| How many species of flowering plants are there? LN Joppa, DL Roberts, SL Pimm Proceedings of the Royal Society B: Biological Sciences 278 (1705), 554-559, 2011 | 343 | 2011 |
| A review of the trade in orchids and its implications for conservation A Hinsley, HJ De Boer, MF Fay, SW Gale, LM Gardiner, RS Gunasekara, ... Botanical Journal of the Linnean Society 186 (4), 435-455, 2018 | 332 | 2018 |
| Biodiversity hotspots house most undiscovered plant species LN Joppa, DL Roberts, N Myers, SL Pimm Proceedings of the National Academy of Sciences 108 (32), 13171-13176, 2011 | 305 | 2011 |
| Validation of biological collections as a source of phenological data for use in climate change studies: a case study with the orchid Ophrys sphegodes KM Robbirt, AJ Davy, MJ Hutchings, DL Roberts Journal of Ecology 99 (1), 235-241, 2011 | 230 | 2011 |
| When did the dodo become extinct? DL Roberts, AR Solow Nature 426 (6964), 245-245, 2003 | 213 | 2003 |
| Elevational gradients of species diversity, breeding system and floral traits of orchid species on Reunion Island H Jacquemyn, C Micheneau, DL Roberts, T Pailler Journal of Biogeography 32 (10), 1751-1761, 2005 | 155 | 2005 |
| How many herbarium specimens are needed to detect threatened species? MC Rivers, L Taylor, NA Brummitt, TR Meagher, DL Roberts, ... Biological conservation 144 (10), 2541-2547, 2011 | 153 | 2011 |
| Extinction of one of the world's largest freshwater fishes: Lessons for conserving the endangered Yangtze fauna H Zhang, I Jarić, DL Roberts, Y He, H Du, J Wu, C Wang, Q Wei Science of the Total Environment 710, 136242, 2020 | 147 | 2020 |
| Orchids DL Roberts, KW Dixon Current Biology 18 (8), R325-R329, 2008 | 147 | 2008 |
| Dating first cases of COVID-19 DL Roberts, JS Rossman, I Jarić PLoS Pathogens 17 (6), e1009620, 2021 | 146 | 2021 |
| Species identification by experts and non-experts: comparing images from field guides GE Austen, M Bindemann, RA Griffiths, DL Roberts Scientific Reports 6 (1), 33634, 2016 | 144 | 2016 |
| Estimating the extent and structure of trade in horticultural orchids via social media A Hinsley, TE Lee, JR Harrison, DL Roberts Conservation Biology 30 (5), 1038-1047, 2016 | 139 | 2016 |
| Dynamics of the global trade in live reptiles: Shifting trends in production and consequences for sustainability JE Robinson, RA Griffiths, FAV St John, DL Roberts Biological Conservation 184, 42-50, 2015 | 137 | 2015 |
| The population ecology and social behavior of taxonomists LN Joppa, DL Roberts, SL Pimm Trends in Ecology and Evolution 26 (11), 551-553, 2011 | 131 | 2011 |
| Potential disruption of pollination in a sexually deceptive orchid by climatic change KM Robbirt, DL Roberts, MJ Hutchings, AJ Davy Current Biology 24 (23), 2845-2849, 2014 | 121 | 2014 |
| Assessing the extent and nature of wildlife trade on the dark web JR Harrison, DL Roberts, J Hernandez‐Castro Conservation Biology 30 (4), 900-904, 2016 | 120 | 2016 |
| Heterogeneity in consumer preferences for orchids in international trade and the potential for the use of market research methods to study demand for wildlife A Hinsley, D Verissimo, DL Roberts Biological Conservation 190, 80-86, 2015 | 120 | 2015 |
| How many endangered species remain to be discovered in Brazil SL Pimm, CN Jenkins, LN Joppa, DL Roberts, GJ Russell Natureza & Conservação 8 (1), 71-77, 2010 | 97 | 2010 |
| A nonparametric test for extinction based on a sighting record AR Solow, DL Roberts Ecology 84 (5), 1329-1332, 2003 | 91 | 2003 |
| Significance of sighting rate in inferring extinction and threat GJ McInerny, DL Roberts, AJ Davy, PJ Cribb Conservation Biology 20 (2), 562-567, 2006 | 88 | 2006 |
