Risa D. Sargent

3.5k total citations · 1 hit paper
47 papers, 2.6k citations indexed

About

Risa D. Sargent is a scholar working on Ecology, Evolution, Behavior and Systematics, Nature and Landscape Conservation and Plant Science. According to data from OpenAlex, Risa D. Sargent has authored 47 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 41 papers in Ecology, Evolution, Behavior and Systematics, 28 papers in Nature and Landscape Conservation and 26 papers in Plant Science. Recurrent topics in Risa D. Sargent's work include Plant and animal studies (41 papers), Ecology and Vegetation Dynamics Studies (28 papers) and Plant Parasitism and Resistance (25 papers). Risa D. Sargent is often cited by papers focused on Plant and animal studies (41 papers), Ecology and Vegetation Dynamics Studies (28 papers) and Plant Parasitism and Resistance (25 papers). Risa D. Sargent collaborates with scholars based in Canada, United States and United Kingdom. Risa D. Sargent's co-authors include David D. Ackerly, Kathleen M. Kay, Richard H. Ree, Susan Kalisz, Mario Vallejo‐Marín, Carol Goodwillie, Alice A. Winn, Mark O. Johnston, Elizabeth Elle and David A. Moeller and has published in prestigious journals such as Science, Trends in Ecology & Evolution and The American Naturalist.

In The Last Decade

Risa D. Sargent

47 papers receiving 2.5k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Plant mating systems in a changing world

2009 479 citations Christopher G. Eckert, Susan Kalisz et al. Trends in Ecology & Evolution profile →

Peers

Risa D. Sargent

EEBS

NLC

GENET

Atsushi Kawakita Japan

Paulo Eugênio Oliveira Brazil

Kathleen M. Kay United States

Nina Sletvold Sweden

Teruyoshi Nagamitsu Japan

Elizabeth Elle Canada

Montserrat Arista Spain

Christina M. Caruso Canada

John H. Willis United States

Alastair W. Robertson New Zealand

Atsushi Kawakita Japan

Risa D. Sargent

1.8k ×0.8

EEBS

965 ×0.7

554 ×0.4

NLC

611 ×0.9

640 ×1.4

GENET

Citations per year, relative to Risa D. Sargent Risa D. Sargent (= 1×) peers Atsushi Kawakita

Countries citing papers authored by Risa D. Sargent

Since Specialization

Citations

This map shows the geographic impact of Risa D. Sargent's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Risa D. Sargent with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Risa D. Sargent more than expected).

Fields of papers citing papers by Risa D. Sargent

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Risa D. Sargent. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Risa D. Sargent. The network helps show where Risa D. Sargent may publish in the future.

Co-authorship network of co-authors of Risa D. Sargent

This figure shows the co-authorship network connecting the top 25 collaborators of Risa D. Sargent. A scholar is included among the top collaborators of Risa D. Sargent based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Risa D. Sargent. Risa D. Sargent is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Sargent, Risa D., et al.. (2025). Urban landscapes with more natural greenspace support higher pollinator diversity. Ecological Applications. 35(1). e70005–e70005. 2 indexed citations

Forrest, Jessica R. K., et al.. (2024). Phenological mismatch between trees and wildflowers: Reconciling divergent findings in two recent analyses. Journal of Ecology. 112(6). 1184–1199. 6 indexed citations

Sargent, Risa D., et al.. (2022). Higher‐latitude spring‐flowering herbs advance their phenology more than trees with warming temperatures. Journal of Ecology. 111(1). 156–169. 21 indexed citations

Sargent, Risa D., Juli Carrillo, & Claire Kremen. (2022). Common pesticides disrupt critical ecological interactions. Trends in Ecology & Evolution. 38(3). 207–210. 15 indexed citations

Sargent, Risa D., et al.. (2021). Local plant richness predicts bee abundance and diversity in a study of urban residential yards. Basic and Applied Ecology. 58. 64–73. 29 indexed citations

Sargent, Risa D., et al.. (2020). Spring wildflower phenology and pollinator activity respond similarly to climatic variation in an eastern hardwood forest. Oecologia. 193(2). 475–488. 13 indexed citations

Stastny, Michael, et al.. (2020). No evidence that rapid adaptation impedes biological control of an invasive plant. Evolutionary Applications. 13(9). 2472–2483. 2 indexed citations

Thomsen, Christina J. M. & Risa D. Sargent. (2017). Evidence that a herbivore tolerance response affects selection on floral traits and inflorescence architecture in purple loosestrife (Lythrum salicaria). Annals of Botany. 119(8). 1295–1303. 12 indexed citations

Stastny, Michael & Risa D. Sargent. (2017). Evidence for rapid evolutionary change in an invasive plant in response to biological control. Journal of Evolutionary Biology. 30(5). 1042–1052. 25 indexed citations

10.

Sargent, Risa D., et al.. (2015). Indirect effects of herbivory on plant–pollinator interactions in invasive Lythrum salicaria. American Journal of Botany. 102(5). 661–668. 8 indexed citations

11.

Sargent, Risa D., et al.. (2012). Evidence for pollen limitation of a native plant in invaded communities. Oecologia. 172(2). 469–476. 5 indexed citations

12.

Winn, Alice A., Elizabeth Elle, Susan Kalisz, et al.. (2011). ANALYSIS OF INBREEDING DEPRESSION IN MIXED-MATING PLANTS PROVIDES EVIDENCE FOR SELECTIVE INTERFERENCE AND STABLE MIXED MATING. Evolution. 65(12). 3339–3359. 168 indexed citations

13.

Sargent, Risa D., Steven W. Kembel, Nancy C. Emery, Elisabeth J. Forrestel, & David D. Ackerly. (2011). Effect of local community phylogenetic structure on pollen limitation in an obligately insect‐pollinated plant. American Journal of Botany. 98(2). 283–289. 39 indexed citations

14.

Eckert, Christopher G., Susan Kalisz, Monica A. Geber, et al.. (2009). Plant mating systems in a changing world. Trends in Ecology & Evolution. 25(1). 35–43. 479 indexed citations breakdown →

15.

Sargent, Risa D. & David D. Ackerly. (2008). Plant–pollinator interactions and the assembly of plant communities. Trends in Ecology & Evolution. 23(3). 123–130. 332 indexed citations

16.

Sargent, Risa D., Carol Goodwillie, Susan Kalisz, & Richard H. Ree. (2007). Phylogenetic evidence for a flower size and number trade‐off. American Journal of Botany. 94(12). 2059–2062. 74 indexed citations

17.

Kalisz, Susan, Richard H. Ree, & Risa D. Sargent. (2006). Linking floral symmetry genes to breeding system evolution. Trends in Plant Science. 11(12). 568–573. 29 indexed citations

18.

Sargent, Risa D., Mohammad A. Mandegar, & Sarah P. Otto. (2006). A MODEL OF THE EVOLUTION OF DICHOGAMY INCORPORATING SEX‐RATIO SELECTION, ANTHER‐STIGMA INTERFERENCE, AND INBREEDING DEPRESSION. Evolution. 60(5). 934–944. 29 indexed citations

19.

Sargent, Risa D. & Sarah P. Otto. (2005). The Role of Local Species Abundance in the Evolution of Pollinator Attraction in Flowering Plants. The American Naturalist. 167(1). 67–80. 80 indexed citations

20.

Sargent, Risa D. & Sarah P. Otto. (2004). A phylogenetic analysis of pollination mode and the evolution of dichogamy in angiosperms. Evolutionary ecology research. 6(8). 1183–1199. 38 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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