David A. Simpson

4.3k total citations · 1 hit paper
116 papers, 2.6k citations indexed

About

David A. Simpson is a scholar working on Plant Science, Ecology, Evolution, Behavior and Systematics and Ecology. According to data from OpenAlex, David A. Simpson has authored 116 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 83 papers in Plant Science, 56 papers in Ecology, Evolution, Behavior and Systematics and 30 papers in Ecology. Recurrent topics in David A. Simpson's work include Botany, Ecology, and Taxonomy Studies (71 papers), Botany and Plant Ecology Studies (33 papers) and Rangeland and Wildlife Management (28 papers). David A. Simpson is often cited by papers focused on Botany, Ecology, and Taxonomy Studies (71 papers), Botany and Plant Ecology Studies (33 papers) and Rangeland and Wildlife Management (28 papers). David A. Simpson collaborates with scholars based in United Kingdom, Thailand and South Africa. David A. Simpson's co-authors include A. Muthama Muasya, Mark W. Chase, Paul Goetghebeur, Kenneth J. Arrow, David A. Starrett, Partha Dasgupta, Tore Söderqvist, Sara Aniyar, Karl-Göran Mäler and Jane Lubchenco and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and Journal of the American Chemical Society.

In The Last Decade

David A. Simpson

110 papers receiving 2.4k 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.

The Value of Nature and the Nature of Value

2000 746 citations David A. Simpson et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
David A. Simpson United Kingdom	22	1.3k	1.0k	530	522	483	116	2.6k
Alan Hamilton United Kingdom	27	915 0.7×	926 0.9×	760 1.4×	580 1.1×	918 1.9×	57	3.3k
James C. Hickman United States	14	1.7k 1.3×	1.4k 1.4×	1.1k 2.1×	601 1.2×	1.5k 3.1×	35	3.9k
K. Balkwill South Africa	24	1.0k 0.8×	686 0.7×	246 0.5×	462 0.9×	466 1.0×	114	2.2k
Christian Mulder Netherlands	31	833 0.6×	757 0.7×	1.1k 2.0×	381 0.7×	543 1.1×	97	2.9k
P. S. Ramakrishnan India	33	1.0k 0.8×	727 0.7×	613 1.2×	1.0k 1.9×	1.0k 2.1×	161	3.3k
Alberto Búrquez Mexico	26	838 0.6×	1.1k 1.0×	398 0.8×	470 0.9×	667 1.4×	77	2.2k
Anthony Β. Anderson Brazil	28	340 0.3×	537 0.5×	543 1.0×	1.3k 2.5×	573 1.2×	53	2.6k
Roger C. Anderson United States	35	1.9k 1.4×	986 1.0×	1.6k 3.1×	1.1k 2.1×	2.3k 4.8×	113	4.4k
Frances M. Peter	20	477 0.4×	579 0.6×	716 1.4×	715 1.4×	888 1.8×	58	2.5k
Arturo Gómez‐Pompa United States	21	542 0.4×	483 0.5×	386 0.7×	442 0.8×	570 1.2×	56	2.0k

Countries citing papers authored by David A. Simpson

Since Specialization

Citations

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

Fields of papers citing papers by David A. Simpson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by David A. Simpson. 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 David A. Simpson. The network helps show where David A. Simpson may publish in the future.

Co-authorship network of co-authors of David A. Simpson

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

All Works

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20 of 20 papers shown

Suddee, Somran, et al.. (2020). A synopsis of Rungia (Acanthaceae) in Thailand. 48. 61–71. 1 indexed citations

Simpson, David A., et al.. (2020). A synopsis of Thai Piper (Piperaceae). 48. 145–183. 9 indexed citations

Grote, Paul J., et al.. (2019). A checklist of Acanthaceae subfamily Nelsonioideae in Thailand. 47. 241–259. 1 indexed citations

Chantaranothai, Pranom, et al.. (2018). Two new names and five lectotypified taxa for the genus Smilax (Smilacaceae), and the transfer of Smilax petiolatumidus to the genus Dioscorea (Dioscoreaceae). 46. 44–57. 5 indexed citations

Grote, Paul J., et al.. (2018). An annotated checklist of the genus Pseuderanthemum Radlk. (Acanthaceae) in Thailand. 46. 90–111.

Muasya, A. Muthama, et al.. (2017). Taxonomy and phylogenetic position of Fimbristylis fusiformis, a new species of Cyperaceae from Thailand. Blumea - Biodiversity Evolution and Biogeography of Plants. 62(1). 47–52. 4 indexed citations

Trias‐Blasi, Anna, et al.. (2015). A genus‐level phylogenetic linear sequence of monocots. Taxon. 64(3). 552–581. 13 indexed citations

López, María Gabriela & David A. Simpson. (2012). The Bulbostylis capillaris complex (Cyperaceae) in southern South America. Kew Bulletin. 67(2). 225–234. 3 indexed citations

Muasya, A. Muthama, Isabel Larridon, Marc Reynders, et al.. (2011). The Cyperaceae in Madagascar show increased species richness in upland forest and wetland habitats. Plant Ecology and Evolution. 144(3). 357–362. 9 indexed citations

10.

Larridon, Isabel, Wim Huygh, Marc Reynders, et al.. (2011). Nomenclature and typification of names of genera and subdivisions of genera inCypereae(Cyperaceae): 2. Names of subdivisions ofCyperus. Taxon. 60(3). 868–884. 25 indexed citations

11.

Muasya, A. Muthama, David A. Simpson, Mark W. Chase, & Alastair Culham. (2009). A Phylogeny of Isolepis (Cyperaceae) Inferred Using Plastid rbcL and trnL-F Sequence Data. Systematic Botany. 26(2). 342–353. 20 indexed citations

12.

Smith, Selena Y., Margaret E. Collinson, David A. Simpson, et al.. (2009). Elucidating the affinities and habitat of ancient, widespread Cyperaceae: Volkeria messelensis gen. et sp. nov., a fossil mapanioid sedge from the Eocene of Europe. American Journal of Botany. 96(8). 1506–1518. 27 indexed citations

13.

Muasya, A. Muthama, Alexander Vrijdaghs, David A. Simpson, et al.. (2008). What is a Genus in Cypereae: Phylogeny, Character Homology Assessment and Generic Circumscription in Cypereae. The Botanical Review. 75(1). 52–66. 61 indexed citations

14.

Simpson, David A., Carol A. Furness, Trevor R. Hodkinson, A. Muthama Muasya, & Mark W. Chase. (2003). Phylogenetic relationships in Cyperaceae subfamily Mapanioideae inferred from pollen and plastid DNA sequence data. American Journal of Botany. 90(7). 1071–1086. 86 indexed citations

15.

Whitten, Tony, John Dransfield, M. J. E. Coode, & David A. Simpson. (1998). Plant Diversity in Malesia III. Proceedings of the Third International Flora Malesiana Symposium 1995. Kew Bulletin. 53(3). 758–758. 7 indexed citations

16.

Dransfield, John, M. J. E. Coode, David A. Simpson, & Kew Royal Botanic Gardens. (1997). Proceedings of The Third International Flora Malesiana Symposium 1995. 2 indexed citations

17.

Simpson, David A. & Kew Royal Botanic Gardens. (1992). A Revision of the genus Mapania (Cyperaceae). 17 indexed citations

18.

Simpson, David A.. (1990). Displacement of Elodea canadensis Michx by Elodea nuttallii (Planch.) H. St John in the British Isles.. New Journal of Botany. 18(2). 173–177. 43 indexed citations

19.

Simpson, David A.. (1988). Phenotypic plasticity of Elodea nuttalIii (Planch.) H. St John and Elodea canadensis Michx in the British Isles. New Journal of Botany. 17(2). 121–132. 20 indexed citations

20.

Collins, R. P., Sheila F. McNally, David A. Simpson, & Mike Jones. (1988). Studies on infraspecific variation in Cyperus longus L. from Europe. New Phytologist. 110(2). 279–289. 1 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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