Neoporteria islayensis f. brevicylindrica (Rauh & Backeb.) Donald & G.D.Rowley in Cact. Succ. J. Gr. Brit. 28: 56. 1966.

Nomenclatural References

• person : Curt Backeberg (1894-1966) Based on occurrence of standard abbreviation 'Backeb.' in the authors string.
• person : Gordon Douglas Rowley (1921-2019) Based on occurrence of standard abbreviation 'G.D.Rowley' in the authors string.
• person : John Donald Donald (1923-1996) Based on occurrence of standard abbreviation 'Donald' 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: tro-5106973
• database : The Plant List version 1.1, record: tro-5106973