List of works - Christian Lexer

A dedicated target capture approach reveals variable genetic markers across micro- and macro-evolutionary time scales in palms

scientific article published on 03 November 2018

A set of novel DNA polymorphisms within candidate genes potentially involved in ecological divergence between Populus alba and P. tremula, two hybridizing European forest trees.

scientific article published in January 2008

Adaptation to environmental stress: a rare or frequent driver of speciation?

scientific article

Adaptive evolution and segregating load contribute to the genomic landscape of divergence in two tree species connected by episodic gene flow.

scientific article published on 22 July 2016

Adaptive introgression: a plant perspective.

scientific article published in March 2018

Admixture facilitates adaptation from standing variation in the European aspen (Populus tremula L.), a widespread forest tree.

scientific article

Admixture in European Populus hybrid zones makes feasible the mapping of loci that contribute to reproductive isolation and trait differences

scientific article published on 20 September 2006

Admixture mapping in interspecific Populus hybrids identifies classes of genomic architectures for phytochemical, morphological and growth traits

scientific article published on 23 June 2019

Admixture mapping of quantitative traits in Populus hybrid zones: power and limitations.

scientific article published on 17 July 2013

Advances in ecological genomics in forest trees and applications to genetic resources conservation and breeding.

scientific article published on 20 December 2016

Barrier to gene flow between two ecologically divergent Populus species, P. alba (white poplar) and P. tremula (European aspen): the role of ecology and life history in gene introgression.

scientific article published in April 2005

Candidate gene polymorphisms associated with salt tolerance in wild sunflower hybrids: implications for the origin of Helianthus paradoxus, a diploid hybrid species

scientific article

Causes and consequences of large clonal assemblies in a poplar hybrid zone.

scientific article

Characterisation of sunflower-21 (SF21) genes expressed in pollen and pistil of Senecio squalidus (Asteraceae) and their relationship with other members of the SF21 gene family.

scientific article published on 25 February 2010

Clonality and spatial genetic structure in Populus x canescens and its sympatric backcross parent P. alba in a Central European hybrid zone.

scientific article

Comparative analysis of pistil transcriptomes reveals conserved and novel genes expressed in dry, wet, and semidry stigmas.

scientific article

Components of reproductive isolation between Orchis mascula and Orchis pauciflora.

scientific article published on 29 March 2013

Contact zones: natural labs for studying evolutionary transitions

scientific article published on 01 June 2006

Development of novel microsatellite markers for Alkanna tinctoria by comparative transcriptomics

scientific article published on 22 October 2019

Differential introgression reveals candidate genes for selection across a spruce (Picea sitchensis × P. glauca) hybrid zone.

scientific article published on 10 December 2012

Effects of a fire response trait on diversification in replicated radiations

scientific article published on 9 October 2013

Effects of hybridization and evolutionary constraints on secondary metabolites: the genetic architecture of phenylpropanoids in European populus species

scientific article

Estimating and accounting for genotyping errors in RAD-seq experiments

scientific article published on 06 March 2020

Evolution of reproductive isolation in plants.

scientific article published on 23 July 2008

Evolution of strong reproductive isolation in plants: broad-scale patterns and lessons from a perennial model group

scientific article published on 13 July 2020

Evolutionary potential in the Alpine: trait heritabilities and performance variation of the dwarf willow Salix herbacea from different elevations and microhabitats

scientific article

Fluctuating selection across years and phenotypic variation in food-deceptive orchids.

scientific article published on 25 August 2017

Genetic analysis of post-mating reproductive barriers in hybridizing European Populus species ⬇️

scientific article published on May 18, 2011

Genetic architecture of leaf ecophysiological traits in Helianthus

scientific article published on 5 January 2007

Genetic architecture of traits associated with serpentine adaptation of Silene vulgaris.

scientific article published in July 2006

Genetic diversity in Cypripedium calceolus (Orchidaceae) with a focus on north-western Europe, as revealed by plastid DNA length polymorphisms

scientific article published on 19 May 2009

Genetic relationships and variation in reproductive strategies in four closely related bromeliads adapted to neotropical 'inselbergs': Alcantarea glaziouana, A. regina, A. geniculata and A. imperialis (Bromeliaceae).

scientific article

Genetics of species differences in the wild annual sunflowers, Helianthus annuus and H. petiolaris

scientific article

Genome-wide patterns of differentiation and spatially varying selection between postglacial recolonization lineages of Populus alba (Salicaceae), a widespread forest tree.

scientific article published on 26 March 2015

Genomic Admixture Analysis in European Populus spp. Reveals Unexpected Patterns of Reproductive Isolation and Mating ⬇️

scientific article published on August 2, 2010

Genomic and functional approaches reveal a case of adaptive introgression from Populus balsamifera (balsam poplar) in P. trichocarpa (black cottonwood).

scientific article published on 30 January 2016

Genomic and phenotypic architecture of a spruce hybrid zone (Picea sitchensis × P. glauca).

scientific article published on 12 September 2012

Genomic scan for single nucleotide polymorphisms reveals patterns of divergence and gene flow between ecologically divergent species.

scientific article published on 11 September 2012

Genomics of the divergence continuum in an African plant biodiversity hotspot, I: drivers of population divergence in Restio capensis (Restionaceae).

scientific article

Glacial refugia: sanctuaries for allelic richness, but not for gene diversity.

scientific article published in June 2001

How sympatric is speciation in the Howea palms of Lord Howe Island?

scientific article published on 10 August 2009

Hybrid zones as a tool for identifying adaptive genetic variation in outbreeding forest trees: lessons from wild annual sunflowers (Helianthus spp.)

scientific article (publication date: August 2004)

Hybridization and introgression across different ploidy levels in the Neotropical orchids Epidendrum fulgens and E. puniceoluteum (Orchidaceae).

scientific article published on 27 August 2010

Integrating the 'genomic mosaic' view of species into studies of biotic interactions: a comment on Bernhardsson et al. ().

scientific article published on 18 October 2013

Introgression from Populus balsamifera underlies adaptively significant variation and range boundaries in P. trichocarpa

scientific article

Isolation and characterization of microsatellite loci in Pitcairnia albiflos (Bromeliaceae), an endemic bromeliad from the Atlantic Rainforest, and cross-amplification in other species

scientific article published on 28 June 2008

Major ecological transitions in wild sunflowers facilitated by hybridization

scientific article (publication date: 29 August 2003)

Mating system variation in hybrid zones: facilitation, barriers and asymmetries to gene flow

scientific article published on 09 October 2019

Microsatellite signature of ecological selection for salt tolerance in a wild sunflower hybrid species, Helianthus paradoxus.

scientific article published on December 2006

Molecular ecology studies of species radiations: current research gaps, opportunities and challenges

scientific article published on 18 March 2017

Patterns of variability and gene flow in Medicago citrina, an endangered endemic of islands in the western Mediterranean, as revealed by amplified fragment length polymorphism (AFLP).

scientific article published on September 2004

Phenotypic expression of floral traits in hybrid zones provides insights into their genetic architecture

scientific article published on 01 April 2020

Pollen–pistil interactions and self-incompatibility in the Asteraceae: new insights from studies of Senecio squalidus (Oxford ragwort) ⬇️

scientific article published on July 12, 2011

Population differentiation and species cohesion in two closely related plants adapted to neotropical high-altitude 'inselbergs', Alcantarea imperialis and Alcantarea geniculata (Bromeliaceae).

scientific article published in May 2007

Range-wide patterns of nuclear and chloroplast DNA diversity in Vriesea gigantea (Bromeliaceae), a neotropical forest species.

scientific article

Recombinant hybrids retain heterozygosity at many loci: new insights into the genomics of reproductive isolation inPopulus ⬇️

scientific article published on September 18, 2012

Response to salinity in the homoploid hybrid species Helianthus paradoxus and its progenitors H. annuus and H. petiolaris

scientific article published on January 2006

Resprouter fraction in Cape Restionaceae assemblages varies with climate and soil type

article published in 2016

Review. The genic view of plant speciation: recent progress and emerging questions.

scientific article published on September 2008

Scale and direction of adaptive introgression between black cottonwood (Populus trichocarpa) and balsam poplar (P. balsamifera).

scientific article published on 25 March 2018

Selection against recombinant hybrids maintains reproductive isolation in hybridizing Populus species despite F1 fertility and recurrent gene flow

scientific article published on 16 February 2016

Shared alleles in sympatric oaks: recurrent gene flow is a more parsimonious explanation than ancestral polymorphism

article

Small-scale patterns in snowmelt timing affect gene flow and the distribution of genetic diversity in the alpine dwarf shrub Salix herbacea

scientific article

Sympatric bromeliad species (Pitcairnia spp.) facilitate tests of mechanisms involved in species cohesion and reproductive isolation in Neotropical inselbergs.

scientific article

Sympatric plant speciation in islands? (Reply)

scientific article published in Nature

Sympatric speciation in palms on an oceanic island

scientific article

Taxon‐specific or universal? Using target capture to study the evolutionary history of rapid radiations

scientific article published in 2021

The Response of the Alpine Dwarf Shrub Salix herbacea to Altered Snowmelt Timing: Lessons from a Multi-Site Transplant Experiment

scientific article

The bracteatus pineapple genome and domestication of clonally propagated crops

scientific article published on 30 September 2019

Towards forest community and ecosystem genomics.

scientific article published in January 2007

Tracing the recombination and colonization history of hybrid species in space and time.

scientific article

Trophic specialization influences the rate of environmental niche evolution in damselfishes (Pomacentridae)

scientific article (publication date: 22 September 2012)

Unexpected ancestry of Populus seedlings from a hybrid zone implies a large role for postzygotic selection in the maintenance of species.

scientific article published on 22 May 2014

Whole genome sequencing (WGS) meets biogeography and shows that genomic selection in forest trees is feasible ⬇️

scientific article published on November 1, 2012

Within-population spatial genetic structure in four naturally fragmented species of a neotropical inselberg radiation, Alcantarea imperialis, A. geniculata, A. glaziouana and A. regina (Bromeliaceae).

scientific article

‘Next generation’ biogeography: towards understanding the drivers of species diversification and persistence

article

List of works by Christian Lexer

A dedicated target capture approach reveals variable genetic markers across micro- and macro-evolutionary time scales in palms

A set of novel DNA polymorphisms within candidate genes potentially involved in ecological divergence between Populus alba and P. tremula, two hybridizing European forest trees.

Adaptation to environmental stress: a rare or frequent driver of speciation?

Adaptive evolution and segregating load contribute to the genomic landscape of divergence in two tree species connected by episodic gene flow.

Adaptive introgression: a plant perspective.

Admixture facilitates adaptation from standing variation in the European aspen (Populus tremula L.), a widespread forest tree.

Admixture in European Populus hybrid zones makes feasible the mapping of loci that contribute to reproductive isolation and trait differences

Admixture mapping in interspecific Populus hybrids identifies classes of genomic architectures for phytochemical, morphological and growth traits

Admixture mapping of quantitative traits in Populus hybrid zones: power and limitations.

Advances in ecological genomics in forest trees and applications to genetic resources conservation and breeding.

Barrier to gene flow between two ecologically divergent Populus species, P. alba (white poplar) and P. tremula (European aspen): the role of ecology and life history in gene introgression.

Candidate gene polymorphisms associated with salt tolerance in wild sunflower hybrids: implications for the origin of Helianthus paradoxus, a diploid hybrid species

Causes and consequences of large clonal assemblies in a poplar hybrid zone.

Characterisation of sunflower-21 (SF21) genes expressed in pollen and pistil of Senecio squalidus (Asteraceae) and their relationship with other members of the SF21 gene family.

Clonality and spatial genetic structure in Populus x canescens and its sympatric backcross parent P. alba in a Central European hybrid zone.

Comparative analysis of pistil transcriptomes reveals conserved and novel genes expressed in dry, wet, and semidry stigmas.

Components of reproductive isolation between Orchis mascula and Orchis pauciflora.

Contact zones: natural labs for studying evolutionary transitions

Development of novel microsatellite markers for Alkanna tinctoria by comparative transcriptomics

Differential introgression reveals candidate genes for selection across a spruce (Picea sitchensis × P. glauca) hybrid zone.

Effects of a fire response trait on diversification in replicated radiations

Effects of hybridization and evolutionary constraints on secondary metabolites: the genetic architecture of phenylpropanoids in European populus species

Estimating and accounting for genotyping errors in RAD-seq experiments

Evolution of reproductive isolation in plants.

Evolution of strong reproductive isolation in plants: broad-scale patterns and lessons from a perennial model group

Evolutionary potential in the Alpine: trait heritabilities and performance variation of the dwarf willow Salix herbacea from different elevations and microhabitats

Fluctuating selection across years and phenotypic variation in food-deceptive orchids.

Genetic analysis of post-mating reproductive barriers in hybridizing European Populus species ⬇️

Genetic architecture of leaf ecophysiological traits in Helianthus

Genetic architecture of traits associated with serpentine adaptation of Silene vulgaris.

Genetic diversity in Cypripedium calceolus (Orchidaceae) with a focus on north-western Europe, as revealed by plastid DNA length polymorphisms

Genetic relationships and variation in reproductive strategies in four closely related bromeliads adapted to neotropical 'inselbergs': Alcantarea glaziouana, A. regina, A. geniculata and A. imperialis (Bromeliaceae).

Genetics of species differences in the wild annual sunflowers, Helianthus annuus and H. petiolaris

Genome-wide patterns of differentiation and spatially varying selection between postglacial recolonization lineages of Populus alba (Salicaceae), a widespread forest tree.

Genomic Admixture Analysis in European Populus spp. Reveals Unexpected Patterns of Reproductive Isolation and Mating ⬇️

Genomic and functional approaches reveal a case of adaptive introgression from Populus balsamifera (balsam poplar) in P. trichocarpa (black cottonwood).

Genomic and phenotypic architecture of a spruce hybrid zone (Picea sitchensis × P. glauca).

Genomic scan for single nucleotide polymorphisms reveals patterns of divergence and gene flow between ecologically divergent species.

Genomics of the divergence continuum in an African plant biodiversity hotspot, I: drivers of population divergence in Restio capensis (Restionaceae).

Glacial refugia: sanctuaries for allelic richness, but not for gene diversity.

How sympatric is speciation in the Howea palms of Lord Howe Island?

Hybrid zones as a tool for identifying adaptive genetic variation in outbreeding forest trees: lessons from wild annual sunflowers (Helianthus spp.)

Hybridization and introgression across different ploidy levels in the Neotropical orchids Epidendrum fulgens and E. puniceoluteum (Orchidaceae).

Integrating the 'genomic mosaic' view of species into studies of biotic interactions: a comment on Bernhardsson et al. ().

Introgression from Populus balsamifera underlies adaptively significant variation and range boundaries in P. trichocarpa

Isolation and characterization of microsatellite loci in Pitcairnia albiflos (Bromeliaceae), an endemic bromeliad from the Atlantic Rainforest, and cross-amplification in other species

Major ecological transitions in wild sunflowers facilitated by hybridization

Mating system variation in hybrid zones: facilitation, barriers and asymmetries to gene flow

Microsatellite signature of ecological selection for salt tolerance in a wild sunflower hybrid species, Helianthus paradoxus.

Molecular ecology studies of species radiations: current research gaps, opportunities and challenges

Patterns of variability and gene flow in Medicago citrina, an endangered endemic of islands in the western Mediterranean, as revealed by amplified fragment length polymorphism (AFLP).

Phenotypic expression of floral traits in hybrid zones provides insights into their genetic architecture

Pollen–pistil interactions and self-incompatibility in the Asteraceae: new insights from studies of Senecio squalidus (Oxford ragwort) ⬇️

Population differentiation and species cohesion in two closely related plants adapted to neotropical high-altitude 'inselbergs', Alcantarea imperialis and Alcantarea geniculata (Bromeliaceae).

Range-wide patterns of nuclear and chloroplast DNA diversity in Vriesea gigantea (Bromeliaceae), a neotropical forest species.

Recombinant hybrids retain heterozygosity at many loci: new insights into the genomics of reproductive isolation inPopulus ⬇️

Response to salinity in the homoploid hybrid species Helianthus paradoxus and its progenitors H. annuus and H. petiolaris

Resprouter fraction in Cape Restionaceae assemblages varies with climate and soil type

Review. The genic view of plant speciation: recent progress and emerging questions.

Scale and direction of adaptive introgression between black cottonwood (Populus trichocarpa) and balsam poplar (P. balsamifera).

Selection against recombinant hybrids maintains reproductive isolation in hybridizing Populus species despite F1 fertility and recurrent gene flow

Shared alleles in sympatric oaks: recurrent gene flow is a more parsimonious explanation than ancestral polymorphism

Small-scale patterns in snowmelt timing affect gene flow and the distribution of genetic diversity in the alpine dwarf shrub Salix herbacea

Sympatric bromeliad species (Pitcairnia spp.) facilitate tests of mechanisms involved in species cohesion and reproductive isolation in Neotropical inselbergs.

Sympatric plant speciation in islands? (Reply)

Sympatric speciation in palms on an oceanic island

Taxon‐specific or universal? Using target capture to study the evolutionary history of rapid radiations

The Response of the Alpine Dwarf Shrub Salix herbacea to Altered Snowmelt Timing: Lessons from a Multi-Site Transplant Experiment

The bracteatus pineapple genome and domestication of clonally propagated crops

Towards forest community and ecosystem genomics.

Tracing the recombination and colonization history of hybrid species in space and time.

Trophic specialization influences the rate of environmental niche evolution in damselfishes (Pomacentridae)

Unexpected ancestry of Populus seedlings from a hybrid zone implies a large role for postzygotic selection in the maintenance of species.

Whole genome sequencing (WGS) meets biogeography and shows that genomic selection in forest trees is feasible ⬇️

Within-population spatial genetic structure in four naturally fragmented species of a neotropical inselberg radiation, Alcantarea imperialis, A. geniculata, A. glaziouana and A. regina (Bromeliaceae).

‘Next generation’ biogeography: towards understanding the drivers of species diversification and persistence