R. Greg Thorn

6.7k total citations · 1 hit paper
57 papers, 1.9k citations indexed

About

R. Greg Thorn is a scholar working on Plant Science, Cell Biology and Ecology, Evolution, Behavior and Systematics. According to data from OpenAlex, R. Greg Thorn has authored 57 papers receiving a total of 1.9k indexed citations (citations by other indexed papers that have themselves been cited), including 47 papers in Plant Science, 33 papers in Cell Biology and 20 papers in Ecology, Evolution, Behavior and Systematics. Recurrent topics in R. Greg Thorn's work include Mycorrhizal Fungi and Plant Interactions (42 papers), Plant Pathogens and Fungal Diseases (32 papers) and Fungal Biology and Applications (17 papers). R. Greg Thorn is often cited by papers focused on Mycorrhizal Fungi and Plant Interactions (42 papers), Plant Pathogens and Fungal Diseases (32 papers) and Fungal Biology and Applications (17 papers). R. Greg Thorn collaborates with scholars based in Canada, United States and Germany. R. Greg Thorn's co-authors include George Barron, Jean‐Marc Moncalvo, C. A. Reddy, Rytas Vilgalys, Michael D. J. Lynch, Scott A. Redhead, Zoë Lindo, Ellen Larsson, Timothy J. Baroni and Stig Jacobsson and has published in prestigious journals such as Science, SHILAP Revista de lepidopterología and PLoS ONE.

In The Last Decade

R. Greg Thorn

55 papers receiving 1.8k citations

Hit Papers

One hundred and seventeen clades of euagarics 2002 2026 2010 2018 2002 100 200 300 400 500
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. One hundred and seventeen clades of euagarics
    2002 584 citations Jean‐Marc Moncalvo, Rytas Vilgalys et al. Molecular Phylogenetics and Evolution profile →

Peers

R. Greg Thorn
Audrius Menkis Sweden
Michal Tomšovský Czechia
Alfredo Vizzini Italy
Bradley R. Kropp United States
Roland Marmeisse France
Qi Zhao China
Karen W. Hughes United States
M. Lalonde Canada
Derek Peršoh Germany
Joanne E. Taylor South Africa
Audrius Menkis Sweden
R. Greg Thorn
Citations per year, relative to R. Greg Thorn R. Greg Thorn (= 1×) peers Audrius Menkis

Countries citing papers authored by R. Greg Thorn

Since Specialization
Citations

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

Fields of papers citing papers by R. Greg Thorn

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by R. Greg Thorn. 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 R. Greg Thorn. The network helps show where R. Greg Thorn may publish in the future.

Co-authorship network of co-authors of R. Greg Thorn

This figure shows the co-authorship network connecting the top 25 collaborators of R. Greg Thorn. A scholar is included among the top collaborators of R. Greg Thorn 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 R. Greg Thorn. R. Greg Thorn 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.
Thorn, R. Greg, et al.. (2025). A multilocus phylogeny of Hericium ( Hericiaceae, Russulales ). Persoonia - Molecular Phylogeny and Evolution of Fungi. 55(1). 141–158.
2.
Sveshnikov, Dmitry, et al.. (2022). Multiple Fungi May Connect the Roots of an Orchid (Cypripedium reginae) and Ash (Fraxinus nigra) in Western Newfoundland. SHILAP Revista de lepidopterología. 3. 805127–805127. 3 indexed citations
3.
Thorn, R. Greg, et al.. (2021). Simple Matching Using QIIME 2 and RDP Reveals Misidentified Sequences and an Underrepresentation of Fungi in Reference Datasets. Frontiers in Genetics. 12. 768473–768473. 5 indexed citations
4.
Stalpers, Joost A., Scott A. Redhead, Tom W. May, et al.. (2021). Competing sexual-asexual generic names in Agaricomycotina (Basidiomycota) with recommendations for use. IMA Fungus. 12(1). 22–22. 17 indexed citations
5.
6.
Thorn, R. Greg, Thu Huong Pham, Natalia P. Vidal, et al.. (2021). Identification and analyses of the chemical composition of a naturally occurring albino mutant chanterelle. Scientific Reports. 11(1). 20590–20590. 6 indexed citations
7.
Consiglio, Giovanni, Ledo Setti, & R. Greg Thorn. (2018). New species of Hohenbuehelia, with comments on the Hohenbuehelia atrocoerulea – Nematoctonus robustus species complex. Persoonia - Molecular Phylogeny and Evolution of Fungi. 41(1). 202–212. 6 indexed citations
8.
Thorn, R. Greg, et al.. (2018). An Onychophoran and Its Putative Lepidopteran Mimic in the Arboreal Bryosphere of an Ecuadorian Cloud Forest. American Entomologist. 64(2). 94–101. 1 indexed citations
9.
Thorn, R. Greg, et al.. (2016). Gymnopanella nothofagi , a new genus and species of gymnopoid fungi (Omphalotaceae) from Chilean Nothofagus forest. Mycologia. 108(4). 820–827. 7 indexed citations
10.
Thorn, R. Greg, et al.. (2016). Experimental Climate Change Modifies Degradative Succession in Boreal Peatland Fungal Communities. Microbial Ecology. 73(3). 521–531. 27 indexed citations
11.
Gloor, Gregory B., et al.. (2016). New Primers for Discovering Fungal Diversity Using Nuclear Large Ribosomal DNA. PLoS ONE. 11(7). e0159043–e0159043. 46 indexed citations
12.
13.
Garcı́a, M.L., Mirjam Urb, R. Greg Thorn, et al.. (2012). Penicillium mallochii and P. guanacastense, two new species isolated from Costa Rican caterpillars. Mycotaxon. 119(1). 315–328. 22 indexed citations
14.
Marek, Stephen M., et al.. (2009). Molecular systematics of the cotton root rot pathogen, Phymatotrichopsis omnivora. Persoonia - Molecular Phylogeny and Evolution of Fungi. 22(1). 63–74. 21 indexed citations
15.
Thorn, R. Greg, et al.. (2007). Phylogenetic analyses of Nematoctonus and Hohenbuehelia (Pleurotaceae). Canadian Journal of Botany. 85(8). 762–773. 17 indexed citations
16.
Thorn, R. Greg, Jean‐Marc Moncalvo, Scott A. Redhead, D. Jean Lodge, & María P. Martín. (2005). A new poroid species ofResupinatusfrom Puerto Rico, with a reassessment of the cyphelloid genusStigmatolemma. Mycologia. 97(5). 1140–1151. 10 indexed citations
17.
Moncalvo, Jean‐Marc, Rytas Vilgalys, Scott A. Redhead, et al.. (2002). One hundred and seventeen clades of euagarics. Molecular Phylogenetics and Evolution. 23(3). 357–400. 584 indexed citations breakdown →
18.
Thorn, R. Greg, Jean‐Marc Moncalvo, C. A. Reddy, & Rytas Vilgalys. (2000). Phylogenetic Analyses and the Distribution of Nematophagy Support a Monophyletic Pleurotaceae within the Polyphyletic Pleurotoid-Lentinoid Fungi. Mycologia. 92(2). 241–241. 59 indexed citations
19.
Hibbett, David S. & R. Greg Thorn. (1994). Nematode-trapping in Pleurotus tuberregium. Mycologia. 86(5). 696–699. 40 indexed citations
20.
Thorn, R. Greg & George Barron. (1986). Nematoctonus and the tribe Resupinateae in Ontario, Canada. Mycotaxon. 25(2). 321–453. 47 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.

Explore authors with similar magnitude of impact

Breakdown of academic impact, for papers by Audrius Menkis Breakdown of academic impact, for papers by Michal Tomšovský Breakdown of academic impact, for papers by Alfredo Vizzini Breakdown of academic impact, for papers by Bradley R. Kropp Breakdown of academic impact, for papers by Roland Marmeisse Breakdown of academic impact, for papers by Qi Zhao Breakdown of academic impact, for papers by Karen W. Hughes Breakdown of academic impact, for papers by M. Lalonde Breakdown of academic impact, for papers by Derek Peršoh Breakdown of academic impact, for papers by Joanne E. Taylor
Rankless by CCL
2026