Publications
Ecological, Taxonomic, and Life History Correlates of Seed Mass Among Indiana Dune Angiosperms: Ecological Archives M059-001." Ecological Monographs 59 (1989): 153-175.
"The quantitative genetics of life history and fitness components in Raphanus raphanistrum L.(Brassicaceae): ecological and evolutionary consequences of seed-weight variation." The American Naturalist 130 (1987): 891-914.
"Parental effects on seed development and seed yield in Raphanus raphanistrum: implications for natural and sexual selection." Evolution 41 (1987): 355-371.
"Constancy of population parameters for life-history and floral traits in Raphanus sativus L. II. Effects of planting density on phenotype and heritability estimates." Evolution 45 (1991): 1888-1907.
"Fertilization dynamics and parental effects upon fruit development in Raphanus raphanistrum: consequences for seed size variation." American Journal of Botany 73 (1986): 500-511.
"Seed mass of Indiana Dune genera and families: taxonomic and ecological correlates." Evolutionary Ecology 4 (1990): 326-357.
"Size-dependent sex allocation within flowers of the annual herb Clarkia unguiculata (Onagraceae): ontogenetic and among-plant variation." American Journal of Botany 88 (2001): 819-831.
"Responses of floral traits to selection on primary sexual investment in Spergularia marina: the battle between the sexes." Evolution 53 (1999): 717-731.
"Parental effects on progeny phenotype in plants: distinguishing genetic and environmental causes." Evolution 50 (1996): 44-53.
"Fruit size and shape: allometry at different taxonomic levels in bird-dispersed plants." Evolutionary Ecology 7 (1993): 556-575.
"Variation and covariation among floral traits within and among four species of northern European Primula (Primulaceae)." American Journal of Botany 80 (1993): 474-485.
" "Planting density influences the expression of genetic variation in seed mass in wild radish (Raphanus sativus L.: Brassicaceae)." American Journal of Botany 79 (1992): 1185-1193.
"Maternal investment and male reproductive success in angiosperms: parent-offspring conflict or sexual selection?" Biological Journal of the Linnean Society 30 (1987): 115-133.
"Life history, floral development, and mating system in Clarkia xantiana (Onagraceae): do floral and whole-plant rates of development evolve independently?" American Journal of Botany 91 (2004): 2041-2050.
"Contrasting variation within and covariation between gender-related traits in autogamous versus outcrossing species: alternative evolutionary predictions." Evolutionary Ecology 12 (1998): 403-425.
"Family mean correlations among fitness components in wild radish: controlling for maternal effects on seed weight." Canadian journal of botany 67 (1989): 1890-1897.
"Alternative approaches to the analysis of comparative data: compare and contrast." American Journal of Botany 85 (1998): 1194-1199.
"Seasonal changes in components of male and female reproductive success in Raphanus sativus L.(Brassicaceae)." Oecologia 81 (1989): 345-353.
"Floral trait variation in Spergularia marina (Caryophyllaceae): ontogenetic, maternal family, and population effects." Heredity 77 (1996): 269.
"Fruits of Wetherellia and Palaeowetherellia (? Euphorbiaceae) from Eocene sediments in Virginia and Maryland." Brittonia 34 (1982): 300-333.
"Temporal instability of genetic components of floral trait variation: maternal family and population effects in Spergularia marina (Caryophyllaceae)." Evolution 50 (1996): 2509-2515.
"Evolution of mating system and the genetic covariance between male and female investment in Clarkia (Onagraceae): selfing opposes the evolution of trade-offs." Evolution 61 (2007): 83-98.
"Stability of pollen–ovule ratios in pollinator-dependent versus autogamous Clarkia sister taxa: testing evolutionary predictions." New Phytologist 183 (2009): 630-648.
"The joint evolution of mating system and pollen performance: predictions regarding male gametophytic evolution in selfers vs. outcrossers." Perspectives in Plant Ecology, Evolution and Systematics 12 (2010): 31-41.
"Rainforest plants protect their investments." Trends in ecology & evolution 13 (1998): 471-473.
"Physiological performance in Clarkia sister taxa with contrasting mating systems: do early-flowering autogamous taxa avoid water stress relative to their pollinator-dependent counterparts?" International Journal of Plant Sciences 171 (2010): 1029-1047.
"Plant Population Genetics as a Research Tool." Evolution 45 (1991): 1536-1538.
"Arenaria Paludicola (marsh Sandwort: Caryophyllaceae) and Rorippa Gambelii (Gambel's Watercress: Brassicaceae) in Black Lake Canyon and the Oso Flaco Lake Region: Field Observations, Greenhouse Cultivation, Molecular Genetic Variation, and Trial Reintrodu. Department of Ecology, Evolution and Marine Biology, University of California, Santa Barbara, 2001.
Status of pollinators in North America." Nature 450 (2007): 1162-1163.
"Flowering date of taxonomic families predicts phenological sensitivity to temperature: implications for forecasting the effects of climate change on unstudied taxa." American Journal of Botany 100 (2013): 1381-1397.
"Fruits of their labour." Nature 450 (2007): 1162.
"Species-specific phenological responses to winter temperature and precipitation in a water-limited ecosystem." Ecosphere 6 (2015): 1-27.
"Winning in style: Longer styles receive more pollen, but style length does not affect pollen attrition in wild Clarkia populations." American Journal of Botany 103 (2016): 408-422.
"Geographic Variation in." Adaptive Genetic Variation in the Wild (2000): 157.
"The Heavy Metal-Tolerant Flora of Southcentral Africa: A Multidisciplinary Approach. Sigma Xi, The Scientific Research Society, 1987.
2018 CBS Banquet at UC Davis." Madroño 65 (2018): 65.
"Constancy of population parameters for life history and floral traits in Raphanus sativus L. Norms of reaction and the nature of genotype by environment interactions." Heredity 67 (1991): 143.
"CBS President's Report for Volume 64." Madroño 64 (2017): 154-155.
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