Enigma of Angiosperm Origins

Zusammenfassung The origins of angiosperms are still debated! after many years of study. The progress made toward resolving the problem is reviewed in this book! and the wider possibilities that may clarify the enigmatic origins of the dominant flowering plant groups are discussed. Inhaltsverzeichnis Preface; Part I. The Setting of the Problem: 1. Outline history of investigations; 2. Current contributions on origin; 3. Challenges to customary procedures; 4. Working principles; 5. Stratigraphic framework; 6. General Mesozoic palynologic evidence; 7. Integration of Mesozoic floras and faunas; Part II. The Evidence for Cretaceous Origin: 8. Mesozoic megafossils; 9. English Barremian monosulcate pollen; 10. First convincing angiospermous fossils; 11. Cretaceous angiosperm consolidation; Part III. Consequences and Conclusions: 12. Cenozoic angiosperm radiation; 13. Research unattained but possible; 14. Principles, time and choice; 15. General biological conclusions; Glossary; References; Index.

Product details

• Authors: Norman F. Hughes, Norman Francis Hughes, Norman Francis (University of Cambridge) Hughes
• Assisted by: D. E. G. Briggs (Editor), P. Dodson (Editor)
• Publisher: Cambridge University Press ELT
• Languages: English
• Product format: Paperback / Softback
• Released: 14.07.2005
• EAN: 9780521675543
• ISBN: 978-0-521-67554-3
• No. of pages: 320
• Series: Cambridge Paleobiology
• Subject: Natural sciences, medicine, IT, technology > Geosciences > Palaeontology