HORN, C. N. Two new species of Heteranthera (Pontederiaceae) in North America. Journal of the Botanical Research Institute of Texas, [S. l.], v. 14, n. 1, p. 1–8, 2020. DOI: 10.17348/jbrit.v14.i1.886. Disponível em: https://journals.brit.org/jbrit/article/view/886. Acesso em: 27 apr. 2024.