Echinopsis rubescens Backeb. in Kakteen-Freund 1: 122. 1932.

Nomenclatural References

• person : Curt Backeberg (1894-1966) Based on occurrence of standard abbreviation 'Backeb.' in the authors string.
• database : The Plant List version 1.0, record: kew-2783619
• database : The Plant List version 1.1, record: kew-2783619