Keller, Héctor A. “‘I Am Not happy’: Origin, Uses and Social Agency of Chaptalia Nutans (Asteraceae), According to the Guarani People of Misiones Province, Argentina”. Bonplandia 22, no. 2 (July 1, 2013): 171–180. Accessed November 13, 2026. https://revistas.unne.edu.ar/index.php/bon/article/view/1247.