August 27, 2018

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  • A hybrid population of plants with flowers
    in

    Trait variation across a plant hybrid zone 25 years in the making

    In natural hybrid zones, traits often show clines, gradual variation across a gradient reflecting a balance between natural selection and gene flow. Changes over time in average values for traits, and especially the shapes of their clines, are rarely investigated in plants but could result from evolution in an unstable hybrid zone. Differences in clines […] More