Heiden, Gustavo, and José Rubens Pirani. 2016. “Taxonomy of Baccharis Subgen. Tarchonanthoides (Asteraceae: Astereae: Baccharidinae), a Group from the Southeastern South American Grasslands and Savannas”. Phytotaxa 241 (1). Auckland, New Zealand:1–70. https://doi.org/10.11646/phytotaxa.241.1.1.