Arequipa rettigii var. erectocylindrica (Rauh & Backeb.) Krainz Kakteen 36: C Vb. 1967.

Nomenclatural References

• person : Curt Backeberg (1894-1966) Based on occurrence of standard abbreviation 'Backeb.' in the authors string.
• person : Hans Krainz (1906-1980) Based on occurrence of standard abbreviation 'Krainz' in the authors string.
• person : Werner Rauh (1913-2000) Based on occurrence of standard abbreviation 'Rauh' in the authors string.
• database : The Plant List version 1.0, record: kew-2650388
• database : The Plant List version 1.1, record: kew-2650388