Phytochemical and morpho-anatomical study of the vegetative organs of Psychotria fractistipula L.B.Sm., R.M. Klein & Delprete (Rubiaceae). Brazilian Journal of Pharmaceutical Sciences, [S. l.], v. 56, p. e18158, 2020. DOI: 10.1590/s2175-97902020000118158. Disponível em: https://www.revistas.usp.br/bjps/article/view/181806.. Acesso em: 4 may. 2024.