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Citation for Study 19476

About Citation title: "A preliminary molecular phylogeny of the genus Riccia L. (Ricciaceae) in Australia".
About Study name: "A preliminary molecular phylogeny of the genus Riccia L. (Ricciaceae) in Australia".
About This study is part of submission 19476 (Status: Published).

Citation

Cargill C., Neal W.E., Sharma I., & Gueidan C. 2016. A preliminary molecular phylogeny of the genus Riccia L. (Ricciaceae) in Australia. Australian Systematic Botany, 29: 197-217.

Authors

  • Cargill C. Phone 61 2 62509464
  • Neal W.E.
  • Sharma I.
  • Gueidan C.

Abstract

Several Australian Riccia taxa have been sequenced for the first time, with the majority from the monsoon tropics of the Northern Territory, north of 18 latitude. This allowed testing of several infrageneric groupings within the genus as well as morphological species concepts. Molecular data from one nuclear and four plastid markers support the genus as a monophyletic group. However, the monophyly of the two largest subgenera, subgenus Riccia and subgenus Ricciella, are not supported, with the latter being polyphyletic and well nested within subgenus Riccia. Several currently accepted species such as Riccia inflexa and Riccia lamellosa were also found to be polyphyletic. A second tree reconstruction using only trnL?F sequences allowed comparison to several taxa collected outside of Australia. This showed that some species have a truly cosmopolitan distribution, whereas others have not.

Keywords

Riccia; liverworts; molecular phylogeny; Australia; Northern Territory

External links

About this resource

  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S19476
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