Capparaceae in the state of Rio Grande do Norte, Brazil

This study consists in the floristic-taxonomic survey of the Capparaceae species in the state of Rio Grande do Norte (RN), Northeastern Brazil. Five genera and six species of Capparaceae were registered: Capparidastrum (1 sp.); Crateva (1 sp.); Cynophalla (2 sp.);Mesocapparis (1 sp.) and Neocalyptrocalyx(1 sp.). The species occur more frequently in vegetation of Caatingasensu lato and in Seasonal Semideciduous Forest.Capparidastrum frondosum and Mesocapparis lineata are new records for the state, with last one being restricted to a single locality. Descriptions, identification key for species, illustrations and images are presented.

Key words:
Brassicales; taxonomy; flora; Cynophalla; Northeastern Brazil