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Paulo E.A.S. Câmara
Universidade de Brasilia,
Depto de Botânica,
Brasilia,Saint Louis
Jacques van Rooy
National Herbarium
South African National Biodiversity Institute (SANBI),
School of Animal, Plant and Environmental Sciences,
University of the WitwatersrandPretoria,Johannesburg
Micheline Carvalho Silva
Universidade Federal dos Vales do Jequitinhonha e Mucuri,
Unaí