Flora of Bahia: Melastomataceae – Tibouchina s.l.

A taxonomic treatment of Tibouchina s.l. from Bahia, Brazil, is presented. Thirty-seven species are recognized, one of them in Pleroma ( P. michelangelii ). Four species are new records for Northeast Brazil ( T. crassiramis , T. elegans , T. granulosa and T. sebastianopolitana ), 25 are endemic to the state and nine restricted to the Chapada Diamantina. The treatment includes an identification key, descriptions, illustrations, comments, and distribution maps of the species in the state.