Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).

The Strait of Gibraltar, the gateway between the Atlantic Ocean and the Mediterranean Sea, has a convulsive geological history, with recurring closing and opening events since the late Miocene. As a consequence, this region has played a major role in the evolutionary history of many species. Cynara...

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Main Authors: Sergi Massó, Jordi López-Pujol, Roser Vilatersana
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0207094
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author Sergi Massó
Jordi López-Pujol
Roser Vilatersana
author_facet Sergi Massó
Jordi López-Pujol
Roser Vilatersana
author_sort Sergi Massó
collection DOAJ
description The Strait of Gibraltar, the gateway between the Atlantic Ocean and the Mediterranean Sea, has a convulsive geological history, with recurring closing and opening events since the late Miocene. As a consequence, this region has played a major role in the evolutionary history of many species. Cynara baetica (Compositae) is a diploid perennial herb distributed in both sides of this strait. It is currently subdivided into two subspecies: C. baetica subsp. baetica for the Spanish populations, and C. baetica subsp. maroccana for the Moroccan ones. Following three different approximations of species delimitation, including phylogenetic and population genetic analyses (based on three AFLP primer combinations and two intergenic spacers of cpDNA), ecological niche modeling (ENM) and morphological studies, this taxon is investigated and reinterpreted. The results obtained showed a clear genetic, morphological and ecological differentiation between the two taxa and the important role played by the Strait of Gibraltar as a geographical barrier. Based on this evidence, the current taxonomic treatment is modified (both taxa should recover their specific rank) and specific conservation guidelines are proposed for the newly delimited taxa.
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spelling doaj.art-a2e423334ccf4b3fbb5eb9a4b1175ada2022-12-21T21:31:30ZengPublic Library of Science (PLoS)PLoS ONE1932-62032018-01-011311e020709410.1371/journal.pone.0207094Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).Sergi MassóJordi López-PujolRoser VilatersanaThe Strait of Gibraltar, the gateway between the Atlantic Ocean and the Mediterranean Sea, has a convulsive geological history, with recurring closing and opening events since the late Miocene. As a consequence, this region has played a major role in the evolutionary history of many species. Cynara baetica (Compositae) is a diploid perennial herb distributed in both sides of this strait. It is currently subdivided into two subspecies: C. baetica subsp. baetica for the Spanish populations, and C. baetica subsp. maroccana for the Moroccan ones. Following three different approximations of species delimitation, including phylogenetic and population genetic analyses (based on three AFLP primer combinations and two intergenic spacers of cpDNA), ecological niche modeling (ENM) and morphological studies, this taxon is investigated and reinterpreted. The results obtained showed a clear genetic, morphological and ecological differentiation between the two taxa and the important role played by the Strait of Gibraltar as a geographical barrier. Based on this evidence, the current taxonomic treatment is modified (both taxa should recover their specific rank) and specific conservation guidelines are proposed for the newly delimited taxa.https://doi.org/10.1371/journal.pone.0207094
spellingShingle Sergi Massó
Jordi López-Pujol
Roser Vilatersana
Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).
PLoS ONE
title Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).
title_full Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).
title_fullStr Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).
title_full_unstemmed Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).
title_short Reinterpretation of an endangered taxon based on integrative taxonomy: The case of Cynara baetica (Compositae).
title_sort reinterpretation of an endangered taxon based on integrative taxonomy the case of cynara baetica compositae
url https://doi.org/10.1371/journal.pone.0207094
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