Pierre-Olivier Cheptou

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Publications

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Changes in pollen production, pollen heteromorphism and ovule production with increased selfing in Viola arvensis

Samson Acoca-Pidolle , Perrine Gauthier , Pierre-Olivier Cheptou

Annals of Botany, 2025, 136 (7), pp.1631-1640. ⟨10.1093/aob/mcaf203⟩

Article dans une revue hal-05349540v1
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Quand l’adaptation des unes interroge l’avenir des autres

Pierre-Olivier Cheptou

Info-Reines, 2025, 151, pp.8-10

Article dans une revue hal-05349384v1

Non parametric observation-driven hidden Markov model

Hanna Bacave , Pierre-Olivier Cheptou , Nikolaos Limnios , Nathalie Peyrard

Communications in Statistics - Theory and Methods, 2025, 54 (14), pp.4366-4395. ⟨10.1080/03610926.2024.2419899⟩

Article dans une revue hal-04816586v1
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Les plantes s'adaptent au déclin des pollinisateurs : une bonne nouvelle ?

Pierre-Olivier Cheptou

Abeille de France et l'Apiculteur, 2025, 1131, pp.27-29

Article dans une revue hal-05349376v1
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Automated identification of honey bee pollen loads for field‐applied palynological studies

Jonathan Barés , Pascal Poncelet , Christine M Doucet , Charline Legrand , Anais Cambon et al.

New Phytologist, 2025, 248 (3), pp.1584-1599. ⟨10.1111/nph.70435⟩

Article dans une revue hal-05349368v1
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Evolutionarily stable cleistogamy

Pierre-Olivier Cheptou

Botanical Journal of the Linnean Society, In press, pp.early access. ⟨10.1093/botlinnean/boaf031⟩

Article dans une revue hal-05349423v1
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The evolutionary ecology of inbreeding depression in wild plant populations and its impact on plant mating systems

Pierre-Olivier Cheptou

Frontiers in Plant Science, 2024, 15, pp.1359037. ⟨10.3389/fpls.2024.1359037⟩

Article dans une revue hal-04764763v1
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Ongoing convergent evolution of a selfing syndrome threatens plant–pollinator interactions

Samson Acoca-Pidolle , Perrine Gauthier , Louis Devresse , Antoine Deverge Merdrignac , Virginie Pons et al.

New Phytologist, 2024, 242 (2), pp.717-726. ⟨10.1111/nph.19422⟩

Article dans une revue hal-04782155v2
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Évolution des systèmes de reproduction chez les plantes face aux changements globaux

Pierre-Olivier Cheptou

Comptes Rendus. Biologies, 2024, 347 (G1), pp.95-107. ⟨10.5802/crbiol.160⟩

Article dans une revue hal-04827235v1
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Limitation of gene flow by distance in the common yellow jasmine (Chrysojasminum fruticans, Oleaceae): implications for the study of its mating strategies

Aurore Puyoou , Hervé Gryta , Anne-Laure Fuchs , Pierrick Blanchard , Pierre-Olivier Cheptou et al.

Botanical Journal of the Linnean Society, 2024, 204 (1), pp.23-34. ⟨10.1093/botlinnean/boad035⟩

Article dans une revue hal-04133393v1
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Fisher's automatic advantage of self‐fertilization does not apply in cleistogamous species

Pierre-Olivier Cheptou

American Journal of Botany, 2024, 111 (9), pp.e16390. ⟨10.1002/ajb2.16390⟩

Article dans une revue hal-04764731v1
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A hemizygous supergene controls homomorphic and heteromorphic self-incompatibility systems in Oleaceae

Pauline Raimondeau , Sayam Ksouda , William Marande , Anne-Laure Fuchs , Hervé Gryta et al.

Current Biology, inPress, 34 (9), pp.1977-1986. ⟨10.1016/j.cub.2024.03.029⟩

Article dans une revue hal-04562161v1

Male fertility advantage within and between seasons in the perennial androdioecious plant Phillyrea angustifolia

Fanny Laugier , Pierre Saumitou-Laprade , Philippe Vernet , Jacques Lepart , Pierre-Olivier Cheptou et al.

Annals of Botany, 2023, 132 (7), pp.1219-1232. ⟨10.1093/aob/mcad169⟩

Article dans une revue hal-04361089v1
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A model for evolutionary rescue through plant mating system

Faustine Degottex-Féry , Pierre-Olivier Cheptou

Evolutionary Ecology, 2023, 37, pp.893-908. ⟨10.1007/s10682-023-10266-0⟩

Article dans une revue hal-04256090v1
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Rapid evolution of selfing syndrome traits in Viola arvensis revealed by resurrection ecology

Pierre-Olivier Cheptou , Eric Imbert , Michel Thomann

American Journal of Botany, 2022, 109 (11), pp.1838-1846. ⟨10.1002/ajb2.16028⟩

Article dans une revue hal-03808855v1
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Differences in seed dormancy and germination in amphicarpic legumes: manifold bet-hedging in space and time

Ricardo Sánchez-Martín , José Maria Gómez , Pierre-Olivier Cheptou , Rafael Rubio de Casas

Journal of Plant Ecology, 2021, 14 (4), pp.662-672. ⟨10.1093/jpe/rtab019⟩

Article dans une revue hal-03446730v1
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Rapid divergent evolution of an annual plant across a latitudinal gradient revealed by seed resurrection

Wendy A Valencia-Montoya , Elodie Flaven , Juliette Pouzadoux , Eric Imbert , Pierre-Olivier Cheptou

Evolution - International Journal of Organic Evolution, 2021, ⟨10.1111/evo.14364⟩

Article dans une revue hal-03435945v1
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Does seed mass drive interspecies variation in the effect of management practices on weed demography?

Elena Kazakou , Guillaume Fried , Pierre-Olivier Cheptou , Olivier Gimenez

Ecology and Evolution, 2021, 11 (19), pp.13166-13174. ⟨10.1002/ece3.8038⟩

Article dans une revue hal-03442201v1
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Pollination strategies in the face of pollinator decline

Pierre-Olivier Cheptou

Botany Letters, 2021, pp.316-323. ⟨10.1080/23818107.2021.1884900⟩

Article dans une revue hal-03435944v1

Season‐dependent effect of cleistogamy in Lamium amplexicaule: flower type origin versus inbreeding status

Bojana Stojanova , Sandrine Maurice , Pierre-Olivier Cheptou

American Journal of Botany, 2020, 107 (1), pp.155-163. ⟨10.1002/ajb2.1410⟩

Article dans une revue hal-03010410v1

Biodiversité en crise et adaptation

Pierre-Olivier Cheptou

Annales des mines - Série Responsabilité et environnement, 2020, 100 (4), pp.19-22

Article dans une revue hal-04964471v1
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Weeds: Against the Rules?

Lucie Mahaut , Pierre-Olivier Cheptou , Guillaume Fried , François Munoz , Jonathan Storkey et al.

Trends in Plant Science, 2020, 25 (11), pp.1107-1116. ⟨10.1016/j.tplants.2020.05.013⟩

Article dans une revue (article de synthèse) hal-02894548v1
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Paternity tests support a diallelic self‐incompatibility system in a wild olive (Olea europaea subsp. laperrinei, Oleaceae)

Guillaume Besnard , Pierre-Olivier Cheptou , Malik Debbaoui , Pierre Lafont , Bernard Hugueny et al.

Ecology and Evolution, 2020, 10 (4), pp.1876-1888. ⟨10.1002/ece3.5993⟩

Article dans une revue hal-02627180v1
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Does the evolution of self-fertilization rescue populations or increase the risk of extinction?

Pierre-Olivier Cheptou

Annals of Botany, 2019, 123 (2), pp.337-345. ⟨10.1093/aob/mcy144⟩

Article dans une revue hal-02373641v1
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A spatial Markovian framework for estimating regional and local dynamics of annual plants with dormancy

Sébastian Le Coz , Pierre-Olivier Cheptou , Nathalie Peyrard

Theoretical Population Biology, 2019, 127, pp.120-132. ⟨10.1016/j.tpb.2019.03.002⟩

Article dans une revue hal-02939149v1

A general method for estimating seed dormancy and colonisation in annual plants from the observation of existing flora

Matthieu Pluntz , Sebastian Le Coz , Nathalie Peyrard , Roger Pradel , Rémi Choquet et al.

Ecology Letters, 2018, 21 (9), pp.1311-1318. ⟨10.1111/ele.13097⟩

Article dans une revue hal-01911555v1

Dividing a Maternal Pie among Half-Sibs: Genetic Conflicts and the Control of Resource Allocation to Seeds in Maize

Aurelie Cailleau , Daniel Grimanelli , Elodie Blanchet , Pierre-Olivier Cheptou , Thomas Lenormand

The American Naturalist, 2018, 192 (5), pp.577-592. ⟨10.1086/699653⟩

Article dans une revue hal-02361476v1
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Disentangling the role of seed bank and dispersal in plant metapopulation dynamics using patch occupancy surveys

Federico Manna , Roger Pradel , Rémi Choquet , Hélène Fréville , Pierre-Olivier Cheptou

Ecology, 2017, 98 (10), pp.2662-2672. ⟨10.1002/ecy.1960⟩

Article dans une revue hal-02924171v1

Mowing influences community-level variation in resource-use strategies and flowering phenology along an ecological succession on Mediterranean road slopes

Diane C. Bouchet , Pierre-Olivier Cheptou , François Munoz

Applied Vegetation Science, 2017, 20 (3), pp.376 - 387. ⟨10.1111/avsc.12311⟩

Article dans une revue hal-01555335v1
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CSR ecological strategies and plant mating systems: outcrossing increases with competitiveness but stress-tolerance is related to mixed mating

François Munoz , Cyrille Violle , Pierre-Olivier Cheptou

Oikos, 2016, 125 (9), pp.1296-1303. ⟨10.1111/oik.02328⟩

Article dans une revue hal-01354995v1

Is plasticity across seasons adaptive in the annual cleistogamous plant Lamium amplexicaule ?

Bojana Stojanova , Sandrine Maurice , Pierre-Olivier Cheptou

Annals of Botany, 2016, 117 (4), pp.681-691. ⟨10.1093/aob/mcw013⟩

Article dans une revue hal-03043761v1

Is rapid evolution of reproductive traits in Adonis annua consistent with pollinator decline?

M. Thomann , E. Imbert , Pierre-Olivier Cheptou

Acta Oecologica, 2015, 69, pp.161-166. ⟨10.1016/j.actao.2015.10.007⟩

Article dans une revue hal-03043802v1

High incidence of dioecy in young successional tropical forests

Maxime Réjou-Méchain , Pierre-Olivier Cheptou

African Journal of Ecology, 2015, 103 (3), pp.725-732. ⟨10.1111/1365-2745.12393⟩

Article dans une revue hal-02094424v1

Relative impact of mate versus pollinator availability on pollen limitation and outcrossing rates in a mass-flowering species

Chloé E. L. Delmas , Nathalie Escaravage , Pierre Olivier Cheptou , Olivia Charrier , Sophie Ruzafa et al.

Plant Biology, 2015, 17 (1), pp.209-218. ⟨10.1111/plb.12200⟩

Article dans une revue istex hal-02633317v1

Contemporary evolution of plant reproductive strategies under global change is revealed by stored seeds

Michel Thomann , Eric Imbert , R C Engstrand , Pierre-Olivier Cheptou

Journal of Evolutionary Biology, 2015, 28 (4), pp.766-778. ⟨10.1111/jeb.12603⟩

Article dans une revue hal-03043834v1

Persistence of plants and pollinators in the face of habitat loss: Insights from trait-based metacommunity models

Julia Astegiano , Paulo R. Guimarães Jr , Pierre-Olivier Cheptou , Mariana Morais Vidal , Camila Yumi Mandai et al.

Advances in Ecological Research, 2015, 53, pp.201-257. ⟨10.1016/bs.aecr.2015.09.005⟩

Article dans une revue hal-01237981v1
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The Robustness of Plant-Pollinator Assemblages: Linking Plant Interaction Patterns and Sensitivity to Pollinator Loss

Julia Astegiano , François Massol , Mariana Morais Vidal , Pierre-Olivier Cheptou , Paulo R. Guimarães Jr

PLoS ONE, 2015, 10, pp.e0117243. ⟨10.1371/journal.pone.0117243.s015⟩

Article dans une revue hal-01113002v1
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High lifetime inbreeding depression counteracts the reproductive assurance benefit of selfing in a mass-flowering shrub

Chloé E. L. Delmas , Pierre-Olivier Cheptou , Nathalie Escaravage , André Pornon

BMC Evolutionary Biology, 2014, 14, pp.1-12. ⟨10.1186/s12862-014-0243-7⟩

Article dans une revue hal-01601636v1

Does cleistogamy variation translate into outcrossing variation in the annual species Lamium amplexicaule (Lamiaceae)?

Bojana Stojanova , Pierre-Olivier Cheptou , Sandrine Maurice

Plant Systematics and Evolution, 2014, 300 (9), pp.2105-2114. ⟨10.1007/s00606-014-1044-6⟩

Article dans une revue hal-03036211v1

Inferring seed bank from hidden Markov models: new insights into metapopulation dynamics in plants

Hélène Fréville , Rémi Choquet , Roger Pradel , Pierre-Olivier Cheptou

Journal of Ecology, 2013, 101 (6), pp.1572-1580. ⟨10.1111/1365-2745.12141⟩

Article dans une revue hal-01911603v1

Colonization and extinction dynamics of an annual plant metapopulation in an urban environment

Antoine Dornier , Virginie Pons , Pierre-Olivier Cheptou

Oikos, 2011, 120 (8), pp.1240 - 1246. ⟨10.1111/j.1600-0706.2010.18959.x⟩

Article dans une revue istex hal-02647515v1

Evolutionary syndromes linking dispersal and mating system: the effect of autocorrelation in pollination conditions

F. Massol , P.O. Cheptou

Evolution - International Journal of Organic Evolution, 2011, 65 (2), pp.591-598. ⟨10.1111/j.1558-5646.2010.01134⟩

Article dans une revue istex hal-02594473v1

When should we expect the evolutionary association of self-fertilization and dispersal?

F. Massol , P.O. Cheptou

Evolution - International Journal of Organic Evolution, 2011, 65 (5), pp.1217-1220. ⟨10.1111/j.1558-5646.2011.01225.x⟩

Article dans une revue istex hal-02594475v1
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The genetic consequences of fluctuating inbreeding depression and the evolution of plant selfing rates

Emmanuelle Porcher , John K Kelly , Pierre-Olivier Cheptou , Christopher G Eckert , Mark Johnston et al.

Journal of Evolutionary Biology, 2009, 22 (4), pp.708-717. ⟨10.1111/j.1420-9101.2009.01705.x⟩

Article dans une revue mnhn-02265380v1
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Correlations among Fertility Components Can Maintain Mixed Mating in Plants

Mark Johnston , Emmanuelle Porcher , Pierre-Olivier Cheptou , Christopher G Eckert , Elizabeth Elle et al.

The American Naturalist, 2009, 173 (1), pp.1-11. ⟨10.1086/593705⟩

Article dans une revue mnhn-02265205v1

Pollination fluctuations drive evolutionary syndromes linking dispersal and mating system

P.O. Cheptou , F. Massol

The American Naturalist, 2009, 174 (1), pp.46-55. ⟨10.1086/599303⟩

Article dans une revue hal-02592470v1

The town Crepis and the country Crepis : How does fragmentation affect a plant–pollinator interaction ?

Émilie Andrieu , Antoine Dornier , Soraya Rouifed , Bertrand Schatz , Pierre-Olivier Cheptou

Acta Oecologica, 2009, 35 (1), pp.1-7. ⟨10.1016/j.actao.2008.07.002⟩

Article dans une revue istex hal-02663719v1

Rapid evolution of seed dispersal in an urban environment in the weed Crepis sancta

P.-O Cheptou , O Carrue , S Rouifed , Amélie A.M. Cantarel

Proceedings of the National Academy of Sciences of the United States of America, 2008, 105 (10), pp.3796-3799. ⟨10.1073/pnas.0708446105⟩

Article dans une revue hal-04602220v1

Genetic structure and mating systems of metallicolous and nonmetallicolous populations of Thlaspi caerulescens

Sophie Dubois , Pierre-Olivier Cheptou , Christophe Petit , P. Meerts , Martin Poncelet et al.

New Phytologist, 2003, 157 (3), pp.633-641. ⟨10.1046/j.1469-8137.2003.00684.x⟩

Article dans une revue halsde-00333526v1

Effects of competition on lifetime estimates of inbreeding depression in the outcrossing plant Crepis sancta (Asteraceae)

Pierre-Olivier Cheptou , Eric Imbert , J. Lepart , Josep Escarré

Journal of Evolutionary Biology, 2000, 13 (3), pp.522-531. ⟨10.1046/j.1420-9101.2000.00175.x⟩

Article dans une revue halsde-00343615v1

Partially observable DBN to model the dynamics of partially observable metapopulations : advantages and open challenges

Hanna Bacave , Pierre-Olivier Cheptou , Nathalie Peyrard

International Statistical Ecology Conference, Jul 2024, Swansea, United Kingdom

Communication dans un congrès hal-04688681v1

HSMM piloté par les observations pour l’estimation de la dynamique des adventices.

Hanna Bacave , Pierre-Olivier Cheptou , Nikolaos Limnios , Nathalie Peyrard

55. Journées de Statistique de la SFdS (JdS 2024), May 2024, Bordeaux, France

Communication dans un congrès hal-04688032v1
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Non parametric observation driven HMM

Hanna Bacave , Pierre-Olivier Cheptou , Nikolaos Limnios , Nathalie Peyrard

54. Journées de Statistique de la SFdS, Jul 2023, Bruxelles, Belgium

Communication dans un congrès hal-04180133v1

Un cadre HMM spatial pour modéliser la dynamique d'espèces avec stade de dormance

Nathalie Peyrard , Sebastian Le Coz , Pierre-Olivier Cheptou

51èmes Journées de Statistique de la SFdS, Jun 2019, Nancy, France

Communication dans un congrès hal-02736050v1

Multidimensional Hidden Markov Model with data feedback: new framework for estimating the dynamics of species with dormant stage

Nathalie Peyrard , Sebastian Le Coz , Pierre-Olivier Cheptou

ISEC 2018- International Statistical Ecology Conference, Jul 2018, St Andrews, United Kingdom

Communication dans un congrès hal-02786460v1

Disentangling seed bank effects from spatial dispersal effects in plant metapopulation dynamics

F. Manna , R. Choquet , R. Pradel , Hélène Fréville , Pierre Olivier Cheptou

Joint annual meeting British Ecological Society and Société Française d’Ecologie, Dec 2014, Lille, France

Communication dans un congrès hal-02794217v1

Des HMM pour estimer la dynamique de la banque de graines chez les plantes

Pierre-Olivier Cheptou , Stéphane Cordeau , Sebastian Le Coz , Nathalie Peyrard

Peyrard, N.,; Gimenez, O. Approches statistiques pour les variables cachées en écologie, , pp. 111-130, 2022, 978-1-78948-047-4

Chapitre d'ouvrage hal-03884183v1

Using coupled hidden markov chains to estimate colonization and seed bank survival in a metapopulation of annual plants

Pierre-Olivier Cheptou , Stéphane Cordeau , Sebastian Le Coz , Nathalie Peyrard

Peyrard, N.; Gimenez, O. Statistical approaches for hidden variable in ecology, ISTE Ltd and John Wiley & Sons Inc, 2022, 978-1-78945-047-7

Chapitre d'ouvrage hal-03884164v1

Sidewalk plants as a model for studying adaptation to urban environments

Pierre-Olivier Cheptou , Susan C. Lambrecht

Marta Szulkin; Jason Munshi-South; Anne Charmantier. Urban Evolutionary Biology, Oxford University Press, pp.130-141, 2020, 978-0-19-883684-1. ⟨10.1093/oso/9780198836841.003.0008⟩

Chapitre d'ouvrage hal-03035463v1

Réflexions transversales sur les enjeux écologiques

Philippe Clergeau , Magali Deschamps-Cottin , Valérie Bertaudière-Montès , Pierre-Olivier Cheptou , Hervé Daniel et al.

Trame vertes urbaines. De la recherche scientifique au projet urbain, 2013, 978-2-281-12921-2

Chapitre d'ouvrage hal-01479255v1