Cephalocereus nudus
Cephalocereus nudus in Allan Hancock Found. Publ. Occas. Pap. 1: 12. 1948 sec. Tapia & al. 20171
- ≡Cephalocereus tetetzo var. nudus in Desert Pl. Life 24(3): 54. 1952 syn. sec. Tapia & al. 20171
- ≡Neobuxbaumia tetetzo var. nuda in Cact. Succ. J. (Los Angeles) 24: 169. 1952 syn. sec. Tapia & al. 20171
- ≡Carnegiea tetetzo var. nuda in Calyx 2(3): 108. 1992 syn. sec. Tapia & al. 20171
- Holotype: Mexico. Oaxaca: Tehuantepec, 1947, E. Y. Dawson 3002 (RSA liquid)
- 1. Tapia, H.J., Bárcenas-Argüello, M.L., Terrazas, T. & Arias, S. 2017: Phylogeny and circumscription of Cephalocereus (Cactaceae) based on molecular and morphological evidence. – Systematic Botany 42(4): 709-723. http://doi.org/10.1600/036364417X696546
- =Neobuxbaumia squamulosa in Cact. Suc. Mex. 35: 13. 1990 syn. sec. Tapia & al. 20172
- ≡Carnegiea squamulosa in Calyx 2: 108. 1992 syn. sec. Kew WCVP (2019)3
- Holotype: Mexico. Michoacan: Coalcoman, 19 Oct 1987, H. Sánchez-Mejorada 4250 (MEXU 474887)
- 2. Tapia, H.J., Bárcenas-Argüello, M.L., Terrazas, T. & Arias, S. 2017: Phylogeny and circumscription of Cephalocereus (Cactaceae) based on molecular and morphological evidence. – Systematic Botany 42(4): 709-723. http://doi.org/10.1600/036364417X696546, 3. Kew WCVP (2019)