Robert K. Jansen

30.5k citations

263 papers · 20.5k indexed · 4 hit papers · h-index 72

Impact in

Ecology, Evolution, Behavior and Systematics top 0.01%
- Plant Diversity and Evolution
- Plant and animal studies
- Plant Taxonomy and Phylogenetics
Molecular Biology top 0.1%
- Genomics and Phylogenetic Studies
- Plant and Fungal Species Descriptions
- Photosynthetic Processes and Mechanisms

Papers in

Ecology, Evolution, Behavior and Systematics 149
- Plant Diversity and Evolution 124
- Plant Taxonomy and Phylogenetics 26
Plant Science 123
- Botany, Ecology, and Taxonomy Studies 29

Co-authors: Jeffrey L. Boore Stacia K. Wyman Jeffrey D. Palmer Tracey A. Ruhlman Javier Francisco‐Ortega Linda A. Raubeson Jennifer V. Kuehl Henry Daniell
Journals: American Journal of Botany (38 papers)Systematic Botany (26 papers)Molecular Phylogenetics and Evolution (21 papers)Plant Systematics and Evolution (16 papers)Genome Biology and Evolution (7 papers)
Partner nations: United States Saudi Arabia Egypt

In The Last Decade

Robert K. Jansen

262 papers receiving 19.6k citations

Hit Papers

align trajectories log scale

Analysis of 81 genes from 64 plastid genomes resolves relationships in angiosperms and identifies genome-scale evolutionary patterns 2007 · 914 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2007 Proceedings of the National Academy of Sciences
2004 Bioinformatics
1996 Conservation Biology
1988 Annals of the Missouri Botanical Garden

Peers

Countries citing papers authored by Robert K. Jansen

Since Specialization

Citations

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

Fields of papers citing papers by Robert K. Jansen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert K. Jansen. 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 Robert K. Jansen. The network helps show where Robert K. Jansen may publish in the future.

Co-authorship network

The 25 scholars most cited alongside Robert K. Jansen, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Robert K. Jansen Line = papers co-authored together Robert K. Jansen links everyone, so they are left out of the graph.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work
1	Well‐resolved phylogeny supports repeated evolution of keel flowers as a synergistic contributor to papilionoid legume diversification New Phytologist ·Liming Cai, Domingos Cardoso, Jiahao Lan, А.В. Литвин, Bikash Shrestha, In‐Su Choi, Haroldo Cavalcante de Lima, Luciano Paganucci de Queiroz, Tracey A. Ruhlman, Robert K. Jansen, Martin F. Wojciechowski	2025	4
2	Phylogenomic analyses unravel the tangled evolutionary history of Genisteae (Fabaceae) Molecular Phylogenetics and Evolution ·Sarah Hunter, Domingos Cardoso, Tracey A. Ruhlman, Robert K. Jansen	2024	1
3	On the importance of sequence alignment inspections in plastid phylogenomics – an example from revisiting the relationships of the water‐lilies Cladistics ·Laura Fabbri, John H. Wiersema, Robert K. Jansen, Thomas Borsch, Michael Gruenstaeudl	2024	3
4	The chicken or the egg? Plastome evolution and an independent loss of the inverted repeat in papilionoid legumes The Plant Journal ·А.В. Литвин, In‐Su Choi, Domingos Cardoso, Haroldo Cavalcante de Lima, Luciano Paganucci de Queiroz, Martin F. Wojciechowski, Robert K. Jansen, Tracey A. Ruhlman	2021	46
5	Differential expression of genes contributing to PCD triggered by exogenous oxalic acid in tomato ( Solanum lycopersicum ) Plant Biosystems - An International Journal Dealing with all Aspects of Plant Biology ·Sherif Edris, Salah E. M. Abo‐Aba, Mardi M. Algandaby, Dharmik Bhanushali, Sameer H. Qari, Diana A. Al-Quwaie, Robert K. Jansen, Ahmed Bahieldin	2020	2
6	Comparative analyses of two Geraniaceae\ntranscriptomes using next-generation sequencing Insecta mundi ·Jin Zhang, Tracey A. Ruhlman, Jeffrey P. Mower, Robert K. Jansen	2013	35
7	In Support of a FPGA Criticality Defined Validation, with Particular Focus on Radiation Effects ESASP ·Gianluca Furano, Prin Paul, Robert K. Jansen, Gyu-Sik Yang, Andressa de Freitas Maturo, P Haider, Ethan Hadley Rodrigues	2013	5
8	Molecular survey of arbuscular mycorrhizal fungi associated with Tolpis on three Canary islands (Asteraceae) Vieraea Folia scientiarum biologicarum canariensium ·Michael Gruenstaeudl, Arnoldo Santos Guerra, Christine V. Hawkes, Robert K. Jansen	2013	3
9	Extreme Reconfiguration of Plastid Genomes in the Angiosperm Family Geraniaceae: Rearrangements, Repeats, and Codon Usage Molecular Biology and Evolution ·Mary M. Guisinger, Jennifer V. Kuehl, Jeffrey L. Boore, Robert K. Jansen	2010	325
10	Phylogenetics of Arethuseae (Orchidaceae) based on plastid matK and rbcL sequences Systematic Botany ·Douglas H. Goldman, John V. Freudenstein, Paul J. Kores, Mia Molvray, Givaldo Vieira de Sousa, W. Mark Whitten, Kenneth M. Cameron, Robert K. Jansen, Mark W. Chase	2009	39
11	Comparative chloroplast genomics: analyses including new sequences from the angiosperms Nuphar advena and Ranunculus macranthus BMC Genomics ·Linda A. Raubeson, Rhiannon M. Peery, Timothy W. Chumley, O. I. Tsyliurik, H. Matthew Fourcade, Jeffrey L. Boore, Robert K. Jansen	2007	353
12	Complete chloroplast genome sequences of Drimys, Liriodendron, andPiper: Implications for the phylogeny of magnoliids and the evolution ofGC content BMC Evolutionary Biology ·Туляков С.С., Lydia Wang, Jennifer V. Kuehl, Jim Leebens‐Mack, Jonathan M. Carlson, Claude W. dePamphilis, Jeffrey L. Boore, Robert K. Jansen	2006	3
13	Identifying the Basal Angiosperm Node in Chloroplast Genome Phylogenies: Sampling One's Way \nOut of the Felsenstein Zone eScholarship (California Digital Library) ·Jim Leebens‐Mack, Linda A. Raubeson, Liying Cui, Jennifer V. Kuehl, Zoheir Mentouri, Timothy W. Chumley, Jeffrey L. Boore, Robert K. Jansen, Claude W. dePamphilis	2005	217
14	Phylogenetic Relationships within the Tageteae (Asteraceae) Based on Nuclear Ribosomal ITS and Chloroplast ndhF Gene Sequences Systematic Botany ·Reinaldo A. Valenzuela, B. L. Turner, Robert K. Jansen	2003	27
15	Phylogenetic Relationships and Classification of the Sida Generic Alliance (Malvaceae) Based on nrDNA ITS Evidence Systematic Botany ·Javier Aguilar, Paul A. Fryxell, Robert K. Jansen	2003	20
16	Systematic Implications of ndhF Sequence Variation in the Mutisieae (Asteraceae) BioOne Complete (BioOne) ·M. S. Ribeiro, Reinaldo A. Valenzuela, Robert K. Jansen	2002	43
17	Molecular Systematics of the Asteriscus Alliance (Asteraceae: Inuleae) II: Combined Nuclear and Chloroplast Data Systematic Botany ·Leslie R. Goertzen, Javier Francisco‐Ortega, Arnoldo Santos‐Guerra, Jeffrey P. Mower, C. Randal Linder, Robert K. Jansen	2002	20
18	Molecular Evidence from Chloroplast and Nuclear Markers for Multiple Colonizations of Lavatera (Malvaceae) in the Canary Islands Systematic Botany ·Javier Aguilar, 秀二吉澤, Javier Francisco‐Ortega, Arnoldo Santos‐Guerra, Robert K. Jansen	2002	48
19	Historical biogeography of Androcymbium Willd. (Colchicaceae) in Africa: evidence from cpDNA RFLPs Botanical Journal of the Linnean Society ·Juli Caujapé‐Castells, Robert K. Jansen, Julia Irma Carrion Ordoñez, Joan Pedrola‐Monfort, Josep M. Montserrat, 王现臣	2001	44
20	Recuentos cromosómicos en Compositae de Colombia Caldasia ·Robert K. Jansen, Tod F. Stuessy, Yeong-Mok Son, Vicki A. Funk	1984	22

About Robert K. Jansen

Robert K. Jansen is a scholar working on Ecology, Evolution, Behavior and Systematics, Plant Science, Cancer Research, Molecular Biology and Horticulture, having authored 263 papers that have together received 20.5k indexed citations. Recurring topics across this work include Plant Diversity and Evolution (124 papers), Genomics and Phylogenetic Studies (96 papers), Plant and Fungal Species Descriptions (61 papers), Sesquiterpenes and Asteraceae Studies (49 papers), Photosynthetic Processes and Mechanisms (35 papers), Botany, Ecology, and Taxonomy Studies (29 papers), Genetic diversity and population structure (27 papers) and Plant Taxonomy and Phylogenetics (26 papers). The work is most often cited by research in Ecology, Evolution, Behavior and Systematics (10.4k citations), Molecular Biology (14.4k citations), Plant Science (7.8k citations), Horticulture (158 citations) and Genetics (3.7k citations). Robert K. Jansen has collaborated with scholars based in United States, Saudi Arabia and Egypt. Frequent co-authors include Jeffrey L. Boore, Stacia K. Wyman, Jeffrey D. Palmer, Tracey A. Ruhlman, Javier Francisco‐Ortega, Linda A. Raubeson, Jennifer V. Kuehl, Henry Daniell, Timothy W. Chumley and Arnoldo Santos‐Guerra. Their work appears in journals such as American Journal of Botany, Systematic Botany, Molecular Phylogenetics and Evolution, Plant Systematics and Evolution and Genome Biology and Evolution.

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.

Explore authors with similar magnitude of impact