Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradient

Why this research Matters Phenotypic plasticity is a key mechanism for sedentary long‐living species to adjust to changing environment. Here, we use mature Larix decidua tree‐ring variables collected along an elevational transect in the French Alps to characterize the range of individual plastic res...

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Main Authors: Margarita Escobar‐Sandoval, Luc Pâques, Patrick Fonti, Alejandro Martinez‐Meier, Philippe Rozenberg
Format: Article
Language:English
Published: Wiley 2021-04-01
Series:Plant-Environment Interactions
Subjects:
Online Access:https://doi.org/10.1002/pei3.10040
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author Margarita Escobar‐Sandoval
Luc Pâques
Patrick Fonti
Alejandro Martinez‐Meier
Philippe Rozenberg
author_facet Margarita Escobar‐Sandoval
Luc Pâques
Patrick Fonti
Alejandro Martinez‐Meier
Philippe Rozenberg
author_sort Margarita Escobar‐Sandoval
collection DOAJ
description Why this research Matters Phenotypic plasticity is a key mechanism for sedentary long‐living species to adjust to changing environment. Here, we use mature Larix decidua tree‐ring variables collected along an elevational transect in the French Alps to characterize the range of individual plastic responses to temperature. Stem cores from 821 mature Larix decidua trees have been collected from four plots distributed along a 1,000‐m elevational gradient in a natural forest to build up individual linear reaction norms of tree‐ring microdensity traits to temperature. The sign, magnitude and spread of variations of the slopes of the individual reaction norms were used to characterize variation of phenotypic plasticity among plots and traits. Results showed a large range of phenotypic plasticity (with positive and negative slopes) at each elevational plot and for each tree‐ring variable. Overall, phenotypic plasticity tends to be larger but positive at higher elevation, negative at the warmer lower sites, and more variable in the center of the elevation distribution. Individual inter‐ring reaction norm is a valuable tool to retrospectively characterize phenotypic plasticity of mature forest trees. This approach applied to Larix decidua tree‐ring micro‐density traits along an elevation gradient showed the existence of large inter‐individual variations that could support local adaptation to a fast‐changing climate.
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spelling doaj.art-43a302d9cb1f4a78b602b378c5ea13cc2022-12-21T18:57:00ZengWileyPlant-Environment Interactions2575-62652021-04-0122456010.1002/pei3.10040Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradientMargarita Escobar‐Sandoval0Luc Pâques1Patrick Fonti2Alejandro Martinez‐Meier3Philippe Rozenberg4INRAEUMR 0588 BIOFORA Orléans Cedex 2 FranceINRAEUMR 0588 BIOFORA Orléans Cedex 2 FranceSwiss Federal Institute for Forest Snow and Landscape Research WSL Birmensdorf SwitzerlandINTAEEA BarilocheGrupo de Ecología Forestal San Carlos de Bariloche, Río Negro ArgentinaINRAEUMR 0588 BIOFORA Orléans Cedex 2 FranceWhy this research Matters Phenotypic plasticity is a key mechanism for sedentary long‐living species to adjust to changing environment. Here, we use mature Larix decidua tree‐ring variables collected along an elevational transect in the French Alps to characterize the range of individual plastic responses to temperature. Stem cores from 821 mature Larix decidua trees have been collected from four plots distributed along a 1,000‐m elevational gradient in a natural forest to build up individual linear reaction norms of tree‐ring microdensity traits to temperature. The sign, magnitude and spread of variations of the slopes of the individual reaction norms were used to characterize variation of phenotypic plasticity among plots and traits. Results showed a large range of phenotypic plasticity (with positive and negative slopes) at each elevational plot and for each tree‐ring variable. Overall, phenotypic plasticity tends to be larger but positive at higher elevation, negative at the warmer lower sites, and more variable in the center of the elevation distribution. Individual inter‐ring reaction norm is a valuable tool to retrospectively characterize phenotypic plasticity of mature forest trees. This approach applied to Larix decidua tree‐ring micro‐density traits along an elevation gradient showed the existence of large inter‐individual variations that could support local adaptation to a fast‐changing climate.https://doi.org/10.1002/pei3.10040AdaptationClinedendroecologyLarix deciduamicrodensityplastic
spellingShingle Margarita Escobar‐Sandoval
Luc Pâques
Patrick Fonti
Alejandro Martinez‐Meier
Philippe Rozenberg
Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradient
Plant-Environment Interactions
Adaptation
Cline
dendroecology
Larix decidua
microdensity
plastic
title Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradient
title_full Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradient
title_fullStr Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradient
title_full_unstemmed Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradient
title_short Phenotypic plasticity of European larch radial growth and wood density along a‐1,000 m elevational gradient
title_sort phenotypic plasticity of european larch radial growth and wood density along a 1 000 m elevational gradient
topic Adaptation
Cline
dendroecology
Larix decidua
microdensity
plastic
url https://doi.org/10.1002/pei3.10040
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