Biography | Research | Publications |  Lab Members |  Courses | Environmental Change Initiative

Stephen T. Olney Professor of Natural History
Professor of Biology and Environmental Studies
(401) 863-3435
Johanna_Schmitt@brown.edu
 

Recent Articles

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Schmitt, J. 1980. Pollinator foraging behavior and gene dispersal in Senecio (Compositae). Evolution 34: 934-943.

Schmitt, J. 1983. Individual flowering phenology, plant size, and reproductive success in Linanthus androsaceus, a California annual. Oecologia 59: 135-140.

Schmitt, J. 1983. Flowering plant density and pollinator visitation in Senecio. Oecologia 60: 97-102.

Schmitt, J. 1983. Density dependent pollinator foraging, flowering phenology, and temporal pollen dispersal patterns in Linanthus bicolor. Evolution 37: 1247-1257.

Abbott, R. J., and J. Schmitt. 1985. Effect of environment on percentage of female florets per capitulum and outcrossing potential in a self-compatible composite (Senecio vulgaris L. var hibernicus Syme). New Phytologist 101: 219-229.

Morse, D. H., and J. Schmitt. 1985. Propagule size, dispersal ability, and seedling performance in Asclepias syriaca. Oecologia 67: 372-379.

Schmitt, J., D. Ehrhardt, and D. Swartz. 1985. Differential dispersal of self-fertilized and outcrossed progeny in jewelweed (Impatiens capensis). American Naturalist 126: 570-575.

Schmitt, J., D. W. Ehrhardt, and M. Cheo. 1986. Light-dependent dominance and suppression in experimental radish populations. Ecology 67: 1502-1507.

Schmitt, J., and J. Antonovics. 1986. Experimental studies of the evolutionary significance of sexual reproduction. IV. The effect of neighbor relatedness and aphid infestation on seedling performance. Evolution 40: 830-836.

Schmitt, J., and J. Antonovics. 1986. Experimental studies of the evolutionary significance of sexual reproduction. III. Maternal and paternal effects during seedling establishment. Evolution 40: 817-829.

Antonovics, J., and J. Schmitt. 1986. Paternal and maternal effects on propagule size in Anthoxanthum odoratum. Oecologia 69: 277-282.

Schmitt, J., J. Eccleston, and D. W. Ehrhardt. 1987. Density-dependent flowering phenology, outcrossing, and reproduction in Impatiens capensis. Oecologia 72: 341-347.

Schmitt, J., J. Eccleston, and D. W. Ehrhardt. 1987. Dominance and suppression, size-dependent growth, and self-thinning in a natural Impatiens capensis population. Journal of Ecology 75:651-665.

Schmitt, J., and D. W. Ehrhardt. 1987. A test of the sib competition hypothesis for outcrossing advantage in Impatiens capensis. Evolution 41: 579-590.

Antonovics, J., K. Clay, and J. Schmitt. 1987. The measurement of small-scale environmental heterogeneity using clonal transplants of Anthoxanthum odoratum and Danthonia spicata. Oecologia 71: 601-607.

Kelley, S. E., J. Antonovics, and J. Schmitt. 1988. A test of the short-term advantage of sexual reproduction. Nature 331: 714-716.

Schmitt, J., and S. E. Gamble. 1990. The effect of distance from the parental site on offspring performance and inbreeding depression in Impatiens capensis: a test of the local adaptation hypothesis. Evolution 44:2022-2030.

Schmitt, J., and D. W. Ehrhardt. 1990. Enhancement of inbreeding depression by dominance and suppression in Impatiens capensis. Evolution 44: 269-278.

Morse, D. H., and J. Schmitt. 1991. Maternal and paternal effects on follicle production in the milkweed Asclepias syriaca (Asclepiadaceae). American Journal of Botany 78:1304-1309.

Argyres, A. Z., and J. Schmitt. 1991. Microgeographic genetic structure of morphological and life history traits in a natural population of Impatiens capensis. Evolution 45:178-189.

Bowers, M. D., S. K. Collinge, S. E. Gamble, and J. Schmitt. 1992. Effects of genotype, habitat, and seasonal variation on iridoid glycoside content of Plantago lanceolata (Plantaginaceae) and the implications for insect herbivores. Oecologia 91:201-207.

Schmitt, J., J. Niles, and R. D. Wulff. 1992. Norms of reaction of seed traits to maternal environments in Plantago lanceolata. American Naturalist 139:451-466.

Argyres, A. Z., and J. Schmitt. 1992. Neighbor relatedness and competitive performance in Impatiens capensis (Balsaminaceae): a test of the resource partitioning hypothesis. American Journal of Botany 79:181-185.

Schmitt, J. 1993. Reaction norms of morphological and life history traits to light availability in Impatiens capensis. Evolution 47:1654-1668.

O'Neil, P., and J. Schmitt. 1993. Genetic constraints on the independent evolution of male and female reproductive characters in the tristylous plant Lythrum salicaria. Evolution 47:1457-1471.

Adler, L. S., K. Wikler, F. S. Wyndham, C. R. Linder, and J. Schmitt. 1993. Potential for persistence of genes escaped from canola: germination cues in crop, wild, and crop-wild hybrid Brassica rapa. Functional Ecology 7:736-745.

Schmitt, J., and R.D. Wulff. 1993. Light spectral quality, phytochrome, and plant competition. Trends in Ecology and Evolution 8:47-51.

Wulff, R.D., A. CÖceres, and J. Schmitt. 1994. Seed and seedling responses to maternal and offspring environments in Plantago lanceolata. Functional Ecology 8:763-769.

Schmitt, J., and C. R. Linder. 1994. Will escaped transgenes lead to ecological release? Molecular Ecology 3:71-73.

Linder, C. R., and J. Schmitt. 1994. Assessing the risks of transgene escape through time and crop-wild hybrid persistence. Molecular Ecology 3:23-30.

Young, K.A., and J. Schmitt. 1995. Genetic variation and phenotypic plasticity of pollen release and capture height in Plantago lanceolata. Functional Ecology 9:725-733.

Schmitt, J., A.C. McCormac, and H. Smith. 1995. A test of the adaptive plasticity hypothesis using transgenic and mutant plants disabled in phytochrome-mediated elongation responses to neighbors. American Naturalist 146:937-953.

Purrington, C.B., and J. Schmitt. 1995. Sexual dimorphism of dormancy and survivorship in buried seeds of Silene latifolia. Journal of Ecology 5:795-800.

Dudley, S.A., and J. Schmitt. 1995. Genetic differentiation in morphological responses to simulated foliage shade between populations of Impatiens capensis from open and woodland sites. Functional Ecology 9:655-666.

Linder, C.R., and J. Schmitt. 1995. Potential persistence of escaped transgenes: seed and seedling performance in transgenic oil-modified canola and wild x canola hybrids. Ecological Applications 5:1056-1068.

Schmitt, J. 1995. Genotype-environment interaction, parental effects, and the evolution of plant reproductive traits. In Experimental and Molecular Approaches to Plant Biosystematics, Peter Hoch, ed., Monographs in Systematic Botany, Missouri Botanical Garden pp. 199-214.

Adler, L.S., J. Schmitt, and M.D. Bowers. 1995. Genetic variation in defensive chemistry in Plantago lanceolata (Plantaginaceae) and its effect on the specialist herbivore Junonia coenia (Nymphalidae). Oecologia 101:75-85.

Schmitt, J., and S. A. Dudley. 1996. Testing the adaptive plasticity hypothesis for plant responses to neighbors. Plant Species Biology 11:59-67.

Dudley, S.A., and J. Schmitt. 1996. Testing the adaptive plasticity hypothesis: density dependent selection on manipulated stem length in Impatiens capensis. American Naturalist 147:445-465.

 Schmitt, J. 1997. Is photomorphogenic shade avoidance adaptive? Perspectives from population biology. Plant, Cell & Environment 20:826-830.

Purrington, C.B., and J. Schmitt. 1998. Consequences of sexually dimorphic timing of emergence and flowering in Silene latifolia. Journal of Ecology 86:397-404.

 Donohue, K., and J. Schmitt. 1998. Maternal environmental effects in plants: adaptive plasticity? In T. Mousseau and C. Fox, eds., Maternal effects as adaptations, Oxford U. Press, pp.137-158.

 Donohue, K., and J. Schmitt. 1999. The genetic architecture of plasticity to density in Impatiens capensis. Evolution 53:1377-1386.

 Schmitt, J., S.A. Dudley, and M. Pigliucci. 1999. Manipulative approaches to testing adaptive plasticity: phytochrome-mediated shade avoidance responses in plants. American Naturalist 154: S43-S54.

 Maliakal, S., K. McDonnell, S.A. Dudley, and J. Schmitt. 1999. Effects of red to far-red ratio and density on biomass allocation and gas exchange in Impatiens capensis. International Journal of Plant Science 160:723-733.

Pigliucci, M., K. Cammell, and J. Schmitt. 1999. Evolution of phenotypic plasticity: a comparative approach in the phylogenetic neighborhood of Arabidopsis thaliana. Journal of Evolutionary Biology 12:779-791.

 Pigliucci, M., and J. Schmitt. 1999. Genes affecting phenotypic plasticity in Arabidopsis: pleiotropic effects and reproductive fitness of photomorphogenic mutants. Journal of Evolutionary Biology 12:551-562.

 Munir, J., L.A. Dorn, K. Donohue, and J.Schmitt. 2000. The effect of maternal photoperiod on seasonal dormancy in Arabidopsis thaliana. American Journal of Botany 88: 1240-1249.

 Dorn, L.A., E. Hammond Pyle, and J. Schmitt. 2000. Plasticity to light cues and resources in Arabidopsis thaliana: testing for adaptive value and costs. Evolution 54(6): 1982-1994.

 Donohue, K., E. Hammond Pyle, D. Messiqua, M. S. Heschel, and J. Schmitt. 2000. Density dependence and population differentiation of genetic architecture in Impatiens capensis in natural environments. Evolution 54(6):1969-1981.

 Donohue, K., D. Messiqua, E. Hammond Pyle, M.S. Heschel, and J. Schmitt. 2000. Evidence of adaptive divergence in plasticity: density- and site-dependent selection on shade avoidance responses in Impatiens capensis. Evolution, 54(6): 1956-1968.

 Ackerly, D.A., S.A. Dudley, S.E. Sultan, J. Schmitt, J.S. Coleman, R. Linder, D.R. Sandquist, M.A. Geber, A.S. Evans, T.E. Dawson, and M.J. Lechowicz. 2000. The evolution of plant ecophysiological traits: recent advances and future directions. Bioscience 50(11):979-995.

 Dixon, P., C. Weinig, and J. Schmitt. 2001. Susceptibility to UV damage in Impatiens capensis (Balsaminaceae): testing for opportunity costs to shade-avoidance and population differentiation. American Journal of Botany 88: 1401-1408.

 Donohue K, Pyle EH, Messiqua D, Heschel MS, Schmitt J. 2001. Adaptive divergence in plasticity in natural populations of Impatiens capensis and its consequences for performance in novel habitats. Evolution 55(4):692-702.

 Weinig,C., M.C. Ungerer, L.A. Dorn, N.C. Kane, S.S. Halldorsdottir, Y. Toyonaga, T.F.C. Mackay, M.D. Purugganan, and J. Schmitt. 2002. Novel loci control reproductive timing in Arabidopsis thaliana in natural environments. Genetics 162:1875-1884.

 Heschel, M.S., K.Donohue, N. Hausmann, and J. Schmitt. 2002. Population differentiation and natural selection for water-use efficiency in Impatiens capensis. International Journal of Plant Science 163:907-912.

Pigliucci, M., and J. Schmitt. 2003. Phenotypic plasticity in response to foliar and neutral shade in gibberellin mutants of Arabidopsis thaliana. Evolutionary Ecology Research, 6:1-17.

Schmitt, J., J.R. Stinchcombe, M.S. Heschel, and H. Huber. 2003. The adaptive evolution of plasticity: phytochrome-mediated shade avoidance responses. Integrative and Comparative Biology, 43:459-469.

 Gravuer, K, E.J. von Wettberg, and J. Schmitt. 2003. Dispersal biology of Liatris scariosa var. novae-angliae (Asteraceae), a rare New England grassland perennial. American Journal of Botany 90:1159-1167.

 Weinig, C., J.R. Stinchcombe, and J. Schmitt. 2003. Evolutionary genetics of resistance and tolerance to herbivory in Arabidopsis thaliana. Evolution 57:1270-1280.

 Weinig, C., , L.A. Dorn, N.C. Kane, M.C. Ungerer, S.S. Halldorsdottir, Z.M. German, Y. Toyonaga, T.F.C. Mackay, M.D. Purugganan, and J. Schmitt. 2003. Heterogeneous selection at specific loci in natural environments in Arabidopsis thaliana. Genetics 165:321-329.

 Weinig, C., J.R. Stinchcombe, and J. Schmitt 2003. QTL architecture of resistance and tolerance traits in Arabidopsis thaliana in natural environments. Molecular Ecology 12: 1153-1163

Stinchcombe, J.R., L.A. Dorn, and J. Schmitt. 2004. Flowering time plasticity in Arabidopsis thaliana: a reanalysis of Westerman and Lawrence (1970). Journal of Evolutionary Biology, 17:197-207.

Stinchcombe, J.R., C. Weinig, M. Ungerer, K.M. Olsen, C. Mays, S.S. Halldorsdottir, M.D. Purugganan, and J. Schmitt. 2004. A latitudinal cline in flowering time in Arabidopsis thaliana modulated by the flowering time gene FRIGIDA. Proceedings of the National Academy of Science 101: 4712-4717.

Huber, H., N. Kane, M.S. Heschel, E. J. von Wettberg, J. Banta, A.-M. Leuck, and J. Schmitt. 2004. Frequency and microenvironmental pattern of selection on plastic shade avoidance traits in a natural population of Impatiens capensis. American Naturalist, 163:548-563.

Heschel, M. S., J.R. Stinchcombe, K.E. Holsinger, and J. Schmitt. 2004. Natural selection on light response curve parameters in the herbaceous annual Impatiens capensis. Oecologia, 139:487-494.

Weinig, C., and J. Schmitt. 2004. Environmental effects on quantitative trait loci and implications for phenotypic trait evolution. Bioscience 54: 627-634.

Olsen, K.M., S.S. Halldorsdottir, J.R. Stinchcombe, C. Weinig, J. Schmitt, and M.D. Purugganan. 2004. Linkage disequilibrium mapping of Arabidopsis CRY2 flowering time alleles. Genetics 167: 1361-1369.

Jackson, M.W., J.R. Stinchcombe, T.M. Korves, and J. Schmitt 2004. Costs and benefits of cold tolerance in transgenic Arabidopsis thaliana. Molecular Ecology 13:3609-3615.

Caicedo, A.L., J.R. Stinchcombe, K.M. Olsen, J. Schmitt, and M. D. Purugganan. 2004. Epistatic interaction between the Arabidopsis FRI and FLC flowering time genes generates a latitudinal cline in a life history trait. Proceedings of the National Academy of Science 101:15670-15675.

Weinig, C., K. Gravuer, N. Kane, and J. Schmitt 2004. Testing adaptive plasticity to UV: costs and benefits to stem elongation and light-induced phenolics. Evolution, 58:2645-2656.

Gravuer, K, E.J. von Wettberg, and J. Schmitt. 2004. Population differentiation and genetic variation inform translocation decisions for Liatris scariosa var. novae-angliae, a rare New England grassland perennial. Biological Conservation, 124:155-167.

Kelley, J. L., J.R. Stinchcombe, C.Weinig, and J. Schmitt. 2004. Hard and soft selection on plant defense traits in Arabidopsis thaliana. Evolutionary Ecology Research, in press.

Von Wettberg, E.J., and J. Schmitt. 2005. Physiological mechanism of population differentiation in shade avoidance responses of Impatiens capensis. American Journal of Botany, 92:868-874.


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