretaceous through Early Eocene North American Vegetational History: 70-50 Ma. 6. Middle Eocene through Early Miocene North American Vegetational History: 50-16.3 Ma. 7. Middle Eocene through Pliocene North American Vegetational History: 16.3-1.6 Ma. 8. Quaternary North American Vegetational History: 1.6 Ma to the Present. 9. The Origins of North American Biogeographic Affinities