Karen E. Samis

2.9k total citations · 1 hit paper
14 papers, 2.1k citations indexed

About

Karen E. Samis is a scholar working on Ecology, Evolution, Behavior and Systematics, Nature and Landscape Conservation and Ecological Modeling. According to data from OpenAlex, Karen E. Samis has authored 14 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 7 papers in Ecology, Evolution, Behavior and Systematics, 6 papers in Nature and Landscape Conservation and 5 papers in Ecological Modeling. Recurrent topics in Karen E. Samis's work include Plant and animal studies (7 papers), Ecology and Vegetation Dynamics Studies (6 papers) and Species Distribution and Climate Change (5 papers). Karen E. Samis is often cited by papers focused on Plant and animal studies (7 papers), Ecology and Vegetation Dynamics Studies (6 papers) and Species Distribution and Climate Change (5 papers). Karen E. Samis collaborates with scholars based in Canada, United States and Switzerland. Karen E. Samis's co-authors include Christopher G. Eckert, Stephen C. Lougheed, Christopher G. Eckert, Anna L. Hargreaves, Emily S. Darling, John R. Stinchcombe, Katy D. Heath, Sara Dart, Emily J. Austen and Courtney J. Murren and has published in prestigious journals such as Ecology, The American Naturalist and New Phytologist.

In The Last Decade

Karen E. Samis

14 papers receiving 2.0k 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.

Genetic variation across species’ geographical ranges: the central–marginal hypothesis and beyond

2008 1.3k citations Christopher G. Eckert, Karen E. Samis et al. Molecular Ecology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Karen E. Samis Canada	11	1.0k	828	766	668	623	14	2.1k
Christopher G. Eckert Canada	17	1.2k 1.1×	1.2k 1.4×	888 1.2×	555 0.8×	797 1.3×	23	2.4k
James M. Sobel United States	11	694 0.7×	1.2k 1.5×	751 1.0×	321 0.5×	551 0.9×	15	2.0k
Rodney J. Dyer United States	22	1.2k 1.2×	874 1.1×	659 0.9×	300 0.4×	651 1.0×	42	2.0k
Stephen R. Keller United States	25	1.5k 1.4×	892 1.1×	768 1.0×	687 1.0×	824 1.3×	63	2.8k
Mary Morgan‐Richards New Zealand	26	909 0.9×	1.2k 1.4×	656 0.9×	362 0.5×	539 0.9×	123	2.2k
Yvonne Willi Switzerland	26	1.7k 1.7×	1.2k 1.5×	898 1.2×	553 0.8×	829 1.3×	61	3.0k
Brenna R. Forester United States	18	1.2k 1.2×	405 0.5×	452 0.6×	580 0.9×	701 1.1×	35	2.0k
Anna Palmé Sweden	19	1.9k 1.8×	981 1.2×	686 0.9×	406 0.6×	660 1.1×	44	3.0k
Ladislav Paule Slovakia	25	1.2k 1.1×	788 1.0×	706 0.9×	335 0.5×	720 1.2×	83	2.7k
Steven M. Vamosi Canada	29	850 0.8×	1.4k 1.7×	1.2k 1.6×	369 0.6×	841 1.3×	71	2.7k

Countries citing papers authored by Karen E. Samis

Since Specialization

Citations

This map shows the geographic impact of Karen E. Samis'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 Karen E. Samis with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Karen E. Samis more than expected).

Fields of papers citing papers by Karen E. Samis

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Karen E. Samis. 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 Karen E. Samis. The network helps show where Karen E. Samis may publish in the future.

Co-authorship network of co-authors of Karen E. Samis

This figure shows the co-authorship network connecting the top 25 collaborators of Karen E. Samis. A scholar is included among the top collaborators of Karen E. Samis 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 Karen E. Samis. Karen E. Samis is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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14 of 14 papers shown

Samis, Karen E., John R. Stinchcombe, & Courtney J. Murren. (2019). Population climatic history predicts phenotypic responses in novel environments for Arabidopsis thaliana in North America. American Journal of Botany. 106(8). 1068–1080. 9 indexed citations

Samis, Karen E., et al.. (2016). Strong genetic differentiation but not local adaptation toward the range limit of a coastal dune plant. Evolution. 70(11). 2520–2536. 16 indexed citations

Samis, Karen E., et al.. (2014). Microsatellite primers for Camissoniopsis cheiranthifolia (Onagraceae) and cross‐amplification in related species. Applications in Plant Sciences. 2(10). 3 indexed citations

Hargreaves, Anna L., Karen E. Samis, & Christopher G. Eckert. (2013). Are Species’ Range Limits Simply Niche Limits Writ Large? A Review of Transplant Experiments beyond the Range. The American Naturalist. 183(2). 157–173. 301 indexed citations

Samis, Karen E., Courtney J. Murren, Oliver Bossdorf, et al.. (2012). Longitudinal trends in climate drive flowering time clines in North American Arabidopsis thaliana. Ecology and Evolution. 2(6). 1162–1180. 57 indexed citations

Dart, Sara, Karen E. Samis, Emily J. Austen, & Christopher G. Eckert. (2011). Broad geographic covariation between floral traits and the mating system in Camissoniopsis cheiranthifolia (Onagraceae): multiple stable mixed mating systems across the species' range?. Annals of Botany. 109(3). 599–611. 61 indexed citations

Samis, Karen E. & Christopher G. Eckert. (2009). Ecological correlates of fitness across the northern geographic range limit of a Pacific Coast dune plant. Ecology. 90(11). 3051–3061. 43 indexed citations

Eckert, Christopher G., Karen E. Samis, & Stephen C. Lougheed. (2008). Genetic variation across species’ geographical ranges: the central–marginal hypothesis and beyond. Molecular Ecology. 17(5). 1170–1188. 1285 indexed citations breakdown →

Samis, Karen E., Katy D. Heath, & John R. Stinchcombe. (2008). DISCORDANT LONGITUDINAL CLINES IN FLOWERING TIME ANDPHYTOCHROME CINARABIDOPSIS THALIANA. Evolution. 62(12). 2971–2983. 52 indexed citations

10.

Darling, Emily S., Karen E. Samis, & Christopher G. Eckert. (2008). Increased seed dispersal potential towards geographic range limits in a Pacific coast dune plant. New Phytologist. 178(2). 424–435. 93 indexed citations

11.

Samis, Karen E. & Christopher G. Eckert. (2007). TESTING THE ABUNDANT CENTER MODEL USING RANGE-WIDE DEMOGRAPHIC SURVEYS OF TWO COASTAL DUNE PLANTS. Ecology. 88(7). 1747–1758. 91 indexed citations

12.

Samis, Karen E.. (2007). The evolution of species' geographical range limits: an empirical test using two coastal dune plants, Camissonia cheiranthifolia (Onagraceae) and Abronia umbellata (Nyctaginaceae). QSpace (Queen's University Library). 1 indexed citations

13.

Samis, Karen E., S. R. Bowley, & Bryan D. McKersie. (2002). Pyramiding Mn‐superoxide dismutase transgenes to improve persistence and biomass production in alfalfa. Journal of Experimental Botany. 53(372). 1343–1350. 12 indexed citations

14.

Samis, Karen E.. (2002). Pyramiding Mn-superoxide dismutase transgenes to improve persistence and biomass production in alfalfa. Journal of Experimental Botany. 53(372). 1343–1350. 55 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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