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Related Experiment Video

Updated: May 28, 2026

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea

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Published on: November 25, 2016

Comparative population genetic structure in a plant-pollinator/seed predator system.

Isabel S Magalhaes¹, Gabriela Gleiser, Anne-Marie Labouche

¹Department of Evolutionary Botany, Institute of Biology, University of Neuchâtel, Rue Emile-Argand 11, CH-2000 Neuchâtel, Switzerland.

Molecular Ecology

|October 11, 2011

Summary

Genetic structure differs between the white campion (Silene latifolia) and its pollinator/seed predator moth (Hadena bicruris). Plant populations show significant genetic structuring, while the moth exhibits high gene flow, impacting co-adaptation potential.

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Area of Science:

Ecology and Evolutionary Biology
Population Genetics
Plant-Insect Interactions

Background:

Comparative spatial genetic analyses reveal how gene flow, selection, and drift shape genetic variation in interacting species.
Understanding local co-adaptation requires examining genetic structure across interacting plant and insect populations.

Purpose of the Study:

To analyze the spatial genetic structure of the white campion (Silene latifolia) and its specialist moth (Hadena bicruris) across a latitudinal gradient.
To investigate the potential for local co-adaptation between S. latifolia and H. bicruris by comparing their population genetic structures.

Main Methods:

Utilized nine microsatellite markers for Silene latifolia.
Employed eight newly developed microsatellite markers for Hadena bicruris.
Analyzed genetic structure within and among nine populations across Northern/Central Europe.

Main Results:

High levels of inbreeding were detected in most populations of both S. latifolia and H. bicruris.
Significant spatial genetic structure was found in S. latifolia populations, but not in H. bicruris populations.
A weak positive correlation was observed between the genetic distances of S. latifolia and H. bicruris.

Conclusions:

The genetic structure of S. latifolia populations suggests potential for differentiation in traits relevant to H. bicruris interaction.
High gene flow in H. bicruris may counteract local adaptation in S. latifolia populations.
Pollen dispersal appears limited between S. latifolia populations, maintaining plant genetic structure despite moth migration.