Haageocereus rigidispinus Rauh & Backeb., Descr. Cact. Nov. 1: 26. 1957 ["1956"] Haageocereus rigidispinus Rauh & Backeb., Descr. Cact. Nov. 1: 26. 1957 ["1956"]Taxon for this nameHaageocereus rigidispinus Rauh & Backeb.
