Rebecca Irwin

Prado, S. G., Collazo, J. A., Marand, M. H., & Irwin, R. E. (2021). The influence of floral resources and microclimate on pollinator visitation in an agro-ecosystem. AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 307. https://doi.org/10.1016/j.agee.2020.107196

Adler, L. S., Fowler, A. E., Malfi, R. L., Anderson, P. R., Coppinger, L. M., Deneen, P. M., … Stevenson, P. C. (2020). Assessing Chemical Mechanisms Underlying the Effects of Sunflower Pollen on a Gut Pathogen in Bumble Bees. JOURNAL OF CHEMICAL ECOLOGY. https://doi.org/10.1007/s10886-020-01168-4

Stemkovski, M., Pearse, W. D., Griffin, S. R., Pardee, G. L., Gibbs, J., Griswold, T., … Irwin, R. E. (2020). Bee phenology is predicted by climatic variation and functional traits. ECOLOGY LETTERS. https://doi.org/10.1111/ele.13583

Lichtenberg, E. M., Irwin, R. E., & Bronstein, J. L. (2020). Bumble bees are constant to nectar-robbing behaviour despite low switching costs. ANIMAL BEHAVIOUR, 170, 177–188. https://doi.org/10.1016/j.anbehav.2020.09.008

Tauber, J. P., Tozkar, C. O., Schwarz, R. S., Lopez, D., Irwin, R. E., Adler, L. S., & Evans, J. D. (2020). Colony-Level Effects of Amygdalin on Honeybees and Their Microbes. INSECTS, 11(11). https://doi.org/10.3390/insects11110783

Lichtenberg, E. M., Richman, S. K., Irwin, R. E., & Bronstein, J. L. (2020). Competition for nectar resources does not affect bee foraging tactic constancy. ECOLOGICAL ENTOMOLOGY. https://doi.org/10.1111/een.12866

Ngor, L., Palmer-Young, E. C., Burciaga Nevarez, R., Russell, K. A., Leger, L., Giacomini, S. J., … McFrederick, Q. S. (2020). Cross-infectivity of honey and bumble bee-associated parasites across three bee families. PARASITOLOGY, 147(12), 1290–1304. https://doi.org/10.1017/S0031182020001018

Adler, L. S., Barber, N. A., Biller, O. M., & Irwin, R. E. (2020). Flowering plant composition shapes pathogen infection intensity and reproduction in bumble bee colonies. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 117(21), 11559–11565. https://doi.org/10.1073/pnas.2000074117

Fowler, A. E., Irwin, R. E., & Adler, L. S. (2020). [Review of Parasite defense mechanisms in bees: behavior, immunity, antimicrobials, and symbionts]. EMERGING TOPICS IN LIFE SCIENCES, 4(1), 59–76. https://doi.org/10.1042/ETLS20190069

Fowler, A. E., Stone, E. C., Irwin, R. E., & Adler, L. S. (2020). Sunflower pollen reduces a gut pathogen in worker and queen but not male bumble bees. ECOLOGICAL ENTOMOLOGY. https://doi.org/10.1111/een.12915

Inouye, D. W., Underwood, N., Inouye, B. D., & Irwin, R. E. (2020). Support early-career field researchers. https://doi.org/10.1126/science.abc1261

Irwin, R. E., Youngsteadt, E., Warren, P. S., & Bronstein, J. L. (2020). The Evolutionary Ecology of Mutualisms in Urban Landscapes. URBAN EVOLUTIONARY BIOLOGY, pp. 111–129. https://doi.org/10.1093/oso/9780198836841.003.0007

Woodard, S. H., Federman, S., James, R. R., Danforth, B. N., Griswold, T. L., Inouye, D., … Wehling, W. (2020). Towards a US national program for monitoring native bees. BIOLOGICAL CONSERVATION, 252. https://doi.org/10.1016/j.biocon.2020.108821

Pinilla-Gallego, M. S., Williams, E. E., Davis, A., Fitzgerald, J. L., McArt, S. H., & Irwin, R. E. (2020). Within-Colony Transmission of Microsporidian and Trypanosomatid Parasites in Honey Bee and Bumble Bee Colonies. ENVIRONMENTAL ENTOMOLOGY, 49(6), 1393–1401. https://doi.org/10.1093/ee/nvaa112

Prado, S. G., Collazo, J. A., Stevenson, P. C., & Irwin, R. E. (2019). A comparison of coffee floral traits under two different agricultural practices. SCIENTIFIC REPORTS, 9. https://doi.org/10.1038/s41598-019-43753-y

Figueroa, L. L., Blinder, M., Grincavitch, C., Jelinek, A., Mann, E. K., Merva, L. A., … Adler, L. S. (2019). Bee pathogen transmission dynamics: deposition, persistence and acquisition on flowers. PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 286(1903). https://doi.org/10.1098/rspb.2019.0603

Palmer-Young, E. C., Farrell, I. W., Adler, L. S., Milano, N. J., Egan, P. A., Junker, R. R., … Stevenson, P. C. (2019). Chemistry of floral rewards: intra- and interspecific variability of nectar and pollen secondary metabolites across taxa. ECOLOGICAL MONOGRAPHS, 89(1). https://doi.org/10.1002/ecm.1335

LoCascio, G. M., Pasquale, R., Amponsah, E., Irwin, R. E., & Adler, L. S. (2019). Effect of timing and exposure of sunflower pollen on a common gut pathogen of bumble bees. ECOLOGICAL ENTOMOLOGY, 44(5), 702–710. https://doi.org/10.1111/een.12751

Heiling, J. M., Cook, D., Lee, S. T., & Irwin, R. E. (2019). Pollen and vegetative secondary chemistry of three pollen-rewarding lupines. AMERICAN JOURNAL OF BOTANY, 106(5), 643–655. https://doi.org/10.1002/ajb2.1283

LoCascio, G. M., Aguirre, L., Irwin, R. E., & Adler, L. S. (2019). Pollen from multiple sunflower cultivars and species reduces a common bumblebee gut pathogen. ROYAL SOCIETY OPEN SCIENCE, 6(4). https://doi.org/10.1098/rsos.190279

Hamon, L. E., Youngsteadt, E., Irwin, R. E., & Sorenson, C. E. (2019). Pollination Ecology and Morphology of Venus Flytrap in Sites of Varying Time Since Last Fire. ANNALS OF THE ENTOMOLOGICAL SOCIETY OF AMERICA, 112(3), 141–149. https://doi.org/10.1093/aesa/say032

Michaud, K. M., Irwin, R. E., Barber, N. A., & Adler, L. S. (2019). Preinfection Effects of Nectar Secondary Compounds on a Bumble Bee Gut Pathogen. ENVIRONMENTAL ENTOMOLOGY, 48(3), 685–690. https://doi.org/10.1093/ee/nvz018

Palmer‐Young, E. C., Farrell, I. W., Adler, L. S., Milano, N. J., Egan, P. A., Irwin, R. E., & Stevenson, P. C. (2019). Secondary metabolites from nectar and pollen: a resource for ecological and evolutionary studies. Ecology, 100(4), e02621. https://doi.org/10.1002/ECY.2621

Pardee, G. L., Jensen, I. O., Inouye, D. W., & Irwin, R. E. (2019). The individual and combined effects of snowmelt timing and frost exposure on the reproductive success of montane forbs. JOURNAL OF ECOLOGY, 107(4), 1970–1981. https://doi.org/10.1111/1365-2745.13152

Richman, S. K., Irwin, R. E., Bosak, J. T., & Bronstein, J. L. (2018). Consequences of secondary nectar robbing for male components of plant reproduction. American Journal of Botany, 105(5), 943–949. https://doi.org/10.1002/ajb2.1082

Lichtenberg, E. M., Irwin, R. E., & Bronstein, J. L. (2018). Costs and benefits of alternative food handling tactics help explain facultative exploitation of pollination mutualisms. Ecology, 99(8), 1815–1824. https://doi.org/10.1002/ECY.2395

Egan, P. A., Adler, L. S., Irwin, R. E., Farrell, I. W., Palmer-Young, E. C., & Stevenson, P. C. (2018). Crop Domestication Alters Floral Reward Chemistry With Potential Consequences for Pollinator Health. FRONTIERS IN PLANT SCIENCE, 9. https://doi.org/10.3389/fpls.2018.01357

Adler, L. S., Michaud, K. M., Ellner, S. P., McArt, S. H., Stevenson, P. C., & Irwin, R. E. (2018). Disease where you dine: plant species and floral traits associated with pathogen transmission in bumble bees. ECOLOGY, 99(11), 2535–2545. https://doi.org/10.1002/ecy.2503

Rothchild, K. W., Adler, L. S., Irwin, R. E., Sadd, B. M., Stevenson, P. C., & Palmer-Young, E. C. (2018). Effects of short-term exposure to naturally occurring thymol concentrations on transmission of a bumble bee parasite. ECOLOGICAL ENTOMOLOGY, 43(5), 567–577. https://doi.org/10.1111/een.12631

Giacomini, J. J., Leslie, J., Tarpy, D. R., Palmer-Young, E. C., Irwin, R. E., & Adler, L. S. (2018). Medicinal value of sunflower pollen against bee pathogens. SCIENTIFIC REPORTS, 8. https://doi.org/10.1038/s41598-018-32681-y

Irwin, R. E., Warren, P. S., & Adler, L. S. (2018). Phenotypic selection on floral traits in an urban landscape. PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 285(1884). https://doi.org/10.1098/rspb.2018.1239

Urbanowicz, C., Virginia, R. A., & Irwin, R. E. (2018). Pollen limitation and reproduction of three plant species across a temperature gradient in western Greenland. Arctic Antarctic and Alpine Research, 50(1). https://doi.org/10.1080/15230430.2017.1414485

Urbanowicz, C., Virginia, R. A., & Irwin, R. E. (2018). Publisher Correction to: The response of pollen-transport networks to landscape-scale climate variation. Polar Biology, 41(8), 1651–1651. https://doi.org/10.1007/S00300-018-2304-7

Prado, S. G., Collazo, J. A., & Irwin, R. E. (2018). Resurgence of specialized shade coffee cultivation: Effects on pollination services and quality of coffee production. AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 265, 567–575. https://doi.org/10.1016/j.agee.2018.07.002

Madden, A. A., Epps, M. J., Fukami, T., Irwin, R. E., Sheppard, J., Sorger, D. M., & Dunn, R. R. (2018). [Review of The ecology of insect-yeast relationships and its relevance to human industry]. Proceedings of the Royal Society of London. Series B, 285(1875). https://doi.org/10.1098/rspb.2017.2733

Youngsteadt, E., Irwin, R. E., Fowler, A., Bertone, M. A., Giacomini, S. J., Kunz, M., … Sorenson, C. E. (2018). Venus flytrap rarely traps its pollinators. American Naturalist, 191(4), 539–546. https://doi.org/10.1086/696124

Heiling, J. M., Ledbetter, T. A., Richman, S. K., Ellison, H. K., Bronstein, J. L., & Irwin, R. E. (2018). Why are some plant-nectar robber interactions commensalisms? OIKOS, 127(11), 1679–1689. https://doi.org/10.1111/oik.05440

Schaeffer, R. N., Mei, Y. Z., Andicoechea, J., Manson, J. S., & Irwin, R. E. (2017). Consequences of a nectar yeast for pollinator preference and performance. Functional Ecology, 31(3), 613–621. https://doi.org/10.1111/1365-2435.12762

Palmer-Young, E. C., Alison, H., Alexander, J. K., Donnelly, D., Jonathan, A., Connon, S. J., … Adler, L. S. (2017). Context-dependent medicinal effects of anabasine and infection-dependent toxicity in bumble bees. PLoS One, 12(8). https://doi.org/10.1371/journal.pone.0183729

Richman, S. K., Irwin, R. E., Nelson, C. J., & Bronstein, J. L. (2017). Facilitated exploitation of pollination mutualisms: fitness consequences for plants. Journal of Ecology, 105(1), 188–196. https://doi.org/10.1111/1365-2745.12657

Richman, S. K., Irwin, R. E., & Bronstein, J. L. (2017). Foraging strategy predicts foraging economy in a facultative secondary nectar robber. Oikos (Copenhagen, Denmark), 126(9), 1250–1257. https://doi.org/10.1111/oik.04229

Ogilvie, J. E., Griffin, S. R., Gezon, Z. J., Inouye, B. D., Underwood, N., Inouye, D. W., & Irwin, R. E. (2017). Interannual bumble bee abundance is driven by indirect climate effects on floral resource phenology. Ecology Letters, 20(12), 1507–1515. https://doi.org/10.1111/ele.12854

McArt, S. H., Urbanowicz, C., McCoshum, S., Irwin, R. E., & Adler, L. S. (2017). Landscape predictors of pathogen prevalence and range contractions in US bumblebees. Proceedings of the Royal Society of London. Series B, 284(1867). https://doi.org/10.1098/rspb.2017.2181

Palmer-Young, E. C., Tozkar, C. O., Schwarz, R. S., Chen, Y. P., Irwin, R. E., Adler, L. S., & Evans, J. D. (2017). Nectar and pollen phytochemicals stimulate honey bee (Hymenoptera: Apidae) immunity to viral infection. Journal of Economic Entomology, 110(5), 1959–1972. https://doi.org/10.1093/jee/tox193

Palmer-Young, E. C., Sadd, B., Irwin, R. E., & Adler, L. S. (2017). Synergistic effects of floral phytochemicals against a bumble bee parasite. Ecology and Evolution, 7(6), 1836–1849. https://doi.org/10.1002/ece3.2794

Bronstein, J. L., Barker, J. L., Lichtenberg, E. M., Richardson, L. L., & Irwin, R. E. (2017). [Review of The behavioral ecology of nectar robbing: Why be tactic constant?]. Current Opinion in Insect Science, 21, 14–18. https://doi.org/10.1016/j.cois.2017.05.013

Urbanowicz, C., Virginia, R. A., & Irwin, R. E. (2017). The response of pollen-transport networks to landscape-scale climate variation. Polar Biology, 40(11), 2253–2263. https://doi.org/10.1007/s00300-017-2138-8

Palmer-Young, E. C., Sadd, B. M., Stevenson, P. C., Irwin, R. E., & Adler, L. S. (2016). Bumble bee parasite strains vary in resistance to phytochemicals. Scientific Reports, 6. https://doi.org/10.1038/srep37087

Carper, A. L., Adler, L. S., & Irwin, R. E. (2016). Effects of florivory on plant-pollinator interactions: Implications for male and female components of plant reproduction. American Journal of Botany, 103(6), 1061–1070. https://doi.org/10.3732/ajb.1600144

Conroy, T. J., Palmer-Young, E. C., Irwin, R. E., & Adler, L. S. (2016). Food limitation affects parasite load and survival of Bombus impatiens (Hymenoptera: Apidae) infected with Crithidia (Trypanosomatida: Trypanosomatidae). Environmental Entomology, 45(5), 1212–1219. https://doi.org/10.1093/ee/nvw099

Adler, L. S., Leege, L. M., & Irwin, R. E. (2016). Geographic variation in resistance to nectar robbing and consequences for pollination. American Journal of Botany, 103(10), 1819–1828. https://doi.org/10.3732/ajb.1600114

Gezon, Z. J., Inouye, D. W., & Irwin, R. E. (2016). Phenological change in a spring ephemeral: Implications for pollination and plant reproduction. Global Change Biology, 22(5), 1779–1793. https://doi.org/10.1111/gcb.13209

Cook, D., Slominski, A., Gardner, D. R., Pfister, J. A., & Irwin, R. E. (2016). Seasonal variation in the secondary chemistry of foliar and reproductive tissues of Delphinium nuttallianum. Biochemical Systematics and Ecology, 65, 93–99. https://doi.org/10.1016/j.bse.2016.02.006

Stevanovic, J., Schwarz, R. S., Vejnovic, B., Evans, J. D., Irwin, R. E., Glavinic, U., & Stanimirovic, Z. (2016). Species-specific diagnostics of Apis mellifera trypanosomatids: A nine-year survey (2007-2015) for trypanosomatids and microsporidians in Serbian honey bees. Journal of Invertebrate Pathology, 139, 6–11. https://doi.org/10.1016/j.jip.2016.07.001

Hung, K.-L. J., Ascher, J. S., Gibbs, J., Irwin, R. E., & Bolger, D. T. (2015). Effects of fragmentation on a distinctive coastal sage scrub bee fauna revealed through incidental captures by pitfall traps. Journal of Insect Conservation, 19(1), 175–179. https://doi.org/10.1007/S10841-015-9763-8

Schaeffer, R. N., Vannette, R. L., & Irwin, R. E. (2015). Nectar yeasts in Delphinium nuttallianum (Ranunculaceae) and their effects on nectar quality. Fungal Ecology, 18, 100–106. https://doi.org/10.1016/J.FUNECO.2015.09.010

Irwin, R. E., Howell, P., & Galen, C. (2015). Quantifying direct vs. indirect effects of nectar robbers on male and female components of plant fitness. Journal of Ecology, 103(6), 1487–1497. https://doi.org/10.1111/1365-2745.12476

Anthony, W. E., Palmer-Young, E. C., Leonard, A. S., Irwin, R. E., & Adler, L. S. (2015). Testing dose-dependent effects of the nectar alkaloid anabasine on trypanosome parasite loads in adult bumble bees. PLoS One, 10(11). https://doi.org/10.1371/journal.pone.0142496

Irwin, R. E., Warren, P. S., Carper, A. L., & Adler, L. S. (2014). Plant–animal interactions in suburban environments: implications for floral evolution. Oecologia, 174(3), 803–815. https://doi.org/10.1007/S00442-013-2797-2

Irwin, R. E., Cook, D., Richardson, L. L., Manson, J. S., & Gardner, D. R. (2014). Secondary Compounds in Floral Rewards of Toxic Rangeland Plants: Impacts on Pollinators. Journal of Agricultural and Food Chemistry, 62(30), 7335–7344. https://doi.org/10.1021/JF500521W

Cook, D., Manson, J. S., Gardner, D. R., Welch, K. D., & Irwin, R. E. (2013). Norditerpene alkaloid concentrations in tissues and floral rewards of larkspurs and impacts on pollinators. Biochemical Systematics and Ecology, 48, 123–131. https://doi.org/10.1016/j.bse.2012.11.015

Adler, L. S., & Irwin, R. E. (2012). Nectar alkaloids decrease pollination and female reproduction in a native plant. Oecologia, 168(4), 1033–1041. https://doi.org/10.1007/S00442-011-2153-3

Irwin, R. E., & Brody, A. K. (2011). Additive effects of herbivory, nectar robbing and seed predation on male and female fitness estimates of the host plant Ipomopsis aggregata. Oecologia, 166(3), 681–692. https://doi.org/10.1007/s00442-010-1898-4

Irwin, R. E. (2010). Evolutionary Ecology: When Pollinators Are Also Herbivores. Current Biology, 20(3), R100–R101. https://doi.org/10.1016/j.cub.2009.12.005

Wilke, B. J., & Irwin, R. E. (2010). Variation in the phenology and abundance of flowering by native and exotic plants in subalpine meadows. Biological Invasions, 12(7), 2363–2372. https://doi.org/10.1007/s10530-009-9649-3

Sloan, C. D., Duell, E. J., Shi, X., Irwin, R., Andrew, A. S., Williams, S. M., & Moore, J. H. (2009). Ecogeographic genetic epidemiology. Genetic Epidemiology, 33(4), 281–289. https://doi.org/10.1002/gepi.20386

Burkle, L. A., & Irwin, R. E. (2009). The effects of nutrient addition on floral characters and pollination in two subalpine plants, Ipomopsis aggregata and Linum lewisii. Plant Ecology, 203(1), 83–98. https://doi.org/10.1007/s11258-008-9512-0

Egan, J. F., & Irwin, R. E. (2008). Evaluation of the field impact of an adventitious herbivore on an invasive plant, yellow toadflax, in Colorado, USA. Plant Ecology, 199(1), 99–114. https://doi.org/10.1007/s11258-008-9415-0

Brody, A. K., Irwin, R. E., McCutcheon, M. L., & Parsons, E. C. (2008). Interactions between nectar robbers and seed predators mediated by a shared host plant, Ipomopsis aggregata. Oecologia, 155(1), 75–84. https://doi.org/10.1007/s00442-007-0879-8