L H Rieseberg

Summary

Affiliation: Indiana University
Country: USA

Publications

  1. pmc Directional selection is the primary cause of phenotypic diversification
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405 3700, USA
    Proc Natl Acad Sci U S A 99:12242-5. 2002
  2. ncbi request reprint Evolution. Chromosomal speciation in primates
    Loren H Rieseberg
    Biology Department, Indiana University, Bloomington, IN 47405, USA
    Science 300:267-8. 2003
  3. ncbi request reprint Polyploid evolution: keeping the peace at genomic reunions
    L H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Curr Biol 11:R925-8. 2001
  4. ncbi request reprint Major ecological transitions in wild sunflowers facilitated by hybridization
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Science 301:1211-6. 2003
  5. pmc Hybridization and the colonization of novel habitats by annual sunflowers
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Genetica 129:149-65. 2007
  6. pmc The nature of plant species
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Nature 440:524-7. 2006
  7. ncbi request reprint Transgressive segregation, adaptation and speciation
    L H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Heredity (Edinb) 83:363-72. 1999
  8. pmc Genetic architecture of species differences in annual sunflowers: implications for adaptive trait introgression
    S C Kim
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 153:965-77. 1999
  9. ncbi request reprint The contribution of epistasis to species differences in annual sunflowers
    S C Kim
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Mol Ecol 10:683-90. 2001
  10. pmc Hybrid zones and the genetic architecture of a barrier to gene flow between two sunflower species
    L H Rieseberg
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 152:713-27. 1999

Detail Information

Publications68

  1. pmc Directional selection is the primary cause of phenotypic diversification
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405 3700, USA
    Proc Natl Acad Sci U S A 99:12242-5. 2002
    ....
  2. ncbi request reprint Evolution. Chromosomal speciation in primates
    Loren H Rieseberg
    Biology Department, Indiana University, Bloomington, IN 47405, USA
    Science 300:267-8. 2003
  3. ncbi request reprint Polyploid evolution: keeping the peace at genomic reunions
    L H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Curr Biol 11:R925-8. 2001
    ..But recent studies suggest that the elimination of DNA sequences and alteration of DNA methylation patterns may permit the restoration of fertility in some allopolyploids...
  4. ncbi request reprint Major ecological transitions in wild sunflowers facilitated by hybridization
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Science 301:1211-6. 2003
    ..The same combinations of parental chromosomal segments required to generate extreme phenotypes in synthetic hybrids also occurred in ancient hybrids. Thus, hybridization facilitated ecological divergence in sunflowers...
  5. pmc Hybridization and the colonization of novel habitats by annual sunflowers
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Genetica 129:149-65. 2007
    ..This body of work corroborates earlier claims regarding the role of hybridization in adaptive evolution and provides an experimental and conceptual framework for ongoing studies in this area...
  6. pmc The nature of plant species
    Loren H Rieseberg
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Nature 440:524-7. 2006
    ..Contrary to conventional wisdom, plant species are more likely than animal species to represent reproductively independent lineages...
  7. ncbi request reprint Transgressive segregation, adaptation and speciation
    L H Rieseberg
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Heredity (Edinb) 83:363-72. 1999
    ..These results lend credence to the view that hybridization may provide the raw material for rapid adaptation and provide a simple explanation for niche divergence and phenotypic novelty often associated with hybrid lineages...
  8. pmc Genetic architecture of species differences in annual sunflowers: implications for adaptive trait introgression
    S C Kim
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 153:965-77. 1999
    ..texanus. Subsequent work will test for the occurrence and fitness consequences of the identified QTL in natural populations of ssp. texanus...
  9. ncbi request reprint The contribution of epistasis to species differences in annual sunflowers
    S C Kim
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Mol Ecol 10:683-90. 2001
    ..The implications of these findings for adaptive evolution and for the introgression of advantageous morphological QTLs across a natural hybrid zone between these taxa are discussed...
  10. pmc Hybrid zones and the genetic architecture of a barrier to gene flow between two sunflower species
    L H Rieseberg
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 152:713-27. 1999
    ..These results demonstrate the utility of hybrid zones for identifying factors contributing to isolation and verify the prediction of increased resolution relative to controlled crosses...
  11. pmc Rampant gene exchange across a strong reproductive barrier between the annual sunflowers, Helianthus annuus and H. petiolaris
    Yoko Yatabe
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 175:1883-93. 2007
    ..In general, these results indicate that even strong and genetically complex reproductive barriers cannot prevent widespread introgression...
  12. pmc Extensive chromosomal repatterning and the evolution of sterility barriers in hybrid sunflower species
    Zhao Lai
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 171:291-303. 2005
    ..Finally, pollen and seed fertility estimates for F1's between the hybrid and parental species fall below 11%, which is sufficient for evolutionary independence of the hybrid neospecies...
  13. ncbi request reprint The likelihood of homoploid hybrid speciation
    C A Buerkle
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Heredity (Edinb) 84:441-51. 2000
    ..Our results confirmed the importance of the combination of factors that had been emphasized in verbal models and illustrate the trade-off between the frequency at which hybrid species arise and the genetic integrity of incipient species...
  14. pmc The role of recently derived FT paralogs in sunflower domestication
    Benjamin K Blackman
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Curr Biol 20:629-35. 2010
    ..Our findings also illustrate the important role that evolving interactions between new gene family members may play in fostering phenotypic change...
  15. pmc Microarray analysis reveals differential gene expression in hybrid sunflower species
    Zhao Lai
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Mol Ecol 15:1213-27. 2006
    ..deserticola habitat. One gene (a G protein-coupled receptor) had a significant association with fitness and maps close to a QTL controlling traits that may be adaptive in the desert habitat...
  16. pmc Sex determination in the androdioecious plant Datisca glomerata and its dioecious sister species D. cannabina
    D E Wolf
    Department of Biology, Indiana University, Bloomington, Indiana 47405 3700, USA
    Genetics 159:1243-57. 2001
    ..This comparative approach suggests that the hermaphrodite form arose in a dioecious population from a recessive mutation that allowed females to produce pollen...
  17. pmc Microsatellite signature of ecological selection for salt tolerance in a wild sunflower hybrid species, Helianthus paradoxus
    Cécile Edelist
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Mol Ecol 15:4623-34. 2006
    ..In contrast, no difference in diversity levels was observed between the two microsatellite classes in parental populations...
  18. pmc Comparative genomic and population genetic analyses indicate highly porous genomes and high levels of gene flow between divergent helianthus species
    Nolan C Kane
    Department of Biology, Indiana University, Bloomington, Indiana, USA
    Evolution 63:2061-75. 2009
    ....
  19. ncbi request reprint Genetic architecture of a selection response in Arabidopsis thaliana
    Mark C Ungerer
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Evolution 57:2531-9. 2003
    ..This study demonstrates how QTL mapping approaches can be combined with map-based population genetic data to study how selection acts on standing genetic variation in populations...
  20. pmc Patterns of genetic diversity and candidate genes for ecological divergence in a homoploid hybrid sunflower, Helianthus anomalus
    Yuval Sapir
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Mol Ecol 16:5017-29. 2007
    ..Finally, our data suggest that selective sweeps may have united populations of H. anomalus isolated by a mountain range, indicating that even low gene-flow species may be held together by the spread of advantageous alleles...
  21. pmc The ecological genetics of homoploid hybrid speciation
    B L Gross
    Department of Biology, 1001 E 3rd Street, Jordan Hall 142, Indiana University, Bloomington, IN 47405, USA
    J Hered 96:241-52. 2005
    ..Overall, theory and empirical evidence gathered to date suggest that ecological selection is a major factor promoting homoploid hybrid speciation, with the strongest evidence coming from genetic studies...
  22. ncbi request reprint Natural selection for salt tolerance quantitative trait loci (QTLs) in wild sunflower hybrids: implications for the origin of Helianthus paradoxus, a diploid hybrid species
    C Lexer
    Department of Biology, Jordan Hall 142, 1001 East Third Street, Indiana University, Bloomington, IN 47405, USA
    Mol Ecol 12:1225-35. 2003
    ..paradoxus. Finally, selection coefficients of +0.126, -0.084 and -0.094 for the three survivorship QTLs, respectively, are sufficiently large to account for establishment of new, homoploid hybrid species...
  23. ncbi request reprint Low intraspecific variation for genomic isolation between hybridizing sunflower species
    C A Buerkle
    Department of Biology, Indiana University, Bloomington 47405, USA
    Evolution 55:684-91. 2001
    ..The observed consistency of introgression patterns across distantly separated hybrid zones suggests that intrinsic forces predominate in determining hybrid zone dynamics and boundaries between these sunflower species...
  24. ncbi request reprint Crossing relationships among ancient and experimental sunflower hybrid lineages
    L H Rieseberg
    Department of Biology, Indiana University, Bloomington 47405, USA
    Evolution 54:859-65. 2000
    ..These observations not only indicate that reproductive isolation can arise as a by-product of fertility selection in hybrid populations, but also testify to the repeatability of this mode of speciation...
  25. pmc Identification and mapping of SNPs from ESTs in sunflower
    Z Lai
    Department of Biology and Center for Genomics and Bioinformatics, Indiana University, Bloomington, IN 47405, USA
    Theor Appl Genet 111:1532-44. 2005
    ....
  26. ncbi request reprint Evolutionary changes over the fifty-year history of a hybrid population of sunflowers (Helianthus)
    S E Carney
    Department of Biology, Indiana University, Bloomington 47405, USA
    Evolution 54:462-74. 2000
    ..The trends seen in this hybrid population over the past 50 years suggest that H. bolanderi is undergoing genetic assimilation, and this trend may be representative of its fate throughout its range...
  27. pmc How robust are "isolation with migration" analyses to violations of the im model? A simulation study
    Jared L Strasburg
    Department of Biology, Indiana University, USA
    Mol Biol Evol 27:297-310. 2010
    ....
  28. doi request reprint SCARF: maximizing next-generation EST assemblies for evolutionary and population genomic analyses
    Michael S Barker
    Botany Department, University of British Columbia, Vancouver, B C V6T 1Z4, Canada
    Bioinformatics 25:535-6. 2009
    ..AVAILABILITY: SCARF is freely available at http://msbarker.com/software.htm, and is released under the open source GPLv3 license (http://www.opensource.org/licenses/gpl-3.0.html...
  29. pmc Genetic map-based analysis of genome structure in the homosporous fern Ceratopteris richardii
    Takuya Nakazato
    Department of Biology, Indiana University, Bloomington, Indiana 47405 7005, USA
    Genetics 173:1585-97. 2006
    ..richardii. Alternatively, evidence of past polyploidization(s) may be masked by extensive chromosomal rearrangements as well as smaller-scale duplications and deletions following polyploidization(s)...
  30. pmc Multiple paleopolyploidizations during the evolution of the Compositae reveal parallel patterns of duplicate gene retention after millions of years
    Michael S Barker
    Department of Botany, University of British Columbia, Vancouver, British Columbia, Canada
    Mol Biol Evol 25:2445-55. 2008
    ....
  31. ncbi request reprint Using variable rate models to identify genes under selection in sequence pairs: their validity and limitations for EST sequences
    Sheri A Church
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    J Mol Evol 64:171-80. 2007
    ..We discuss the validity and limitations of using variable rate models for comparisons of sequence pairs, as well as the limitations of using ESTs for identification of positively selected genes...
  32. pmc Natural variation in gene expression between wild and weedy populations of Helianthus annuus
    Zhao Lai
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Genetics 179:1881-90. 2008
    ....
  33. pmc Selective sweeps reveal candidate genes for adaptation to drought and salt tolerance in common sunflower, Helianthus annuus
    Nolan C Kane
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 175:1823-34. 2007
    ..Thus, this study illustrates how selective sweeps might contribute both to the integration of conspecific populations and to the differentiation of races or species...
  34. pmc A genomewide study of reproductive barriers between allopatric populations of a homosporous fern, Ceratopteris richardii
    Takuya Nakazato
    Department of Biology, Indiana University, Bloomington, Indiana 47405 7005, USA
    Genetics 177:1141-50. 2007
    ....
  35. ncbi request reprint Genetics and evolution of weedy Helianthus annuus populations: adaptation of an agricultural weed
    Nolan C Kane
    Department of Biology, Jordan Hall, 1001 E Third Street, Indiana University, Bloomington, Indiana 47405, USA
    Mol Ecol 17:384-94. 2008
    ..Together, our results point to the relative ease with which weedy forms of this species can evolve and persist despite the potentially high levels of geneflow with nearby wild populations...
  36. pmc Molecular demographic history of the annual sunflowers Helianthus annuus and H. petiolaris--large effective population sizes and rates of long-term gene flow
    Jared L Strasburg
    Department of Biology, Indiana University, 915 E 3rd Street 150, Bloomington, Indiana 47405, USA
    Evolution 62:1936-50. 2008
    ....
  37. pmc Genomic patterns of adaptive divergence between chromosomally differentiated sunflower species
    Jared L Strasburg
    Department of Biology, Indiana University, Bloomington, Indiana, USA
    Mol Biol Evol 26:1341-55. 2009
    ....
  38. pmc Hybridization and genome size evolution: timing and magnitude of nuclear DNA content increases in Helianthus homoploid hybrid species
    Eric J Baack
    Department of Biology, Indiana University, 1001 East Third Street, Bloomington, IN 47405, USA
    New Phytol 167:623-30. 2005
    ..In summary, hybridization by itself does not lead to increased nuclear DNA content in Helianthus, and the evolutionary forces responsible for the repeated increases in DNA content seen in the hybrid-derived species remain mysterious...
  39. pmc How species evolve collectively: implications of gene flow and selection for the spread of advantageous alleles
    Carrie L Morjan
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Mol Ecol 13:1341-56. 2004
    ..Thus, species may evolve collectively at major loci through the spread of favourable alleles, while simultaneously differentiating at other loci due to drift and local selection...
  40. pmc The genetic architecture necessary for transgressive segregation is common in both natural and domesticated populations
    Loren H Rieseberg
    Department of Biology, Indiana University, 1001 E 3rd Street, Bloomington, IN 47405, USA
    Philos Trans R Soc Lond B Biol Sci 358:1141-7. 2003
    ....
  41. pmc Reconstructing the origin of Helianthus deserticola: survival and selection on the desert floor
    Briana L Gross
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Am Nat 164:145-56. 2004
    ..deserticola phenotype. Thus, H. deserticola may have originated from habitat-mediated directional selection acting on hybrids between H. annuus and H. petiolaris in a desert environment...
  42. ncbi request reprint The origin of ecological divergence in Helianthus paradoxus (Asteraceae): selection on transgressive characters in a novel hybrid habitat
    Christian Lexer
    Indiana University, Department of Biology, Jordan Hall 325, Bloomington, Indiana 47405, USA
    Evolution 57:1989-2000. 2003
    ..annuus and H. petiolaris. These results are consistent with the hypothesis that transgressive segregation of elemental uptake and leaf succulence contributed to the origin of salt adaptation in the diploid hybrid species H. paradoxus...
  43. ncbi request reprint Patterns of genetic variation suggest a single, ancient origin for the diploid hybrid species Helianthus paradoxus
    Mark E Welch
    Department of Biology, Indiana University, 1001 East Third Street, Bloomington, Indiana 47405, USA
    Evolution 56:2126-37. 2002
    ..annuus, such as large migratory mammals...
  44. pmc Genetic analysis of sunflower domestication
    John M Burke
    Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Genetics 161:1257-67. 2002
    ..None of the other traits show similar evidence of selection. The occurrence of numerous wild alleles with cultivar-like effects, combined with the lack of major QTL, suggests that sunflower was readily domesticated...
  45. pmc Parallel genotypic adaptation: when evolution repeats itself
    Troy E Wood
    Indiana University, 1001 E Third St, Jordan Hall 142, Bloomington, IN 47405, USA
    Genetica 123:157-70. 2005
    ....
  46. ncbi request reprint Origin of extant domesticated sunflowers in eastern North America
    Abigail V Harter
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Nature 430:201-5. 2004
    ..We show that extant domesticates arose in eastern North America, with a substantial genetic bottleneck occurring during domestication...
  47. ncbi request reprint Possible consequences of genes of major effect: transient changes in the G-matrix
    A F Agrawal
    Department of Biology, Indiana University, Bloomington 47405-3700, USA
    Genetica 112:33-43. 2001
    ....
  48. pmc Two independent loci control agamospermy (Apomixis) in the triploid flowering plant Erigeron annuus
    R D Noyes
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 155:379-90. 2000
    ..These results may have major implications for attempts to manipulate agamospermy for agricultural purposes and for interpreting the evolution of the trait...
  49. pmc Selective sweeps in the homoploid hybrid species Helianthus deserticola: evolution in concert across populations and across origins
    Briana L Gross
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Mol Ecol 16:5246-58. 2007
    ..Only one population of H. deserticola showed candidate sweeps that were unique compared to the rest of the species, and this population has also potentially experienced recent admixture with the parental species...
  50. ncbi request reprint Maize genetics: the treasure of the Sierra Madre
    Nolan C Kane
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Curr Biol 15:R137-9. 2005
    ..Massive morphological changes occurred during the domestication of maize from wild teosinte. Some of the most important shifts are due to altered expression patterns of major regulatory genes...
  51. pmc Effects of genetic background on response to selection in experimental populations of Arabidopsis thaliana
    Mark C Ungerer
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Genetics 163:277-86. 2003
    ..These results are most consistent with models of adaptive evolution in which allelic fitnesses are not strongly influenced by genetic background and only infrequently change in sign due to variation at other loci...
  52. ncbi request reprint Rice genomes: a grainy view of future evolutionary research
    Kevin Livingstone
    Department of Biology, 142 Jordan Hall, Indiana University, Bloomington 47405, USA
    Curr Biol 12:R470-1. 2002
    ..The draft genome sequences from two subspecies of rice are powerful new tools for gene discovery in the grasses. Genome-wide comparisons of gene content and order will also shed new light on evolutionary processes...
  53. pmc Ecological selection maintains cytonuclear incompatibilities in hybridizing sunflowers
    Julianno B M Sambatti
    Department of Botany, University of British Columbia, 3529 6270 University Blvd, Vancouver, BC, Canada V6T1Z4
    Ecol Lett 11:1082-91. 2008
    ..Our results suggest a common means by which ecological selection may contribute to speciation and have significant implications for the persistence of hybridizing species...
  54. doi request reprint Selection on domestication traits and quantitative trait loci in crop-wild sunflower hybrids
    Eric J Baack
    Department of Botany, University of British Columbia, 6270 W University Blvd, Vancouver, BC, Canada V6T 1Z4
    Mol Ecol 17:666-77. 2008
    ..These results indicate that crop trait values and alleles may sometimes be favoured in a noncrop environment and across broad geographical regions...
  55. ncbi request reprint Fitness effects of transgenic disease resistance in sunflowers
    John M Burke
    Department of Biological Sciences, Vanderbilt University, Nashville, TN 37235 1634, USA
    Science 300:1250. 2003
  56. pmc The rate of genome stabilization in homoploid hybrid species
    C Alex Buerkle
    Department of Botany, 1000 E University Ave, University of Wyoming, Laramie, Wyoming 82071, USA
    Evolution 62:266-75. 2008
    ..Our modeling of genome stabilization provides an upper bound for the time interval for reproductive isolation to be established and confirms the rapid nature of homoploid hybrid speciation...
  57. doi request reprint Genetics of intrinsic postzygotic isolation in a circumpolar plant species, Draba nivalis (Brassicaceae)
    Inger Skrede
    National Centre for Biosystematics, Natural History Museum, University of Oslo, NO 0318 Oslo, Norway
    Evolution 62:1840-51. 2008
    ..The results imply that multiple genetic mechanisms underlie the rapid evolution of reproductive barriers in Draba...
  58. pmc High biological species diversity in the arctic flora
    Hanne Hegre Grundt
    National Centre for Biosystematics, Natural History Museum, University of Oslo, P O Box 1172, Blindern NO 0318 Oslo, Norway
    Proc Natl Acad Sci U S A 103:972-5. 2006
    ....
  59. pmc Re-creating ancient hybrid species' complex phenotypes from early-generation synthetic hybrids: three examples using wild sunflowers
    David M Rosenthal
    Department of Plant Biology, University of Georgia, Athens, Georgia 30602 7271, USA
    Am Nat 166:26-41. 2005
    ..Our results demonstrate past hybridization could have generated hybrid species-like multitrait phenotypes suitable for persistence in their respective environments in just three generations after initial hybridization...
  60. pmc Genetic consequences of selection during the evolution of cultivated sunflower
    John M Burke
    Department of Biological Sciences, Vanderbilt University, VU Station B 351634, Nashville, TN 37235, USA
    Genetics 171:1933-40. 2005
    ..Strong directional selection in concert with genetic hitchhiking therefore offers a possible explanation for the occurrence of numerous domestication-related QTL with apparently maladaptive phenotypic effects...
  61. pmc Selection on leaf ecophysiological traits in a desert hybrid Helianthus species and early-generation hybrids
    Fulco Ludwig
    Department of Plant Biology, 2502 Plant Sciences Building, University of Georgia, Athens, Georgia 30602 7271, USA
    Evolution 58:2682-92. 2004
    ....
  62. pmc Genetic architecture of leaf ecophysiological traits in Helianthus
    Larry C Brouillette
    Department of Plant Biology, University of Georgia, Athens, GA 30602, USA
    J Hered 98:142-6. 2007
    ..We speculate that the genetic architecture underlying leaf nitrogen may have facilitated the colonization of active desert sand dunes by H. anomalus...
  63. pmc Genetics of species differences in the wild annual sunflowers, Helianthus annuus and H. petiolaris
    Christian Lexer
    Jodrell Laboratory, Royal Botanic Gardens, Kew, Richmond, Surrey, UK
    Genetics 169:2225-39. 2005
    ..Our results inform the genetics of species differences in Helianthus and suggest an approach for the simultaneous mapping of inter- and intraspecific QTL...
  64. pmc Reconstructing the history of selection during homoploid hybrid speciation
    Sophie Karrenberg
    Institute of Integrative Biology, Eidgenossische Technische Hochschule Zurich, Zurich, Switzerland
    Am Nat 169:725-37. 2007
    ..This study presents a new method to test for selection and supports earlier claims that fertility selection and phenotypic selection on ecologically relevant traits have operated simultaneously during sunflower hybrid speciation...
  65. pmc Plant speciation
    Loren H Rieseberg
    Department of Botany, University of British Columbia, Vancouver, BC V6T 1Z4, Canada
    Science 317:910-4. 2007
    ..Finally, species richness in plants is correlated with many biological and geohistorical factors, most of which increase ecological opportunities...
  66. pmc Comparative mapping and rapid karyotypic evolution in the genus helianthus
    John M Burke
    Department of Biological Sciences, Vanderbilt University, Nashville, Tennessee 37235, USA
    Genetics 167:449-57. 2004
    ..5-7.3 chromosomal rearrangements per million years of evolution, the highest rate reported for any taxonomic group to date...
  67. ncbi request reprint Adaptive evolution: the legacy of past giants
    Hannes Dempewolf
    Department of Botany, University of British Columbia, Vancouver, British Columbia, Canada
    Curr Biol 17:R773-4. 2007
    ..The wire syndrome shared by plants in New Zealand and Madagascar appears to have evolved convergently as a defence against herbivory from now extinct avian giants...
  68. pmc A genomic view of introgression and hybrid speciation
    Eric J Baack
    Department of Botany, University of British Columbia, Vancouver, BC, Canada
    Curr Opin Genet Dev 17:513-8. 2007
    ....