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Published: 2015-07-24

Drosera magnifica (Droseraceae): the largest New World sundew, discovered on Facebook

Laboratório de Sistemática Vegetal, Instituto de Biociências, Universidade de São Paulo, Rua do Matão 277, São Paulo, SP, 05508–900, Brazil
Daniel Burnham Ct., San Francisco, CA, 94109, USA
Botanische Staatssammlung München, Menzinger Strasse 67, D-80638 Munich, Germany
carnivorous plants Critically Endangered Drosera graminifolia microendemic new species Eudicots Brazil


Drosera magnifica, a microendemic sundew discovered on a single mountain top in eastern Minas Gerais (southeastern Brazil), is described here as a new species for science. Regarded as the largest New World sundew and one of the three largest Drosera species, it was just recently discovered through photographs posted on the social network Facebook. A detailed description, remarks on ecology, habitat, and conservation, a distribution map, line drawings, and photographs are provided, as well as a comparison between the related taxa (D. graminifolia and D. spiralis). The species is considered Critically Endangered, according to the IUCN Red List categories and criteria.