| Genetic and evolutionary consequences of small population size in plants: implications for conservation. SCH Barrett, JR Kohn Genetics and conservation of rare plants.., 3-30, 1991 | 1714 | 1991 |
| The worldwide importance of honey bees as pollinators in natural habitats KLJ Hung, JM Kingston, M Albrecht, DA Holway, JR Kohn Proceedings of the Royal Society B: Biological Sciences 285 (1870), 20172140, 2018 | 599 | 2018 |
| Species selection maintains self-incompatibility EE Goldberg, JR Kohn, R Lande, KA Robertson, SA Smith, B Igić Science 330 (6003), 493-495, 2010 | 474 | 2010 |
| Loss of self-incompatibility and its evolutionary consequences B Igic, R Lande, JR Kohn International Journal of Plant Sciences 169 (1), 93-104, 2008 | 470 | 2008 |
| Evolutionary relationships among self-incompatibility RNases B Igic, JR Kohn Proceedings of the National Academy of Sciences 98 (23), 13167-13171, 2001 | 378 | 2001 |
| Ancient polymorphism reveals unidirectional breeding system shifts B Igic, L Bohs, JR Kohn Proceedings of the National Academy of Sciences 103 (5), 1359-1363, 2006 | 198 | 2006 |
| Primary structural features of the S haplotype-specific F-box protein, SFB, in Prunus K Ikeda, B Igic, K Ushijima, H Yamane, NR Hauck, R Nakano, H Sassa, ... Sexual Plant Reproduction 16, 235-243, 2004 | 198 | 2004 |
| Isolation and characterization of microsatellite loci in a Phylloscopus warbler S Bensch, T Price, J Kohn Molecular Ecology 6 (1), 91-92, 1997 | 188 | 1997 |
| Experimental studies on the functional significance of heterostyly JR Kohn, SCH Barrett Evolution 46 (1), 43-55, 1992 | 185 | 1992 |
| Allelic diversity and gene genealogy at the self-incompatibility locus in the Solanaceae AD Richman, MK Uyenoyama, JR Kohn Science 273 (5279), 1212-1216, 1996 | 171 | 1996 |
| The distribution of plant mating systems: study bias against obligately outcrossing species B Igic, JR Kohn Evolution 60 (5), 1098-1103, 2006 | 168 | 2006 |
| Environment and pollinator‐mediated selection on parapatric floral races of Mimulus aurantiacus MA Streisfeld, JR Kohn Journal of Evolutionary Biology 20 (1), 122-132, 2007 | 151 | 2007 |
| Phylogenetic congruence and discordance among one morphological and three molecular data sets from Pontederiaceae SW Graham, JR Kohn, BR Morton, JE Eckenwalder, SCH Barrett Systematic Biology 47 (4), 545-567, 1998 | 148 | 1998 |
| Reconstruction of the evolution of reproductive characters in Pontederiaceae using phylogenetic evidence from chloroplast DNA restriction‐site variation JR Kohn, SW Graham, B Morton, JJ Doyle, SCH Barrett Evolution 50 (4), 1454-1469, 1996 | 139 | 1996 |
| SEX RATIO, SEED PRODUCTION, BIOMASS ALLOCATION, AND THE COST OF MALE FUNCTION IN CUCURBITA FOETIDISSIMA HBK (CUCURBITACEAE) JR Kohn Evolution 43 (7), 1424-1434, 1989 | 116 | 1989 |
| CONTRASTING PATTERNS OF FLORAL AND MOLECULAR VARIATION ACROSS A CLINE IN MIMULUS AURANTIACUS MA Streisfeld, JR Kohn Evolution 59 (12), 2548-2559, 2005 | 112 | 2005 |
| Stigma behavior in Mimulus aurantiacus (Scrophulariaceae) AE Fetscher, JR Kohn American Journal of Botany 86 (8), 1130-1135, 1999 | 111 | 1999 |
| Why be female? JR Kohn Nature 335 (6189), 431-433, 1988 | 104 | 1988 |
| Historical inferences from the self‐incompatibility locus B Igic, L Bohs, JR Kohn New Phytologist 161 (1), 97-105, 2004 | 103 | 2004 |
| The effect of Delphinium nelsonii pollen on seed set in Ipomopsis aggregata, a competitor for hummingbird pollination JR Kohn, NM Waser American Journal of Botany 72 (7), 1144-1148, 1985 | 103 | 1985 |
