A new species of Begonia (Begoniaceae) from the Atlantic Forest of Espírito Santo, Brazil

Ludovic Jean Charles Kollmann,André Paviotti Fontana

doi:10.1590/2175-7860200859407

Abstract

ABSTRACT Begonia mysteriosa L.Kollmann & A.P.Fontana, a new species known only from the municipality of São Roque do Canaã in the Atlantic Forest of the state of Espírito Santo, Brazil, is described and illustrated. This new species is probably related to Begonia barckleyana L.B.Sm., section Knesebeckia, from which it differs by its leaf shape, stipule size, stigma more than two branches and pistillate flowers with six tepals. Description, diagnose, illustration and comments about the geographic distribution are provided.

Highlights

RESUMO (Uma nova espécie de Begonia (Begoniaceae) da Mata Atlântica do Espírito Santo, Brasil) Begonia mysteriosa L.Kollmann & A.P.Fontana, uma nova espécie de Begonia da seção Knesebeckia, proveniente do município de São Roque do Canaã, Espírito Santo, Brasil, é descrita e ilustrada
Begonia mysteriosa should be grouped in Knesebeckia section which species present two placentae per locule and ovules on both sides of placentae, anters obovate and as long as the filaments
While undertaking fieldwork in the inselberg locality of Alto Misterioso in the mountainous region of central Espírito Santo, we collected a species of Begonia that we describe as new

Summary

Introduction

RESUMO (Uma nova espécie de Begonia (Begoniaceae) da Mata Atlântica do Espírito Santo, Brasil) Begonia mysteriosa L.Kollmann & A.P.Fontana, uma nova espécie de Begonia da seção Knesebeckia, proveniente do município de São Roque do Canaã, Espírito Santo, Brasil, é descrita e ilustrada. More than 240 species, distributed in 13 sections, occur in Brazil (Smith et al 1986; Doorenbos et al 1998), mostly native to the Atlantic Forest (Duarte 1961). Begonia mysteriosa should be grouped in Knesebeckia section which species present two placentae per locule and ovules on both sides of placentae, anters obovate and as long as the filaments.

Results

Conclusion