Pilosocereus collinsii (Britton & Rose) Byles & G.D.Rowley in Cact. Succ. J. Gr. Brit. 19(3): 66. 1957 sec. Franco-Estrada & al. 2022
- ≡Cephalocereus collinsii Britton & Rose, Cactaceae 4: 269–270, f. 242. 1923 syn. sec. Franco-Estrada & al. 2022
- ≡Pilocereus collinsii (Britton & Rose) F.M.Knuth, Kaktus-ABC: 330. 1936 ["1935"] syn. sec. Franco-Estrada & al. 2022
- Lectotype (designated by Zappi, D. 1994: 150): Mexico, Oaxaca, Tehuantepec, 1902, O. Cook & Collins s.n. (US: 00115537, isolectotypes: NY 00118700, 00120552)