World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
72
Citations
21029
World Ranking
1229
National Ranking
162

R. Toby Pennington publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where R. Toby Pennington sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 181 publications — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

R. Toby Pennington D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where R. Toby Pennington sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 72 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

R. Toby Pennington is affiliated with the University of Exeter in the United Kingdom and has a substantial research output focused on various aspects of biological sciences, particularly within agricultural and environmental science domains.

Their research spans numerous topics, with a notable concentration on plant and animal studies, plant diversity and evolution, and ecology and vegetation dynamics. Additional areas of focus include species distribution and climate change, conservation, biodiversity, and resource management, as well as genetic diversity and population structure, and plant taxonomy and phylogenetics.

Their work is frequently published in a diverse set of venues, including Zenodo (CERN European Organization for Nuclear Research), bioRxiv (Cold Spring Harbor Laboratory), Frontiers of Biogeography, UEF eRepo (University of Eastern Finland), and Frontiers in Ecology and Evolution.

  • Kyle G. Dexter
  • Luciano Paganucci de Queiroz
  • Gwilym P. Lewis
  • Domingos Cardoso
  • Anne Bruneau

Their recent papers illustrate the range and depth of their scientific inquiries. Notable publications include:

  • "A function-based typology for Earth's ecosystems," 2022, Nature
  • "The Andes through time: evolution and distribution of Andean floras," 2022, Wiardi Beckman Foundation
  • "The Origin of the Legumes is a Complex Paleopolyploid Phylogenomic Tangle Closely Associated with the Cretaceous-Paleogene (K-Pg) Mass Extinction Event," 2020, Systematic Biology
  • "Freezing and water availability structure the evolutionary diversity of trees across the Americas," 2020, Science Advances
  • "Biome Awareness Disparity is BAD for tropical ecosystem conservation and restoration," 2021, Journal of Applied Ecology

Their scientific contributions mainly fall under the broad fields of agricultural and biological sciences and environmental science. Within these fields, they have worked on subfields such as ecology, evolution, behavior and systematics, nature and landscape conservation, global and planetary change, plant science, and ecological modeling.

Best Publications

  • Neotropical seasonally dry forests and Quaternary vegetation changes

    R. Toby Pennington;Darién E. Prado;Colin A. Pendry

  • Recent assembly of the Cerrado, a neotropical plant diversity hotspot, by in situ evolution of adaptations to fire

    Marcelo F. Simon;Rosaura Grether;Luciano P. de Queiroz;Cynthia Skema

  • A new subfamily classification of the leguminosae based on a taxonomically comprehensive phylogeny

    Nasim Azani;Marielle Babineau;C. Donovan Bailey;Hannah Banks

  • Rapid diversification of a species-rich genus of neotropical rain forest trees

    James E. Richardson;James E. Richardson;R. Toby Pennington;Terence D. Pennington;Peter M. Hollingsworth

  • Woody Plant Diversity, Evolution, and Ecology in the Tropics: Perspectives from Seasonally Dry Tropical Forests

    R. Toby Pennington;Matt Lavin;Ary Oliveira-Filho

  • Plant diversity patterns in neotropical dry forests and their conservation implications

    Dryflor;Karina Banda-R;Alfonso Delgado-Salinas;Kyle G. Dexter;Kyle G. Dexter

  • Historical climate change and speciation: neotropical seasonally dry forest plants show patterns of both Tertiary and Quaternary diversification

    R. Toby Pennington;Matt Lavin;Darién E. Prado;Colin A. Pendry

  • Selecting barcoding loci for plants: evaluation of seven candidate loci with species-level sampling in three divergent groups of land plants.

    Michelle L. Hollingsworth;Alex Andra Clark;Laura L. Forrest;James Richardson

  • El bosque seco tropical en Colombia

    Angélica Benítez;Argelina Blanco-Torres;Marian Cabrera;Camilo Calderón-Acevedo

  • An Overview of the Plant Diversity, Biogeography and Conservation of Neotropical Savannas and Seasonally Dry Forests

    R. Toby Pennington;Gwilym P. Lewis;James A. Ratter

  • A function-based typology for Earth’s ecosystems

    Unknown

  • The evolution of antiherbivore defenses and their contribution to species coexistence in the tropical tree genus Inga

    Thomas A. Kursar;Thomas A. Kursar;Kyle G. Dexter;John Lokvam;R. Toby Pennington

  • Neotropical Plant Evolution: Assembling the Big Picture

    Colin E. Hughes;R. Toby Pennington;Alexandre Antonelli

  • Comment on “The global tree restoration potential”

    Joseph W. Veldman;Julie C. Aleman;Julie C. Aleman;Swanni T. Alvarado;T. Michael Anderson

  • Neotropical Savannas and Seasonally Dry Forests : Plant Diversity, Biogeography, and Conservation

    R. Toby Pennington;Gwilym P. Lewis;James A. Ratter

  • Reconstructing the deep-branching relationships of the papilionoid legumes

    D. Cardoso;R. T. Pennington;L. P. de Queiroz;J. S. Boatwright

  • Neotropical Seasonally Dry Forests: Diversity, Endemism, and Biogeography of Woody Plants

    Reynaldo Linares-Palomino;Ary T. Oliveira-Filho;R. Toby Pennington

  • Revisiting the phylogeny of papilionoid legumes: New insights from comprehensively sampled early-branching lineages

    Domingos Cardoso;Luciano P. de Queiroz;R. Toby Pennington;Haroldo C. de Lima

  • The role of immigrants in the assembly of the South American rainforest tree flora

    R. Toby Pennington;Christopher W. Dick

  • Contrasting plant diversification histories within the Andean biodiversity hotspot.

    Pennington Rt;Lavin M;Särkinen T;Lewis Gp

  • Legume phylogeny and classification in the 21st century: Progress, prospects and lessons for other species-rich cladesThe Legume Phylogeny Working GroupTaxon201362217248

    Anne Bruneau;Jeff J. Doyle;Patrick Herendeen

  • v -11.0-.1 Neotropical seasonally dry forests and Quaternary vegetation changes

    R. Toby Pennington;Darien E. Pradot;Colin A. Pendry;Royal Botanic Garden

Frequent Co-Authors

Kyle G. Dexter
Kyle G. Dexter University of Edinburgh
Matt Lavin
Matt Lavin Montana State University
Luciano Paganucci de Queiroz
Luciano Paganucci de Queiroz State University of Feira de Santana
James E. Richardson
James E. Richardson University College Cork
Colin E. Hughes
Colin E. Hughes University of Zurich
Timothy R. Baker
Timothy R. Baker University of Leeds
Phyllis D. Coley
Phyllis D. Coley University of Utah
Thomas A. Kursar
Thomas A. Kursar University of Utah
Gwilym P. Lewis
Gwilym P. Lewis Royal Botanic Gardens
Ary Teixeira de Oliveira-Filho
Ary Teixeira de Oliveira-Filho Universidade Federal de Minas Gerais

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