Gary Krupnick

• Ph.D., Ecology and Evolutionary Biology, University of California, Irvine
• B.A., Ecology, Behavior and Evolutionary Biology, University of California, San Diego

Plant conservation biology, using herbarium specimens to determine rarity and endangerment of plant species, plant-herbivore interactions, plant-pollinator interactions, plant reproduction.

Journal Article

• Kress, W. John, Fér, Tomáš, Carlsen, Mónica M., and Krupnick, Gary A. 2025. "A Conservation Assessment and Phylogenomic Evaluation of Protection Status in the Tropical Genus Heliconia L. (Zingiberales: Heliconiaceae)." Plants People Planet, https://doi.org/10.1002/ppp3.70000.
• Martén‐Rodríguez, Silvana, Cristobal‐Pérez, Edson Jacob, De Santiago‐Hernández, Martín Hesajim, Huerta‐Ramos, Guillermo, Clemente‐Martínez, Lucero, Krupnick, Gary, Taylor, Orley, Lopezaraiza‐Mikel, Martha, Balvino‐Olvera, Francisco Javier, Sentíes‐Aguilar, Eugenia M., Díaz‐Infante, Sergio, Aguirre Jaimes, Armando, Novais, Samuel, Cortés‐Flores, Jorge, Lobo‐Segura, Jorge, Fuchs, Eric J., Delgado‐Carrillo, Oliverio, Ruiz‐Mercado, Ilse, Sáyago‐Lorenzana, Roberto, Pérez‐Arroyo, Karen, and Quesada, Mauricio. 2025. "Untangling the Complexity of Climate Change Effects on Plant Reproductive Traits and Pollinators: A Systematic Global Synthesis." Global Change Biology, 31, (2). https://doi.org/10.1111/gcb.70081.
• Wen, Jun, Quintanar Castillo, Angélica, Pace, Marcelo R., Talavera, Alicia, Sparreo, Luke, Johnson, Gabriel, Krupnick, Gary A., and Nie, Ze-Long. 2025. "Phylogenomic analyses support a new subgenus, Rojovitis, of the grape genus Vitis from Mexico." Frontiers in Plant Science, 16. https://doi.org/10.3389/fpls.2025.1580648.
• Krupnick, Gary A. 2024. "Gradations of Extinction." Arnoldia, 81, (2) 38–45.
• Morley, Lydia, Crain, Benjamin J., Krupnick, Gary, and Spalink, Daniel. 2024. "Turnover importance: Operationalizing beta diversity to quantify the generalism continuum." Methods in Ecology and Evolution, (5) 951–964. https://doi.org/10.1111/2041-210X.14324.
• Veron, S., Bernard, A., Lebreton, E., Rodrigues-Vaz, C., Durand, M., Procopio, L., Helion, M., Gayot, M., Viscardi, G., Krupnick, Gary A., Carrington, C. M. S., Boullet, V., Mallet, B., Dimassi, A., Pailler, T., Hivert, J., Lebouvier, M., Agnola, P., Bruy, D., Gateble, G., Lannuzel, G., Meyer, S., Gargominy, O., Gigot, G., Invernon, V. et al. 2023. "Pre-assessments of plant conservation status in islands: the case of French Overseas Territories." Biodiversity and Conservation, https://doi.org/10.1007/s10531-023-02544-8.
• Wen, Jun, Krupnick, Gary, and Esser, Hans-Joachim. 2023. "Panax siamensis J. Wen, a new species of the ginseng genus (Panax, Araliaceae) from northern Thailand." Phytokeys, (234) 51–59. https://doi.org/10.3897/phytokeys.234.106289.
• Kress, W. John and Krupnick, Gary A. 2022. "Lords of the biosphere: Plant winners and losers in the Anthropocene." Plants People Planet, https://doi.org/10.1002/ppp3.10252.
• Carrington, C. M. Sean, Edwards, Robert D., and Krupnick, Gary A. 2018. "Assessment of the Distribution of Seed Plants Endemic to the Lesser Antilles in Terms of Habitat, Elevation, and Conservation Status." Caribbean Naturalist, Special Issue No. 2 30–47.
• DeFilipps, Robert A. and Krupnick, Gary A. 2018. "The medicinal plants of Myanmar." PhytoKeys, (102) 1–341. https://doi.org/10.3897/phytokeys.102.24380.
• Carrington, C. M. Sean, Krupnick, Gary A., and Acevedo-Rodríguez, Pedro. 2017. "Herbarium-Based Preliminary Conservation Assessments of Lesser Antillean Endemic Seed Plants Reveal a Flora at Risk." Botanical review, 83, (2) 107–151. https://doi.org/10.1007/s12229-017-9182-5.
• Krupnick, Gary A. and Knowlton, Nancy. 2017. "Earth Optimism: Success Stories in Plant Conservation." Annals of the Missouri Botanical Garden, 102, (2) 331–340. https://doi.org/10.3417/D-16-00010A.
• Krupnick, Gary A. 2013. "Conservation of Tropical Plant Biodiversity: What Have We Done, Where Are We Going?" Biotropica, 45, (6) 693–708. https://doi.org/10.1111/btp.12064.
• Krupnick, Gary A., McCormick, Melissa K., Mirenda, Thomas, and Whigham, Dennis F. 2013. "The Status and Future of Orchid Conservation in North America." Annals of the Missouri Botanical Garden, 99, (2) 180–198. https://doi.org/10.3417/2011108.
• Miller, James S., Krupnick, Gary A., Stevens, Hannah, Porter-Morgan, Holly, Boom, Brian, Acevedo-Rodríguez, Pedro, Ackerman, James D., Kolterman, Duane, Santiago, Eugenio, Torres, Christian, and Velez, Jeanine. 2013. "Toward Target 2 of the Global Strategy for Plant Conservation: An Expert Analysis of the Puerto Rican Flora to Validate New Streamlined Methods for Assessing Conservation Status¹." Annals of the Missouri Botanical Garden, 99, (2) 199–205. https://doi.org/10.3417/2011121.
• Miller, James S., Porter-Morgan, Holly A., Stevens, Hannah, Boom, Brian, Krupnick, Gary A., Acevedo-Rodríguez, Pedro, Fleming, James, and Gensler, Micah. 2012. "Addressing target two of the Global Strategy for Plant Conservation by rapidly identifying plants at risk." Biodiversity and Conservation, 21, (7) 1877–1887. https://doi.org/10.1007/s10531-012-0285-3.
• Krupnick, Gary A., Kress, W. John, and Wagner, Warren L. 2009. "Achieving Target 2 of the Global Strategy for Plant Conservation: building a preliminary assessment of vascular plant species using data from herbarium specimens." Biodiversity and Conservation, 18, (6) 1459–1474. https://doi.org/10.1007/s10531-008-9494-1.
• Kress, W. John and Krupnick, Gary A. 2006. "The future of floras: new frameworks, new technologies, new uses." Taxon, 55 579–580.
• Krupnick, Gary A. and Kress, W. John. 2003. "Hotspots and ecoregions: a test of conservation priorities using taxonomic data." Biodiversity and Conservation, 12 2237–2253.
• Avila-Sakar, G., Krupnick, Gary A., and Stephenson, A. G. 2001. "Growth and resource allocation in Cucurbita pepo ssp. taxana: Effects of fruit removal." International Journal of Plant Sciences, 162 1089–1095.
• Kress, W. John, Miller, Scott E., Krupnick, Gary A., and Lovejoy, Thomas E. 2001. "Museum collections and conservation efforts." Science, 291 828–829.
• Krupnick, Gary A., Avila, G., Brown, K. M., and Stephenson, A. G. 2000. "Effects of herbivory on internal ethylene production and sex expression in Cucurbita texana." Functional Ecology, 14 215–225.
• Krupnick, Gary A., Brown, K. M., and Stephenson, A. G. 1999. "Fruit production, internal endogenous ethylene levels, and sex expression in Cucurbita texana." International Journal of Plant Sciences, 160 321–330.
• Krupnick, Gary A. and Weis, A. E. 1999. "Effect of floral herbivory on male and female reproductive success in Isomeris arborea." Ecology, 80 135–149.
• Krupnick, Gary A., Weis, A. E., and Campbell, D. R. 1999. "The consequences of floral herbivory for pollinator service to Isomeris arborea." Ecology, 80 125–134.
• Krupnick, Gary A. and Weis, A. E. 1998. "Floral herbivore effect on the sex expression of an andromonoecious plant, Isomeris arborea (Capparaceae)." Plant Ecology, 134 151–162.

Web Page / Electronic Publication

• Krupnick, Gary A. 2022. Macrosamanea froesii
  . The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources.
• Krupnick, Gary A. 2022. Myrsine minutiflora
  . The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources.
• Krupnick, Gary A. 2022. Moronobea intermedia
  . The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources.
• Krupnick, Gary A. 2021. Styrax hypochryseus
  . The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources.
• Krupnick, Gary A. and Morales M., P. A. 2021. Phyllanoa colombiana
  . The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources.
• Krupnick, Gary A. and Morales M., P. A. 2021. Clusia calimae
  . The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources.
• Canteiro, C., Lucas, E., Carrington, C. M. S., Krupnick, Gary A., and Acevedo-Rodriguez, P. 2018. Myrcia antillana
  . The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources.

Book Chapter

• Krupnick, Gary A. 2009. "Assessing the conservation status of endangered plant species." In Losing Paradise? Endangered Plants Here and Around the World. Woodin, Carol, editor. 11–12. New York: American Society of Botanical Artists.
• Krupnick, Gary A. 2009. "Some organizations that assess the conservation status of endangered plant species." In Losing Paradise? Endangered Plants Here and Around the World. Woodin, Carol, editor. 13–14. New York: American Society of Botanical Artists.
• Kress, W. John and Krupnick, Gary A. 2005. "Conclusions: Documenting and conserving plant diversity in the future." In Plant Conservation: A Natural History Approach. Krupnick, Gary A. and Kress, W. John, editors. 313–318.
• Krupnick, Gary A. 2005. "Species assessment: The IUCN Red List." In Plant Conservation: A Natural History Approach. Krupnick, Gary A. and Kress, W. John, editors. 241–247.
• Krupnick, Gary A. 2005. "Hot spots and ecoregions." In Plant Conservation: A Natural History Approach. Krupnick, Gary A. and Kress, W. John, editors. 218–223.
• Mutke, J., Kier, G., Krupnick, Gary A., and Barthlott, W. 2005. "Terrestrial plant diversity." In Plant Conservation: A Natural History Approach. Krupnick, Gary A. and Kress, W. John, editors. 15–25.
• Krupnick, Gary A. and Rubis, J. 2002. "Plant richness and endemism in the Indo-Pacific: Dipterocarpaceae." In Terrestrial Ecoregions of the Indo-Pacific. Wikramanayake, E., Dinerstein, Eric, and Loucks, C. J., editors. 92–98.

Book

• Krupnick, Gary A. and Kress, W. John. 2005. Plant Conservation: A Natural History Approach. University of Chicago Press.