@article{heiden_iganci_bobrowski_macias_2007,  title={Biogeografia de <i>Baccharis</i> sect. <i>Caulopterae</i> (Asteraceae) no Rio Grande do Sul, Brasil},  volume={58},  ISSN={2175-7860},  url={https://doi.org/10.1590/2175-7860200758405},  DOI={10.1590/2175-7860200758405},  number={4},  journal={Rodriguésia},  publisher={Instituto de Pesquisas Jardim Botânico do Rio de Janeiro},  author={Heiden, Gustavo and Iganci, João Ricardo Vieira and Bobrowski, Vera Lucia and Macias, Leila},  year={2007},  month={Oct},  pages={787–796} }