1. S. C. H. Barrett, M. E. Dorken, and A. L. Case .2001 .A geographical context for the evolution of plant reproductive systems .Pages341 -364inJ. Silvertown, J. Antonovics, editors.Integrating ecology and evolution in a spatial context Blackwell, Oxford, UK.
2. The Dissolution of a Complex Genetic Polymorphism: The Evolution of Self-Fertilization in Tristylous Eichhornia paniculata (Pontederiaceae)
3. E. D. Brodie, B. J. Ridenhour, and E. D. Brodie .2002 .The evolutionary response of predators to dangerous prey: hotspots and coldspots in the geographic mosaic of coevolution between garter snakes and newts .Evolution,56:2067 -2082 .
4. J. L. Bronstein, 1995 .The plant-pollinator landscape .Pages256 -288inL. Hansson, L. Fahrig, G. Merriam, editors.Mosaic landscapes and ecological processes Chapman and Hall, London, UK.
5. Host Race Radiation in the Soapberry Bug: Natural History with the History