Phylogeographic structure of the chloroplast DNA gene pool in North American Boechera: agenus and continental-wide perspective

Continental-wide phylogeographic studies of plants in North America are rare. In our study we examined the phylogeographic history of Boechera (Brassicaceae) on a continental-wide scale testing if it is possible to do an analysis for 57 of the currently accepted taxa simultaneously. A large amount o...

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Hauptverfasser: Kiefer, Christiane (VerfasserIn) , Dobeš, Christoph (VerfasserIn) , Sharbel, Timothy Francis (VerfasserIn) , Koch, Marcus (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: 26 March 2009
In: Molecular phylogenetics and evolution
Year: 2009, Jahrgang: 52, Heft: 2, Pages: 303-311
ISSN:1095-9513
DOI:10.1016/j.ympev.2009.03.016
Online-Zugang:Verlag, Volltext: http://dx.doi.org/10.1016/j.ympev.2009.03.016
Verlag, Volltext: http://www.sciencedirect.com/science/article/pii/S1055790309000694
Volltext
Verfasserangaben:Christiane Kiefer, Christoph Dobeš, Timothy F. Sharbel, Marcus A. Koch
Beschreibung
Zusammenfassung:Continental-wide phylogeographic studies of plants in North America are rare. In our study we examined the phylogeographic history of Boechera (Brassicaceae) on a continental-wide scale testing if it is possible to do an analysis for 57 of the currently accepted taxa simultaneously. A large amount of haplotype sharing is explained both by recurrent hybridization and by non-differentiation of haplotypes since speciation. Hence, the chloroplast gene pool in Boechera predates speciation and therefore justifies the simultaneous analysis of a large number of taxa. Unrelated from taxon identity we can show that the evolutionary lineages detected have a different phylogeographic history in terms of glacial refugia and recently recolonised areas.
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Beschreibung:Online Resource
ISSN:1095-9513
DOI:10.1016/j.ympev.2009.03.016