| Wallace's Line and plant distributions: two or three phytogeographical areas and where to group Java? PC Van Welzen, JAN Parnell, JWF Slik Biological Journal of the Linnean Society 103 (3), 531-545, 2011 | 159 | 2011 |
| WebbS an Irish Flora J Parnell, T Curtis, E Cullen Cork University Press, 2012 | 141 | 2012 |
| World Flora Online: Placing taxonomists at the heart of a definitive and comprehensive global resource on the world's plants T Borsch, W Berendsohn, E Dalcin, M Delmas, S Demissew, A Elliott, ... Taxon 69 (6), 1311-1341, 2020 | 119 | 2020 |
| Pollination Ecology and Seed Production of Rhododendron Ponticum in Native and Exotic Habitats JC Stout, JAN Parnell, J Arroyo, TP Crowe Biodiversity & Conservation 15, 755-777, 2006 | 96 | 2006 |
| DNA banking for plant breeding, biotechnology and biodiversity evaluation TR Hodkinson, S Waldren, JAN Parnell, CT Kelleher, K Salamin, ... Journal of Plant Research 120, 17-29, 2007 | 92 | 2007 |
| Matters of scale: dealing with one of the largest genera of angiosperms JAN Parnell, LA Craven, ED Biffin Reconstructing the tree of life: taxonomy and systematics of species rich taxa, 2007 | 84 | 2007 |
| The biogeography of the Isthmus of Kra region: a review J Parnell Nordic Journal of Botany 31 (1), 001-015, 2013 | 75 | 2013 |
| Plant collecting spread and densities: their potential impact on biogeographical studies in Thailand JAN Parnell, DA Simpson, J Moat, DW Kirkup, P Chantaranothai, ... Journal of Biogeography 30 (2), 193-209, 2003 | 75 | 2003 |
| A revision of Syzygium Gaertn.(Myrtaceae) in Indochina (Cambodia, Laos and Vietnam) WK Soh, J Parnell Adansonia 37 (2), 179-275, 2015 | 69 | 2015 |
| Identification of a new antinociceptive alkaloid isopropyl N-methylanthranilate from the essential oil of Choisya ternata Kunth NS Radulović, AB Miltojević, M McDermott, S Waldren, JA Parnell, ... Journal of ethnopharmacology 135 (3), 610-619, 2011 | 59 | 2011 |
| Taxonomic revision of tribe Ocimeae Dumort.(Lamiaceae) in continental South East Asia III. Ociminae S Suddee, AJ Paton, JAN Parnell Kew Bulletin, 3-75, 2005 | 58 | 2005 |
| Reconstructing the tree of life: taxonomy and systematics of species rich taxa TR Hodkinson, JAN Parnell CRC Press, 2006 | 52 | 2006 |
| Multivariate analysis of leaf shape patterns in Asian species of the Uvaria group (Annonaceae) C Meade, J Parnell Botanical Journal of the Linnean Society 143 (3), 231-242, 2003 | 52 | 2003 |
| Multi-gene region phylogenetic analysis of the grape family (Vitaceae) A Trias-Blasi, JAN Parnell, TR Hodkinson Systematic Botany 37 (4), 941-950, 2012 | 43 | 2012 |
| Climate change, ecology and systematics TR Hodkinson, MB Jones, S Waldren, JAN Parnell Cambridge University Press, 2011 | 40 | 2011 |
| A taxonomic revision of tribe Ocimeae Dumort.(Lamiaceae) in continental South East Asia II. Plectranthinae S Suddee, AJ Paton, JAN Parnell Kew Bulletin, 379-414, 2004 | 39 | 2004 |
| The current and future status of floristic provinces in Thailand PC van WELZEN, A Madern, N Raes, JAN Parnell, DA Simpson, C Byrne, ... Land use, climate change and biodiversity modeling: perspectives and …, 2011 | 38 | 2011 |
| Comparative leaf anatomy and phylogeny of Syzygium Gaertn. WK Soh, J Parnell Plant Systematics and Evolution 297, 1-32, 2011 | 37 | 2011 |
| A study of the ecological history, vegetation and conservation management of Ile aux Aigrettes, Mauritius JAN Parnell, Q Cronk, PW Jackson, W Strahm Journal of Tropical Ecology 5 (4), 355-374, 1989 | 33 | 1989 |
| A taxonomic revision of tribe Ocimeae Dumort.(Lamiaceae) in continental South East Asia I. introduction, hyptidinae & hanceolinae S Suddee, AJ Paton, JAN Parnell Kew Bulletin, 337-378, 2004 | 32 | 2004 |
