Ouratea lancifolia R. G. Chacon & K. Yamam. (Ochnaceae), uma nova espécie do Cerrado, Brasil

the new species ouratea lancifolia r. g. chacon & k. yamam. is described. it comprises small shrubs from grassy savannas and is characterized by lanceolate leaves with cordate base and serrate margins. description, illustration, and ecological comments are presented. distinctions between the new species and its two closest species, o. lanceolata (pohl) engl. e o. floribunda (a. st.-hil.) engl., also from the cerrado biome, are pointed out.