Disocactus nelsonii (Britton & Rose) Linding. subsp. nelsonii in Beih. Bot. Centralbl. 61: 383. 1942 sec. Hunt 2016
- =Phyllocactus nelsonii (Britton & Rose) Vaupel in Monatsschr. Kakteenk. 23: 116. 1913 syn. sec. Guzmán & al. 2003
- =Phyllocactus chiapensis J.A. Purpus in Monatsschr. Kakteenk. 28: 118. 1918 syn. sec. Guzmán & al. 2003
- =Chiapasia nelsonii (Britton & Rose) Britton & Rose, Cactaceae (Britton & Rose) 4: 203. 1923 syn. sec. Guzmán & al. 2003