@article{barros_souza_2009,  title={
       },  volume={23},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062009000400033},  DOI={10.1590/S0102-33062009000400033},  number={4},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Barros, Raimundo Santos and Souza, Raymundo Fonsêca},  year={2009},  month={Dec},  pages={1213–1213} }