Publications Yvonne Willi


Sánchez-Castro D, Patsiou TS, Perrier A, Schepers J, Willi Y (2024) Uncovering the cause of breakup between species' range limits and niche limits under climate warming.J Biogeography,

Schepers J, Heblack J, Willi Y (2024) Negative interaction effect of heat and drought stress at the warm end of species distribution. Oecologia 204:173-185,


Bouaouina S, Chittaro Y, Willi Y, Lucek K (2023) Asynchronous life cycles contribute to reproductive isolation between two Alpine butterflies. Evolution Letters 7:436-446,

Perrier A, Willi Y (2023) Intraspecific variation in reproductive barriers between two closely related Arabidopsis sister species. Journal of Evolutionary Biology 36:121-130,


Armbruster GFJ, Lucek K, Willi Y (2022) Cryptic population structure at the northern range margin of the service tree Sorbus domestica. PeerJ, 10:e14397,

Maccagni A, Willi Y (2022) Niche breadth and elevational range size: a comparative study on Middle-European Brassicaceae species. Phil Trans Royal Society B 377: 20210005,

Maccagni A, Willi Y (2022) Trait divergence and trade-offs among Brassicaceae species differing in elevational distribution. Evolution 76:1986-2003,

Perrier A, Sánchez-Castro D, Willi Y (2022) Environment dependence of the expression of mutational load and species’ range limits. Journal of Evolutionary Biology (in press), doi/full/10.1111/jeb.13997

Perrier A, Willi Y (2022) Intraspecific variation in reproductive barriers between two closely related Arabidopsis sister species. Journal of Evolutionary Biology, doi/10.1111/jeb.14122

Sánchez-Castro D, Armbruster G, Willi Y (2022) Reduced pollinator service in small populations of Arabidopsis lyrata at its southern range limit. Oecologia,, data of the study are available at

Sánchez-Castro D, Perrier A,  Willi Y (2022) Reduced climate adaptation at range edges in North American Arabidopsis lyrata. Global Ecology and Biogeography 2022;00:1–12,

Willi Y, Kristensen TN, Weeks AR, Ørsted M, Sgrò CM, Hoffmann AA (2022) Conservation genetics as a management tool: the five best-supported paradigms to assist the management of threatened species. Proc of the Nat Academy of Sciences USA 119: e2105076119,

Willi Y, Lucek K, Bachmann O, Walden N (2022) Recent speciation associated with range expansion and a shift to self-fertilization in North American Arabidopsis. Nature Communications 13:7564,

Willi Y, Van Buskirk J (2022) A review on trade-offs at the warm and cold ends of geographical distributions. Phil Trans Royal Society B 377:20210022,




Lucek K, Willi Y (2021) Drivers of linkage disequilibrium across a species’ geographic range. PloS Genetics 17:e2105076119,

Patsiou T, Walden N, Willi Y (2021) What drives species distribution along elevational gradients? Macroecological and -evolutionary insights from Brassicaceae species of the central Alps. Global Ecology and Biogeography 30:1030-1042,


Perrier A, Sánchez-Castro D, Willi Y (2020) Expressed mutational load increases toward the edge of a species’ geographic range. Evolution 74:1711-1723,

Walden N, Lucek K, Willi Y (2020) Lineage-specific adaptation to climate involves flowering time in North American Arabidopsis lyrata. Molecular Ecology 29: 1436-1451,

Willi Y, Fracassetti M, Bachmann O, Van Buskirk J (2020) Demographic processes linked to genetic diversity and positive selection across a species' range. Plant Communications 1, e100111,


Lucek K, Galli A, Gurten S, Hohmann N, Maccagni A, Patsiou T, Willi Y (2019) Metabarcoding of honey to assess differences in plantpollinator interactions between urban and non-urban sites. Apidologie 50:317-329,

Lucek K, Hohmann N, Willi Y (2019) Postglacial ecotype formation under outcrossing and self‐fertilization in Arabidopsis lyrata. Molecular Ecology 28:1043-1055,

Willi Y, Van Buskirk J (2019) A practical guide to the study of distribution limits. American Naturalist 193:773-785,

Willi Y (2019) The relevance of mutation load for species range limits. American Journal of Botany 106:757-759,


Bonchev G, Willi Y (2018) Accumulation of transposable elements in selfing populations of Arabidopsis lyrata supports the ectopic recombination model of transposon evolution. New Phytologist 219:767-778, doi: 10.1111/nph.15201

Willi Y, Fracassetti M, Zoller S, Van Buskirk J (2018) Accumulation of mutational load at the edges of a species range. Molecular Biology and Evolution 35:781-791, doi:10.1093/molbev/msy003

Wos G, Willi Y (2018) Genetic differentiation in life history traits and thermal stress performance across a heterogeneous dune landscape in Arabidopsis lyrata. Annals of Botany 122:473-484, doi:10.1093/aob/mcy090

Wos G, Willi Y (2018) Thermal acclimation in Arabidopsis lyrata: genotypic costs and transcriptional changes. Journal of Evolutionary Biology 31: 123-135, doi: 10.1111/jeb.13208


Lee-Yaw JA, Fracassetti M, Willi Y (2017) Environmental marginality and geographic range limits: A case study with Arabidopsis lyrata ssp. lyrata. Ecography, doi:10.1111/ecog.02869


Paccard A, Van Buskirk J, Willi Y (2016) Quantitative genetic architecture at latitudinal range boundaries: reduced variation but higher trait independence. The American Naturalist 187:667-677,


Fracassetti M, Griffin PC, Willi Y (2015) Validation of pooled whole-genome re-sequencing in Arabidopsis lyrata. PLoS ONE 10, e0140462

Wos G, Willi Y (2015) Temperature-stress resistance and tolerance along a latitudinal cline in North American Arabidopsis lyrata. PLoS ONE 10, e0131808


Griffin PC, Willi Y (2014) Evolutionary shifts to self-fertilization restricted to geographic range margins in North American Arabidopsis lyrata. Ecology Letters 17:484–490

Paccard A, Fruleux A, Willi Y (2014) Latitudinal trait variation and responses to drought in Arabidopsis lyrata. Oecologia 175:577–587

Stefansson TS, McDonald BA, Willi Y (2014) The influence of genetic drift and selection on quantitative traits in a plant pathogenic fungus. PLoS ONE 9, e112523

Stefansson TS, Willi Y, Croll D, McDonald BA (2014) An assay for quantitative virulence in Rhynchosporium commune reveals an association between effector genotype and virulence. Plant Pathology 63:405-414


Paccard A, Vance M, Willi Y (2013) Weak impact of fine-scale landscape heterogeneity on evolutionary potential in Arabidopsis lyrata. Journal of Evolutionary Biology 26:2331-2340

Willi Y, Griffin P, Van Buskirk J (2013) Drift load in populations of small size and low density. Heredity 110:296–302

Willi, Y (2013) Mutational meltdown in selfing Arabidopsis lyrata. Evolution 67:806-815

Willi, Y (2013) The battle of the sexes over seed size: support for both kinship genomic imprinting and interlocus contest evolution. American Naturalist 181:787-798


Blanckenhorn WU, Briegel U, Choffat Y, Demont M, Gautier R, Pemberton KL, Roschitzki-Voser H, Willi Y, Ward PI (2012) Temperature-mediated microhabitat choice and development time based on the pgm locus in the yellow dung fly Scathophaga stercoraria. Biological Journal of the Linnean Society 107:686-696

Willi Y, Hoffmann AA (2012) Microgeographic adaptation linked to forest fragmentation and habitat quality in the tropical fruit fly Drosophila birchii. Oikos 121:1627–1637


Willi Y, Frank A, Heinzelmann R, Kälin A, Spalinger R, Ceresini PC (2011) The adaptive potential of a plant pathogenic fungus, Rhizoctonia solani AG-3, under heat and fungicide stress. Genetica 139:903-908

Willi Y, Määttänen K (2011) The relative importance of factors determining genetic drift: mating system, spatial genetic structure, habitat, and census size in Arabidopsis lyrata. New Phytologist 189:1200-1209


Willi Y, Follador R, Keller N, Schwander Y, McDonald B (2010) Heritability under benign and stressful conditions in the plant pathogenic fungus Mycosphaerella graminicola. Evolutionary Ecology Research 12:761-768

Willi Y, Määttänen K (2010) Evolutionary dynamics of mating system shifts in Arabidopsis lyrata. Journal of Evolutionary Biology 23:2123-2131


Hoffmann, AA, Willi Y (2008) Detecting genetic responses to environmental change. Nature Reviews Genetics 9:421-432


Willi Y, Van Buskirk J, Hoffmann, AA (2006) Evolutionary potential of small populations. Annual Review of Ecology, Evolution and Systematics 37:433-4