@article{melo_2000,  title={Polygonaceae da cadeia do espinhaço, Brasil},  volume={14},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062000000300006},  DOI={10.1590/S0102-33062000000300006},  number={3},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Melo, Efigênia de},  year={2000},  month={Sep},  pages={273–300} }