Revisión de Senega subgénero Clinclinia (Polygalaceae)

An exhaustive review of Senega subgenus Clinclinia (Polygalaceae) is presented here. The subgenus is conformed by 23 species distributed mainly in Argentina and Chile, with some species in Brazil, Bolivia, Paraguay, and Uruguay. All species are here described in detail and photographs of the plants in their habitat are provided along with photographic plates of their floral structures, distribution maps, and assessments of their conservation status. Senega kurtzii is here described as a new species. In addition, two identification keys, one of the three subgenera of Senega, other for all species of the subgenus Clinclinia, and an exhaustive list of the material examined are provided.