| Pollination syndromes and floral specialization CB Fenster, WS Armbruster, P Wilson, MR Dudash, JD Thomson Annu. Rev. Ecol. Evol. Syst. 35 (1), 375-403, 2004 | 2647 | 2004 |
| Heterogeneity among floral visitors leads to discordance between removal and deposition of pollen P Wilson, JD Thomson Ecology 72 (4), 1503-1507, 1991 | 367 | 1991 |
| ‘Anti‐bee’ and ‘pro‐bird’ changes during the evolution of hummingbird pollination in Penstemon flowers MC Castellanos, P Wilson, JD Thomson Journal of evolutionary biology 17 (4), 876-885, 2004 | 292 | 2004 |
| Pollen transfer by hummingbirds and bumblebees, and the divergence of pollination modes in Penstemon MC Castellanos, P Wilson, JD Thomson Evolution 57 (12), 2742-2752, 2003 | 268 | 2003 |
| Explaining evolutionary shifts between bee and hummingbird pollination: convergence, divergence, and directionality JD Thomson, P Wilson International Journal of Plant Sciences 169 (1), 23-38, 2008 | 252 | 2008 |
| A multivariate search for pollination syndromes among penstemons P Wilson, MC Castellanos, JN Hogue, JD Thomson, WS Armbruster Oikos 104 (2), 345-361, 2004 | 237 | 2004 |
| Vegetation patterns in heterogeneous landscapes: the importance of history and environment G Motzkin, P Wilson, DR Foster, A Allen Journal of Vegetation Science 10 (6), 903-920, 1999 | 237 | 1999 |
| Beyond floral Batemania: gender biases in selection for pollination success P Wilson, JD Thomson, ML Stanton, LP Rigney The American Naturalist 143 (2), 283-296, 1994 | 225 | 1994 |
| Pollen presentation and pollination syndromes, with special reference to Penstemon JD Thomson, P Wilson, M Valenzuela, M Malzone Plant Species Biology 15 (1), 11-29, 2000 | 213 | 2000 |
| Barriers and flow as limiting factors in the spread of an invasive crayfish (Procambarus clarkii) in southern California streams JL Kerby, SPD Riley, LB Kats, P Wilson Biological Conservation 126 (3), 402-409, 2005 | 206 | 2005 |
| Dynamic nectar replenishment in flowers of Penstemon (Scrophulariaceae) MC Castellanos, P Wilson, JD Thomson American Journal of Botany 89 (1), 111-118, 2002 | 180 | 2002 |
| Anther evolution: pollen presentation strategies when pollinators differ MC Castellanos, P Wilson, SJ Keller, AD Wolfe, JD Thomson The American Naturalist 167 (2), 288-296, 2006 | 160 | 2006 |
| How do flowers diverge? P Wilson, JD Thomson Floral biology: studies on floral evolution in animal-pollinated plants, 88-111, 1996 | 156 | 1996 |
| Constrained lability in floral evolution: counting convergent origins of hummingbird pollination in Penstemon and Keckiella P Wilson, AD Wolfe, WS Armbruster, JD Thomson New Phytologist 176 (4), 883-890, 2007 | 143 | 2007 |
| Shifts between bee and bird pollination in Penstemons P Wilson, MC Castellanos, AD Wolfe, JD Thomson Plant–pollinator interactions: from specialization to generalization, 47-68, 2006 | 127 | 2006 |
| Selection for pollination success and the mechanical fit of Impatiens flowers around bumblebee bodies P Wilson Biological Journal of the Linnean Society 55 (4), 355-383, 1995 | 114 | 1995 |
| On inferring hybridity from morphological intermediacy P Wilson Taxon 41 (1), 11-23, 1992 | 111 | 1992 |
| Floral constancy in bumble bees: handling efficiency or perceptual conditioning? P Wilson, M Stine Oecologia 106, 493-499, 1996 | 110 | 1996 |
| The radiation of Calochortus: generalist flowers moving through a mosaic of potential pollinators JD Dilley, P Wilson, MR Mesler Oikos 89 (2), 209-222, 2000 | 88 | 2000 |
| Ecohydrological feedbacks in peatlands: an empirical test of the relationship among vegetation, microtopography and water table A Malhotra, NT Roulet, P Wilson, X Giroux‐Bougard, LI Harris Ecohydrology 9 (7), 1346-1357, 2016 | 86 | 2016 |
James D ThomsonProfessor of Ecology and Evolutionary Biology, University of TorontoVerified email at utoronto.ca