Misleading fruits: The non-monophyly of and supports generic re-circumscriptions and a new genus within mimosoid legumes.

PhytoKeys

Universidade Estadual de Feira de Santana, Departamento de Ciências Biológicas. Av. Transnordestina s.n., Novo Horizonte, Feira de Santana, BA, 44036-900, Brazil Universidade Estadual de Feira de Santana Feira de Santana Brazil.

Published: August 2022

Generic delimitation in and allies (mimosoid legumes) has been in a state of flux, particularly caused by over-reliance on fruit and seed morphology to segregate species out of into the genera , and . Although supporting their segregation from , previous phylogenetic analyses suggested that some of these segregated genera are not monophyletic. Here, we test the monophyly of , and with dense taxon sampling across these genera, including the type species of each genus. Our analysis recovers as monophyletic, but places species in two distinct lineages, one of which includes all three species of . Given that the type species of both and are nested in the same clade, we subsume under the older name . The remaining species are assigned to the new genus . Alongside high molecular phylogenetic support, recognition of , and as distinct genera is also supported by combinations of morphological traits, several of which were previously overlooked.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC9849003PMC
http://dx.doi.org/10.3897/phytokeys.205.82275DOI Listing

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