• Medientyp: E-Artikel
  • Titel: Phylogeny of Maleae (Rosaceae) Based on Multiple Chloroplast Regions: Implications to Genera Circumscription
  • Beteiligte: Sun, Jiahui; Shi, Shuo; Li, Jinlu; Yu, Jing; Wang, Ling; Yang, Xueying; Guo, Ling; Zhou, Shiliang
  • Erschienen: Hindawi Limited, 2018
  • Erschienen in: BioMed Research International
  • Sprache: Englisch
  • DOI: 10.1155/2018/7627191
  • ISSN: 2314-6141; 2314-6133
  • Schlagwörter: General Immunology and Microbiology ; General Biochemistry, Genetics and Molecular Biology ; General Medicine
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  • Beschreibung: <jats:p>Maleae consists of economically and ecologically important plants. However, there are considerable disputes on generic circumscription due to the lack of a reliable phylogeny at generic level. In this study, molecular phylogeny of 35 generally accepted genera in Maleae is established using 15 chloroplast regions.<jats:italic>Gillenia</jats:italic>is the most basal clade of Maleae, followed by<jats:italic>Kageneckia</jats:italic>+<jats:italic>Lindleya</jats:italic>,<jats:italic>Vauquelinia</jats:italic>, and a typical radiation clade, the core Maleae, suggesting that the proposal of four subtribes is reasonable. In the core Maleae including 31 genera, chloroplast gene data support that the four<jats:italic>Malus</jats:italic>-related genera should better be merged into one genus and the six<jats:italic>Sorbus</jats:italic>-related genera would be classified into two genera, whereas all<jats:italic>Photinia</jats:italic>-related genera should be accepted as distinct genera. Although the phylogenetic relationships among the genera in Maleae are much clearer than before, it is still premature to make a formal taxonomic treatment for these genera.</jats:p>
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