Disocactus Lindl. in Edwards's Bot. Reg. 31: t. 9. 1845 sec. Hunt & al. 2006
- =Cereus subsect. Heliocereus A. Berger in Rep. (Annual) Missouri Bot. Gard. 16: 78. 1905 syn. sec. Bravo-Hollis 1978
- =Heliocereus (A. Berger) Britton & Rose in Contr. U.S. Natl. Herb. 12: 433. 1909 syn. sec. Hunt & al. 2006
- =Mediocactus Britton & Rose, Cactaceae (Britton & Rose) 2: 210. 1920 syn. sec. Hunt & al. 2006
- =Chiapasia Britton & Rose, Cactaceae (Britton & Rose) 4: 203. 1923 syn. sec. Hunt & al. 2006
- =Nopalxochia Britton & Rose, Cactaceae (Britton & Rose) 4: 204. 1923 syn. sec. Hunt & al. 2006
- =Bonifazia Standl. & Steyerm. in Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 66. 1944 syn. sec. Hunt & al. 2006
- =Lobeira Alexander in Cact. Succ. J. (Los Angeles) 16: 177. 1944 syn. sec. Hunt & al. 2006
- =Pseudonopalxochia Backeb., Cactaceae (Backeberg) 1: 69. 1958 syn. sec. Hunt & al. 2006