BJÖRK, C. R. Flora of the Pacific Northwest: An Illustrated Manual. Journal of the Botanical Research Institute of Texas, [S. l.], v. 14, n. 1, p. 152–157, 2020. DOI: 10.17348/jbrit.v14.i1.992. Disponível em: https://journals.brit.org/jbrit/article/view/992. Acesso em: 2 may. 2024.