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Type: Article
Published: 2016-02-05
Page range: 49–60
Abstract views: 20
PDF downloaded: 1

Commelina catharinensis (Commelinaceae): a narrow endemic and endangered new species from Santa Catarina, southern Brazil

Statens Naturhistoriske Museum, Københavns Universitet, Sølvgade 83S, 1307 Copenhagen, Denmark
Departamento de Botânica, Universidade Federal de Santa Catarina, Campus Trindade, 88040-900, Florianópolis, SC, Brazil
Departamento de Botânica, Universidade Federal de Santa Catarina, Campus Trindade, 88040-900, Florianópolis, SC, Brazil
Departamento de Botânica, Universidade Federal de Santa Catarina, Campus Trindade, 88040-900, Florianópolis, SC, Brazil
Commelinales identification key South America taxonomy threatened species Monocots Brazil

Abstract

This contribution presents and describes Commelina catharinensis, a new, narrow endemic species only known from two very restricted areas of coastal vegetation in Santa Catarina state, southern Brazil. Both localities where this species has been collected are currently highly threatened by both legal and illegal urban advance. The new species classifies as endangered (EN) according to the IUCN criteria. We also provide here the first identification key to the species of Commelina that occur in Santa Catarina.