kingdom Plantae - plants » divisio Magnoliophyta - flowering plants » class Rosopsida - eudicots » order Caryophyllales » family Cactaceae » genus Ariocarpus - livingrock » species Ariocarpus retusus
Mammillaria furfuraceus Watson
Anhalonium furfuraceum (Watson) Coulter
Ariocarpus furfuraceus (Watson) Thompson
Ariocarpus furfuraceus var. rostratus Berger