Lancaster, L.T. and Kay, K.M. 2013. Origin and diversification of the California flora: reexamining classic hypotheses with molecular phylogenies. Evolution in press (html) (pdf).

Frick, W.F., Price, R.D., Heady III, P.A., and Kay, K.M. 2013. Insectivorous bat pollinates columnar cactus more effectively per visit than specialized nectar bat. The American Naturalist 181:137-144. DOI: 10.1086/668595 (pdf)

Yost, J.M., Barry, T., Kay, K.M. and Rajakaruna, N. 2012. Edaphic adaptation maintains the coexistence of two cryptic species on serpentine soils. American Journal of Botany 99:890-897. doi:10.3732/ajb.1100521 (pdf)

Kay, K.M., Apkenas, V.E., and J.M. Yost. 2012. Permanent Genetic Resources: Expressed sequence tag library development and characterization of polymorphic microsatellite markers for the Neotropical spiral gingers, Costus (Costaceae). Molecular Ecology Resources 2:374-376. doi: 10.1111/j.1755-0998.2011.03109.x (pdf)

Louthan, A. and Kay, K. M. 2011. Comparing the adaptive landscape across trait types: larger QTL effect size in traits under biotic selection BMC Evolutionary Biology 2011, 11:60. (html)

Kay, K. M., K. L. Ward, L. R. Watt, and D. W. Schemske. 2011. Plant Speciation. In S. P. Harrison and

N. Rajakaruna, eds. Serpentine: The Evolution and Ecology of a Model System. Univ. of

California Press, Berkeley, CA. (pdf)

Kay, K.M. and Sargent, R.D. 2009. The role of animal pollination in plant speciation: integrating ecology, geography, and genetics. Annual Review of Ecology, Evolution, and Systematics. 40: 637-656. DOI 10.1146/annurev.ecolsys.110308.120310.(pdf)(supplement pdf)

Yost, J.M. and Kay, K.M. 2009. The evolution of postpollination reproductive isolation in Costus. Sexual Plant Reproduction DOI 10.1007/s00497-009-0113-4.(pdf)

Kay, K. M. and D. W. Schemske. 2008. Natural selection reinforces speciation in a radiation of Neotropical rainforest plants. Evolution 62: 2628-2642. (pdf)

Kay, K. M. 2006. Reproductive isolation between two closely related hummingbird-pollinated Neotropical gingers. Evolution 60: 538-552. (pdf)

Kay, K. M., J. Whittall, and S. A. Hodges. 2006. A survey of nuclear ribosomal internal transcribed spacer substitution rates across angiosperms: an approximate molecular clock with life history effects. BMC Evolutionary Biology 6: 36. (pdf)

Kay, K. M., Voelckel, C., Yang, J. Y., Hufford, K. M., Kaska, D. D., and S. A. Hodges. 2006. Floral characters and species diversification. Chapter 17 In: Ecology and Evolution of Flowers (Eds. L. Harder and S. Barrett) Oxford University Press. (pdf)

Kay, K. M., Reeves, P., Olmstead, R., and D. W. Schemske. 2005. Rapid speciation and the evolution of hummingbird pollination in neotropical Costus subgenus Costus (Costaceae): evidence from nrDNA ITS and ETS sequences. American Journal of Botany 92: 1899 - 1910. (pdf)

Kay, K. M. and D. W. Schemske. 2004. Geographic patterns in plant-pollinator mutualistic networks: Comment.  Ecology 85: 875 - 878.(pdf)

Kay, K. M. and D. W. Schemske. 2003. Pollinator assemblages and visitation rates for eleven species of Neotropical Costus of (Costaceae). Biotropica 35: 198-207. (pdf)

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