Strombocactus pseudomacrochele var. krainzianus (Gerhart Frank) G.D.Rowley in Repert. Pl. Succ. 13-1972: 10. 1974.

Nomenclatural References

• person : Gerhart Frank (b.1953) Based on occurrence of standard abbreviation 'Gerhart Frank' in the authors string.
• person : Gordon Douglas Rowley (1921-2019) Based on occurrence of standard abbreviation 'G.D.Rowley' in the authors string.
• database : The Plant List version 1.0, record: tro-50335583
• database : The Plant List version 1.1, record: tro-50335583