Ecology and evolution of plant sexual systems

Current projects in the group address questions concerning transitions between sexual systems and their implications for mating, resource allocation, demography and the evolution of the genome and transcriptome, especially sex chromosomes.

 

Recent Publications

  • Effects of the Relatedness of Neighbours on Floral Colour
    Torices, Ruben; DeSoto, Lucia; Narbona, Eduardo; Gomez, Jose Maria; Pannell, John Richard
    Frontiers In Ecology And Evolution 10.3389/fevo.2021.589781 Published: APR 15 2021
  • The rapid dissolution of dioecy by experimental evolution
    Cossard, Guillaume G.; Gerchen, Jorn F.; Li, Xinji; Cuenot, Yves; Pannell, John R.
    Current Biology  10.1016/j.cub.2020.12.028 Published: MAR 22 2021
  • Enhanced leaky sex expression in response to pollen limitation in the dioecious plant Mercurialis annua
    Cossard, Guillaume G.; Pannell, John R.
    Journal Of Evolutionary Biology  10.1111/jeb.13720 FEB 2021
  • The loss of self-incompatibility in a range expansion
    Encinas-Viso, Francisco; Young, Andrew G.; Pannell, John R.
    Journal Of Evolutionary Biology 10.1111/jeb.13665 SEP 2020
  • The role of lateral and vertical herkogamy in the divergence of the blue- an red-flowered lineages of Lysimachia arvensis
    Jimenez-Lopez, F. J.; Ortiz, P. L.; Talavera, M.; Pannell, J. R.; Arista, M.
    Annals Of Botany 10.1093/aob/mcaa047 JUN 4 2020
  • The opposing effects of genetic drift and Haldane's sieve on floral-morph frequencies in tristylous metapopulations
    Roux, Camille; Pannell, John R.
    NEW PHYTOLOGIST   Volume: ‏ 224   Issue: ‏ 3   Special Issue: ‏ SI   Pages: ‏ 1229-1240   Published: ‏ NOV 2019
  • The heavy burden of female reproduction. A commentary on: 'Time for a change: patterns of sex expression, health and mortality in a sex-changing tree' Comment
    Pannell, John R.
    ANNALS OF BOTANY   Volume: ‏ 124   Issue: ‏ 3   Pages: ‏ IV-V   Published: ‏ AUG 16 2019
  • YY males of the dioecious plant Mercurialis annua are fully viable but produce largely infertile pollen
    Li, Xinji; Veltsos, Paris; Cossard, Guillaume G.; et al.
    NEW PHYTOLOGIST   Volume: ‏ 224   Issue: ‏ 3   Special Issue: ‏ SI   Pages: ‏ 1394-1404   Published: ‏ NOV 2019
  • Early Sex-Chromosome Evolution in the Diploid Dioecious Plant Mercurialis annua
    Associated Data
    Veltsos, Paris; Ridout, Kate E.; Toups, Melissa A.; et al.
    GENETICS   Volume: ‏ 212   Issue: ‏ 3   Pages: ‏ 815-835   Published: ‏ JUL 2019
  • A new biological species in the Mercurialis annua polyploid complex: functional divergence in inflorescence morphology and hybrid sterility
    Ma, Wen-Juan; del Blanco, Luis Santos; Pannell, John R.
    ANNALS OF BOTANY   Volume: ‏ 124   Issue: ‏ 1   Pages: ‏ 165-178   Published: ‏ JUN 28 2019
  • Pollination elicits an accelerated reduction in nocturnal scent emission by flowers of the dioecious herb Silene latifolia
    Martignier, Thomas; Labouche, Anne-Marie; Pannell, John R.
    BOTANY   Volume: ‏ 97   Issue: ‏ 9   Pages: ‏ 495-502   Published: ‏ SEP 2019
  • Sexual dimorphism and rapid turnover in gene expression in pre-reproductive seedlings of a dioecious herb
    Cossard, Guillaume G.; Toups, Melissa A.; Pannell, John R.
    Annals Of Botany, Volume: 123, Issue: 7, Pages: 1119-1131, DOI: 10.1093/aob/mcy183, Published: JUN 4 2019
  • A new biological species in the Mercurialis annua polyploid complex: functional divergence in inflorescence morphology and hybrid sterility
    Ma, Wen-Juan; del Blanco, Luis Santos; Pannell, John R.
    Annals Of Botany, Volume: 124, Issue: 1, Pages: 165-178, DOI: 10.1093/aob/mcz058, Published: JUN 28 2019
  • Pollination elicits an accelerated reduction in nocturnal scent emission by flowers of the dioecious herb Silene latifolia
    Martignier, T; Labouche, AM; Pannell, JR
    BOTANY, 97 (9):495-502; 10.1139/cjb-2018-0217 SEP 2019
John Pannell

Prof. Dr. John Pannell
University of Lausanne
Department of Ecology and Evolution
1015 Lausanne
 

Research topics

  • Evolution of plant gender, sexual dimorphism and sex allocation strategies
  • Ecology, genetics and evolution of polyploidy, especially in its interaction with the sexual system
  • Evolution of local adaptation, particularly in colonizing plant species
  • Ecology and population genetics of metapopulations subject to repeated local extinctions and re-colonisations