MAJURE, L. C. On the origin of the two putative allopolyploids, Opuntia curvispina and O. martiniana (Cactaceae): A case of cryptic speciation in prickly pear cacti. Journal of the Botanical Research Institute of Texas, [S. l.], v. 16, n. 1, p. 317–333, 2022. DOI: 10.17348/jbrit.v16.i1.1235. Disponível em: https://journals.brit.org/jbrit/article/view/1235. Acesso em: 2 feb. 2023.