T. D. Pennington

2.7k total citations · 1 hit paper
48 papers, 2.1k citations indexed

About

T. D. Pennington is a scholar working on Ecology, Evolution, Behavior and Systematics, Molecular Biology and Plant Science. According to data from OpenAlex, T. D. Pennington has authored 48 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 35 papers in Ecology, Evolution, Behavior and Systematics, 21 papers in Molecular Biology and 16 papers in Plant Science. Recurrent topics in T. D. Pennington's work include Plant Diversity and Evolution (26 papers), Plant and Fungal Species Descriptions (19 papers) and Plant and animal studies (15 papers). T. D. Pennington is often cited by papers focused on Plant Diversity and Evolution (26 papers), Plant and Fungal Species Descriptions (19 papers) and Plant and animal studies (15 papers). T. D. Pennington collaborates with scholars based in United Kingdom, Germany and United States. T. D. Pennington's co-authors include James Richardson, R. Toby Pennington, Peter M. Hollingsworth, B. T. Styles, T. C. Whitmore, Alexandra N. Muellner‐Riehl, P. J. Grubb, James J. Clarkson, Mark W. Chase and Kyle G. Dexter and has published in prestigious journals such as Science, SHILAP Revista de lepidopterología and New Phytologist.

In The Last Decade

T. D. Pennington

47 papers receiving 1.9k citations

Hit Papers

Rapid Diversification of a Species-Rich Genus of Neotropi... 2001 2026 2009 2017 2001 200 400 600
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.

  1. Rapid Diversification of a Species-Rich Genus of Neotropical Rain Forest Trees
    2001 610 citations James Richardson, T. D. Pennington et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
T. D. Pennington United Kingdom 20 1.3k 830 519 498 286 48 2.1k
Peter C. van Welzen Netherlands 24 1.2k 0.9× 980 1.2× 584 1.1× 276 0.6× 157 0.5× 166 1.9k
P. E. Gibbs United Kingdom 26 1.9k 1.5× 761 0.9× 1.1k 2.2× 710 1.4× 314 1.1× 72 2.7k
Thomas B. Croat United States 22 1.8k 1.4× 867 1.0× 826 1.6× 764 1.5× 265 0.9× 150 2.8k
Sven Buerki United States 27 1.7k 1.3× 1.0k 1.2× 802 1.5× 381 0.8× 416 1.5× 123 2.5k
Gail Reeves South Africa 16 1.3k 1.0× 588 0.7× 571 1.1× 794 1.6× 328 1.1× 19 2.0k
Georg Zizka Germany 29 2.3k 1.8× 613 0.7× 817 1.6× 553 1.1× 246 0.9× 108 3.0k
André M. Amorim Brazil 20 1.6k 1.3× 838 1.0× 418 0.8× 371 0.7× 133 0.5× 149 2.2k
Finn Borchsenius Denmark 27 1.2k 0.9× 361 0.4× 446 0.9× 778 1.6× 244 0.9× 68 1.9k
Reto Nyffeler Switzerland 20 1.5k 1.1× 643 0.8× 705 1.4× 242 0.5× 182 0.6× 45 2.0k
Dominique Strasberg Réunion 27 1.2k 0.9× 428 0.5× 675 1.3× 632 1.3× 242 0.8× 83 2.1k

Countries citing papers authored by T. D. Pennington

Since Specialization
Citations

This map shows the geographic impact of T. D. Pennington'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 T. D. Pennington with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites T. D. Pennington more than expected).

Fields of papers citing papers by T. D. Pennington

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by T. D. Pennington. 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 T. D. Pennington. The network helps show where T. D. Pennington may publish in the future.

Co-authorship network of co-authors of T. D. Pennington

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

All Works

20 of 20 papers shown
1.
Pennington, T. D.. (2024). Flora ilustrada peruana – Inga (Leguminosas) Guabas y Pacaes del Perú. 38(3). 5–453. 1 indexed citations
2.
Richardson, James, et al.. (2018). Biotic homogeneity of putative biogeographic units in the Neotropics: A test with Sapotaceae. Diversity and Distributions. 24(8). 1121–1135. 2 indexed citations
3.
Clarkson, James J., T. D. Pennington, Mark W. Chase, et al.. (2016). PHYLOGENETIC RELATIONSHIPS IN TRICHILIA (MELIACEAE) BASED ON RIBOSOMAL ITS SEQUENCES. Phytotaxa. 259(1). 8 indexed citations
4.
Pennington, T. D.. (2016). SYSTEMATIC TREATMENT OF AMERICAN TRICHILIA (MELIACEAE). Phytotaxa. 259(1). 12 indexed citations
5.
Pennington, T. D. & James J. Clarkson. (2016). Preface to “A revision of American Trichilia (Meliaceae)”. Phytotaxa. 259(1). 1 indexed citations
6.
Pennington, T. D. & James J. Clarkson. (2016). A revision of American Trichilia (Meliaceae). Phytotaxa. 259(1). 4 indexed citations
7.
Muellner‐Riehl, Alexandra N., et al.. (2013). Niche evolution through time and across continents: The story of Neotropical Cedrela (Meliaceae). American Journal of Botany. 100(9). 1800–1810. 40 indexed citations
8.
Muellner‐Riehl, Alexandra N., et al.. (2010). Biogeography of Cedrela (Meliaceae, Sapindales) in Central and South America. American Journal of Botany. 97(3). 511–518. 56 indexed citations
9.
Dexter, Kyle G., T. D. Pennington, & Cliff Cunningham. (2010). Using DNA to assess errors in tropical tree identifications: How often are ecologists wrong and when does it matter?. Ecological Monographs. 80(2). 267–286. 78 indexed citations
10.
Muellner‐Riehl, Alexandra N., T. D. Pennington, & Mark W. Chase. (2009). Molecular phylogenetics of Neotropical Cedreleae (mahogany family, Meliaceae) based on nuclear and plastid DNA sequences reveal multiple origins of “Cedrela odorata”. Molecular Phylogenetics and Evolution. 52(2). 461–469. 49 indexed citations
11.
Pennington, T. D.. (2006). FLORA DA RESERVA DUCKE, AMAZONAS, BRASIL: SAPOTACEAE. Rodriguésia. 57(2). 251–366. 22 indexed citations
12.
Pennington, T. D., et al.. (2004). EL GENERO CEDRELA (MELIACEAE) EN LA ARGENTINA. SHILAP Revista de lepidopterología. 42. 347–356. 6 indexed citations
13.
Pennington, T. D., et al.. (2004). Illustrated Guide to the Trees of Peru. 61 indexed citations
14.
Muellner‐Riehl, Alexandra N., et al.. (2003). Molecular phylogenetics of Meliaceae (Sapindales) based on nuclear and plastid DNA sequences. American Journal of Botany. 90(3). 471–480. 97 indexed citations
15.
Pennington, T. D. & Jens G. Rohwer. (1994). Lauraceae: Nectandra. Flora Neotropica Monograph 60. Kew Bulletin. 49(3). 594–594. 7 indexed citations
16.
Pennington, T. D.. (1990). Flora neotropica. Monograph 52. Sapotaceae.. 771. 35 indexed citations
17.
Pennington, T. D.. (1981). A monograph of neotropical Meliaceae (with accounts of the subfamily Swietenioideae by B. T. Styles and the chemotaxonomy by D. A. H. Taylor).. 4 indexed citations
18.
Pennington, T. D. & B. T. Styles. (1975). A generic monograph of the Meliaceae. Blumea - Biodiversity Evolution and Biogeography of Plants. 22(3). 419–540. 200 indexed citations
19.
Pennington, T. D.. (1969). Materials for a monograph of the Meliaceae. I. A revision of the genus Vavaea. Blumea - Biodiversity Evolution and Biogeography of Plants. 17(2). 351–366. 8 indexed citations
20.
Grubb, P. J., et al.. (1963). A Comparison of Montane and Lowland Rain Forest in Ecuador I. The Forest Structure, Physiognomy, and Floristics. Journal of Ecology. 51(3). 567–567. 225 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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