@article{moreira_azevedo-tozzi_1997,  title={Indigofera L. (Leguminosae, Papilionoideae) no estado de São Paulo, Brasil},  volume={20},  ISSN={0100-8404},  url={https://doi.org/10.1590/S0100-84041997000100010},  DOI={10.1590/S0100-84041997000100010},  number={1},  journal={Brazilian Journal of Botany},  publisher={Sociedade Botânica de São Paulo},  author={Moreira, João Luiz de Arruda and Azevedo-Tozzi, Ana Maria Goulart de},  year={1997},  month={Jun},  pages={97–117} }