Publications
Geographic variation in climate as a proxy for climate change: Forecasting evolutionary trajectories from species differentiation and genetic correlations." American journal of botany 103 (2016): 140-152.
"Geographic Variation in." Adaptive Genetic Variation in the Wild (2000): 157.
"Genotype × environment interaction obscures genetic sources of variation in seed size in Dithyrea californica but provides the opportunity for selection on phenotypic plasticity." American Journal of Botany 109, no. 11 (2022): 1547-1860.
"Genetic variation in life-history traits: heritability estimates within and genetic differentiation among populations." Life history evolution in plants (1999): 87-171.
"Genetic variation among mainland and island populations of a native perennial grass used in restoration." AoB Plants 6 (2014).
"GC-TOF-MS based metabolomics and ICP-MS based metallomics of cucumber (Cucumis sativus) fruits reveal alteration of metabolites profile and biological pathway disruption induced by nano copper." Environmental Science: Nano 3 (2016): 1114-1123.
"Gametophytic selection in Raphanus raphanistrum: a test for heritable variation in pollen competitive ability." Evolution 42 (1988): 1065-1075.
"Fruits of Wetherellia and Palaeowetherellia (? Euphorbiaceae) from Eocene sediments in Virginia and Maryland." Brittonia 34 (1982): 300-333.
"Fruits of their labour." Nature 450 (2007): 1162.
"Fruit size and shape: allometry at different taxonomic levels in bird-dispersed plants." Evolutionary Ecology 7 (1993): 556-575.
"Forecasting phenology: from species variability to community patterns." Ecology letters 15 (2012): 545-553.
"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.
"Floral traits influence the opportunity for selection among male gametophytes: independent and combined effects of style length and petal area." American Journal of Botany 106, no. 5 (2019): 744-753.
"Floral trait variation in Spergularia marina (Caryophyllaceae): ontogenetic, maternal family, and population effects." Heredity 77 (1996): 269.
"A flora of the University of California Natural Reserve System." Website http://nrs. ucop. edu/reserves/flora/flora. htm [accessed 01 October 2012] (2011).
"Fertilization dynamics and parental effects upon fruit development in Raphanus raphanistrum: consequences for seed size variation." American Journal of Botany 73 (1986): 500-511.
"Family mean correlations among fitness components in wild radish: controlling for maternal effects on seed weight." Canadian journal of botany 67 (1989): 1890-1897.
"Evolving plans for the USA National Phenology Network." Eos, Transactions American Geophysical Union 88 (2007): 211.
"Evolutionary significance of variation." (2001).
"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.
"Environmental stresses increase photosynthetic disruption by metal oxide nanomaterials in a soil-grown plant." Acs Nano 9 (2015): 11737-11749.
"Environmental, genetic, and seed mass effects on winged seed production in the heteromorphic Spergularia marina (Caryophyllaceae)." Functional Ecology 17 (2003): 637-650.
" "Effects of nutrient availability on primary sexual traits and their response to selection in Spergularia marina (Caryophyllaceae)." Journal of evolutionary biology 16 (2003): 767-778.
"Effects of mate size and mate number on male reproductive success in plants." Ecology 70 (1989): 71-76.
"The effect of position on fruit characteristics, and relationships among components of yield in Phytolacca rivinoides (Phytolaccaceae)." Biotropica (1990): 353-365.
"Ecological, Taxonomic, and Life History Correlates of Seed Mass Among Indiana Dune Angiosperms: Ecological Archives M059-001." Ecological Monographs 59 (1989): 153-175.
"Divergence in pollen performance between Clarkia sister species with contrasting mating systems supports predictions of sexual selection." Evolution 72 (2018): 453-472.
"Digitization protocol for scoring reproductive phenology from herbarium specimens of seed plants." Applications in Plant Sciences 6 (2018): e1022.
" "Covariation among floral traits in Spergularia marina (Caryophyllaceae): geographic and temporal variation in phenotypic and among-family correlations." Journal of Evolutionary Biology 9 (1996): 993-1015.
"Could seasonally deteriorating environments favour the evolution of autogamous selfing and a drought escape physiology through indirect selection? A test of the time limitation hypothesis using artificial selection in Clarkia." Annals of Botany 121 (2018): 753-766.
"Contrasting variation within and covariation between gender-related traits in autogamous versus outcrossing species: alternative evolutionary predictions." Evolutionary Ecology 12 (1998): 403-425.
"Context-dependent concordance between physiological divergence and phenotypic selection in sister taxa with contrasting phenology and mating systems." American Journal of Botany (2022).
"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.
"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.
"Comparative ecology of seed mass in Psychotria (Rubiaceae): within-and between-species effects of seed mass on early performance." Functional Ecology 19 (2005): 707-718.
"Climate predicts UV floral pattern size, anthocyanin concentration, and pollen performance in Clarkia unguiculata." Frontiers in Ecology and Evolution 10 (2020): 1856-1875.
"Climate affects the rate at which species successively flower: capturing an emergent property of regional florals." Global Ecology and Biogeography (2019).
"CBS President's Report for Volume 66." Madrono 66, no. 4 (2019).
"CBS President's Report for Volume 64." Madroño 64 (2017): 154-155.
"CBS PRESIDENT’S REPORT FOR VOLUME 67." Madrono 67, no. 4 (2021): 227-228.
" "The California Phenology Project: tracking plant responses to climate change." Madroño 60 (2013): 1-3.
"The California Phenology Collections Network: using digital images to investigate phenological change in a biodiversity hotspot." Madroño 66, no. 4 (2019): 130-141.
"California Botanical Society President's Report for 2020." Madrono 67, no. 4 (2020): 227-228.
"Breeding systems and seed size in a Neotropical flora: testing evolutionary hypotheses." Ecology 89 (2008): 2461-2472.
"Are functional traits good predictors of demographic rates? Evidence from five neotropical forests." Ecology 89 (2008): 1908-1920.
"Angiosperm growth habit, dispersal and diversification reconsidered." Evolutionary Ecology 9 (1995): 93-117.
"Alternative approaches to the analysis of comparative data: compare and contrast." American Journal of Botany 85 (1998): 1194-1199.
"Allozyme variation in Ulmus species from France: analysis of differentiation." Heredity 78 (1997): 12.
"Allee effects within small populations of Aconitum napellus ssp. lusitanicum, a protected subspecies in northern France." New Phytologist 179 (2008): 1171-1182.
"Advancing frost dates have reduced frost risk among most North American angiosperms since 1980." Global Change Biology 27 (2021): 165-176.
"The absence of cryptic self-incompatibility in Clarkia unguiculata (Onagraceae)." American Journal of Botany 87 (2000): 191-196.
"2018 CBS Banquet at UC Davis." Madroño 65 (2018): 65.
"Uptake, distribution, and physiological impacts of metal oxide nanoparticles in mature crop plants: Evidence for nanophototoxicity?" In ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY. Vol. 250. AMER CHEMICAL SOC 1155 16TH ST, NW, WASHINGTON, DC 20036 USA, 2015.
"Towards a Phenological Assessment of California: Integrating Multiple Data Sources and the Implications for Statewide Analyses." In AGU Fall Meeting Abstracts., 2009.
"SOME CONSEQUENCES AND CAUSES OF SEED SIZE VARIATION IN WILD RADISH, RAPHANUS-RAPHANISTRUM L." In AMERICAN JOURNAL OF BOTANY, 659. Vol. 73. BOTANICAL SOC AMER INC OHIO STATE UNIV-DEPT BOTANY 1735 NEIL AVE, COLUMBUS, OH 43210, 1986.
"Physiological impact of metal oxide nanoparticles in soil-grown Clarkia (Onagraceae)." In ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY. Vol. 241. AMER CHEMICAL SOC 1155 16TH ST, NW, WASHINGTON, DC 20036 USA, 2011.
"Evidence for nanoparticle induced photoxicity in a soil-grown wildflower." In ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY. Vol. 248. AMER CHEMICAL SOC 1155 16TH ST, NW, WASHINGTON, DC 20036 USA, 2014.
"COS 97-1: Seed mass, abundance, and breeding system among tropical forest species: Do dioecious species exhibit compensatory reproduction or abundances?" In The 94th ESA Annual Meeting., 2009.
"Phenology in higher education: ground-based and spatial analysis tools." In Phenology: An Integrative Environmental Science, 585-602. Springer, Dordrecht, 2013.
"Biological invasions in nature reserves in China." In Biological invasions and its management in China, 125-147. Springer, Dordrecht, 2017.
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