Rosas-Reinhold I., Sánchez D., Arias S., Systematic study and niche differentiation of the genus Aporocactus (Hylocereeae, Cactoideae, Cactaceae), Botanical Sciences, 2022, 100(2):423-445, doi: 10.17129/botsci.2893
Revision of the two Aporocactus species, chloroplast phylogeny and comparison of climatic niches.