@article{melo-de-pinna_2004,  title={Anatomia foliar de Richterago Kuntze (Mutisieae, Asteraceae)},  volume={18},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062004000300017},  DOI={10.1590/S0102-33062004000300017},  number={3},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Melo-de-Pinna, Gladys Flávia de A.},  year={2004},  month={Jul},  pages={591–600} }