WILLIAMS, J. K. Petiole length in Boerhavia (Nyctaginaceae) approximates the golden ratio phi. Journal of the Botanical Research Institute of Texas, [S. l.], v. 12, n. 2, p. 667–682, 2018. DOI: 10.17348/jbrit.v12.i2.967. Disponível em: https://journals.brit.org/jbrit/article/view/967. Acesso em: 3 may. 2024.