TY - BOOK AU - Briggs,D. TI - Plant variation and evolution SN - 9781107602229 U1 - 580 PY - 2016/// CY - UK PB - CUP KW - Plants KW - Variation KW - Evolution N1 - 1. Investigating plant variation and evolution; 2. From Ray to Darwin; 3. Early work on biometry; 4. Early work on the basis of individual variation; 5. Post-Darwinian ideas about evolution; 6. DNA: towards an understanding of heredity and molecular evolution; 7. Breeding systems; 8. Infraspecific variation and the ecotype concept; 9. Pattern and process in plant populations; 10. Pattern and process: factors interacting with natural selection; 11. Populations: origins and extinctions; 12. Species and speciation: concepts and models; 13. Allopatric speciation and hybridisation; 14. Abrupt speciation by polyploidy; 15. The species concept; 16. Flowering plant evolution: advances, challenges and prospects; 17. Historical biogeography; 18. The evolutionary impact of human activities; 19. The taxonomic challenge ahead; 20. Conservation: from protection to restoration and beyond ER -