Sust. FEM. Field of forage grass «pará», of «Brachiaria mutica Stapf» scientific name ( genus, species and author Otto Stapf, who described him ) originating in Africa, cultivated likewise in warmer regions of the Americas. The concept is constituted by: ) the name usual grass, desacentuado; (b) ) a eufónica «n» for liaison with: (c) ) the ending abundancial 'was', in order to avoid that the word is 'paraera'.