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Citation for Study 1760

About Citation title: "Untangling Complex Histories of Genome Mergings in High Polyploids.".
About This study was previously identified under the legacy study ID S1727 (Status: Published).

Citation

Brysting A., Oxelman B., Huber K., Moulton V., & Brochmann C. 2007. Untangling Complex Histories of Genome Mergings in High Polyploids. Systematic Biology, 56(3): 467-476.

Authors

  • Brysting A.
  • Oxelman B.
  • Huber K.
  • Moulton V.
  • Brochmann C.

Abstract

Polyploidy, the duplication of entire genomes, plays a major role in plant evolution. In allopolyploids, genome duplication is associated with hybridization between two or more divergent genomes. Successive hybridization and polyploidzation events can build up species complexes of allopolyploids with complicated network-like histories, and the evolutionary history of many plant groups cannot be adequately represented by phylogenetic trees because of such reticulate events. The history of complex genome mergings within a high-polyploid species complex in the genus Cerastium (Caryophyllaceae) is here untangled by the use of a network algorithm and non-coding sequences of a low-copy number gene. The resulting network illustrates how hybridization and polyploidization have acted as key evolutionary processes in creating a plant group where high-level allopolyploids clearly outnumber extant parental genomes.

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About this resource

  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S1760
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