Journal article

Phylogeny, major clades and infrageneric classification of Corymbia (Myrtaceae), based on nuclear ribosomal DNA and morphology

C Parra-O., MJ Bayly, A Drinnan, F Udovicic, P Ladiges

Australian Systematic Botany | Published : 2009

Abstract

Phylogenetic relationships of sections and species within Corymbia (Myrtaceae), the bloodwood eucalypts, were evaluated by using combined analyses of nuclear rDNA (ETS+ITS) and morphological characters. Combining morphological characters with molecular data provided resolution of relationships within Corymbia. The analyses supported the monophyly of the genus and recognition of the following two major clades, treated here as new subgenera: subgenus Corymbia, including informal sections recognised by Hill and Johnson (1995), namely Rufaria (red bloodwoods), Apteria and Fundoria; and subgenus Blakella, including sections Politaria (spotted gums), Cadagaria, Blakearia (paper-fruited bloodwoods ..

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Funding Acknowledgements

We thank Ken Hill, Peter Wilson and staff of the Mt Annan Botanic Gardens and Dean Nicolle, Currency Creek Arboretum, for access to collections and assistance. Eve Lucas and Peter de Lange provided advice on ETS primers for use in Myrtaceae. Carlos Parra-O. is grateful to The University of Melbourne for an International Postgraduate Scholarship, to the Albert Shimmin Memorial Fund of the Faculty of Sciences of The University of Melbourne, and to the Universidad Nacional de Colombia for its continuous support. This work was funded by an Australian Research Council (ARC) Linkage grant, including financial support from the Maud Gibson Trust, RBG Melbourne and RBG Sydney.