1.
Baker M, Cloud-Hughes MA. Reassessment of subspecific taxa within Pediocactus peeblesianus (Cactaceae) by multivariate analysis of morphological characters. J. Bot. Res. Inst. Texas [Internet]. 2022 Jul. 15 [cited 2023 Feb. 2];16(1):297-315. Available from: https://journals.brit.org/jbrit/article/view/1234