References

Aguilar, R., L. Ashworth, L. Galetto, and M. A. Aizen. 2006. Plant reproductive susceptibility to habitat fragmentation: review and synthesis through a meta-analysis. Ecology Letters 9:968–980.
Ahrné, K., J. Bengtsson, and T. Elmqvist. 2009. Bumble Bees (Bombus spp) along a Gradient of Increasing Urbanization. PLOS ONE 4:e5574.
Andrieu, E., A. Dornier, S. Rouifed, B. Schatz, and P.-O. Cheptou. 2009. The town Crepis and the country Crepis: How does fragmentation affect a plant–pollinator interaction? Acta Oecologica 35:1–7.
Armar-Klemesu, M. 2000. Urban agriculture and food security, nutrition and health. Resource Centre on Urban Agriculture and Forestry:99–117.
Baldock, K. C. R., M. A. Goddard, D. M. Hicks, W. E. Kunin, N. Mitschunas, L. M. Osgathorpe, S. G. Potts, K. M. Robertson, A. V. Scott, G. N. Stone, I. P. Vaughan, and J. Memmott. 2015. Where is the UK’s pollinator biodiversity? The importance of urban areas for flower-visiting insects. Proceedings of the Royal Society B-Biological Sciences 282:20142849.
Banaszak-Cibicka, W., and M. Żmihorski. 2012. Wild bees along an urban gradient: winners and losers. Journal of Insect Conservation 16:331–343.
Barker, C. A., and R. D. Sargent. 2020. Pollination Services to Impatiens capensis (Balsaminaceae) Are Maintained across an Urbanization Gradient. International Journal of Plant Sciences 181:937–944.
Bates, A. J., J. P. Sadler, A. J. Fairbrass, S. J. Falk, J. D. Hale, and T. J. Matthews. 2011. Changing Bee and Hoverfly Pollinator Assemblages along an Urban-Rural Gradient. Plos One 6:e23459.
Bates, D., M. Mächler, B. Bolker, and S. Walker. 2015. Fitting Linear Mixed-Effects Models Using lme4. Journal of Statistical Software 67:1–48.
Bennett, J. M., J. A. Steets, J. H. Burns, L. A. Burkle, J. C. Vamosi, M. Wolowski, G. Arceo-Gómez, M. Burd, W. Durka, A. G. Ellis, L. Freitas, J. Li, J. G. Rodger, V. Ştefan, J. Xia, T. M. Knight, and T.-L. Ashman. 2020. Land use and pollinator dependency drives global patterns of pollen limitation in the Anthropocene. Nature Communications 11:3999.
Birdshire, K. R., A. L. Carper, and C. E. Briles. 2020. Bee community response to local and landscape factors along an urban-rural gradient. Urban Ecosystems 23:689–702.
Bloom, E. H., T. J. Wood, K.-L. J. Hung, J. J. Ternest, L. L. Ingwell, K. Goodell, I. Kaplan, and Z. Szendrei. 2021. Synergism between local- and landscape-level pesticides reduces wild bee floral visitation in pollinator-dependent crops. Journal of Applied Ecology 58:1187–1198.
Brooks, M. E., K. Kristensen, K. J. van Benthem, A. Magnusson, C. W. Berg, A. Nielsen, H. J. Skaug, M. Mächler, and B. M. Bolker. 2017. glmmTMB Balances Speed and Flexibility Among Packages for Zero-inflated Generalized Linear Mixed Modeling. The R Journal 9:378–400.
Buchmann, S. L. 1983. Buzz pollination in angiosperms. Pages 73–113 Little R. J. & Jones C. E. (Eds.) Handbook of experimental pollination biology. New York, NY: van Nostrand Reinhold Company.
Burd, M. 1994. Bateman’s Principle and Plant Reproduction: The Role of Pollen Limitation in Fruit and Seed Set. Botanical Review 60:83–139.
Burdine, J. D., and K. E. McCluney. 2019. Interactive effects of urbanization and local habitat characteristics influence bee communities and flower visitation rates. Oecologia 190:715–723.
Canto-Aguilar, M. A., and V. Parra-Tabla. 2000. Importance of Conserving Alternative Pollinators: Assessing the Pollination Efficiency of the Squash Bee, Peponapis limitaris in Cucurbita moschata (Cucurbitaceae). Journal of Insect Conservation 4:201–208.
Cardinal, S., S. L. Buchmann, and A. L. Russell. 2018. The evolution of floral sonication, a pollen foraging behavior used by bees (Anthophila). Evolution; International Journal of Organic Evolution 72:590–600.
Cardoso, M. C., and R. B. Gonçalves. 2018. Reduction by half: the impact on bees of 34 years of urbanization. Urban Ecosystems 21:943–949.
Carper, A. L., L. S. Adler, P. S. Warren, and R. E. Irwin. 2014. Effects of Suburbanization on Forest Bee Communities. Environmental Entomology 43:253–262.
Carper, A. L., P. S. Warren, L. S. Adler, and R. E. Irwin. 2022. Pollen limitation of native plant reproduction in an urban landscape. American Journal of Botany 109:1969–1980.
Chicco, D., M. J. Warrens, and G. Jurman. 2021. The coefficient of determination R-squared is more informative than SMAPE, MAE, MAPE, MSE and RMSE in regression analysis evaluation. PeerJ Computer Science 7:e623.
Choate, B. A., P. L. Hickman, and E. A. Moretti. 2018. Wild bee species abundance and richness across an urban–rural gradient. Journal of Insect Conservation 22:391–403.
Cooley, H., and M. Vallejo-Marín. 2021. Buzz-Pollinated Crops: A Global Review and Meta-analysis of the Effects of Supplemental Bee Pollination in Tomato. Journal of Economic Entomology 114:505–519.
Descamps, C., A. Jambrek, M. Quinet, and A.-L. Jacquemart. 2021. Warm Temperatures Reduce Flower Attractiveness and Bumblebee Foraging. Insects 12:493.
Dingley, A., S. Anwar, P. Kristiansen, N. W. M. Warwick, C.-H. Wang, B. M. Sindel, and C. I. Cazzonelli. 2022. Precision Pollination Strategies for Advancing Horticultural Tomato Crop Production. Agronomy 12:518.
Fortel, L., M. Henry, L. Guilbaud, A. L. Guirao, M. Kuhlmann, H. Mouret, O. Rollin, and B. E. Vaissière. 2014. Decreasing Abundance, Increasing Diversity and Changing Structure of the Wild Bee Community (Hymenoptera: Anthophila) along an Urbanization Gradient. PLoS ONE 9:e104679.
Geslin, B., V. L. Féon, M. Folschweiller, F. Flacher, D. Carmignac, E. Motard, S. Perret, and I. Dajoz. 2016. The proportion of impervious surfaces at the landscape scale structures wild bee assemblages in a densely populated region. Ecology and Evolution 6:6599–6615.
Geslin, B., B. Gauzens, E. Thébault, and I. Dajoz. 2013. Plant Pollinator Networks along a Gradient of Urbanisation. PLOS ONE 8:e63421.
Gruver, A., and P. CaraDonna. 2021. Chicago Bees: Urban Areas Support Diverse Bee Communities but With More Non-Native Bee Species Compared to Suburban Areas. Environmental Entomology 50:982–994.
Gruver, A. M., and P. J. CaraDonna. 2020. First Records of Megachile apicalis (Hymenoptera: Megachilidae) for Illinois Found in Heavily Urbanized Areas within the City of Chicago. The Great Lakes Entomologist 53:6.
Hall, D. M., G. R. Camilo, R. K. Tonietto, J. Ollerton, K. Ahrné, M. Arduser, J. S. Ascher, K. C. R. Baldock, R. Fowler, G. Frankie, D. Goulson, B. Gunnarsson, M. E. Hanley, J. I. Jackson, G. Langellotto, D. Lowenstein, E. S. Minor, S. M. Philpott, S. G. Potts, M. H. Sirohi, E. M. Spevak, G. N. Stone, and C. G. Threlfall. 2017. The city as a refuge for insect pollinators. Conservation Biology 31:24–29.
Harrison, T., and R. Winfree. 2015. Urban drivers of plant-pollinator interactions. Functional Ecology 29:879–888.
Hou, Q., X. Pang, Y. Wang, K. Sun, L. Jia, S. Zhang, and Q. Li. 2019. Urbanization threaten the pollination of Gentiana dahurica. Scientific Reports 9:583.
Hurd, P. D., E. G. Linsley, and T. W. Whitaker. 1971. Squash and Gourd Bees (peponapis, Xenoglossa) and the Origin of the Cultivated Cucurbita. Evolution 25:218–234.
Kamo, T., A. Nikkeshi, T. Tawaratsumida, Y. Tanaka, S. Nakamura, and S. Kishi. 2022. Pollination efficiency of bumblebee, honeybee, and hawkmoth in kabocha squash, Cucurbita maxima, production in Kagoshima, Japan. Applied Entomology and Zoology 57:119–129.
Klein, A.-M., B. E. Vaissière, J. H. Cane, I. Steffan-Dewenter, S. A. Cunningham, C. Kremen, and T. Tscharntke. 2007. Importance of pollinators in changing landscapes for world crops. Proceedings of the Royal Society B: Biological Sciences 274:303–313.
Knight, T. M., T.-L. Ashman, J. M. Bennett, J. H. Burns, S. Passonneau, and J. A. Steets. 2018. Reflections on, and visions for, the changing field of pollination ecology. Ecology Letters 21:1282–1295.
Knight, T. M., J. A. Steets, J. C. Vamosi, S. J. Mazer, M. Burd, D. R. Campbell, M. R. Dudash, M. O. Johnston, R. J. Mitchell, and T.-L. Ashman. 2005. Pollen Limitation of Plant Reproduction: Pattern and Process. Annual Review of Ecology, Evolution, and Systematics 36:467–497.
Lowenstein, D. M., K. C. Matteson, and E. S. Minor. 2015. Diversity of wild bees supports pollination services in an urbanized landscape. Oecologia 179:811–821.
McGrady, C. M., R. Troyer, and S. J. Fleischer. 2020. Wild Bee Visitation Rates Exceed Pollination Thresholds in Commercial Cucurbita Agroecosystems. Journal of Economic Entomology 113:562–574.
McKinney, M. L. 2006. Urbanization as a major cause of biotic homogenization. Biological Conservation 127:247–260.
McKinney, M. L. 2008. Effects of urbanization on species richness: A review of plants and animals. Urban Ecosystems 11:161–176.
Ollerton, J. 2017. Pollinator Diversity: Distribution, Ecological Function, and Conservation. Annual Review of Ecology, Evolution, and Systematics 48:353–376.
Parker, I. M. 1997. Pollinator Limitation of Cytisus Scoparius (scotch Broom), an Invasive Exotic Shrub. Ecology 78:1457–1470.
Pauw, A. 2007. Collapse of a Pollination Web in Small Conservation Areas. Ecology 88:1759–1769.
Pereira, F. W., L. Carneiro, and R. B. Gonçalves. 2020. More losses than gains in ground-nesting bees over 60 years of urbanization. Urban Ecosystems.
Piano, E., C. Souffreau, T. Merckx, L. F. Baardsen, T. Backeljau, D. Bonte, K. I. Brans, M. Cours, M. Dahirel, N. Debortoli, E. Decaestecker, K. D. Wolf, J. M. T. Engelen, D. Fontaneto, A. T. Gianuca, L. Govaert, F. T. T. Hanashiro, J. Higuti, L. Lens, K. Martens, H. Matheve, E. Matthysen, E. Pinseel, R. Sablon, I. Schön, R. Stoks, K. V. Doninck, H. V. Dyck, P. Vanormelingen, J. V. Wichelen, W. Vyverman, L. D. Meester, and F. Hendrickx. 2020. Urbanization drives cross-taxon declines in abundance and diversity at multiple spatial scales. Global Change Biology 26:1196–1211.
Potts, S. G., J. C. Biesmeijer, C. Kremen, P. Neumann, O. Schweiger, and W. E. Kunin. 2010. Global pollinator declines: trends, impacts and drivers. Trends in Ecology & Evolution 25:345–353.
Rivkin, L. R., V. J. Nhan, A. E. Weis, and M. T. J. Johnson. 2020. Variation in pollinator-mediated plant reproduction across an urbanization gradient. Oecologia 192:1073–1083.
Rosi-Denadai, C. A., P. C. S. Araújo, L. A. de O. Campos, L. Cosme Jr., and R. N. C. Guedes. 2020. Buzz-pollination in Neotropical bees: genus-dependent frequencies and lack of optimal frequency for pollen release. Insect Science 27:133–142.
Ryalls, J. M. W., B. Langford, N. J. Mullinger, L. M. Bromfield, E. Nemitz, C. Pfrang, and R. D. Girling. 2022. Anthropogenic air pollutants reduce insect-mediated pollination services. Environmental Pollution 297:118847.
Serra, B. D. V., and L. A. de O. Campos. 2010. Polinização entomófila de abobrinha, Cucurbita moschata (Cucurbitaceae). Neotropical Entomology 39:153–159.
Seto, K. C., B. Güneralp, and L. R. Hutyra. 2012. Global forecasts of urban expansion to 2030 and direct impacts on biodiversity and carbon pools. Proceedings of the National Academy of Sciences 109:16083–16088.
Seto, K. C., R. Sánchez-Rodríguez, and M. Fragkias. 2010. The New Geography of Contemporary Urbanization and the Environment. Annual Review of Environment and Resources 35:167–194.
Theodorou, P., K. Albig, R. Radzevičiūtė, J. Settele, O. Schweiger, T. E. Murray, and R. J. Paxton. 2017. The structure of flower visitor networks in relation to pollination across an agricultural to urban gradient. Functional Ecology 31:838–847.
Vanbergen, A. J., and the I. P. Initiative. 2013. Threats to an ecosystem service: pressures on pollinators. Frontiers in Ecology and the Environment 11:251–259.
Verboven, H. A. F., R. Brys, and M. Hermy. 2012. Sex in the city: Reproductive success of Digitalis purpurea in a gradient from urban to rural sites. Landscape and Urban Planning 106:158–164.
Wenzel, A., I. Grass, V. V. Belavadi, and T. Tscharntke. 2020. How urbanization is driving pollinator diversity and pollination – A systematic review. Biological Conservation 241:108321.
Williams, N. M., and R. Winfree. 2013. Local habitat characteristics but not landscape urbanization drive pollinator visitation and native plant pollination in forest remnants. Biological Conservation 160:10–18.
Winfree, R., R. Aguilar, D. P. Vázquez, G. LeBuhn, and M. A. Aizen. 2009. A meta-analysis of bees’ responses to anthropogenic disturbance. Ecology 90:2068–2076.