@article{cortez_silveira_2007,  title={Species of Hypholoma (Fr.) P. Kumm. (Strophariaceae, Agaricales) in Rio Grande do Sul State, Brazil},  volume={21},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062007000300008},  DOI={10.1590/S0102-33062007000300008},  number={3},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Cortez, Vagner Gularte and Silveira, Rosa Mara Borges da},  year={2007},  month={Jul},  pages={609–621} }