World's Best Scientists 2026 revealed!

D-Index & Metrics

Plant Science and Agronomy

D-Index
52
Citations
12478
World Ranking
1869
National Ranking
489

James A. Doyle publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where James A. Doyle sits on this spectrum.

36–40 publications: 2 scientists 41–45 publications: 7 scientists 46–50 publications: 40 scientists 51–55 publications: 58 scientists 56–60 publications: 60 scientists 61–65 publications: 107 scientists 66–70 publications: 130 scientists 71–75 publications: 153 scientists 76–80 publications: 191 scientists 81–85 publications: 199 scientists 86–90 publications: 206 scientists 91–95 publications: 218 scientists 96–100 publications: 226 scientists 101–105 publications: 227 scientists 106–110 publications: 247 scientists 111–115 publications: 255 scientists 116–120 publications: 253 scientists 121–125 publications: 233 scientists 126–130 publications: 219 scientists 131–135 publications: 201 scientists 136–140 publications: 194 scientists 141–145 publications: 176 scientists 146–150 publications: 157 scientists 151–155 publications: 147 scientists 156–160 publications: 151 scientists 161–165 publications: 159 scientists 166–170 publications: 137 scientists 171–175 publications: 128 scientists 176–180 publications: 126 scientists 181–185 publications: 98 scientists 186–190 publications: 114 scientists 191–195 publications: 100 scientists 196–200 publications: 90 scientists 201–205 publications: 71 scientists 206–210 publications: 98 scientists 211–215 publications: 70 scientists 216–220 publications: 86 scientists 221–225 publications: 61 scientists 226–230 publications: 58 scientists 231–235 publications: 53 scientists 236–240 publications: 64 scientists 241–245 publications: 39 scientists 246–250 publications: 46 scientists 251–255 publications: 51 scientists 256–260 publications: 36 scientists 261–265 publications: 44 scientists 266–270 publications: 35 scientists 271–275 publications: 30 scientists 276–280 publications: 33 scientists 281–285 publications: 35 scientists 286–290 publications: 36 scientists 291–295 publications: 26 scientists 296–300 publications: 26 scientists 301–305 publications: 31 scientists 306–310 publications: 30 scientists 311–315 publications: 21 scientists 316–320 publications: 29 scientists 321–325 publications: 14 scientists 326–330 publications: 15 scientists 331–335 publications: 15 scientists 336–340 publications: 17 scientists 341–345 publications: 15 scientists 346–350 publications: 12 scientists 351–355 publications: 17 scientists 356–360 publications: 18 scientists 361–365 publications: 12 scientists 366–370 publications: 11 scientists 371–375 publications: 6 scientists 376–380 publications: 6 scientists 381–385 publications: 11 scientists 386–390 publications: 9 scientists 391–395 publications: 10 scientists 396–400 publications: 8 scientists 401–405 publications: 4 scientists 406–410 publications: 9 scientists 411–415 publications: 11 scientists 416–420 publications: 4 scientists 421–425 publications: 7 scientists 426–430 publications: 4 scientists 431–435 publications: 3 scientists 436–440 publications: 5 scientists 441–445 publications: 8 scientists 446–450 publications: 6 scientists 451–455 publications: 7 scientists 456–460 publications: 5 scientists 461–465 publications: 6 scientists 466 publications: 2 scientists 467+ publications: 99 scientists
36 publications 467+

This scientist: 96 publications — 22nd percentile

22% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 467 publications or more.

James A. Doyle D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where James A. Doyle sits on this spectrum.

30 D-Index: 200 scientists 31 D-Index: 236 scientists 32 D-Index: 253 scientists 33 D-Index: 283 scientists 34 D-Index: 288 scientists 35 D-Index: 240 scientists 36 D-Index: 246 scientists 37 D-Index: 243 scientists 38 D-Index: 247 scientists 39 D-Index: 229 scientists 40 D-Index: 232 scientists 41 D-Index: 230 scientists 42 D-Index: 228 scientists 43 D-Index: 219 scientists 44 D-Index: 193 scientists 45 D-Index: 164 scientists 46 D-Index: 158 scientists 47 D-Index: 143 scientists 48 D-Index: 131 scientists 49 D-Index: 127 scientists 50 D-Index: 122 scientists 51 D-Index: 122 scientists 52 D-Index: 110 scientists 53 D-Index: 102 scientists 54 D-Index: 98 scientists 55 D-Index: 79 scientists 56 D-Index: 85 scientists 57 D-Index: 88 scientists 58 D-Index: 91 scientists 59 D-Index: 62 scientists 60 D-Index: 61 scientists 61 D-Index: 59 scientists 62 D-Index: 54 scientists 63 D-Index: 61 scientists 64 D-Index: 59 scientists 65 D-Index: 58 scientists 66 D-Index: 41 scientists 67 D-Index: 49 scientists 68 D-Index: 39 scientists 69 D-Index: 32 scientists 70 D-Index: 40 scientists 71 D-Index: 47 scientists 72 D-Index: 38 scientists 73 D-Index: 28 scientists 74 D-Index: 29 scientists 75 D-Index: 28 scientists 76 D-Index: 22 scientists 77 D-Index: 21 scientists 78 D-Index: 25 scientists 79 D-Index: 26 scientists 80 D-Index: 19 scientists 81 D-Index: 16 scientists 82 D-Index: 12 scientists 83 D-Index: 16 scientists 84 D-Index: 14 scientists 85 D-Index: 11 scientists 86 D-Index: 17 scientists 87 D-Index: 13 scientists 88 D-Index: 10 scientists 89 D-Index: 12 scientists 90 D-Index: 18 scientists 91 D-Index: 16 scientists 92 D-Index: 16 scientists 93 D-Index: 17 scientists 94 D-Index: 12 scientists 95 D-Index: 8 scientists 96 D-Index: 9 scientists 97 D-Index: 9 scientists 98 D-Index: 11 scientists 99 D-Index: 12 scientists 100 D-Index: 5 scientists 101 D-Index: 8 scientists 102 D-Index: 4 scientists 103 D-Index: 11 scientists 104 D-Index: 5 scientists 105 D-Index: 9 scientists 106 D-Index: 7 scientists 107 D-Index: 4 scientists 108 D-Index: 8 scientists 109+ D-Index: 99 scientists
30 D-Index 109+

This scientist: 52 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 109 D-Index or more.

Overview

What is he best known for?

The fields of study he is best known for:

  • Genus
  • Botany
  • Paleontology

James A. Doyle mainly focuses on Austrobaileyales, Botany, Nymphaeales, Paleontology and Potomac Group. James A. Doyle has included themes like Sister group and Chloranthaceae in his Austrobaileyales study. James A. Doyle interconnects Amborellaceae and Basal angiosperms in the investigation of issues within Nymphaeales.

James A. Doyle works mostly in the field of Paleontology, limiting it down to topics relating to Evolutionary biology and, in certain cases, Range and Molecular clock. His Potomac Group course of study focuses on Reticulate and Magnoliidae, Tricolpate and Aptian. His work on Caytoniales as part of general Bennettitales research is frequently linked to Monophyly, Magnoliales, Magnoliids and Ovule, thereby connecting diverse disciplines of science.

His most cited work include:

  • Seed plant phylogeny and the origin of angiosperms: An experimental cladistic approach (460 citations)
  • The Bases of Angiosperm Phylogeny: Palynology (435 citations)
  • The Importance of Fossils in Phylogeny Reconstruction (371 citations)

What are the main themes of his work throughout his whole career to date?

His primary scientific interests are in Botany, Pollen, Paleobotany, Austrobaileyales and Magnoliales. His study in Botany is interdisciplinary in nature, drawing from both Laurales and Nymphaeales. His Pollen research focuses on Cretaceous and how it relates to Paleoecology, Macrofossil and Inflorescence.

His Austrobaileyales study frequently links to adjacent areas such as Sister group. The Magnoliales study which covers Anaxagorea that intersects with Genus, Pantropical and Character evolution. His studies in Clade integrate themes in fields like Zoology and Taxon.

He most often published in these fields:

  • Botany (64.10%)
  • Pollen (24.36%)
  • Paleobotany (23.08%)

What were the highlights of his more recent work (between 2013-2020)?

  • Botany (64.10%)
  • Eudicots (14.10%)
  • Evolutionary biology (15.38%)

In recent papers he was focusing on the following fields of study:

James A. Doyle mostly deals with Botany, Eudicots, Evolutionary biology, Gynoecium and Chloranthaceae. The concepts of his Botany study are interwoven with issues in Cretaceous and Nymphaeales. His research integrates issues of Laurales and Magnoliidae in his study of Nymphaeales.

His Austrobaileyales study, which is part of a larger body of work in Eudicots, is frequently linked to Paleobotany, bridging the gap between disciplines. In his study, which falls under the umbrella issue of Evolutionary biology, Long branch attraction is strongly linked to Morphology. His studies deal with areas such as Magnoliids, Pollen and Crown group as well as Chloranthaceae.

Between 2013 and 2020, his most popular works were:

  • The ancestral flower of angiosperms and its early diversification (130 citations)
  • Integrating Early Cretaceous Fossils into the Phylogeny of Living Angiosperms: ANITA Lines and Relatives of Chloranthaceae (56 citations)
  • How deep is the conflict between molecular and fossil evidence on the age of angiosperms (44 citations)

In his most recent research, the most cited papers focused on:

  • Genus
  • Botany
  • Paleontology

James A. Doyle mainly investigates Botany, Eudicots, Chloranthaceae, Nymphaeales and Austrobaileyales. His Botany study focuses mostly on Gynoecium and Stamen. His research in Gynoecium intersects with topics in Tepal, Plant morphology, Perianth and Molecular phylogenetics.

His Eudicots research is multidisciplinary, incorporating perspectives in Evolutionary biology and Taphonomy. The various areas that he examines in his Chloranthaceae study include Magnoliids, Magnoliidae and Amborellaceae. His Magnoliids study combines topics in areas such as Laurales, Potomac Group, Cabombaceae, Crown group and Nymphaeaceae.

Best Publications

  • The Bases of Angiosperm Phylogeny: Palynology

    James W Walker;James A Doyle

  • Seed plant phylogeny and the origin of angiosperms: An experimental cladistic approach

    James A. Doyle;Michael J. Donoghue

  • Early cretaceous fossil evidence for angiosperm evolution

    Leo J. Hickey;James A. Doyle

  • Morphological Phylogenetic Analysis of Basal Angiosperms: Comparison and Combination with Molecular Data

    James A. Doyle;Peter K. Endress

  • Pollen and leaves from the Mid-Cretaceous Potomac group and their bearing on early angiosperm evolution

    J.A. Doyle;L.J. Hickey

  • Reconstructing the ancestral angiosperm flower and its initial specializations.

    Peter K. Endress;James A. Doyle

  • Cretaceous angiosperm pollen of the Atlantic coastal plain and its evolutionary significance

    J A Doyle

  • Towards a phylogenetic nomenclature of Tracheophyta

    Philip D. Cantino;James A. Doyle;Sean W. Graham;Walter S. Judd

  • Phylogenies and angiosperm diversification

    James A. Doyle;Michael J. Donoghue

  • Angiosperm pollen zonation of the continental Cretaceous of the Atlantic coastal plain and its application to deep wells in the Salisbury embayment

    James A. Doyle;Eleanora I. Robbins

  • Sources of error and confidence intervals in estimating the age of angiosperms from rbcL and 18S rDNA data.

    Michael J. Sanderson;James A. Doyle

  • Dark and disturbed: a new image of early angiosperm ecology

    Taylor S. Feild;Nan Crystal Arens;James A. Doyle;Todd E. Dawson

  • Molecular and Fossil Evidence on the Origin of Angiosperms

    James A. Doyle

  • Seed ferns and the origin of angiosperms

    James A. Doyle

  • Seed Plant Phylogeny and the Relationships of Gnetales

    James A. Doyle

  • Hydatellaceae identified as a new branch near the base of the angiosperm phylogenetic tree

    Jeffery M. Saarela;Hardeep S. Rai;James A. Doyle;Peter K. Endress

  • Origin of Angiosperms

    James A. Doyle

  • Integration of morphological and ribosomal RNA data on the origin of angiosperms

    James A. Doyle;Michael J. Donoghue;Elizabeth A. Zimmer

  • PHYLOGENY OF VASCULAR PLANTS

    James A. Doyle

  • Archaefructus--angiosperm precursor or specialized early angiosperm?

    Else Marie Friis;James A. Doyle;Peter K. Endress;Qin Leng

  • Seed plant phylogeny: Demise of the anthophyte hypothesis?

    Michael J. Donoghue;James A. Doyle

  • Phylogenetic analysis of Magnoliales and Myristicaceae based on multiple data sets: implications for character evolution

    Hervé Sauquet;James A. Doyle;Tanya Scharaschkin;Thomas Borsch

Frequent Co-Authors

Peter K. Endress
Peter K. Endress University of Zurich
Michael J. Donoghue
Michael J. Donoghue Yale University
Jürg Schönenberger
Jürg Schönenberger University of Vienna
Patrick S. Herendeen
Patrick S. Herendeen George Washington University
Else Marie Friis
Else Marie Friis Aarhus University
Sean W. Graham
Sean W. Graham University of British Columbia
Kenneth H. Wolfe
Kenneth H. Wolfe University College Dublin
Heinz Saedler
Heinz Saedler Max Planck Society
William Martin
William Martin Heinrich Heine University Düsseldorf
Wen-Hsiung Li
Wen-Hsiung Li Academia Sinica

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