BAKER, M.; CLOUD-HUGHES, M. A. Reassessment of subspecific taxa within Pediocactus peeblesianus (Cactaceae) by multivariate analysis of morphological characters. Journal of the Botanical Research Institute of Texas, [S. l.], v. 16, n. 1, p. 297–315, 2022. DOI: 10.17348/jbrit.v16.i1.1234. Disponível em: https://journals.brit.org/jbrit/article/view/1234. Acesso em: 2 feb. 2023.