WILLIS LAB
PLANT EVOLUTIONARY GENETICS
  PEOPLE   RESEARCH   GENOMIC RESOURCES   PUBLICATIONS   PHOTOS

REPRESENTATIVE PUBLICATIONS

2008

Case, A. L., and J. H. Willis. In press. Hybrid male sterility in Mimulus (Phyrmaceae) is associated with a geographically restricted mitochondrial rearrangement. Evolution. Abstract

Sweigart, A. L., N. H. Martin, and J. H. Willis. 2008. Patterns of nucleotide variation and reproductive isolation between a Mimulus allotetraploid and its progenitor species. Molecular Ecology, 17:2089-2100. Abstract

Cooley, A. M., G. Carvallo, and J.H. Willis. 2008. Is Floral Diversification Associated with Pollinator Divergence? Flower Shape, Flower Colour and Pollinator Preference in Chilean Mimulus. Annals of Botany, 101: 641-650. Abstract

Fishman, L., and J. H. Willis. 2008. Pollen limitation and natural selection on floral characters in the yellow monkeyflower Mimulus guttatus. New Phytologist, 177:802-810.

Wu, C. A., D. B. Lowry, A. M. Cooley, K. M. Wright, Y.W. Lee, and J. H. Willis. 2008. Mimulus is an emerging model system for the integration of ecological and genomic studies. Heredity, 100:220-230. PDF

2007

Mitchell-Olds, T., J. H. Willis, and D. Goldstein. 2007. What evolutionary processes influence natural genetic variation for phenotypic traits? Nature Reviews Genetics, 8:845-856.

McDaniel, S.F., J. H. Willis, and A. J. Shaw. 2007. A linkage map reveals a complex basis for segregation distortion in an inter-populational cross in the moss Ceratodon purpureus. Genetics, 176:2489-2500.

Rieseberg, L. H., and J. H. Willis. 2007. Plant speciation. Science, 317:910-914.

Martin, N. H., and J. H. Willis. 2007. Ecological divergence associated with mating system causes nearly complete reproductive isolation between sympatric Mimulus species. Evolution, 61:68-82.

Sweigart, A. L., A. Mason, J. H. Willis. 2007. Natural variation for a hybrid incompatibility between two species of Mimulus. Evolution, 61:141-151.

2006

Hall, M. C., and J. H. Willis. 2006. Divergent selection on flowering time contributes to local adaptation in Mimulus guttatus populations. Evolution, 60:2466-2477.

Aagaard, J. E., J. H. Willis, and P. C. Phillips. 2006. Relaxed selection among duplicate floral regulatory genes in Lamiales. Journal of Molecular Evolution, 63:493-503.

Fishman, L. and J. H. Willis. 2006. A cytonuclear incompatibility causes anther sterility in Mimulus hybrids. Evolution, 60:1372-1381.

Sweigart, A. L., L. Fishman, and J. H. Willis. 2006. A simple genetic incompatibility causes hybrid male sterility in Mimulus. Genetics 172:2465-2479.

Hall, M. C., C. Basten, and J. H. Willis. 2006. Pleiotropic quantitative trait loci contribute to population divergence in traits associated with life-history variation in Mimulus guttatus. Genetics, 172:1829-1844.

2005

Aagaard, J. E., R. G. Olmstead, J. H. Willis, and P. C. Phillips. 2005. Duplication of floral regulatory genes in the Lamiales. American Journal of Botany, 92:1284-1293.

Hall, M. C. and J. H. Willis. 2005. Transmission ratio distortion in intraspecific hybrids of Mimulus guttatus: Implications for genomic divergence. Genetics 170:375-386.

Fishman, L and J.H. Willis. 2005. A novel meiotic drive locus almost completely distorts segregation in Mimulus (monkeyflower) hybrids. Genetics 169:347-353. PDF

2000-2004

Sweigart, A. L. and J. H. Willis. 2003. Patterns of nucleotide diversity are affected by mating system and asymmetric introgression in two species of Mimulus. Evolution, 57 (11):2490-2506. PDF

Fishman, L; Kelly, AJ; Willis, JH. 2002. Minor quantitative trait loci underlie floral traits associated with mating system divergence in Mimulus. Evolution, 56 (11): 2138-2155. PDF

Kelly, JK; Willis, JH. 2002. A manipulative experiment to estimate biparental inbreeding in monkeyflowers. International Journal of Plant Sciences, 163 (4): 575-579. PDF

Fishman, L., A. J. Kelly, E. Morgan, and J. H. Willis. 2001. A genetic map in the Mimulus guttatus species complex reveals transmission ratio distortion due to heterospecific interactions. Genetics, 159:1701-1716. PDF

Fishman, L. and J. H. Willis. 2001. Evidence for Dobzhansky-Muller incompatibilites contributing to the sterility of hybrids between Mimulus guttatus and M. nasutus. Evolution, 55:1932-1942. PDF

Kelly, J. K., and J. H. Willis. 2001. Deleterious mutations and genetic variation for flower size in Mimulus guttatus. Evolution, 55:937-942. PDF

Earlier Papers

Willis, J. H. 1999. Inbreeding load, average dominance, and the mutation rate for mildly deleterious alleles in Mimulus guttatus. Genetics, 153:1885-1898. PDF

Willis, J. H. 1999. The role of genes of large effect on inbreeding depression in Mimulus guttatus. Evolution, 53:1678-1691.

Willis, J. H. 1999. The contribution of male sterility mutations to inbreeding depression in Mimulus guttatus. Heredity, 83:337-346.

Sweigart, A., K. Karoly, A. Jones, and J. H. Willis. 1999. The distribution of individual inbreeding coefficients and pairwise relatedness in a population of Mimulus guttatus. Heredity, 83:625-632.

Schultz, S. T., M. Lynch, and J. H. Willis. 1999. The genomic mutation rate for fitness in Arabidopsis thaliana. Procedings of the National Academy of Science, USA, 96:11393-11398. PDF

Lynch, M., J. Blanchard, D. Houle, T. Kibota, S. Schultz, L. Vassilieva, and J. H. Willis. 1999. Spontaneous deleterious mutation. Evolution, 53:645-663.

Kelly, A. J. and J. H. Willis. 1998. Polymorphic microsatellite loci in Mimulus guttatus and related species. Molecular Ecology, 7:769-774.

Willis, J. H. 1996. Measures of phenotypic selection are biased by partial inbreeding. Evolution, 50:1501-1511.

Schultz, S. T. and J. H. Willis. 1995. Individual variation in inbreeding depression: the roles of inbreeding history and mutation. Genetics, 141:1209-1223. Abstract

Gimelfarb, A. and J. H. Willis. 1994. Linearity vs. nonlinearity of offspring-parent regression: experimental study. Genetics, 138:343-352.Abstract

Willis, J. H. and H. A. Orr. 1993. Increased heritable variation following population bottlenecks: The role of dominance. Evolution, 47:949-957.

Willis, J. H. 1993. Effects of different levels of inbreeding on fitness components in Mimulus guttatus. Evolution, 47:864-876.

Willis, J. H. 1993. Partial self-fertilization and inbreeding depression in two populations of Mimulus guttatus. Heredity, 71:145-154.

Willis, J. H. 1992. Genetic analysis of inbreeding depression caused by chlorophyll-deficient lethals in Mimulus guttatus. Heredity, 69: 562-572.

Willis, J. H., J. A. Coyne, and M. Kirkpatrick. 1991. Can one predict the evolution of quantitative traits without genetics? Evolution, 45:441-444.


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