Strong differentiation across an edaphic gradient between the gabbro-endemic shrub Ceanothus roderickii (Rhamnaceae) and the soil generalist C. cuneatus.

Burge, D.O., R. Hopkins, Y. Tsai, P. Manos. 2013. Limited hybridization across an edaphic disjunction between the gabbro-endemic shrub Ceanothus roderickii (Rhamnaceae) and the soil generalist C. cuneatus. American Journal of Botany 100: 1883-1895. [PDF]

“Speciation and Natural Selection” in the Princeton Guide to Evolution

Lowry, D.B. and Hopkins, R. 2013. “Speciation and Natural Selection” in the Princeton Guide to Evolution, edited by Jonathan Losos. Princeton, NJ: Princeton University Press. (Invited book chapter) [PDF]

Pollinator-mediated selection on flower color allele drives reinforcement

Hopkins, Robin, Mark D. Rausher. 2012. Pollinator-mediated selection on flower color allele drives reinforcement. Science 335: 1090-1092. (Featured in Current Biology Dispatch by John Pannell) [PDF]

Molecular signatures of selection on reproductive character displacement of flower color in Phlox drummondii

Hopkins, Robin, Donald A. Levin, Mark D. Rausher. 2012. Molecular signatures of selection on reproductive character displacement of flower color in Phlox drummondii. Evolution 66:469-485 [PDF]

Identification of two genes causing reinforcement in the Texas wildflower Phlox drummondii

Hopkins, Robin, Mark D. Rausher. 2011. Identification of two genes causing reinforcement in the Texas wildflower Phlox drummondii. Nature 469:411-414. [PDF]

A latitudinal cline and response to vernalization in leaf angle and morphology in Arabidopsis thaliana (Brassicaceae)

Hopkins, Robin, J. Schmitt, J. R. Stinchcombe. 2008. A latitudinal cline and response to vernalization in leaf angle and morphology in Arabidopsis thaliana (Brassicaceae). New Phytologist 179: 155-164 [PDF]

Oviposition decreased in response to enriched water: a field study of the pitcher-plant mosquito, Wyeomyia smithii

Hoekman, D., C. Terhorst, A. Bauer, S. Braun, P. Gignac, R. Hopkins, S. Joshi, K. Laskis, N. Sanscrainte, J. Travis, and T. E. Miller. 2007. Oviposition decreased in response to enriched water: a field study of the pitcher-plant mosquito, Wyeomyia smithii. Ecol. Entomol. 32:92-96. [PDF]

Vernalization sensitivity in Arabidopsis thaliana (Brassicaceae): the effects of latitude and FLC variation.

Stinchcombe, J.R., A.L. Caicedo, R. Hopkins, C. Mays, E.W. Boyd, M. D. Purugganan, J. Schmitt. 2005. Vernalization sensitivity in Arabidopsis thaliana (Brassicaceae): the effects of latitude and FLC variation. American Journal of Botany 92(10): 1701-1707. [PDF]