Publications
Found 36 results
Author Title [ Type] Year Filters: First Letter Of Last Name is P [Clear All Filters]
Phenology in higher education: ground-based and spatial analysis tools." In Phenology: An Integrative Environmental Science, 585-602. Springer, Dordrecht, 2013.
"Advancing frost dates have reduced frost risk among most North American angiosperms since 1980." Global Change Biology 27 (2021): 165-176.
"Are functional traits good predictors of demographic rates? Evidence from five neotropical forests." Ecology 89 (2008): 1908-1920.
"Are functional traits good predictors of demographic rates? Evidence from five neotropical forests." Ecology 89 (2008): 1908-1920.
"The California Phenology Collections Network: using digital images to investigate phenological change in a biodiversity hotspot." Madroño 66, no. 4 (2019): 130-141.
"The California Phenology Collections Network: using digital images to investigate phenological change in a biodiversity hotspot." Madroño 66, no. 4 (2019): 130-141.
"Climate affects the rate at which species successively flower: capturing an emergent property of regional florals." Global Ecology and Biogeography (2019).
"Climate predicts UV floral pattern size, anthocyanin concentration, and pollen performance in Clarkia unguiculata." Frontiers in Ecology and Evolution 10 (2020): 1856-1875.
"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.
" "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.
"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.
"Herbarium specimens provide reliable estimates of phenological responses to climate at unparalleled taxonomic and spatiotemporal scales." Ecography e06173 (2022).
" "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.
"Machine Learning Using Digitized Herbarium Specimens to Advance Phenological Research." BioScience (2020).
"Mating system and historical climate conditions affect population mean seed mass: Evidence for adaptation and a new component of the selfing syndrome in Clarkia." Journal of Ecology DOI: 10.1111/1365-2745.13338 (2019).
"Mating system and historical climate conditions affect population mean seed mass: Evidence for adaptation and a new component of the selfing syndrome in Clarkia." Journal of Ecology DOI: 10.1111/1365-2745.13338 (2019).
"A new phenological metric for use in pheno‐climatic models: A case study using herbarium specimens of Streptanthus tortuosus." Applications in Plant Sciences 7, no. 7 (2019).
"Old plants, new tricks: Phenological research using herbarium specimens." Trends in ecology & evolution 32 (2017): 531-546.
"Old plants, new tricks: Phenological research using herbarium specimens." Trends in ecology & evolution 32 (2017): 531-546.
"Overlooked climate parameters best predict flowering onset: Assessing phenological models using the elastic net." Global Change Biology (2018).
"Phenological sensitivities to climate are similar in two Clarkia congeners: indirect evidence for facilitation, convergence, niche conservatism, or genetic constraints." Madroño 68, no. 4 (2021): 388-405.
"Phenological trends in the California Poppy (Eschscholzia californica): digitized herbarium specimens reveal intraspecific variation in the sensitivity of flowering date to climate change." Madroño 68, no. 4 (2021): 343-359.
"A Phenology-focused CURE using Herbarium Specimen Data. Cultivating Scientific Curiosity, (Version 2.0)." QUBES Educational Resources doi:10.25334/3132-PV71 (2021).
"Relationships among ecologically important dimensions of plant trait variation in seven Neotropical forests." Annals of Botany 99 (2006): 1003-1015.
"Relationships among ecologically important dimensions of plant trait variation in seven Neotropical forests." Annals of Botany 99 (2006): 1003-1015.
"Seed mass, seedling emergence, and environmental factors in seven rain forest Psychotria (Rubiaceae)." Ecology 80 (1999): 1594-1606.
"Sex-specific floral attraction traits in a sequentially hermaphroditic species." Ecology and Evolution DOI: 10.1002/ece3.5987 (2020).
"Stability of pollen–ovule ratios in pollinator-dependent versus autogamous Clarkia sister taxa: testing evolutionary predictions." New Phytologist 183 (2009): 630-648.
"Temporal variation in the pollen: ovule ratios of Clarkia (Onagraceae) taxa with contrasting mating systems: field populations." Journal of evolutionary biology 21 (2008): 310-323.
"Warming experiments underpredict plant phenological responses to climate change." Nature 485 (2012): 494.
"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.
Regeneración de plantas vía organogénesis y crioconservación de Jatropha curcas L.. CATIE, Turrialba (Costa Rica), 2012.