Published June 30, 2021 | Version v1
Dataset Open

Data from: Sensitivity to habitat fragmentation across European landscapes in three temperate forest herbs

  • 1. Leibniz Centre for Agricultural Landscape Research
  • 2. Swedish University of Agricultural Sciences
  • 3. Stockholm University
  • 4. University of Picardie Jules Verne
  • 5. Ghent University
  • 6. University of Bremen
  • 7. National Taiwan University
  • 8. University of Tartu
  • 9. IVL - Swedish Environmental Research Institute

Description

Context. Evidence for effects of habitat loss and fragmentation on the viability of temperate forest herb populations in agricultural landscapes is so far based on population genetic studies of single species in single landscapes. However, forest herbs differ in their life histories, and landscapes have different environments, structures and histories, making generalizations difficult.

Objectives. We compare the response of three slow-colonizing forest herbs to habitat loss and fragmentation and set this in relation to differences in life-history traits, in particular their mating system and associated pollinators.

Methods. We analysed the herbs' landscape-scale population genetic structure based on microsatellite markers from forest fragments across seven European agricultural landscapes.

Results. All species responded to reductions in population size with a decrease in allelic richness and an increase in genetic differentiation among populations. Genetic differentiation also increased with enhanced spatial isolation. In addition, each species showed unique responses. Heterozygosity in the self-compatible Oxalis acetosella was reduced in smaller populations. The genetic diversity of Anemone nemorosa, whose main pollinators are less mobile, decreased with increasing spatial isolation, but not that of the bumblebee-pollinated Polygonatum multiflorum.

Conclusions. Our study indicates that habitat loss and fragmentation compromises the long-term viability of slow-colonizing forest herbs despite their ability to persist for many decades by clonal propagation. The distinct responses of the three species studied within the same landscapes confirm the need of multi-species approaches. The mobility of associated pollinators should be considered an important determinant of forest herbs' sensitivity to habitat loss and fragmentation.

Notes

See the README file.

Funding provided by: Deutsche Forschungsgemeinschaft
Crossref Funder Registry ID: http://dx.doi.org/10.13039/501100001659
Award Number: NA 1067/2-1

Funding provided by: Deutsche Forschungsgemeinschaft
Crossref Funder Registry ID: http://dx.doi.org/10.13039/501100001659
Award Number: HO 4742/2-1

Funding provided by: Deutsche Forschungsgemeinschaft
Crossref Funder Registry ID: http://dx.doi.org/10.13039/501100001659
Award Number: KR 5060/1-1

Funding provided by: H2020 European Research Council
Crossref Funder Registry ID: http://dx.doi.org/10.13039/100010663
Award Number: 757833, 2018

Funding provided by: European Regional Development Fund
Crossref Funder Registry ID: http://dx.doi.org/10.13039/501100008530
Award Number: EcolChange

Funding provided by: Fonds Wetenschappelijk Onderzoek
Crossref Funder Registry ID: http://dx.doi.org/10.13039/501100003130
Award Number: G0H1517N

Funding provided by: Bolin Centre for Climate Research*
Crossref Funder Registry ID:
Award Number:

Funding provided by: Bijzonder Onderzoeksfonds UGent
Crossref Funder Registry ID: http://dx.doi.org/10.13039/501100007229
Award Number: 01N02817

Funding provided by: Bolin Centre for Climate Research
Crossref Funder Registry ID:

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